阅读说明：本技术 一种能够混合预热热水器 (Water heater capable of mixing and preheating ) 是由 罗子健 罗先明 许运凌 于 2021-08-04 设计创作，主要内容包括：本发明公开了一种能够混合预热热水器,包括内胆、进水管、出水管、旁路水管以及单向驱动组件,内胆设置有储水腔以及分别与储水腔连通的进水口和出水口,进水管与进水口对接连通,出水管与出水口对接连通,旁路水管的一端与进水管连通,旁路水管的另一端与出水管连通,单向驱动组件设置在旁路水管上以用于驱使经过出水管的部分水流经过旁路水管流入进水管,本设计使得各个位置的水温相对均匀,出水口流出的水不至于忽冷忽热,出水水温均匀。(The invention discloses a water heater capable of mixing and preheating, which comprises an inner container, a water inlet pipe, a water outlet pipe, a bypass water pipe and a one-way driving assembly, wherein the inner container is provided with a water storage cavity, a water inlet and a water outlet which are respectively communicated with the water storage cavity, the water inlet pipe is communicated with the water inlet in a butt joint mode, the water outlet pipe is communicated with the water outlet in a butt joint mode, one end of the bypass water pipe is communicated with the water inlet pipe, the other end of the bypass water pipe is communicated with the water outlet pipe, and the one-way driving assembly is arranged on the bypass water pipe and used for driving partial water flowing through the water outlet pipe to flow into the water inlet pipe through the bypass water pipe.)

1. A hybrid preheat water heater, comprising:

the inner container is provided with a water storage cavity, a water inlet and a water outlet which are respectively communicated with the water storage cavity;

the water inlet pipe is communicated with the water inlet in a butt joint way;

the water outlet pipe is communicated with the water outlet in a butt joint manner;

one end of the bypass water pipe is communicated with the water inlet pipe, and the other end of the bypass water pipe is communicated with the water outlet pipe;

and the one-way driving assembly is arranged on the bypass water pipe and is used for driving partial water flow passing through the water outlet pipe to flow into the water inlet pipe through the bypass water pipe.

2. A hybrid preheat water heater as set forth in claim 1, wherein: one end of the water inlet pipe and one end of the water outlet pipe both extend into the water storage cavity, and in the gravity direction, one end of the water outlet pipe is higher than one end of the water inlet pipe.

3. A hybrid preheat water heater as set forth in claim 1, wherein: the one-way driving assembly comprises a one-way valve and a water pump, the water pump is arranged on the bypass water pipe and can drive part of water flow passing through the water outlet pipe to flow into the water inlet pipe through the bypass water pipe, the water inlet end of the one-way valve is close to one section of butt joint of the water outlet pipe through the bypass water pipe, and the water outlet end of the one-way valve is close to one section of butt joint of the water inlet pipe through the bypass water pipe.

4. A hybrid preheat water heater as set forth in claim 1, wherein: and part of the inner pipe wall of the water inlet pipe is expanded to form a water mixing cavity, and the other end of the bypass water pipe is communicated with the water mixing cavity.

5. A hybrid preheat water heater as set forth in claim 1, wherein: still include velocity of flow detection module, velocity of flow detection module sets up in the bypass water pipe, velocity of flow detection module with one-way drive assembly electricity is connected in order to pass through the water velocity in the one-way drive assembly control bypass water pipe.

6. A hybrid preheat water heater as set forth in claim 5, wherein: the water outlet device is characterized by further comprising an on-off detection module, one end, away from the water outlet, of the water outlet pipe is in butt joint with the water valve, the on-off detection module is connected with the water valve to detect the on-off of the water valve, and the on-off detection module is electrically connected with the one-way driving assembly to control the on-off of the one-way driving assembly.

7. A hybrid preheat water heater as set forth in claim 1, wherein: still include shell and heater block, be provided with the holding chamber in the shell, the heater block with the inner bag all set up in the shell is located the holding intracavity, the heater block with the lateral wall of inner bag is connected in order to right the inner bag heating.

8. A hybrid preheat water heater as set forth in claim 7, wherein: and a heat insulation structure is arranged between the shell and the inner container.

9. A hybrid preheat water heater as set forth in claim 8, wherein: the heat insulation structure is one or more of glass fiber cotton, polystyrene foam plastics and polyurethane foam plastics.

Technical Field

The invention relates to the technical field of water heaters, in particular to a water heater capable of being mixed and preheated.

Background

Traditional electric water heater, need import cold water to the inner bag in, recycle the water heating of heater block in to the inner bag, when needs use hot water, hot water in the inner bag is exported from the delivery port, cold water also need flow into the inner bag from the water inlet in order to supply simultaneously, and the cold water of input and the hot water in the inner bag are to dashing, according to cold and hot characteristic, hot water can float, cold water can deposit the below in the inner bag, the in-process of input cold water, if cold and hot disparity is great, cold water hot water needs the certain time just can mix, just can make the temperature of each position relatively even, but because just continuing water use, the temperature that leads to exporting is inhomogeneous, influence user experience.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the water heater capable of mixing and preheating water, so that the temperature of outlet water is uniform.

According to an embodiment of a first aspect of the present invention, a hybrid preheating water heater includes: the inner container is provided with a water storage cavity, a water inlet and a water outlet which are respectively communicated with the water storage cavity; the water inlet pipe is communicated with the water inlet in a butt joint way; the water outlet pipe is communicated with the water outlet in a butt joint manner; one end of the bypass water pipe is communicated with the water inlet pipe, and the other end of the bypass water pipe is communicated with the water outlet pipe; and the one-way driving assembly is arranged on the bypass water pipe and is used for driving partial water flow passing through the water outlet pipe to flow into the water inlet pipe through the bypass water pipe.

The water heater capable of mixing and preheating provided by the embodiment of the invention at least has the following beneficial effects:

according to the water heater, a user can obtain hot water from the water outlet pipe, and partial hot water flowing out of the water outlet is driven by the one-way driving assembly to flow into the water inlet pipe from the bypass water pipe, premixed with cold water flowing out of the water inlet pipe and then enter the inner container from the water inlet, at the moment, the temperature of the water flowing in from the water inlet pipe is relatively increased through premixing, and the water is more easily mixed with high-temperature water in the inner container, so that the water temperature at each position is relatively uniform, the water flowing out of the water outlet is not cooled and heated suddenly, and the water temperature of the water is uniform.

According to some embodiments of the invention, one end of the water inlet pipe and one end of the water outlet pipe both extend into the water storage cavity, and one end of the water outlet pipe is higher than one end of the water inlet pipe in the gravity direction.

According to some embodiments of the present invention, the one-way driving assembly includes a one-way valve and a water pump, the water pump is disposed in the bypass water pipe to drive a part of the water flowing through the water outlet pipe to flow into the water inlet pipe through the bypass water pipe, a water inlet end of the one-way valve is in butt joint with a section of the bypass water pipe close to the water outlet pipe, and a water outlet end of the one-way valve is in butt joint with a section of the bypass water pipe close to the water inlet pipe.

According to some embodiments of the invention, a part of the inner pipe wall of the water inlet pipe is flared to form a water mixing cavity, and the other end of the bypass water pipe is communicated with the water mixing cavity.

According to some embodiments of the invention, the water bypass device further comprises a flow rate detection module disposed in the bypass water pipe, the flow rate detection module being electrically connected with the unidirectional driving assembly to control the water flow rate in the bypass water pipe through the unidirectional driving assembly.

According to some embodiments of the invention, the water outlet device further comprises an on-off detection module, one end of the water outlet pipe, which is far away from the water outlet, is butted with a water valve, the on-off detection module is connected with the water valve to detect the on-off of the water valve, and the on-off detection module is electrically connected with the unidirectional driving assembly to control the unidirectional driving assembly to start and stop.

According to some embodiments of the invention, the heating device further comprises a housing and a heating part, wherein an accommodating cavity is arranged in the housing, the heating part and the inner container are both arranged in the housing and positioned in the accommodating cavity, and the heating part is connected with the outer side wall of the inner container to heat the inner container.

According to some embodiments of the invention, a thermal insulation structure is disposed between the outer shell and the inner container.

According to some embodiments of the invention, the insulation structure is one or more of glass wool, polystyrene foam, polyurethane foam.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of one embodiment of a water heater according to the present invention;

FIG. 2 is a schematic cross-sectional view of one embodiment of the water heater of the present invention;

FIG. 3 is an enlarged schematic view of portion A of one embodiment of the water heater of FIG. 2;

FIG. 4 is a block diagram of the schematic structure of one embodiment of the water heater of the present invention.

Reference numerals:

the water mixing device comprises an inner container 100, a water inlet pipe 200, a water mixing cavity 210, a water outlet pipe 300, a bypass water pipe 400, a one-way driving assembly 500, a one-way valve 510, a water pump 520, a shell 610, a heating part 620, an operation panel 630, a control module 640, a flow rate detection module 700 and an on-off detection module 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, a water heater capable of mixing and preheating according to an embodiment of the first aspect of the present invention includes a liner 100, a water inlet pipe 200, a water outlet pipe 300, a bypass water pipe 400, and a one-way driving assembly 500, where the liner 100 is provided with a water storage cavity and a water inlet and a water outlet respectively communicated with the water storage cavity, the water inlet pipe 200 is in butt communication with the water inlet, the water outlet pipe 300 is in butt communication with the water outlet, one end of the bypass water pipe 400 is communicated with the water inlet pipe 200, the other end of the bypass water pipe 400 is communicated with the water outlet pipe 300, and the one-way driving assembly 500 is provided on the bypass water pipe 400 for driving a part of water flowing through the water outlet pipe 300 to flow into the water inlet pipe 200 through the bypass water pipe 400.

The user can obtain hot water from outlet pipe 300, receives the effect of one-way drive assembly 500, and the partial hot water that flows out from the delivery port can flow to inlet tube 200, mixes with the cold water that inlet tube 200 goes out in advance, enters into inner bag 100 from the water inlet again, through premixing this moment, the temperature of the water that flows in from inlet tube 200 has risen relatively, mixes with the high temperature water in inner bag 100 more easily, make the temperature of each position relatively even, make the delivery port water be unlikely to neglect cold and suddenly hot, it is even to go out the water temperature.

It is conceivable that the water heater further includes a housing 610 and a heating element 620, a receiving cavity is disposed in the housing 610, the heating element 620 and the inner container 100 are both disposed in the housing 610 and located in the receiving cavity, and the heating element 620 is connected to an outer sidewall of the inner container 100 to heat the inner container 100.

The heating member 620 may be a ceramic heating sheet or a heating copper tube, and may cover the surface of the inner container 100, so as to heat the water inside the inner container 100.

The outer surface of the housing 610 may be provided with a control panel 630, the housing 610 is provided with a control module 640 electrically connected to the control panel 630 and the heating component 620, respectively, the control module 640 may be formed by an MCU or a CPU and peripheral circuits thereof, the control panel 630 may be a touch screen or an electronic key, a potentiometer, etc., the control module 640 obtains a control signal input by the control panel 630, and may control the operation of the heating component 620, thereby adjusting the heating temperature, etc.

In some embodiments of the present invention, a heat insulation structure (not shown) is disposed between the outer shell 610 and the inner container 100, and the heat insulation structure can prevent heat in the inner container 100 from being dissipated to the outer shell 610, which causes a drop in water temperature, and at the same time, can prevent a user from contacting the outer shell 610 and being injured.

In some embodiments of the present invention, as shown in fig. 2, one end of the water inlet pipe 200 and one end of the water outlet pipe 300 both extend into the water storage cavity, and one end of the water outlet pipe 300 is higher than one end of the water inlet pipe 200 in the gravity direction.

Because the characteristic of hot and cold water, hot water and cold water mix, and hot water can be located the top of cold water, consequently, set up the one end that is higher than inlet tube 200 with the one end of outlet pipe 300, can make hot water preferentially discharge from the one end of outlet pipe 300 for the water storage temperature is even.

In some embodiments of the present invention, as shown in fig. 2 and 3, the one-way driving assembly 500 includes a one-way valve 510 and a water pump 520, the water pump 520 is disposed on the bypass water pipe 400 to drive a portion of the water flowing through the outlet pipe 300 to flow into the inlet pipe 200 through the bypass water pipe 400, an inlet end of the one-way valve 510 is abutted to a section of the bypass water pipe 400 near the outlet pipe 300, and an outlet end of the one-way valve 510 is abutted to a section of the bypass water pipe 400 near the inlet pipe 200.

The check valve 510 and the water pump 520 can be selected from conventional types, and specifically, the check valve 510 can be a gravity type check valve 510, an elastic type check valve 510 or a diaphragm type check valve 510.

The water pump 520 operates, so that the water pressure at the side of the water outlet pipe 300 is greater than the water pressure at the side of the water outlet pipe 300, the one-way valve 510 can be driven to be opened, part of hot water at the position of the water outlet pipe 300 flows to the water inlet pipe 200, the hot water amount flowing to the water inlet pipe 200 can be adjusted by controlling the water pump 520, the one-way valve 510 is arranged, and cold water in the water inlet pipe 200 can be placed to directly flow to the water outlet pipe 300.

In some embodiments of the present invention, as shown in fig. 3, a portion of the inner wall of the water inlet pipe 200 is expanded to form a water mixing cavity 210, the other end of the bypass water pipe 400 is communicated with the water mixing cavity 210, and a portion of the inner wall of the water inlet pipe 200 is expanded to make the pipe diameter of the water mixing cavity 210 larger than that of other positions, so as to form a negative pressure, which is beneficial for mixing a portion of hot water flowing out from the bypass water pipe 400 with cold water flowing in from the outside in advance, and then the hot water enters the inner container 100.

In some embodiments of the present invention, a flow rate detection module 700 is further included, the flow rate detection module 700 is disposed in the bypass water pipe 400, and the flow rate detection module 700 is electrically connected to the unidirectional driving assembly 500 to control the water flow rate in the bypass water pipe 400 through the unidirectional driving assembly 500.

Specifically, the flow rate detection module 700 may be a blade-type flow rate sensor, a vortex flow rate sensor, or the like, and specifically, the flow rate detection module 700 may be electrically connected to the water pump 520 through the control module 640, and the flow rate detection module 700 detects the flow rate of the water in the bypass water pipe 400, and may feedback-control the operation of the water pump 520 to adjust the flow rate of the water in the bypass water pipe 400, so as to prevent most of the water in the water outlet pipe 300 from flowing away from the bypass water pipe 400 due to the excessive driving capability of the water pump 520, and thus the water outlet pipe 300 may not provide sufficient water for the user.

In some embodiments of the present invention, the present invention further includes an on-off detection module 800, one end of the water outlet pipe 300 away from the water outlet is abutted to the water valve, the on-off detection module 800 is connected to the water valve to detect on-off of the water valve, and the on-off detection module 800 is electrically connected to the unidirectional driving assembly 500 to control the unidirectional driving assembly 500 to start and stop.

The on-off detection module 800 can be a flow rate sensor, a micro sensor and the like, the flow rate sensor can detect water flow in a water valve to judge on-off of the water valve, the micro sensor can detect on-off action of the water valve to judge on-off of the water valve, and specifically, the on-off detection module 800 can be electrically connected with the water pump 520 through the control module 640.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above 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.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.