CN218936670U

CN218936670U - Heat pump water heater

Info

Publication number: CN218936670U
Application number: CN202223606329.1U
Authority: CN
Inventors: 黄存芳; 向毅; 黄民柱; 张海能
Original assignee: Hisense Guangdong Air Conditioning Co Ltd
Current assignee: Hisense Guangdong Air Conditioning Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-28
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a heat pump water heater, which comprises a shell, wherein an assembly chamber is formed in the shell, a compressor, an evaporator and a fan are arranged in the assembly chamber, a water tank fixedly connected with the compressor is also arranged below the shell, a condenser connected with the evaporator is arranged in the water tank and used for heating water in the water tank, the compressor, the evaporator and the condenser are matched to form a circulation pipeline to realize normal circulation of a refrigerant, and the fan is used for sucking air outside the assembly chamber into the assembly chamber to exchange heat with the evaporator and is also used for guiding the air inside the assembly chamber to the evaporator; further be located the casing of evaporimeter below and be formed with first water receiving tank, first water receiving tank is used for collecting the comdenstion water that the evaporimeter produced, and the bottom surface of casing still is formed with the water drainage tank that is linked together with first water receiving tank simultaneously, and the one end that first water receiving tank was kept away from to the water drainage tank is linked together with the wash port of casing, and the comdenstion water in the first water receiving tank can follow first water receiving tank flow direction water drainage tank and finally follow the wash port and discharge.

Description

Heat pump water heater

Technical Field

The utility model relates to the technical field of air conditioners, in particular to a heat pump water heater.

Background

The working principle of the heat pump water heater is very similar to that of an air conditioner, the compressor is driven to operate by electric energy when the heat pump water heater is used, high-pressure liquid working medium is evaporated into gas state in an evaporator after passing through an expansion valve and absorbs a large amount of heat energy from air, the gas state working medium is compressed into high-temperature and high-pressure liquid state by the compressor, and then enters a condenser to release heat so as to heat water in a water tank, and thus the water in the water tank can be heated to 50-65 ℃ by uninterrupted cyclic heating.

It can be found that, because the working principle of the heat pump water heater is very similar to that of the air conditioner, the heat pump water heater also has the problem that condensed water is generated on the surface of the evaporator when in operation, and meanwhile, because part of the structure is positioned in a cold air area, the shell of the heat pump water heater also can generate condensed water, if the condensed water is not collected and processed, the condensed water flows to each area of the assembly chamber of the heat pump water heater under the action of various external forces, so that the normal use of the heat pump water heater is affected.

Disclosure of Invention

The utility model aims to provide a heat pump water heater, which optimizes and improves the structure of a heat insulation board, effectively strengthens the heat insulation effect of a water receiving tank by utilizing the integrally formed heat insulation board, avoids the water drops formed by the water receiving tank and the heat insulation structure, and improves the use experience of users.

In order to achieve the above object, the present utility model provides a heat pump water heater comprising:

a housing formed with an assembly chamber;

the compressor is arranged in the assembly chamber and used for completing the transmission of the refrigerant;

the evaporator is arranged in the assembly chamber and used for completing heat exchange between the refrigerant and the air in the assembly chamber;

the fan is arranged in the assembly room and is positioned beside the evaporator, and the fan is used for sucking air outside the assembly room into the assembly room and enabling the air in the assembly room to flow to the evaporator;

the water tank is arranged below the shell and fixedly connected with the shell, a condenser connected with the evaporator is arranged in the water tank, and the condenser is used for heating water in the water tank;

the shell is located below the evaporator, a first water receiving groove is formed in the shell and used for collecting condensate water generated by the evaporator, a drainage groove communicated with the first water receiving groove is formed in the bottom surface of the shell, one end, away from the first water receiving groove, of the drainage groove is communicated with a drainage hole of the shell, and condensate water in the first water receiving groove can flow to the drainage groove along the first water receiving groove and finally is discharged from the drainage hole.

In some embodiments of the present application, a plurality of first reinforcing ribs are disposed on a bottom surface of the first water receiving tank, and each of the first reinforcing ribs is disposed parallel to each other and forms an assembly position for installing the evaporator.

In some embodiments of the present application, the fan overcoat is equipped with the spiral case, is located the below of spiral case the casing is formed with the second water receiving tank, the second water receiving tank is located the side of first water receiving tank and with the water drainage tank is linked together, the second water receiving tank is used for collecting the comdenstion water that the fan surface produced, comdenstion water in the second water receiving tank can be followed the second water receiving tank flow direction the water drainage tank and finally follow the wash port is discharged.

In some embodiments of the present application, the second water receiving tank is the arc groove that the cross-section is trapezoidal, the second water receiving tank include the level set up the bottom surface and with the arc side that the bottom surface is connected, the arc side with the cambered surface assorted of spiral case.

In some embodiments of the present application, a plurality of second reinforcing ribs are disposed on the bottom surface and the side surface of the second water receiving groove, and the second reinforcing ribs include transverse ribs and longitudinal ribs which are perpendicular to each other.

In some embodiments of the present application, the side of second water receiving tank be formed with the second water receiving tank with the guiding gutter that the water drainage tank is linked together, the comdenstion water in the second water receiving tank passes through the guiding gutter flows towards the water drainage tank, the spiral case to the direction of evaporimeter place extends, the extension cladding of spiral case the evaporimeter is close to one side of fan, the guiding gutter is located the below of extension, the guiding gutter still can be used to collect the comdenstion water that the extension produced.

In some embodiments of the present application, the drain groove is provided in a horn shape, and the width of the drain groove gradually decreases from the first water receiving groove to the drain hole.

In some embodiments of the present application, the bottom surface of the drain tank is disposed obliquely downward with respect to a horizontal plane, and the bottom surface of the drain tank gradually decreases in height from the first water receiving tank to the drain hole.

In some embodiments of the present application, the bottom surface of the drain groove is inclined at an angle of 1-3 °.

In some embodiments of the present application, the drain tank is close to drain hole department is equipped with a plurality of and hides the post, it is used for preventing to shelter from the post bulky foreign matter in the comdenstion water flows towards the drain hole is in order to avoid bulky foreign matter to block the drain hole.

Compared with the prior art, the heat pump water heater has the beneficial effects that:

the utility model provides a select the below at the evaporimeter and set up the comdenstion water that the evaporimeter condensation produced of first water receiving tank, the comdenstion water flows to the water discharge tank and finally flows from the wash port after the collection of first water receiving tank, both avoided flowing at will to the heat pump water heater's other structures of comdenstion water to cause the influence, simultaneously integrated drainage structure also can show the collection and the emission efficiency that promote the comdenstion water, in fact, set up operating personnel based on the water discharge tank and can continue to set up corresponding water receiving tank structure and intercommunication water discharge tank to other regions that produce the comdenstion water easily, the comdenstion water at each position all is discharged from the water discharge tank after collecting this moment, effectively guaranteed the collection to the comdenstion water, the drainage condition is clearly visible simultaneously, operating personnel can select to open the wash port according to actual conditions and carry out the drainage. The heat pump water heater has the advantages of ingenious structural design, excellent water drainage effect and good use experience of users.

Drawings

FIG. 1 is a schematic diagram of a heat pump water heater according to some embodiments of the utility model;

FIG. 2 is a schematic illustration of the structural arrangement within an assembly chamber according to some embodiments of the present utility model;

FIG. 3 is a schematic view of a volute without a blower in some embodiments of the utility model;

FIG. 4 is a schematic view of the structure of the bottom surface of a housing according to some embodiments of the utility model;

FIG. 5 is a schematic view of a first water receiving tank and a water draining tank according to some embodiments of the present utility model;

FIG. 6 is a detail view at A in FIG. 5;

FIG. 7 is a schematic diagram of a second water receiving tank and a water guiding tank according to some embodiments of the present utility model;

FIG. 8 is a detail view at B in FIG. 7;

fig. 9 is a top view of a bottom surface of a housing according to some embodiments of the utility model.

In the drawing the view of the figure,

1. a housing; 11. a first water receiving tank; 111. a first reinforcing rib; 12. a second water receiving tank; 121. a second reinforcing rib; 13. a drainage channel; 131. a shielding column; 14. a water guide groove; 15. a drain hole; 2. an evaporator; 3. a blower; 4. a volute; 41. an extension; 5. a compressor; 6. an electric control box; 7. a water tank.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center of gravity", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "longitudinal", "transverse", "top", "bottom", "inner", "outer", "and" etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in lateral height than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely under the second feature, or simply means that the first feature is less in lateral height than the second feature.

Referring to fig. 1-9, an embodiment of the utility model provides a heat pump water heater, which comprises a housing 1, wherein an assembly chamber is formed in the housing 1, a compressor 5, an evaporator 2, a fan 3 and an electric control box 6 are arranged in the assembly chamber, a water tank 7 fixedly connected with the housing 1 is also arranged below the housing 1, a condenser connected with the evaporator 2 is arranged in the water tank 7, the condenser is used for heating a water body in the water tank 7, the compressor 5, the evaporator 2 and the condenser are matched to form a circulation pipeline to realize normal circulation of a refrigerant, the fan 3 is used for sucking air outside the assembly chamber into the assembly chamber to perform heat exchange with the evaporator 2, the air inside the assembly chamber is also used for guiding the air inside the assembly chamber to the evaporator 2, and the electric control box 6 is electrically connected with the components to control normal operation of the heat pump water heater. Further, the casing 1 located below the evaporator 2 is formed with a first water receiving tank 11, the first water receiving tank 11 is used for collecting condensed water generated by the evaporator 2, meanwhile, the bottom surface of the casing 1 is further formed with a water draining tank 13 communicated with the first water receiving tank 11, one end, away from the first water receiving tank 11, of the water draining tank 13 is communicated with a water draining hole 15 of the casing 1, and condensed water in the first water receiving tank 11 can flow to the water draining tank 13 along the first water receiving tank 11 and finally drain from the water draining hole 15.

Based on above-mentioned structure, this application selects to set up the comdenstion water that first water receiving tank 11 received the condensation of evaporimeter 2 condensation and produce in the below of evaporimeter 2, the comdenstion water flows to water discharge tank 13 and finally flows from wash port 15 after the collection of first water receiving tank 11, both avoided the random flow of comdenstion water to cause the influence to heat pump water heater's other structures, integrated drainage structure also can show the collection and the drainage efficiency that promote the comdenstion water simultaneously, in fact, set up the operating personnel and can continue to set up corresponding water receiving tank structure and intercommunication water discharge tank 13 to other regions that produce the comdenstion water easily based on water discharge tank 13, the comdenstion water of each position all is discharged from water discharge tank 13 after collecting this moment, effectively guaranteed the collection to the comdenstion water, the drainage condition is clear visible simultaneously, operating personnel can select to open wash port 15 according to actual conditions and drain. The heat pump water heater has the advantages of ingenious structural design, excellent water drainage effect and good use experience of users.

Optionally, in some embodiments of the present application, a plurality of first reinforcing ribs 111 are provided on the bottom surface of the first water receiving groove 11, and each of the first reinforcing ribs 111 is disposed parallel to each other and forms an assembly position for mounting the evaporator 2, and the evaporator 2 is disposed on the assembly position and is stabilized on the bottom surface of the housing 1 based on the disposition of the first reinforcing ribs 111. Further, because each first reinforcing rib 111 all sets up and point to water drainage tank 13 along same direction, first reinforcing rib 111 can also play the effect of drainage to a certain extent when guaranteeing first water receiving tank 11 intensity and supporting evaporimeter 2, and the comdenstion water in the guide first water receiving tank 11 flows to water drainage tank 13 as early as possible, and its structural design is ingenious, the effect is abundant, can show the water receiving and the drainage effect that promote first water receiving tank 11.

Further, as shown in fig. 2 and 3, in the embodiment of the present utility model, the casing 1 below the scroll casing 4 is formed with the second water receiving tank 12, the second water receiving tank 12 is disposed beside the first water receiving tank 11 and is communicated with the water draining tank 13, and it can be found that due to the arrangement of the scroll casing 4, condensed water is generated on the surface of the scroll casing 4 due to the operation of the evaporator 2, further, the condensed water on the surface of the scroll casing 4 is collected to the bottom of the scroll casing 4 along the scroll casing 4, and at this time, the condensed water generated on the surface of the scroll casing 4 can be collected by the second water receiving tank 12 located below the scroll casing 4, and the condensed water in the second water receiving tank 12 can flow to the water draining tank 13 along the second water receiving tank 12 and finally be drained from the water draining hole 15.

Specifically, for the second water receiving tank 12 of the present application, as shown in fig. 4, for better matching with the arc-shaped volute 4, the second water receiving tank 12 is designed as an arc-shaped tank with a trapezoid cross section, which includes a bottom surface horizontally arranged and an arc-shaped side surface connected with the bottom surface, and obviously, the arc-shaped side surface is matched with the arc surface of the volute 4, and the arc-shaped side surface are two sections of arc surfaces with different diameters and concentric circles.

Similar to the first water receiving tank 11, a plurality of second reinforcing ribs 121 are also arranged on the bottom surface and the side surface of the second water receiving tank 12, and unlike the first reinforcing ribs 111, the second reinforcing ribs 121 comprise transverse ribs and longitudinal ribs which are perpendicular to each other, the structural strength of the second water receiving tank 12 can be improved by the second reinforcing ribs 121 which are arranged in a transverse and vertical staggered mode, meanwhile, the support of the volute 4 is realized to a certain extent, a gap can be formed between the volute 4 and the second water receiving tank 12, and the normal flow of condensed water is ensured.

Alternatively, as shown in fig. 3, 4 and 7, in some embodiments of the present application, a water guiding groove 14 is formed at a side of the second water receiving groove 12 and is communicated with the second water receiving groove 12 and the water draining groove 13, condensed water in the second water receiving groove 12 flows to the water draining groove 13 through the water guiding groove 14, further, a volute 4 wrapping the fan 3 extends towards the direction of the evaporator 2 and reaches the position of the evaporator 2, an extension portion 41 of the volute 4 wraps one side of the evaporator 2 close to the fan 3, at this time, the water guiding groove 14 is located below the extension portion 41, and the water guiding groove 14 can be used for collecting condensed water generated by the extension portion 41 and transferring the condensed water into the water draining groove 13 besides the condensed water used for transferring the second water receiving groove 12.

Further, as shown in fig. 5, 7 and 9, the drain groove 13 of the present application has a horn shape projected on the bottom surface of the housing 1, specifically, the width of the entire drain groove 13 gradually decreases from one end of the first water receiving groove 11 to the position where the drain hole 15 is located. Further, in order to ensure that the condensed water in the drain tank 13 does not accumulate and stay in the drain tank 13 for a long period of time and to ensure that the condensed water in the drain tank 13 is discharged quickly, the bottom surface of the entire drain tank 13 is inclined downward with respect to the horizontal plane, that is, from one end of the first water receiving tank 11 to the position of the drain hole 15, the height of the bottom surface of the drain tank 13 is gradually lowered, specifically, the inclination angle of the bottom surface of the drain tank 13 is 1 to 3 °.

Further, as shown in fig. 5 to 8, the drain groove 13 is formed with a plurality of shielding columns 131 near the drain hole 15, and the shielding columns 131 can block large-volume particles and foreign matters in the condensed water, so that the phenomenon that the foreign matters block the drain hole 15 to affect the normal drainage of the condensed water can be effectively prevented. When in actual use, an operator can open the shell 1 periodically to clean the blocked foreign matters or large-volume particles beside the shielding column 131, so as to ensure the normal use of the drain tank 13.

In addition, in order to facilitate the operators to know the water level conditions in each water receiving tank and the water draining tank 13 in time, in some embodiments of the application, a water level sensor is further arranged in the first water receiving tank 11, and can sense the water level conditions in the first water receiving tank 11 in real time, and when the water draining tank 13 cannot drain water normally, the water draining tank can send an alarm signal to the control system to remind the operators to check the relevant conditions of the first water receiving tank 11 and the water draining tank 13 in time when the condensed water in the first water receiving tank 11 is accumulated, so that the normal operation of the heat pump water heater is ensured. Of course, a corresponding water level sensor may be provided for the second water receiving tank 12, the water guiding tank 14, and the like.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims

1. A heat pump water heater, comprising:

a housing formed with an assembly chamber;

2. The heat pump water heater as set forth in claim 1, wherein a plurality of first reinforcing ribs are provided on a bottom surface of said first water receiving tank, each of said first reinforcing ribs being disposed parallel to each other and forming an assembling location for mounting said evaporator.

3. The heat pump water heater according to claim 1, wherein the fan is sleeved with a volute, the housing located below the volute is provided with a second water receiving tank, the second water receiving tank is arranged beside the first water receiving tank and is communicated with the water draining tank, the second water receiving tank is used for collecting condensed water generated on the surface of the fan, and the condensed water in the second water receiving tank can flow to the water draining tank along the second water receiving tank and finally drain from the water draining hole.

4. The heat pump water heater of claim 3, wherein the second water receiving tank is an arc-shaped tank with a trapezoid cross section, the second water receiving tank comprises a bottom surface which is horizontally arranged and an arc-shaped side surface which is connected with the bottom surface, and the arc-shaped side surface is matched with the arc surface of the volute.

5. A heat pump water heater according to claim 3, wherein the bottom surface and the side surface of the second water receiving tank are provided with a plurality of second reinforcing ribs, and the second reinforcing ribs comprise transverse ribs and longitudinal ribs which are perpendicular to each other.

6. A heat pump water heater according to claim 3, wherein a water guide groove communicated with the second water receiving groove and the water discharge groove is formed at the side of the second water receiving groove, condensed water in the second water receiving groove flows to the water discharge groove through the water guide groove, the volute extends towards the direction where the evaporator is located, the extending part of the volute covers one side of the evaporator close to the fan, the water guide groove is located below the extending part, and the water guide groove can be used for collecting condensed water generated by the extending part.

7. The heat pump water heater as set forth in claim 1, wherein said drain groove is provided in a horn shape, and a width of said drain groove gradually decreases from said first water receiving groove to said drain hole.

8. The heat pump water heater as set forth in claim 1, wherein a bottom surface of the drain groove is provided obliquely downward with respect to a horizontal plane, and a height of the bottom surface of the drain groove gradually decreases from the first water receiving groove to the drain hole.

9. The heat pump water heater as set forth in claim 8, wherein the inclination angle of the bottom surface of the drain tank is 1-3 °.

10. The heat pump water heater of claim 1, wherein the drain tank is provided with a plurality of shielding columns near the drain hole, the shielding columns being used for preventing large-volume foreign matters in the condensed water from flowing to the drain hole so as to avoid the large-volume foreign matters from blocking the drain hole.