CN220366559U - Machine head assembly and heat pump water heater - Google Patents

Abstract

A head assembly and a heat pump water heater are provided herein. The handpiece assembly includes: a carrier substrate; the air duct lower cover is fixedly arranged on the bearing substrate; and the air duct upper cover module comprises an air duct upper cover, a motor and a wind wheel, wherein the air duct upper cover is positioned on one side of the air duct lower cover, which is far away from the bearing substrate, and is fixedly arranged on the air duct lower cover towards the bearing substrate, the motor is fixedly arranged on the air duct upper cover, and the wind wheel is positioned in the air duct upper cover and is in transmission connection with a rotating shaft of the motor. The machine head assembly is used for the heat pump water heater, the machine head assembly is arranged on the upper portion of the water tank assembly of the heat pump water heater, when the motor is damaged, the heat pump water heater does not need to be disassembled on the hanging wall body, the motor can be disassembled only by disassembling the upper cover module of the air duct from bottom to top on the machine head assembly, and then the upper cover module of the air duct is disassembled on the ground, so that the motor is disassembled and assembled simply, and the difficulty is small.

Description

Machine head assembly and heat pump water heater

Technical Field

The application relates to the technical field of electrical equipment, in particular to a machine head assembly and a heat pump water heater.

Background

In the existing heat pump water heater, the maintenance probability of the electric control module of the head assembly is highest, so the electric control module is usually designed at the front part of the head assembly (far away from the hanging wall body), the fan module is designed at the rear part of the head assembly (close to the hanging wall body), the heat exchanger is arranged between the electric control module and the fan module, and the compressor is positioned at one side of the heat exchanger, which is opposite to the fan module. The fan module comprises an air duct rear cover, a motor, a wind wheel and an air duct front cover, wherein the electric control module, the compressor, the heat exchanger and the air duct front cover are sequentially arranged from front to back and are all fixed on a water receiving disc at the bottom of the machine head assembly, the motor is fixed in the air duct front cover, the wind wheel is positioned at the rear side of the motor and is arranged on a rotating shaft of the motor, the air duct rear cover is positioned at the rear side of the air duct front cover and is fixed on the air duct front cover from back to front through screws, the air duct rear cover and the air duct front cover encircle to form an air duct, and the outer parts of the electric control module, the compressor, the heat exchanger and the fan module are covered with decorative covers.

When the motor fails, maintenance personnel need empty the water in the heat pump water heater first, then detach the heat pump water heater on the wall body of hanging, place on ground, then remove decorative cover, air duct rear cover and wind wheel in proper order, just can dismantle the motor and maintain or change, its dismouting motor process is complicated, the degree of difficulty is big.

Disclosure of Invention

The application also provides a machine head assembly, and the process of disassembling and assembling the motor is simple and difficult.

The application also provides a heat pump water heater.

The machine head assembly provided by the embodiment of the utility model is used for a heat pump water heater, and comprises: a carrier substrate; the air duct lower cover is fixedly arranged on the bearing substrate; the air duct upper cover module comprises an air duct upper cover, a motor and a wind wheel, wherein the air duct upper cover is positioned on one side, far away from the bearing substrate, of the air duct lower cover and faces the bearing substrate to be fixedly arranged on the air duct lower cover, the motor is fixedly arranged on the air duct upper cover, and the wind wheel is positioned in the air duct upper cover and is in transmission connection with a rotating shaft of the motor.

In some exemplary embodiments, the air duct upper cover is provided with a through hole, the air duct lower cover is provided with a screw hole, the through hole is positioned on one side of the screw hole away from the bearing substrate, and a threaded section of the screw is screwed to the screw hole through the through hole from one side of the air duct upper cover away from the air duct lower cover.

In some exemplary embodiments, the motor is located within the duct upper cover.

In some exemplary embodiments, the load bearing substrate is a drip tray.

In some exemplary embodiments, the handpiece assembly further comprises: and the decorative cover is arranged outside the air duct upper cover module and the air duct lower cover.

In some exemplary embodiments, the decorative cover includes: the peripheral wall is sleeved outside the air duct upper cover module and the air duct lower cover; and the end cover is positioned at one end of the peripheral wall far away from the bearing matrix and is detachably connected with the peripheral wall.

In some exemplary embodiments, the air duct upper cover and the air duct lower cover enclose an air duct, the end cover is provided with a first air port, and an outlet of the air duct is communicated with the outer side of the decorative cover through the first air port.

In some exemplary embodiments, the air duct upper cover and the air duct lower cover enclose an air-passing air duct, the peripheral wall is provided with a second air opening, and an inlet of the air-passing air duct is communicated with the outer side of the decorative cover through the second air opening.

In some exemplary embodiments, the handpiece assembly further comprises: the heat exchanger is positioned between the inlet of the air passage and the second air opening and is fixedly arranged on the bearing substrate; the compressor and the control module are positioned on one side, far away from the air passage, of the heat exchanger and fixedly arranged on the bearing substrate.

The heat pump water heater provided by the embodiment of the utility model comprises the water tank assembly and the machine head assembly in any embodiment, wherein the bearing substrate is fixedly arranged on the water tank assembly.

According to the technical scheme provided by the embodiment of the utility model, the machine head assembly is used for the heat pump water heater, the machine head assembly is arranged on the upper part of the water tank assembly of the heat pump water heater, when the motor is damaged, the heat pump water heater does not need to be dismounted on the hanging wall body, the motor can be dismounted only by dismounting the upper cover module of the lower air duct from bottom to top on the machine head assembly, and then the upper cover module of the air duct is dismounted on the ground, so that the motor dismounting process is simple and the difficulty is low.

Drawings

FIG. 1 is a partially exploded view of a handpiece assembly in accordance with some embodiments;

FIG. 2 is another partially exploded view of the handpiece assembly of FIG. 1;

FIG. 3 is an exploded view of the handpiece assembly of FIG. 1;

fig. 4 is an exploded view of the air duct cover module of fig. 1.

In the drawings, the list of components represented by the various numbers is as follows:

100 bearing base body, 200 air duct lower cover, 300 air duct upper cover module, 310 air duct upper cover, 311 air duct outlet, 320 motor, 330 wind wheel, 400 end cover, 410 first air port, 420 second air port, 500 peripheral wall, 600 heat exchanger.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; "coupled" may be directly connected or indirectly connected through intervening media, and may be in the internal communication of two elements or in the interaction of two elements, unless expressly defined otherwise. 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 addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The heat pump water heater provided by the embodiment of the utility model comprises a water tank assembly and a machine head assembly, wherein the water tank assembly is positioned below the machine head assembly and assembled with the machine head assembly. As shown in fig. 1 to 4, the head assembly includes: the bearing base body 100, the bearing base body 100 is fixedly arranged at the upper part of the water tank assembly; the air duct lower cover 200 is positioned above the bearing substrate 100 and fixedly arranged on the bearing substrate 100; and the air duct upper cover module 300, the air duct upper cover module 300 comprises an air duct upper cover 310, a motor 320 and a wind wheel 330, the air duct upper cover 310 is positioned on one side of the air duct lower cover 200 far away from the bearing substrate 100 (namely, the air duct upper cover 310 is positioned above the air duct lower cover 200) and is fixedly arranged on the air duct lower cover 200 towards the bearing substrate 100 (namely, from top to bottom), the motor 320 is fixedly arranged on the air duct upper cover 310, and the wind wheel 330 is positioned in the air duct upper cover 310 and is in transmission connection with a rotating shaft of the motor 320.

According to the heat pump water heater, when the motor 320 is damaged, the motor 320 can be dismounted without dismounting the heat pump water heater on a hanging wall body, only the lower air duct upper cover module 300 is dismounted from bottom to top on the machine head assembly, and then the air duct upper cover module 300 is dismounted on the ground, so that the motor 320 is dismounted, the process of dismounting the motor 320 is simple, and the difficulty is low.

In some embodiments, as shown in fig. 1 to 3, the air duct upper cover 310 is provided with a through hole, the air duct lower cover 200 is provided with a screw hole, the through hole is located on one side of the screw hole away from the bearing substrate 100 (i.e. the through hole is located above the screw hole), a threaded section of the screw passes through the through hole from one side of the air duct upper cover 310 away from the air duct lower cover 200 to be screwed into the screw hole (i.e. a threaded end of the screw passes through the through hole from top to bottom to be screwed into the screw hole), and the air duct upper cover 310 is fixedly arranged on the air duct lower cover 200 from top to bottom.

Of course, the air duct upper cover 310 and the air duct lower cover 200 may be connected by a clamping connection, etc., so that the purpose of the present application may be achieved.

In some embodiments, as shown in fig. 1-4, the motor 320 is located within the duct upper cover 310, such that the duct upper cover module 300 is more compact and occupies less space. Wherein, the motor 320 is fixed in the air duct upper cover 310 through screws, and a shock pad can be arranged between the motor 320 and the air duct upper cover 310 to reduce vibration and noise.

In some exemplary embodiments, as shown in fig. 1-3, the handpiece assembly further includes: the decorative cover is arranged outside the air duct upper cover module 300 and the air duct lower cover 200 and is used for improving the aesthetic property of the heat pump water heater. According to the heat pump water heater, when the motor 320 is damaged, the motor 320 can be detached without detaching the heat pump water heater on a hanging wall body, only the decoration cover is detached firstly, then the lower air duct upper cover module 300 is detached from bottom to top, and then the motor 320 can be detached by detaching the air duct upper cover module 300 on the ground, so that the motor 320 is detached simply and difficultly.

In some examples, as shown in fig. 1-3, the decorative cover includes: the peripheral wall 500 is sleeved outside the air duct upper cover module 300 and the air duct lower cover 200 by the peripheral wall 500; and an end cap 400, the end cap 400 being located at an end of the peripheral wall 500 remote from the carrier substrate 100 and being detachably connected to the peripheral wall 500. The peripheral wall 500 may be provided as a unitary structure; alternatively, as shown in fig. 1 to 3, the peripheral wall 500 may be provided as a split structure or the like; the foregoing may all achieve the purpose of the present application, and the spirit of the present application is not departing from the design concept of the present utility model, and the disclosure is not repeated herein, and all the purpose should be within the protection scope of the present application.

According to the heat pump water heater, when the motor 320 is damaged, the motor 320 can be detached without detaching the heat pump water heater on a hanging wall body, only the lower end cover is detached firstly, then the lower air duct upper cover module 300 is detached from bottom to top, and then the motor 320 can be detached by detaching the air duct upper cover module 300 on the ground, so that the motor 320 is detached simply and difficultly.

In some embodiments, as shown in fig. 1 to 3, the wind channel upper cover 310 and the wind channel lower cover 200 enclose a wind channel, the end cover 400 is provided with a first wind opening 410 and a second wind opening 420, the outlet 311 of the wind channel is communicated with the outer side of the decorative cover through the first wind opening 410, and the inlet of the wind channel is communicated with the outer side of the decorative cover through the second wind opening 420. In addition, as shown in fig. 1 to 3, the handpiece assembly further includes: the heat exchanger 600, the heat exchanger 600 is located between the inlet of the over-air duct and the second air port 420, and is fixedly arranged on the bearing substrate 100; the compressor and the control module are positioned on one side of the heat exchanger 600 away from the air passage and fixedly arranged on the bearing substrate 100. The outlet 311 of the over-air duct is located at the upper part of the duct upper cover 310, and the side of the duct upper cover 310 facing the heat exchanger 600 and the side of the duct lower cover 200 facing the heat exchanger 600 are surrounded together to form an inlet of the over-air duct.

Outside air enters the decorative cover, then sequentially passes through the second air port 420 and the heat exchanger 600, enters the air passing duct from the inlet of the air passing duct, and is discharged to the outside from the first air port 410 from the outlet 311 of the air passing duct after passing through the air passing duct, and the air takes away the cold energy of the heat exchanger 600 in the process of passing through the heat exchanger 600.

In some embodiments, as shown in fig. 1 and 3, the carrier substrate 100 is provided as a water tray for receiving condensate flowing down the surface of the heat exchanger 600.

In summary, according to the technical scheme provided by the embodiment of the utility model, the head assembly is used for the heat pump water heater, the head assembly is arranged on the upper portion of the water tank assembly of the heat pump water heater, when the motor is damaged, the heat pump water heater does not need to be dismounted on the hanging wall body, the motor can be dismounted only by dismounting the upper cover module of the lower air duct from bottom to top on the head assembly, and then the upper cover module of the air duct is dismounted on the ground, so that the motor dismounting process is simple and the difficulty is low.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

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 at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

In this application, unless specifically stated 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; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some 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 present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. A head assembly for a heat pump water heater, the head assembly comprising:

a carrier substrate;

the air duct lower cover is fixedly arranged on the bearing substrate; and

the air duct upper cover module comprises an air duct upper cover, a motor and a wind wheel, wherein the air duct upper cover is positioned on one side, far away from the bearing substrate, of the air duct lower cover and faces the bearing substrate to be fixedly arranged on the air duct lower cover, the motor is fixedly arranged on the air duct upper cover, and the wind wheel is positioned in the air duct upper cover and is in transmission connection with a rotating shaft of the motor.

2. The head assembly of claim 1, wherein the air duct upper cover is provided with a through hole, the air duct lower cover is provided with a screw hole, the through hole is positioned on one side of the screw hole away from the bearing substrate, and a threaded section of the screw is screwed into the screw hole through the through hole from one side of the air duct upper cover away from the air duct lower cover.

3. The handpiece assembly of claim 1 wherein the motor is located within the air chute upper cover.

4. The head assembly of claim 1, wherein the carrier substrate is a drip tray.

5. The handpiece assembly of any one of claims 1 to 4, further comprising:

and the decorative cover is arranged outside the air duct upper cover module and the air duct lower cover.

6. The handpiece assembly of claim 5, wherein the decorative cover comprises:

the peripheral wall is sleeved outside the air duct upper cover module and the air duct lower cover; and

and the end cover is positioned at one end of the peripheral wall far away from the bearing matrix and is detachably connected with the peripheral wall.

7. The head assembly of claim 6, wherein the air duct upper cover and the air duct lower cover enclose an air duct, the end cover is provided with a first air port, and an outlet of the air duct is communicated with the outer side of the decorative cover through the first air port.

8. The head assembly of claim 6, wherein the air duct upper cover and the air duct lower cover enclose an air duct, the peripheral wall is provided with a second air port, and an inlet of the air duct is communicated with the outer side of the decorative cover through the second air port.

9. The handpiece assembly of claim 8, further comprising:

the heat exchanger is positioned between the inlet of the air passage and the second air opening and is fixedly arranged on the bearing substrate;

the compressor and the control module are positioned on one side, far away from the air passage, of the heat exchanger and fixedly arranged on the bearing substrate.

10. A heat pump water heater comprising a water tank assembly and a head assembly according to any one of claims 1 to 9, the carrier substrate being secured to the water tank assembly.