CN104879917A - Water heater - Google Patents

Abstract

The invention provides a hot water machine, comprising: a casing, a compressor assembly, an electric control assembly, a heat exchanger and a fan, the casing has an installation cavity, and the compressor assembly, the electric control assembly, the heat exchanger and the fan are all arranged In the installation cavity, the housing includes side panels and a top plate, with an air inlet on the side panel and an air outlet on the top panel, the air inlet and the air outlet are connected, the heat exchanger is set correspondingly to the air inlet, and the fan is located at the outlet. Below the vent. In the hot water machine provided by the present invention, by changing the side air outlet to the top air outlet, the distance of the air flow from the air inlet to the air outlet is effectively shortened, that is, the resistance of the internal parts of the water heater to the air flow is reduced, thereby improving the heat dissipation. The heat exchange effect of the water machine; and under the same air volume, the speed of the fan is lower, thereby improving the energy efficiency of the water machine, reducing noise, and improving user comfort.

Description

Water Heater

technical field

The invention relates to the technical field of household appliances, in particular to a water heater.

Background technique

At present, the integrated hot water machine mainly enters the air from the side, and the air is discharged from the opposite side. The air intake area is small, and because there are many parts inside the water machine, the air needs to go through a lot from the air inlet to the air outlet. Parts and air duct resistance are relatively large, so the heat transfer effect is poor, so a large fan speed is required to ensure the heat transfer effect, making the overall energy efficiency of the water heater low, and resulting in large noise, reducing the user's energy consumption. Use comfort.

Contents of the invention

In order to solve at least one of the above technical problems, the object of the present invention is to provide a water heater with good heat exchange effect, high energy efficiency and low noise.

In view of this, the present invention provides a water heater, comprising: a casing, the casing has an installation cavity, the casing includes a side wall and a top plate, and an air inlet is opened on the side wall, so An air outlet is opened on the top plate, and the air inlet communicates with the air outlet; a compressor assembly, the compressor assembly is arranged in the installation cavity; an electric control assembly, the electric control assembly is arranged in the In the installation cavity; a heat exchanger, the heat exchanger is arranged in the installation cavity, and is arranged corresponding to the air inlet; and a fan, the fan is arranged in the installation cavity, and is located at the air outlet below.

The hot water machine provided by the present invention effectively shortens the distance of the air flow from the air inlet to the air outlet by changing the side air outlet to the top air outlet, that is, reduces the resistance of the internal parts of the water heater to the air flow, thereby improving The heat exchange effect of the water heater; and under the same air volume, the speed of the fan is lower, thereby improving the energy efficiency of the water heater, reducing noise, and improving user comfort.

Specifically, in the prior art, the integrated water heater mainly has side air inlet and side air outlet, resulting in greater resistance to air flow from internal parts, making the heat exchange effect of the water heater poor and requiring a higher fan Rotating speed to ensure the air volume, not only reduces the energy efficiency of the water heater, but also increases the noise when the water heater is working; and the water heater provided by the present invention, the air inlet is arranged on the side wall, and the air outlet Set on the top plate, so that the wind enters from the side and exits from the top, which effectively shortens the distance of the air flow from the air inlet to the air outlet, and correspondingly reduces the parts that the wind passes from the air inlet to the air outlet, that is, reduces the air duct resistance, thereby effectively improving the heat exchange effect of the water heater; and under the same air volume, the fan speed is lower, which not only improves the energy efficiency of the water heater, but also reduces the noise generated by the water heater when it is working, and improves the efficiency of the water heater. User comfort.

In addition, the water heater in the above embodiments provided by the present invention may also have the following additional technical features:

According to an embodiment of the present invention, the side panel includes a front panel, a rear panel, a left panel and a right panel, and the rear panel, the left panel and the right panel are all provided with air inlets, and the replacement The heat exchanger is a U-shaped heat exchanger.

In this embodiment, air inlets are provided on the rear plate, left plate, and right plate of the water heater, so that the wind can enter from the three outer sides at the same time, effectively increasing the air intake area, and setting the heat exchanger accordingly It is a U-shaped heat exchanger to ensure that the wind entering from three sides can exchange heat at the same time, which greatly improves the heat exchange effect of the water heater; and under the same air volume, the required speed of the fan can be further reduced, which further improves the The energy efficiency of the water heater reduces the noise generated when the water heater is in operation, thereby further improving the comfort of the user.

According to an embodiment of the present invention, the heights of the rear panel, the left panel and the right panel are the same, and the height of the front panel is smaller than that of the rear panel, so that the upper end of the side panel forms a gap; the top plate includes: an upper cover plate, the upper cover plate is covered on the side wall plate, and the air outlet is opened on the upper cover plate; and a side plate, the side plate is the The front edge of the upper cover plate extends downwards and matches the shape of the notch to close the notch.

In this embodiment, a gap is set on the upper end of the side wall, and a side plate is correspondingly set on the top plate to close the gap, so that when the parts in the installation cavity need maintenance, only the top plate needs to be removed, and the installation cavity The parts inside can be partly exposed, which is convenient for maintenance personnel to detect and maintain; the side plate is formed by extending the front edge of the upper cover downward, that is, the side plate and the upper cover are integrated structure, which ensures that the side plate and the upper cover are Excellent connection strength, which reduces the probability of fracture between the side plate and the upper cover plate, and improves the reliability of the top plate. On the other hand, the side plate and the upper cover plate can be integrally formed, which improves production efficiency and reduces manufacturing costs. cost.

According to an embodiment of the present invention, an air guiding ring is arranged at the air outlet, and the air guiding ring is arranged along a circumferential direction of the air outlet.

In this embodiment, an air guide ring is arranged along the circumference of the air outlet, and the air guide ring can guide the air flow at the air outlet, so that the air flow generated by the rotation of the fan can reach the air outlet quickly and smoothly, increasing the air outlet speed, and further The heat exchange effect of the heat exchanger is improved.

According to an embodiment of the present invention, the wind guiding ring is formed by bending the top plate downward.

In this embodiment, the air guiding ring is formed by bending the top plate downwards, that is, the air guiding ring and the top plate are integrated structure, on the one hand, the connection strength between the air guiding ring and the top plate is ensured, and the probability of the air guiding ring falling off is reduced , so as to ensure the reliability of the air guide ring; on the other hand, the air guide ring and the top plate can be integrally formed, thereby improving production efficiency and reducing manufacturing costs.

According to an embodiment of the present invention, the water heater further includes: a baffle, which is arranged in the installation cavity and divides the installation cavity into a front cavity and a rear cavity, and the compressor assembly and the electric control assembly are disposed in the front chamber, the heat exchanger and the fan are disposed in the rear chamber, and the rear chamber communicates with the air inlet and the air outlet respectively.

In this embodiment, the installation cavity is divided into a front cavity and a rear cavity by setting a partition in the installation cavity, the compressor assembly and the electric control assembly are arranged in the front cavity, and the heat exchanger and the fan are arranged in the rear cavity, It can effectively avoid the impact on the compressor components and electric control components when the fan is working, and improve the stability of the compressor components and electric control components; and the air flow only passes through the rear cavity, which not only reduces the air duct resistance, but also improves the output wind speed; in addition, if the compressor assembly and the electric control assembly are arranged in the front chamber, when the top plate is removed, the compressor assembly and the electric control assembly can be exposed, which is convenient for the maintenance personnel to detect and repair; the heat exchanger and the fan are arranged in the In the rear cavity, it corresponds to the air inlets on the rear panel, left panel and right panel, so as to realize large-area air intake and efficient heat exchange.

According to an embodiment of the present invention, the water heater further includes: a radiator, the radiator is arranged in the rear chamber, and an installation hole is opened on the partition plate, and the radiator passes through the installation hole. The hole is connected with the base of the electric control assembly.

In this embodiment, a radiator is arranged on the base of the electronic control assembly, which can accelerate the heat dissipation rate of the electronic control assembly, thereby ensuring that the electric control assembly can maintain stable work for a long time; the radiator is arranged in the rear cavity, that is, the radiator Located in the cavity where the fan is located, the large air volume generated by the fan can accelerate the heat dissipation speed of the radiator, thereby improving the heat dissipation efficiency of the radiator, and further ensuring the reliability of the electronic control components.

According to an embodiment of the present invention, the heat sink includes a plurality of heat sinks, one end of the heat sink is connected to the base, and the other end extends through the installation hole to the rear cavity.

In this embodiment, the heat sink includes a plurality of fins, which increases the heat dissipation area of the heat sink, thereby ensuring the heat dissipation efficiency of the heat sink.

According to an embodiment of the present invention, a protective cover is provided at the air outlet.

In this embodiment, a protective cover is provided at the air outlet, which can prevent foreign objects from entering the rear cavity through the air outlet. On the one hand, it avoids the safety hazard caused by interference between foreign objects and the fan, thereby improving the safety of the water heater. , On the other hand, it also avoids damage to the fan and other components by foreign objects, thereby prolonging the service life of the product.

According to an embodiment of the present invention, a dust filter is provided at the air inlet and/or the air outlet.

In this embodiment, a dust filter is provided at the air inlet and/or the air outlet, which can filter the dust mixed in the air flow, so as to prevent the dust from blocking the air outlet and/or the air outlet after working for a long time, affecting the performance of the water heater. Heat exchange effect.

Additional aspects and advantages of the invention will become apparent in the description which follows, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is the schematic diagram of the three-dimensional structure of the hot water machine of the present invention;

Fig. 2 is a schematic cross-sectional structural view of the water heater shown in Fig. 1;

Fig. 3 is a partial structural schematic diagram of the water heater shown in Fig. 1;

Fig. 4 is a top view structural diagram of the water heater shown in Fig. 1 (with the top plate removed).

Wherein, the corresponding relationship between reference numerals and component names in Fig. 1 to Fig. 4 is:

10 shell, 11 side panel, 110 air inlet, 111 front panel, 112 rear panel, 113 left panel, 114 right panel, 115 gap, 12 top panel, 120 air outlet, 121 upper cover panel, 122 side panel, 123 guide Air ring, 13 installation cavity, 131 front cavity, 132 rear cavity, 20 compressor component, 30 electric control component, 31 base, 40 heat exchanger, 50 fan, 60 partition, 61 installation hole, 70 radiator, 80 protection cover.

Detailed ways

In order to understand the above-mentioned purpose, features and advantages of the present invention more clearly, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described here. Therefore, the protection scope of the present invention is not limited by the specific details disclosed below. EXAMPLE LIMITATIONS.

The water heater according to some embodiments of the present invention will be described below with reference to FIGS. 1 to 4 .

As shown in FIGS. 1 to 4 , the water heater provided by the present invention includes: a casing 10 , a compressor assembly 20 , an electric control assembly 30 , a heat exchanger 40 and a fan 50 .

Specifically, the casing 10 has an installation cavity 13, the casing 10 includes a side panel 11 and a top panel 12, the side panel 11 is provided with an air inlet 110, the top panel 12 is provided with an air outlet 120, the air inlet 110 and the air outlet 120 The compressor assembly 20 is arranged in the installation chamber 13; the electric control assembly 30 is arranged in the installation chamber 13; the heat exchanger 40 is arranged in the installation chamber 13 and is arranged corresponding to the air inlet 110; the fan 50 is arranged in the installation chamber 13 and located below the air outlet 120.

In the hot water machine provided by the present invention, the air inlet 110 is arranged on the side wall 11, and the air outlet 120 is arranged on the top plate 12, so that the wind enters from the side and exits from the top, effectively shortening the air flow from the air inlet 110 to the outlet. The distance traveled by the air outlet 120 correspondingly reduces the parts that the wind passes from the air inlet 110 to the air outlet 120, that is, reduces the air duct resistance, thereby effectively improving the heat exchange effect of the water heater; and under the same air volume, the fan The speed of the water heater is low, which not only improves the energy efficiency of the water heater, but also reduces the noise generated when the water heater is working, and improves the comfort of the user.

In one embodiment of the present invention, as shown in FIGS. Air inlets 110 are provided on both sides, and the heat exchanger 40 is a U-shaped heat exchanger.

In this embodiment, the rear plate 112, the left plate 113, and the right plate 114 of the water heater are all provided with air inlets 110, so that the wind can enter from the three outer sides at the same time, effectively increasing the air inlet area, correspondingly The heat exchanger 40 is set as a U-shaped heat exchanger to ensure that the wind entering from three sides can exchange heat at the same time, which greatly improves the heat exchange effect of the water heater; and under the same air volume, the required speed of the fan can be further reduced , which further improves the energy efficiency of the water heater, reduces the noise generated when the water heater is in operation, and further improves the comfort of the user.

In one embodiment of the present invention, as shown in Figures 1 to 3, the heights of the rear panel 112, the left panel 113 and the right panel 114 are the same, and the height of the front panel 111 is smaller than the height of the rear panel 112, so that the side panel 11 A gap 115 is formed at the upper end of the top plate 12; the top plate 12 includes: an upper cover plate 121, the upper cover plate 121 is covered on the side panel 11, and the air outlet 120 is opened on the upper cover plate 121; and a side plate 122, the side plate 122 is the upper The front edge of the cover plate 121 extends downwards and matches the shape of the notch 115 to close the notch 115 .

In this embodiment, a notch 115 is set on the upper end of the side panel 11, and a side plate 122 is correspondingly set on the top plate 12 to close the notch 115, so that when the parts in the installation cavity 13 need maintenance, only need to disassemble Lower top plate 12, then the parts in the installation cavity 13 can be partially exposed, which is convenient for maintenance personnel to detect and maintain; the side plate 122 is set to extend downward from the front edge of the upper cover plate 121, that is, the side plate 122 and the upper cover plate 121 are The one-piece structure ensures the connection strength between the side plate 122 and the upper cover plate 121, reduces the probability of fracture between the side plate 122 and the upper cover plate 121, and improves the reliability of the use of the top plate 12. On the other hand, the side plate 122 and the upper cover plate 121 can be integrally formed, which improves the production efficiency and reduces the manufacturing cost.

In an embodiment of the present invention, as shown in FIG. 2 , an air guide ring 123 is provided at the air outlet 120 , and the air guide ring 123 is arranged along the circumferential direction of the air outlet 120 .

In this embodiment, a wind guide ring 123 is arranged along the circumference of the air outlet 120, and the wind guide ring 123 can guide the air flow at the air outlet 120, so that the air flow generated by the rotation of the fan 50 can reach the air outlet 120 quickly and smoothly, improving The air outlet speed is improved, thereby improving the heat exchange effect of the heat exchanger 40.

In an embodiment of the present invention, as shown in FIG. 2 , the wind guide ring 123 is formed by bending the top plate 12 downward.

In this embodiment, the wind guide ring 123 is formed by bending the top plate 12 downwards, that is, the wind guide ring 123 and the top plate 12 are integrally structured. The probability of the air guide ring 123 falling off ensures the reliability of the air guide ring 123; on the other hand, the air guide ring 123 and the top plate 12 can be integrally formed, thereby improving production efficiency and reducing manufacturing costs.

In one embodiment of the present invention, as shown in Fig. 3 and Fig. 4, the water heater further includes: a partition 60, which is arranged in the installation cavity 13, and divides the installation cavity 13 into a front cavity 131 and a rear cavity. The chamber 132, the compressor assembly 20 and the electric control assembly 30 are arranged in the front chamber 131, the heat exchanger 40 and the fan 50 are arranged in the rear chamber 132, and the rear chamber 132 communicates with the air inlet 110 and the air outlet 120 respectively.

In this embodiment, the installation cavity 13 is divided into a front cavity 131 and a rear cavity 132 by setting a partition plate 60 in the installation cavity 13, and the compressor assembly 20 and the electric control assembly 30 are arranged in the front cavity 131 for heat exchange. The device 40 and the fan 50 are arranged in the rear chamber 132, which can effectively avoid the influence of the fan 50 on the compressor assembly 20 and the electric control assembly 30 during operation, and improve the working stability of the compressor assembly 20 and the electric control assembly 30; and the wind flow Only passing through the rear cavity 132 not only reduces the air duct resistance, but also increases the air outlet speed; in addition, if the compressor assembly 20 and the electric control assembly 30 are arranged in the front cavity 131, when the top plate 12 is removed, the compressor assembly 20 and the The electric control assembly 30 can be exposed, which is convenient for maintenance personnel to detect and maintain; the heat exchanger 40 and the fan 50 are arranged in the rear cavity 132, corresponding to the air inlets 110 on the rear plate 112, the left plate 113 and the right plate 114, In order to achieve a large area of air intake and efficient heat exchange.

In one embodiment of the present invention, as shown in Figure 3 and Figure 4, the water heater also includes a radiator 70, the radiator 70 is arranged in the rear chamber 132, and the partition 60 is provided with a mounting hole 61, and the radiator 70 Connect with the base 31 of the electric control assembly 30 through the installation hole 61 .

In this embodiment, a heat sink 70 is arranged on the base 31 of the electric control assembly 30, which can accelerate the heat dissipation speed of the electric control assembly 30, thereby ensuring that the electric control assembly 30 can maintain stable operation for a long time; In the cavity 132, that is, the radiator 70 is located in the cavity where the fan 50 is located, the large air volume generated by the fan 50 can accelerate the heat dissipation speed of the radiator 70, thereby improving the heat dissipation efficiency of the radiator 70, and further ensuring the use of the electronic control component 30. reliability.

In one embodiment of the present invention, as shown in FIG. 3 and FIG. 4 , the radiator 70 includes a plurality of fins, one end of which is connected to the base 31 , and the other end extends through the mounting hole 61 to the rear cavity 132 .

In this embodiment, the heat sink 70 includes a plurality of fins, which increases the heat dissipation area of the heat sink 70 , thereby ensuring the heat dissipation efficiency of the heat sink 70 .

In one embodiment of the present invention, as shown in FIGS. 1 and 2 , a protective cover 80 is provided at the air outlet 120 .

In this embodiment, a protective cover 80 is provided at the air outlet 120, which can prevent foreign objects from entering the rear cavity 132 through the air outlet 120. On the other hand, it also avoids damage to the blower fan 50 and other components by foreign objects, thereby prolonging the service life of the product.

In one embodiment of the present invention, a dust filter (not shown in the figure) is provided at the air inlet 110 and/or the air outlet 120 .

In this embodiment, a dust filter is provided at the air inlet 110 and/or the air outlet 120, which can filter the dust mixed in the wind flow, so as to prevent the dust from blocking the air outlet 120 and/or the air outlet 120 after working for a long time, affecting The heat exchange effect of the hot water machine.

To sum up, the hot water machine provided by the present invention effectively shortens the distance of the air flow from the air inlet to the air outlet by changing the side air outlet to the top air outlet, that is, reduces the impact of the internal parts of the water heater on the air flow. Resistance, thereby improving the heat exchange effect of the water heater; and under the same air volume, the speed of the fan is lower, thereby improving the energy efficiency of the water heater, reducing noise, and improving user comfort.

Specifically, in the prior art, the integrated water heater mainly has side air inlet and side air outlet, resulting in greater resistance to air flow from internal parts, making the heat exchange effect of the water heater poor and requiring a higher fan Rotating speed to ensure the air volume, not only reduces the energy efficiency of the water heater, but also increases the noise when the water heater is working; and the water heater provided by the present invention, the air inlet is arranged on the side wall, and the air outlet Set on the top plate, so that the wind enters from the side and exits from the top, which effectively shortens the distance of the air flow from the air inlet to the air outlet, and correspondingly reduces the parts that the wind passes from the air inlet to the air outlet, that is, reduces the air duct resistance, thereby effectively improving the heat exchange effect of the water heater; and under the same air volume, the speed of the fan is lower, which not only improves the energy efficiency of the water heater, but also reduces the noise generated by the water heater when it is working, and improves the user experience. use comfort.

In the present invention, the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installation", "connection", "connection", "fixed" and other terms should be interpreted in a broad sense, for example, "connection" can be fixed connection, detachable connection, or integral connection; "connection" can be directly or indirectly through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "rear" etc. is based on the orientation shown in the drawings Or positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or unit must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as a limitation of the present invention.

In the description of this specification, descriptions of the terms "one embodiment", "some embodiments", "specific embodiments" and the like mean that specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the present invention In at least one embodiment or example of . In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a hot water machine, is characterized in that, comprising:

Housing, described housing has installation cavity, and described housing comprises gusset plate and top board, and described gusset plate offers air inlet, described top board offers air outlet, described air inlet is connected with described air outlet;

Compressor assembly, described compressor assembly is arranged in described installation cavity;

Electrically-controlled component, described electrically-controlled component is arranged in described installation cavity;

Heat exchanger, described heat exchanger is arranged in described installation cavity, and correspondingly with described air inlet arranges; With

Blower fan, described blower fan is arranged in described installation cavity, and is positioned at the below of described air outlet.

2. hot water machine according to claim 1, is characterized in that,

Described gusset plate comprises header board, rear plate, left plate and right panel, and described rear plate, described left plate and described right panel all offer air inlet, and described heat exchanger is U-shaped heat exchanger.

3. hot water machine according to claim 2, is characterized in that,

Described rear plate, described left plate are identical with the height of described right panel, and the height of described header board is less than the height of described rear plate, make the upper end of described gusset plate form a breach;

Described top board comprises:

Upper cover plate, described upper cover plate covers on described gusset plate, and described air outlet is opened on described upper cover plate; With

Side plate, described side plate is that the front edge of described upper cover plate extends to form downwards, and with the mating shapes of described breach, to close described breach.

4. hot water machine according to claim 3, is characterized in that,

Described air outlet place is provided with air-ducting ring, and described air-ducting ring is arranged along the circumference of described air outlet.

5. hot water machine according to claim 4, is characterized in that,

Described air-ducting ring is that described top board is bent to form downwards.

6. hot water machine according to any one of claim 1 to 5, is characterized in that, also comprises:

Dividing plate, described dividing plate is arranged in described installation cavity, and described installation cavity is divided into ante-chamber and back cavity, described compressor assembly and described electrically-controlled component are arranged in described ante-chamber, described heat exchanger and described blower fan are arranged in described back cavity, and described back cavity is communicated with described air outlet with described air inlet respectively.

7. hot water machine according to claim 6, is characterized in that, also comprises:

Radiator, described radiator is arranged in described back cavity, and described dividing plate offers installing hole, and described radiator is connected with the base of described electrically-controlled component through described installing hole.

8. hot water machine according to claim 7, is characterized in that,

Described radiator comprises multiple fin, and one end of described fin is connected with described base, and the other end extends to described back cavity through described installing hole.

9. hot water machine according to claim 7, is characterized in that,

Described air outlet place is provided with protective cover.

10. hot water machine according to claim 7, is characterized in that,

Described air inlet and/or described air outlet place are provided with filtering dust net.