CN215951761U

CN215951761U - Water heating device

Info

Publication number: CN215951761U
Application number: CN202120583658.5U
Authority: CN
Inventors: 齐宏伟
Original assignee: Guangdong Shunde Bochen Electrical Appliance Co ltd
Current assignee: Guangdong Shunde Bochen Electrical Appliance Co ltd
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2022-03-04
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a water heating device, which comprises a water tank, an electric heating body, a heat exchange coil and a water mixing valve, wherein the electric heating body is used for heating a water body in an inner container of the water tank; the inner container is a non-pressure-bearing cuboid inner container. The heat exchange coil pipe is coiled into a plurality of cylindrical coil pipes, the heat exchange area and the length of the flow passage are increased, the heat exchange efficiency is higher, and the water heating device can be arranged on corresponding occasions according to requirements.

Description

Water heating device

Technical Field

The utility model relates to the technical field of domestic appliances, in particular to a water heating device.

Background

The water heater has brought huge facility for the life in daily life, to electric water heater, the water tank is important constitutional part, the inside heat exchange tube that generally is provided with of water tank, the heating member, parts such as heat-retaining medium, heat transfer with the medium transmission heat transfer in the heat exchange tube after the heat-retaining medium heating, thereby output hot water, the structural design of heat exchange tube is influencing the heat exchange efficiency of water heater, exist not enoughly on the water tank internal design of current water heater, the water tank inner space can not effectively be utilized, can further improve on the assembly of heat exchange tube and water tank, through the inside space of rational arrangement water tank in order to increase heat transfer area, improve the heat exchange efficiency of water heater, the hydrothermal temperature of messenger's water heater heaies up more fast and in time exports, experience with user's use in order to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water heating device which is high in heat exchange efficiency and reasonable in structure so as to overcome the defects of the prior art.

The utility model adopts the following technical scheme to realize the purpose:

a water heating device comprises a water tank, an electric heating body, a heat exchange coil and a water mixing valve, wherein the electric heating body heats a water body in an inner container of the water tank, the heat exchange coil is arranged in the inner container of the water tank, a hot water inlet end of the water mixing valve is communicated with a heat exchange water outlet of the heat exchange coil, and a heat exchange water inlet of the heat exchange coil is connected with a tap water pipe; the inner container is a non-pressure-bearing cuboid inner container.

The cylindrical coil pipes comprise at least four and two cylindrical coil pipes are arranged in the inner container in a horizontal manner in an upper layer and a lower layer.

The positioning support comprises at least two positioning supports which are transversely arranged in the inner container, the positioning support is provided with a main support and a secondary support, the secondary support is arranged at the bottom of the main support, the main support is connected with the secondary support, the inner wall of the inner container is provided with positioning grooves, the main support and the secondary support respectively penetrate through the cylinder cavities of the upper layer of cylindrical coil pipe and the lower layer of cylindrical coil pipe, and two ends of the main support are fixed on the positioning grooves.

And the tail end of the secondary support is provided with a limiting block.

A heat-insulating layer is arranged between the shell and the inner container of the water tank, a heating body mounting seat and a temperature sensor mounting seat are arranged on the outer wall of the shell, and a waterproof shield is arranged above the heating body mounting seat and the temperature sensor mounting seat.

An electrical box is arranged on the outer wall of the other side of the shell, a heating component controller is arranged in the electrical box, and the horizontal plane at the top of the electrical box is higher than the horizontal plane at the top of the shell.

The control panel is arranged on the outer wall of the electric box, a controller of the control panel is connected with the heating component controller, and a key is arranged on the control panel.

The water mixing valve is also provided with a cold water inlet end and a mixed water outlet end, the cold water inlet end is communicated with a tap water pipe, and the mixed water outlet end is connected with a water separator.

The water replenishing valve is provided with a water replenishing water inlet end and a water replenishing water outlet end, the water replenishing water inlet end is communicated with a tap water pipe, and the water replenishing water outlet end is communicated with the inner container.

The overflow pipe is arranged in the inner container, an overflow water outlet of the overflow pipe extends out of the bottom of the inner container, an overflow water inlet of the overflow pipe is positioned at the top of the inner container, and the water level probe is arranged on the upper cover

The utility model adopts the technical proposal to achieve the following beneficial effects:

1) the water heating device can be installed in other spaces such as balconies, bathrooms and the like according to requirements, heat storage media in the water tank are heated by the electric heating rod and then transfer heat to the heat exchange coil, so that water in the heat exchange coil is heated, and the water in the heat exchange coil flows out to other water pipelines through the port of the water mixing valve.

2) The water heating device is provided with a plurality of positioning supports transversely arranged on a water tank, the positioning supports are arranged in a water tank inner container in a group of two and are distributed in a multilayer manner, a heat exchange coil is coiled into N cylindrical coils and is sleeved on the positioning supports, so that the heat exchange coil can be immersed in the water tank inner container through a longer pipeline, the heat exchange area of the heat exchange coil is greatly increased, and the heat exchange coil is made of stainless steel corrugated pipes, so that the heat exchange coil is fully contacted with a heat storage medium of the water tank, and fluid in the heat exchange coil can be fully exchanged heat.

3) The top horizontal plane of the electric box of the water heating device is higher than that of the water tank, and the other side of the water tank is also provided with a waterproof shield cover which is used for shielding electrical equipment and preventing water outside the water tank from touching the electrical equipment and the related power supply wiring terminal to cause electric leakage hidden trouble.

Drawings

Fig. 1 is a front view of a water tank and an electrical box of a water heating apparatus of the present invention.

Fig. 2 is a top view of the interior of the tank of the water heating apparatus of the present invention.

FIG. 3 is a schematic view of the assembly of the heat exchange coil with the primary and secondary supports of the water heating apparatus of the present invention.

Description of reference numerals: 1. the water tank comprises a water tank body, 11, a heat exchange coil, 12, an overflow pipe, 121, an overflow water outlet, 13, a water level probe, 14, an electric heating body mounting seat, 15, a temperature sensor mounting seat, 16, a main support, 161, a secondary support, 162, a limiting block, 17, a positioning groove, 18, a tank foot, 19, a waterproof blocking cover, 2, an electric box, 21, a heating assembly controller, 22, a water mixing valve, 23, a water replenishing valve, 24 and a control panel.

Detailed Description

The technical solution is described in detail with reference to specific embodiments below.

As shown in figures 1-3, the utility model discloses a water heating device, which comprises a water tank 1, wherein the water tank 1 is square, tank feet 18 for supporting a tank body are arranged at the bottom of the water tank 1, the water tank 1 can be placed on a balcony or in a bathroom and other positions as required, the water tank 1 comprises a stainless steel cuboid inner container, a shell and a heat insulation layer arranged between the shell and the inner container, the top of the inner container is provided with an opening, an upper cover is fixed on the opening and used for blocking dust, the inner container is filled with heat storage medium which is usually tap water, four electric heater installation seats 14 are arranged on a left side plate of the water tank 1, the electric heater installation seats 14 are respectively used for installing two electric heating rods in a group two by two, power supply lead interfaces of the electric heating rods are arranged on the side, the other ends of the electric heating rods are immersed at the bottom of the inner container to heat water in the inner container, still be provided with temperature sensor mount pad 15 on the left side board of shell, fix temperature sensor at temperature sensor mount pad 15 and stretch into the inner bag and carry out the temperature and survey, temperature sensor's power wire interface is also arranged at this side, and with data feedback to control panel 24 on, install waterproof fender cover 19 on the upper portion of heat-generating body mount pad 14 and temperature sensor mount pad 15, even there is the infiltration condition of dripping water tank shell like this, also can prevent that water from flowing on the electric part along the shell wall and causing the electric leakage hidden danger.

Further, at least two positioning supports are transversely fixed inside the inner container, each positioning support comprises a main support 16 and a secondary support 161, each secondary support 161 is arranged at the bottom of the corresponding main support 16, the main support 16 and the secondary supports 161 are formed by welding stainless steel bars, each secondary support 161 is L-shaped, a limiting block 162 is upwards arranged at the tail end of each secondary support 161, a positioning groove 17 is welded on the inner wall of the inner container, a heat exchange coil 11 made of stainless steel corrugated pipes with good heat conductivity is placed in the inner container, the heat exchange coil 11 is of a four-tube specification and has a length of fifteen to seventeen meters, it can be understood that in order to enable fluid heat exchange to be more sufficient, the heat exchange area of the heat exchange coil 11 can be increased, and the length of a flow channel of the heat exchange coil can be prolonged, therefore, in order to install the heat exchange coil 11 with longer pipes in a limited space of the inner container as much as possible, the heat exchange coil 11 is arranged into four cylindrical coils formed by coiling the stainless steel corrugated pipes, the cylindrical coil pipe is horizontally laid in the inner container, the diameter of the cylindrical coil pipe is seven to five centimeters long, the main support 16 penetrates through the cylinder cavity of the upper cylindrical coil pipe, the secondary support 161 penetrates through the cylinder cavity of the lower cylindrical coil pipe, the cylindrical coil pipe is sleeved on the support, the main support 16 and the cylindrical coil pipe are placed in the inner container, two ends of the main support 16 are fastened on the positioning grooves 17, the tail end limiting block 162 of the secondary support 161 is used for preventing the cylindrical coil pipe from sliding off, the heat exchange coil pipe 11 is fixed and immersed in water in the inner container, the heat exchange area of the cylindrical coil pipe type heat exchange coil pipe 11 is larger, the length of a flow channel is longer, the cylindrical coil pipe type heat exchange coil pipe can fully exchange heat with a heat storage medium to improve the heat exchange efficiency, a heat exchange water inlet of the heat exchange coil pipe is connected with a tap water pipe, a heat exchange water outlet is connected with a hot water inlet end of a water mixing valve, the heat storage medium in the inner container is heated by the electric heating rod and then transfers heat to the heat exchange coil pipe 3, so that tap water can be heated in the heat exchange coil pipe 11, thereby outputting hot water.

Furthermore, the outer wall of the shell is also fixed with an electric box 2, the top horizontal plane of the electric box 2 is higher than that of the shell of the water tank 1, so that even if water seeps and drips outside the shell, water can be prevented from flowing to electric parts along the wall surface of the shell to cause electric leakage hidden trouble, the water mixing valve 22 can be installed in the electric box 2, a heating component controller 21 and a water replenishing valve 23 are installed in the electric box 2, motors of the electric heating rod, the water mixing valve 22 and the water replenishing valve 23 are electrically connected with the heating component controller 21, the heating component controller 21 is electrically connected with a control panel 24, a valve body of the water mixing valve 22 is provided with a cold water inlet end, a hot water inlet end and a mixed water outlet end, the cold water inlet end is communicated with a tap water pipe, a water replenishing water inlet end and a water replenishing water outlet end are arranged on the valve body of the water replenishing valve 23, the water inlet end is communicated with the tap water pipe, the water replenishing water outlet end is communicated with the inner container to replenish a medium to the inner container, the mixed water outlet end of the mixed water valve 22 is connected with a multi-path water supply waterway through a water separator, so that hot water is supplied to areas such as kitchens, toilets, bathrooms and the like.

Furthermore, an overflow pipe 12 is arranged in the inner container, an overflow water outlet 121 of the overflow pipe 12 extends out from the bottom of the inner container and is communicated with a sewer pipeline, and an overflow water inlet of the overflow pipe 12 is positioned at the top of the inner container.

Further, a water level probe 13 is arranged on the upper cover of the inner container, the water level probe 13 is electrically connected with the heating assembly controller 21, when the water level probe 13 cannot detect the liquid level of the heat storage medium, namely the heat storage medium in the inner container is insufficient, the heating assembly controller 21 receives a signal sent by the water level probe 13 and then drives the water replenishing valve 23 to replenish the heat storage medium into the inner container, when the water level probe 13 detects the liquid level of the heat storage medium, namely the heat storage medium in the inner container is sufficient, the heating assembly controller 21 drives the water replenishing valve to close, and when the heat storage medium in the inner container is excessive, the liquid level of the heat storage medium is higher than the overflow water inlet of the overflow pipe 12 and can be discharged to a sewer pipe from the overflow water inlet.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. A water heating device comprises a water tank, an electric heating body, a heat exchange coil and a water mixing valve, wherein the electric heating body heats a water body in an inner container of the water tank, the heat exchange coil is arranged in the inner container of the water tank, a hot water inlet end of the water mixing valve is communicated with a heat exchange water outlet of the heat exchange coil, and a heat exchange water inlet of the heat exchange coil is connected with a tap water pipe; the inner container is a non-pressure-bearing cuboid inner container.

2. The water heating apparatus as claimed in claim 1, wherein the cylindrical coil pipes comprise at least four and two cylindrical coil pipes are arranged in the inner container in a two-layer lying manner.

3. The water heating device as claimed in claim 1, wherein the positioning bracket comprises at least two and is transversely arranged in the inner container, the positioning bracket is provided with a main bracket and a secondary bracket, the secondary bracket is arranged at the bottom of the main bracket, the main bracket is connected with the secondary bracket, a positioning groove is arranged on the inner wall of the inner container, the main bracket and the secondary bracket respectively pass through the cylindrical cavities of the upper and lower layers of cylindrical coil pipes, and two ends of the main bracket are fixed on the positioning groove.

4. The water heating apparatus according to claim 3, wherein a stopper is provided at a distal end of the sub-bracket.

5. The water heating device as claimed in claim 3, wherein a heat insulating layer is arranged between the outer shell and the inner container of the water tank, a heating element mounting seat and a temperature sensor mounting seat are arranged on the outer wall of the outer shell, and a waterproof shield is arranged above the heating element mounting seat and the temperature sensor mounting seat.

6. The water heating apparatus according to claim 5, wherein an electrical box is provided on an outer wall of the other side of the housing, a heating element controller is provided in the electrical box, and a top of the electrical box is higher in level than a top of the housing.

7. The water heating apparatus according to claim 5, wherein a control panel is disposed on an outer wall of the electrical box, a controller of the control panel is connected to the heating assembly controller, and a button is disposed on the control panel.

8. The water heating device as claimed in claim 6, wherein the mixing valve is further provided with a cold water inlet end and a mixed water outlet end, the cold water inlet end is communicated with a tap water pipe, and the mixed water outlet end is connected with the water separator.

9. The water heating device of claim 7, further comprising a water replenishing valve, wherein the water replenishing valve is provided with a water replenishing inlet end and a water replenishing outlet end, the water replenishing inlet end is communicated with the tap water pipe, and the water replenishing outlet end is communicated with the inner container.

10. The water heating device of claim 8, further comprising an overflow pipe and a water level probe, wherein the overflow pipe is arranged in the inner container, an overflow water outlet of the overflow pipe extends out of the bottom of the inner container, an overflow water inlet of the overflow pipe is positioned at the top of the inner container, and the water level probe is arranged on the upper cover.