CN209978363U

CN209978363U - Floor type electric water heater

Info

Publication number: CN209978363U
Application number: CN201920571455.7U
Authority: CN
Inventors: 王焱
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-21
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a console mode electric water heater, including the casing, install inner bag, controlling means in the casing, install heater and hot water temperature sensor in the inner bag, inner bag quantity is two at least, and the inner bag connects gradually, and the head end inner bag is connected with the cold water pipeline, and terminal inner bag is connected with hot water pipeline, installs the circulating pump on cold water pipeline or the hot water pipeline. The floor type electric water heater has the advantages of high heating speed, high hot water utilization rate and less heat waste, and can avoid the water waste in a hot water pipeline while reducing the electric energy consumption.

Description

Floor type electric water heater

Technical Field

The utility model relates to an electric water heater, in particular to a floor type electric water heater.

Background

The electric water heater is a common household appliance, can heat water and provide hot water for washing. Most of the existing electric water heaters are wall-mounted and are generally mounted at high positions of the wall, so that the whole water heater protrudes out of the wall. This one side influences indoor pleasing to the eye, produces the oppression sense, and on the other hand the water heater is hung and is established and have the possibility that drops on the wall, has the potential safety hazard, also restricts the size of electric water heater inner bag simultaneously.

Chinese patent No. 200420053797.3 discloses a floor type electric water heater, which comprises a box, a heater, a temperature control device, a pressure relay and a control circuit, wherein the floor type electric water heater does not need to be hung on a wall when in use, and has large water storage capacity, but has some problems:

1. because the water storage capacity of a single inner container is large, all water is heated during heating, long preheating time is needed during use, and the electric energy consumption is large; 2. after the water in the inner container is heated, only part of hot water is possibly used when the water is used, the utilization rate of the hot water is low, and the residual hot water can radiate heat outwards if the residual hot water is not used in time, so that the heat is wasted; 3. the hot water outlet of the water heater is connected with the water tap through the hot water conveying pipeline, when the water heater is used, cold water in the hot water conveying pipeline needs to be discharged firstly, and hot water can flow into the water tap, so that water resource waste is caused.

SUMMERY OF THE UTILITY MODEL

To the not enough of existence among the current console mode water heater, the utility model aims to provide a fast, the waste of heat is few of rate of heating, can avoid the extravagant console mode electric water heater of water in the hot-water line.

The above technical purpose of the present invention can be achieved by the following technical solutions: the floor type electric water heater comprises a shell, wherein an inner container and a control device are installed in the shell, a heater and hot water temperature sensors are installed in the inner container, the number of the inner containers is at least two, the inner containers are sequentially connected, the inner container at the head end is connected with a cold water pipeline, the inner container at the tail end is connected with a hot water pipeline, and a circulating pump is further installed in the shell.

Through the technical scheme, the arrangement of the plurality of inner containers can ensure the water storage capacity in a mode of reducing the volume of the inner containers and increasing the number of the inner containers. For single inner bag, the rivers in the inner bag can be made more regular in the setting of a plurality of inner bags, reduces the stagnant water district in the inner bag simultaneously, improves hot water utilization ratio for hot water after the heating can all flow as far as possible. Even if the integral volume of the plurality of inner containers is smaller than that of the single inner container, the approximately communicated use effect can be achieved in the actual use process. The heaters are arranged in all the inner containers, the inner containers are small in size, the heating speed of the water temperature in the single inner container can be increased, the inner containers are connected in sequence, the water in the tail end inner container is always used when the water is used, and therefore the water outlet temperature can be ensured as long as the water temperature in the tail end inner container is increased to the bathing temperature. In practice, the highest temperature and the heat preservation temperature of each inner container can be set in sequence in a gradient manner according to the flow sequence of water flow, and the temperature of the inner container at the head end and the temperature of the inner container at the tail end are high, so that the integral hot water supply capacity of the water heater is ensured, and the heat loss during heat preservation is reduced. The setting of circulating pump can pressurize the play water, realizes the circulation flow of water. During the tube coupling, pass through check valve and cold water pipeline intercommunication at hot water pipeline end, pressurize the hot water that enters into hot water pipeline when the circulating pump starts, make the low temperature water in the hot water pipeline enter into in the cold water pipeline, simultaneously in the hot water outflow of inner bag enters into hot water pipeline, original low-temperature water in the replacement hot water pipeline, water in the original hot water pipeline gets back to in the inner bag through the cold water pipeline, thereby realize zero cold water function, hot water can flow when opening the tap, avoid the waste of water resource simultaneously.

Preferably, the water heater also comprises a thermostatic valve, and the thermostatic valve is connected with the cold water pipeline, the hot water pipeline and the water outlet pipeline.

Through above-mentioned technical scheme, the setting of thermostatic valve can be so that keep invariable from the rivers temperature that the outlet pipe flows, avoids the temperature in the inner bag to stir and causes the influence to leaving water temperature, can inject leaving water temperature through the thermostatic valve simultaneously, avoids scalding the accident.

Preferably, an electronic magnesium rod is installed in the inner container.

Through above-mentioned technical scheme, electron magnesium stick can avoid inner bag and heater to be corroded in the use, leads to leaking water and electric leakage phenomenon, and simultaneously for ordinary magnesium stick, electron magnesium stick life is longer, need not regularly to change the magnesium stick.

Preferably, the inner container is provided with a water inlet and a water outlet, the water inlet and the water outlet are arranged diagonally, and the water inlet of the next inner container is connected with the water outlet of the previous inner container through a communication pipeline; or at least two communicating pipelines are arranged between two adjacent inner containers.

Through above-mentioned technical scheme, inner bag water inlet and delivery port diagonal angle set up to connect gradually, cold water enters into terminal inner bag at last behind the inner bag in each middle from the head end inner bag, and is more regular when can rivers through each inner bag. Or two communicating pipelines are arranged between two adjacent inner containers, so that the inner containers can be connected more conveniently, the cost is reduced, and heaters can not be arranged in some inner containers, so that the cost is further reduced.

Preferably, a cold water temperature sensor is arranged at a water inlet of the inner container on the cold water pipeline or at the head end of the inner container, and the cold water temperature sensor is electrically connected with the control device.

Through the technical scheme, the control device can determine the highest water temperature and the heat preservation water temperature in each liner according to the cold water inlet temperature in the cold water pipeline, so that the actual water use condition is adapted, and the heat waste is reduced. When the temperature of cold water is higher in summer, the highest water temperature and the heat preservation water temperature of the inner container are lower, and heat loss and waste caused by the fact that the heated water is not used up and stored in the inner container for a long time are avoided. When the temperature of cold water is lower in winter, the highest water temperature of the inner container and the temperature of heat preservation water are set to be higher, so that enough hot water is guaranteed, and the hot water can be used for heating and bathing.

Preferably, a flow sensor is arranged on the cold water pipeline, the hot water pipeline, the water outlet pipeline or the communication pipeline.

Through above-mentioned technical scheme, flow sensor can detect rivers to according to the rivers condition of flowing according to the user mode or preheat the mode and control the heater in the inner bag. Preferentially heating the tail end inner container in the use mode, heating the inner containers in sequence according to the direction from the tail end inner container to the head end inner container after the tail end inner container is heated to the set highest temperature, detecting the water temperature of the tail end inner container while heating other inner containers, and switching back to heat the tail end inner container when the water temperature in the tail end inner container is lower than the heat preservation temperature. Preferentially heat the head end inner container in the preheating mode, and heat the inner containers to the heat preservation temperature in sequence from the head end inner container to the tail end inner container when the head end inner container is heated to the heat preservation temperature.

Preferably, the bottom of the inner container is provided with a sewage draining outlet.

Through above-mentioned technical scheme, the setting of drain can discharge the accumulational dirt in inner bag bottom, reduces the volume of dirt in the inner bag, promotes the quality of water in the inner bag.

Preferably, the flow meter further comprises a timer, the timer is electrically connected with the control device, and the timer records the time when the flow sensor detects the starting flow.

Through the technical scheme, the work and rest time of a general person is approximately regular, the service time is recorded when the flow sensor detects that the water flow reaches the starting flow, and each inner container is heated according to the preheating mode when the time is the next day or a period of time is advanced. Therefore, when a user wants to take a bath, hot water is available without waiting, and intelligent control is realized. The timer can record a plurality of groups of data, thereby meeting the use habits of a plurality of users.

Preferably, the thermostatic valve further comprises a control panel and a display screen, and the thermostatic valve is electrically connected with the control device.

Through above-mentioned technical scheme, control panel can adjust outlet water temperature, and the display screen can show the outlet water temperature of thermostatic valve to convenient to use person's use. The thermostatic valve is electrically connected with the control device, and the control device can control driving elements such as a motor in the thermostatic valve and the like to change the water outlet temperature of the thermostatic valve.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up two at least inner bags and circulating pump in the casing to rate of heating is faster when making terminal inner bag heating, and the hot water volume of heating at every turn is still less, even use the back and remain some hot water, and heat loss also still less when keeping warm. Meanwhile, water in the hot water pipeline is circulated before water is used through the circulating pump, and cold water in the hot water pipeline is replaced by hot water in the inner container, so that water resource waste is avoided.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment;

FIG. 2 is a schematic view of a pipeline connection according to the first embodiment;

fig. 3 is a schematic structural diagram of the second embodiment.

Reference numerals: 1. a housing; 2. an inner container; 3. a control device; 4. a heater; 5. a head end inner container; 6. a tail end inner container; 7. a cold water pipe; 8. a hot water pipe; 9. a circulation pump; 10. a thermostatic valve; 11. a water outlet pipeline; 12. an electronic magnesium rod; 13. a water inlet; 14. a water outlet; 15. a communicating pipe; 16. a cold water temperature sensor; 17. a flow sensor; 18. a hot water temperature sensor; 19. a sewage draining outlet; 20. a control panel; 21. a display screen; 22. a support leg; 23. a hot water delivery pipe; 24. a faucet; 25. a one-way valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

The first embodiment is as follows: floor type electric water heater

As shown in fig. 1, the floor type electric water heater comprises a housing 1, wherein support legs 22 are arranged at the bottom of the housing 1, and the support legs 22 are used for lifting the housing 1 to prevent components in the housing 1 from being affected with damp and rusted. The inner containers 2 are arranged in the shell 1, the number of the inner containers 2 is at least two, and two or more inner containers 2 are sequentially communicated. Wherein the inner container 5 at the head end is connected with a cold water pipeline 7, and the inner container 6 at the tail end is connected with a hot water pipeline 8. The cold water pipeline 7 is connected to the lower part of the inner container 5 at the head end, and the hot water pipeline 8 is connected to the upper part of the inner container 6 at the tail end. The circulating pump 9 can be installed on the cold water pipeline 7 and also on the hot water pipeline 8, and is used for pressurizing water and increasing the hot water pressure in the hot water conveying pipeline 23. A heater 4 is installed in the inner container 2, and the heater 4 converts electric energy into heat energy to heat water in the inner container 2. Each inner container 2 is also provided with a hot water temperature sensor 18, and the hot water temperature sensor 18 can detect the temperature of water in each inner container 2. The shell 1 is also provided with a control device 3, and the hot water temperature sensor 18 and the heater 4 are electrically connected with the control device 3, so that the control device 3 can control the on-off of the heater 4 according to the water temperature in the inner container 2.

A thermostatic valve 10 is also arranged in the shell 1, and the thermostatic valve 10 is communicated with a hot water pipeline 8, a cold water pipeline 7 and a water outlet pipeline 11. The cold water in the cold water pipe 7 and the hot water in the hot water pipe 8 are mixed in the thermostatic valve 10 and then flow out from the water outlet pipe 11. The thermostatic valve 10 has the function of automatically stabilizing the temperature of the outlet water, so as to avoid the temperature of the water flowing out of the outlet pipe 11 from changing due to the temperature change of the water in the end inner container 6. Meanwhile, the thermostatic valve 10 can limit the water outlet temperature, so that scalding caused by overhigh water temperature in the water outlet pipeline 11 is avoided. When being provided with thermostatic valve 10, cold water flows into in inner bag 2 and thermostatic valve 10 through circulating pump 9 pressure boost earlier, influences thermostatic valve 10 cold water and intakes when avoiding circulating pump 9 to absorb water for thermostatic valve 10 reduces hot water and flows out, and inner bag 2 and hot water pipe 8 produce the phenomenon of holding out the pressure. The thermostat valve 10 is a device commonly used in the water heating industry, and the specific structure, operation mode and connection structure thereof are not described herein again, and reference may be made to the structure, installation and connection mode of the thermostat valve 10 of the water heater disclosed in the invention patent application with the application number 201810833582. Outlet conduit 11 passes through hot water pipeline 23 and tap 24's hot water interface intercommunication, hot water pipeline 23 end links to each other with cold water pipeline 7 through check valve 25, before the shower, start circulating pump 9 through controlling means 3, circulating pump 9 impresses cold water in inner bag 2, increase the water pressure in inner bag 2, make water in the hot water pipeline 23 enter into in cold water pipeline 7 through check valve 25, and then return to in inner bag 2, thereby with the higher hot water of temperature replacement cold water pipeline in the inner bag 2 in, make tap 24 open and have hot water to flow out promptly, realize zero cold water function.

An electronic magnesium rod 12 is arranged in the inner container 2 and used for preventing the inner container 2 and the heater 4 from being corroded by water. The heater 4 may use a heating rod. The service life of the electronic magnesium rod 12 is longer than that of a common magnesium rod, and the electronic magnesium rod does not need to be replaced in the using process and is convenient to use. Connect through communicating pipe 15 between two adjacent inner bags 2, communicating pipe 15 quantity is two, and two communicating pipe 15 are located the upper portion and the lower part of inner bag 2 respectively to increase the rivers between two adjacent inner bags 2 and flow, reduce the stagnant water district in the inner bag 2, avoid the long-term stagnant water of corner department water in the inner bag 2 to lead to the water to deteriorate. The bottom of the inner container 2 is provided with a drain outlet 19 for discharging sediment at the bottom of the inner container 2 and keeping the water in the inner container 2 clean.

A cold water temperature sensor 16 and a flow sensor 17 are arranged on the cold water pipeline 7. The cold water temperature sensor 16 and the flow sensor 17 are both electrically connected with the control device 3, the cold water temperature sensor 16 detects the temperature of cold water in the cold water pipeline 7, and the flow sensor 17 detects the water flow in the cold water pipeline 7. The control device 3 judges whether the water heater is in a water using state according to the flow value detected by the flow sensor 17, thereby controlling the operation and the closing of the heater 4.

In the actual use process, firstly, a switch of the water heater is opened to enable the water heater to be in a working state, at the moment, the cold water temperature sensor 16 detects the temperature of cold water, the control device 3 determines the highest temperature and the heat preservation temperature of each liner 2 according to the detected temperature of the cold water, meanwhile, the flow sensor 17 detects the water flow, when the detected water flow is greater than the minimum starting flow, the electric water heater is in a using state, at the moment, the heater 4 in the tail liner 6 starts heating, simultaneously, the hot water temperature sensor 18 in the tail liner 6 detects the water temperature, when the water temperature in the tail liner 6 is greater than the maximum water temperature set by the tail liner 6, the heater 4 in the tail liner 6 stops heating, the heater 4 in the liner 2 closest to the tail liner 6 heats (when the number of the liners 2 is two, namely, the head liner 5 heats), after the tail liner 6 heats, the tail liner 6 stops working, the heater is switched to work, and the head liner 5 heats the head liner 6 heats the head liner 5 when the head liner 6 heats the head liner 6, when the head liner is still heats the head liner 6, the head liner is lower than the head liner 6, the head liner is set, the head liner 6 heats the head liner 6, when the head liner is heated, the head liner is set when the temperature of the head liner is lower than the head liner is detected, the temperature, the head liner is lower than the temperature of the head liner 6, the temperature of the heater is detected, the head liner 6 is detected, the heater is set when the temperature of the heater is lower than the head liner 6, the temperature of the head liner 2 is detected, the head liner is set, the heater 6, the temperature of the heater is set when the temperature, the temperature of the heater 6 is lower than the head liner 2 is detected, the head liner 2 is set.

The thermostatic valve 10 can use an electrically controlled thermostatic valve 10, the thermostatic valve 10 is electrically connected with the control device 3, and the outlet water temperature of the thermostatic valve 10 can be adjusted by the control device 3. Still install display screen 21 and control panel 20 in the casing 1, display screen 21 can show the leaving water temperature that the thermostatic valve set for, is provided with a plurality of buttons on the control panel 20, can adjust the leaving water temperature of thermostatic valve through the button, then rotates through the driving motor of controlling means 3 control thermostatic valve 10 to change the leaving water temperature of thermostatic valve 10.

A timer is also installed in the shell 1, the timer can record the time of turning on the electric water heater each time, when the time is reached again or a period of time before the time is reached (for example, the last use time is 17:00, and then the time is 17:00 or 16:30 in the next day), the electric water heater is automatically started to heat the water in the inner container 2, so that manual operation is not needed, when the time is reached again, the heater 4 in the inner container 2 is started to preheat the water, bathing can be carried out without waiting, and intelligent control is achieved.

In addition, the water heater can be used as a household hot water supply center to drive heating equipment such as floor heating and the like to work.

Second embodiment, a floor type electric water heater

The difference between the second embodiment and the first embodiment is that the water inlet 13 and the water outlet 14 of the inner container 2 in the second embodiment are arranged diagonally, that is, the water inlet 13 is arranged at the lower right corner of the inner container 2, the water outlet 14 is arranged at the upper left corner of the inner container 2, and the water outlet 14 of the previous inner container 2 is communicated with the water inlet 13 of the next inner container 2 through the communication pipeline 15, so that the water flow between the inner containers 2 is more regular, and the hot water utilization rate is higher.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a floor type electric water heater, includes casing (1), installs inner bag (2), controlling means (3) in casing (1), installs heater (4) and hot water temperature sensor (18) in inner bag (2), characterized by: the number of the inner containers (2) is at least two, the inner containers (2) are sequentially connected, the inner container (5) at the head end is connected with a cold water pipeline (7), the inner container (6) at the tail end is connected with a hot water pipeline (8), and a circulating pump (9) is further installed in the shell (1).

2. The floor-standing electric water heater as claimed in claim 1, wherein: the water heater also comprises a thermostatic valve (10), wherein the thermostatic valve (10) is connected with the cold water pipeline (7), the hot water pipeline (8) and the water outlet pipeline (11).

3. The floor-standing electric water heater as claimed in claim 1, wherein: an electronic magnesium rod (12) is arranged in the inner container (2).

4. The floor-standing electric water heater as claimed in claim 2, wherein: the inner container (2) is provided with a water inlet (13) and a water outlet (14), the water inlet (13) and the water outlet (14) are arranged diagonally, and the water inlet (13) of the next inner container (2) is connected with the water outlet (14) of the previous inner container (2) through a communication pipeline (15); or at least two communicating pipelines (15) are arranged between two adjacent inner containers (2).

5. The floor-standing electric water heater as claimed in claim 4, wherein: a cold water temperature sensor (16) is arranged on the cold water pipeline (7) or at the water inlet (13) of the head end liner (5), and the cold water temperature sensor (16) is electrically connected with the control device (3).

6. The floor-standing electric water heater as claimed in claim 2, wherein: flow sensors (17) are arranged on the cold water pipeline (7), the hot water pipeline (8) or the water outlet pipeline (11).

7. The floor-standing electric water heater as claimed in claim 6, wherein: the flow sensor also comprises a timer, wherein the timer is electrically connected with the control device (3), and the timer records the time when the flow sensor (17) detects the starting flow.

8. The floor-standing electric water heater as claimed in claim 1, wherein: a sewage draining outlet (19) is arranged at the bottom of the inner container (2).

9. The floor-standing electric water heater as claimed in claim 1, wherein: the thermostatic valve also comprises a control panel (20) and a display screen (21), and the thermostatic valve (10) is electrically connected with the control device (3).