CN223739687U - Concealed dual-fan fan - Google Patents

Abstract

This utility model provides a concealed dual-fan fan, belonging to the field of fresh air exchange heating appliances. It includes a main unit and a main unit cover. The main unit includes a chassis and a chassis cover. The main unit cover is placed on the main unit, forming a sandwich air intake duct between it and the chassis cover. The main unit cover has a first air inlet connected to the sandwich air intake duct, and the chassis cover has two second air inlets connected to the sandwich air intake duct. The first and second fans of the main unit are located below the chassis cover and are positioned to receive air from the two second air inlets respectively. The main unit also has a main unit ventilation port connected to the first fan and a main unit air outlet connected to the second fan. Through the double-layer sandwich air intake duct design of the main unit cover and chassis cover, the air intake duct is designed inside the unit body, resulting in zero airflow loss before and after installation.

Description

Concealed double-fan

Technical Field

The utility model relates to the field of fresh air ventilation heating appliances, in particular to a hidden double-fan.

Background

In the field of fresh air ventilation and heating, whether a bathroom heater, a kitchen heater, a warmer or a cold and warm air conditioner is adopted, indoor air is heated, blown, ventilated, dehumidified and the like through a centrifugal fan.

The air flow is centrifugally thrown out to generate due to the physical characteristics of the fan of the centrifugal fan warmer, so that the air inlet direction is perpendicular to the air outlet direction. Therefore, the centrifugal warmer has higher requirements on the shape and the size of the front air inlet area, if the centrifugal fan warmer is forcedly matched with the front panel, the air inlet of the fan can seriously lose the air quantity due to the small overlapping area with the linear air inlet, and air can be sucked from other areas of the ceiling interlayer, the sanitation of the upper side of the ceiling is not up to the standard due to decoration, and the fan can cause environmental pollution after sucking the air above. In the heating process, the air above the suspended ceiling which does not need to be heated originally also participates in the heating cycle, so that the energy waste is caused. Thus, the present utility model has been completed.

Disclosure of utility model

In view of the above, the primary problem to be solved by the utility model is that the air inlet of the traditional fan has too small overlapping area with the linear air inlet, so that the air quantity is seriously lost, and the air is sucked from other areas of the ceiling interlayer to cause pollution.

The utility model provides a hidden double-fan which is characterized by comprising a host and a host cover plate, wherein the host comprises a machine case and the machine case cover plate, the host cover plate is arranged on the host and forms an interlayer air inlet channel with the machine case cover plate, a first air inlet communicated with the interlayer air inlet channel is formed in the host cover plate, two second air inlets communicated with the interlayer air inlet channel are formed in the machine case cover plate, the first fan and the second fan of the host are positioned in the lower part of the machine case cover plate and correspond to the two second air inlets in position, and a host ventilation port communicated with the first fan and a host air outlet communicated with the second fan are further formed in the host.

Preferably, the air outlet of the host is positioned at the opening of the case and is separated from the interlayer air inlet channel by a baffle.

Preferably, an air inlet splitter is further arranged on the case cover plate, the air inlet splitter separates the interlayer air inlet channel into a first fan air inlet channel and a second fan air inlet channel, the first fan air inlet channel is used for air inlet of the first fan, and the second fan air inlet channel is used for air inlet of the second fan.

Preferably, the host cover plate is further provided with a first air outlet, and the position of the first air outlet is correspondingly communicated with the host air outlet.

Preferably, the first air outlet and the first air inlet are linearly arranged.

Preferably, the device further comprises a panel, wherein the panel is covered on the host cover plate, and the panel is provided with a panel air inlet with a position corresponding to the first air inlet and a panel air outlet with a position corresponding to the first air outlet.

Preferably, the panel is implemented as a display panel with a light panel, or as an integrated ceiling tile, honeycomb panel, gypsum board.

Preferably, the ventilation air cabin and the air outlet air cabin which are mutually independent are arranged in the case, the first fan is positioned in the ventilation air cabin, the second fan is positioned in the air outlet air cabin, the ventilation opening of the host is communicated with the ventilation air cabin, and the air outlet of the host is communicated with the air outlet air cabin.

Preferably, the case cover plate is covered on the air outlet cabin and the ventilation cabin, the main machine ventilation port is arranged on the side part of the case, the case cover plate is sunken towards the ventilation cabin side to form a capacity expansion groove, and a ventilation capacity expansion air channel of the main machine ventilation port is formed between the capacity expansion groove and the ventilation cabin.

Preferably, the fan comprises a fan body, a fan cover, a fan and a control assembly, wherein the fan body is arranged at the air outlet of the fan body, the fan cover is arranged at the air outlet of the fan body, and the fan cover is arranged at the air outlet of the fan body.

The above technical scheme can be used for realizing the following beneficial effects by singly expressing or combining expression:

The double-layer interlayer air duct design of the host cover plate and the case cover plate is used for designing the air inlet duct in the machine body, zero loss of air quantity before and after installation of the product is achieved, compared with a traditional adaptive direct type lighting lamp plate, the air inlet space of a fan is not required to be increased by heightening the host, full air quantity output can be achieved, no air quantity loss is achieved, the hidden design of the air inlet duct of the whole host can be used without a traditional panel, the panel is directly matched with an opening of a ceiling plate, and the integral design is presented as a linear compact design on the ceiling plate.

The first air inlet and the first air outlet which are linearly arranged are only displayed on one side of the scheme, which faces to the indoor, follow the design of extremely simple, high-end and visual-resistant appearance and the collocation of CMF, have larger recognition degree compared with the main stream products on the market, and accord with the aesthetic of young people of new generation.

The product is suitable for installing a 300-width integrated suspended ceiling, a honeycomb large plate and a gypsum board suspended ceiling.

The first air outlet and the first air inlet are designed on the same straight line, the panel can be designed into a single swing blade mode, and no additional air inlet design is needed on the panel, so that the appearance integrity of the panel is maximized.

In the traditional double-fan, when the first fan and the second fan are operated simultaneously, when air inlet enters from one position, two impellers can generate a phenomenon of wind robbing, and the air inlet position generates a large and small airflow noise. According to the scheme, the air flow paths of the two fan impellers are reasonably divided through the air inlet splitter, so that the phenomenon that the two impellers produce wind robbing can be avoided, and quiet running of products is ensured.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a disassembled view of a host and a host cover plate in the present utility model.

Fig. 3 is an internal structural view of a host in the present utility model.

Fig. 4 is a rear view of the case cover of the present utility model.

Fig. 5 is a schematic view of the assembly of the panels of the present utility model.

The device comprises a main machine, 10 interlayer air inlet channels, 101, a first fan air inlet channel, 102, a second fan air inlet channel, 11, a machine case, 110, a main machine ventilation opening, 111, a ventilation air cabin, 112, an air outlet cabin, 113, a main machine air outlet, 12, a machine case cover plate, 120, a capacity expansion groove, 121, a ventilation capacity expansion channel, 122, a second air inlet, 123, a partition plate, 13, an air inlet splitter plate, 14, a first fan, 15, a second fan, 2, a main machine cover plate, 21, a first air inlet, 22, a first air outlet, 3, a control component, 4, a heating component, 5, a panel, 51, a panel air inlet, 52, a panel air outlet, 53 and a lamp panel.

Detailed Description

The following description is presented to enable one skilled in the art to make and use the utility model and to incorporate it into the context of a particular application. Various modifications, as well as various uses in different applications will be readily apparent to persons skilled in the art, and the generic principles defined herein may be applied to a wide range of embodiments. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

In the following detailed description, numerous specific details are set forth in order to provide a more thorough understanding of the utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without limitation to these specific details. In other instances, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring the present utility model.

The reader is directed to all documents and documents filed concurrently with this specification and open to public inspection with this specification, and the contents of all such documents and documents are incorporated herein by reference. All the features disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. Thus, unless expressly stated otherwise, each feature disclosed is one example only of a generic set of equivalent or similar features.

Note that where used, the designations left, right, front, back, top, bottom, forward, reverse, clockwise, and counterclockwise are used for convenience only and do not imply any particular orientation of securement. In fact, they are used to reflect the relative position and/or orientation between the various parts of the object. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Note that, where used, further, preferably, further and more preferably, the brief description of another embodiment is made on the basis of the foregoing embodiment, and further, preferably, further or more preferably, the combination of the contents of the rear band with the foregoing embodiment is made as a complete construction of another embodiment. A further embodiment is composed of several further, preferably, still further or preferably arrangements of the strips after the same embodiment, which may be combined arbitrarily.

The utility model is described in detail below with reference to the drawings and the specific embodiments. It is noted that the aspects described below in connection with the drawings and the specific embodiments are merely exemplary and should not be construed as limiting the scope of the utility model in any way.

Referring to fig. 1-5, the present embodiment describes a hidden double-fan, the structure of which includes a host 1 and a host cover plate 2, the host 1 includes a host 11 and a host cover plate 12, the host cover plate 2 is covered on the host 1 and forms an interlayer air inlet duct 10 with the host cover plate 12, a first air inlet 21 communicating with the interlayer air inlet duct 10 is formed on the host cover plate 2, two second air inlets 122 communicating with the interlayer air inlet duct 10 are formed on the host cover plate 12, the first fan 14 and the second fan 15 of the host 1 are located in the lower portion of the host cover plate 12 and are located at positions corresponding to the two second air inlets 122 respectively, and a host ventilation opening 110 respectively communicating with the first fan 14 and a host air outlet 113 communicating with the second fan 15 are also formed on the host 1. In the embodiment, the air inlet duct is designed in the machine body through the double-layer interlayer duct design of the host cover plate 12 and the machine case cover plate 2, the air quantity of the product before and after installation is zero, compared with the traditional adaptive direct type lighting lamp plate, the full air quantity output can be obtained without the air quantity loss without heightening the host to increase the air inlet space of the fan, and the hidden design of the air inlet duct of the whole host can eliminate the traditional panel and be directly matched with the opening of the ceiling plate for use, so that the integral design is presented as a linear compact design on the ceiling plate.

The host air outlet 113 of the host 1 is generally disposed facing the room, and is generally disposed on the top surface of the device. Therefore, as a preferred implementation of this embodiment, the opening of the main machine air outlet 113 and the casing 11 are separated from the interlayer air inlet duct 10 by the partition 123, so as to prevent the air outlet and the air inlet from interfering. Further, the partition 123 and the case cover 12 may be integrally formed, and the case cover 12 is laid on the case opening through structural design, and a region is reserved as the host air outlet 113.

In view of the common standards in the market, the heating fan and the bathroom heater are both provided with side ventilation, and top air-out heating is the optimal design. In this embodiment, the main ventilation opening 110 is disposed at a side portion of the chassis 11, the main cover 2 is respectively provided with a first air inlet 21 and a first air outlet 22, the first air outlet 22 is correspondingly connected to the main air outlet 113 for air outlet, and the first air inlet 21 is used for indoor air intake after equipment installation, so as to be used for ventilation or heating.

Furthermore, modern design is simple and beautiful, and most of air outlets and air inlets in the market are all around air inlets, and the top air outlets are matched with components such as a lamp panel to form an integrated panel. In this embodiment, the first air outlet 22 and the first air inlet 21 are linearly arranged. Correspondingly, the embodiment further includes a panel 5, where the panel 5 is covered on the host cover 2, and the panel 5 has a panel air inlet 51 corresponding to the first air inlet 21 and a panel air outlet 52 corresponding to the first air outlet 22. The integral panel 5 only sees a linear tuyere, giving a visually concise look and feel. Further, the panel 5 is implemented as a display panel 5 with a lamp panel 53 as shown in fig. 5, or the panel 5 is implemented as a ceiling tile. It is particularly worth mentioning that the panel 5 of the present embodiment may be directly integrated suspended ceiling, honeycomb panel, gypsum board suspended ceiling. Taking the integrated ceiling as an example, after the fan is installed, a panel air inlet 51 and a panel air outlet 52 corresponding to the first air inlet 21 and the first air outlet 22 are formed in the integrated ceiling.

When the air inlet enters from one position, the two impellers can generate a phenomenon of wind robbing, so that the air inlet position generates a real and small airflow noise. As a preferred implementation of this embodiment, referring to fig. 2, an air inlet splitter 13 is further disposed on the chassis cover 12, the air inlet splitter 13 separates the interlayer air inlet duct 10 into a first air inlet duct 101 and a second air inlet duct 102, the first air inlet duct 101 is for air inlet to the first air blower 14, and the second air inlet duct 102 is for air inlet to the second air blower 15. By reasonably dividing the airflow paths of the two fans, the phenomenon that the two impellers produce wind can be avoided, so that the quiet running of the product is ensured.

Further, referring to fig. 2, 3 and 4, a ventilation air chamber 111 and an air outlet chamber 112 are provided in the chassis 11, the first fan 14 is located in the ventilation air chamber 111, the second fan 15 is located in the air outlet chamber 112, the main engine ventilation opening 110 is communicated with the ventilation air chamber 111, and the main engine air outlet 113 is communicated with the air outlet chamber 112. Specifically, the case cover 12 covers the air outlet cabin 112 and the ventilation cabin 111, the main ventilation port 110 is arranged at the side of the case, the case cover 12 is recessed towards the ventilation cabin 111 to form a capacity expansion groove 120, and a ventilation capacity expansion air duct 121 of the main ventilation port 110 is formed between the capacity expansion groove 120 and the ventilation cabin 111. Therefore, the reverse protrusion of the expansion tank 120 can be accommodated in the interlayer air inlet duct 10 while the overall height is reduced, and the ventilation efficiency is not affected.

As the adaptation of the cooling and heating functions of the fans, the embodiment further comprises a heating component 4 and a control component 3, wherein the heating component 4 is arranged at the air outlet 113 of the host, and the control component 3 is arranged on the case 11 and is at least in control connection with the heating component 4, the first fan 14 and the second fan 15. Specifically, the heating component 4 is a PTC component and is disposed at the air outlet 113 of the host for heating to form warm air, while the control component 3 is an electronic control module and is disposed in the casing 11. Preferably, the partition board is used to separate the interior of the case 11 from a mounting cabin for mounting the power control module.

The beneficial effects of this embodiment are:

The air inlet duct is designed in the machine body through the double-layer interlayer duct design of the host cover plate 2 and the machine case cover plate 12, the air quantity of the product is zero before and after installation, compared with the traditional direct type adapting lighting lamp plate 53, the full air quantity output can be obtained without the need of heightening the host 1 to increase the air inlet space of a fan, no air quantity loss is caused, and the hidden design of the air inlet duct of the whole host 1 can eliminate the traditional panel 5, is directly matched with the opening of a ceiling plate for use, and presents the integral design on the ceiling plate with a linear compact design.

The first air inlet 21 and the first air outlet 22 which are linearly arranged are only displayed on one side of the scheme, which faces to the indoor, follow the design of extremely simple, high-end and visual-resistant appearance and the collocation of CMF, have larger identification degree compared with the main stream products on the market, and accord with the aesthetic of young people of new generation.

The product is suitable for installing a 300-width integrated suspended ceiling, a honeycomb large plate and a gypsum board suspended ceiling.

The first air outlet 22 and the first air inlet 21 are designed on the same straight line, the panel 5 can be designed into a single swing blade mode, and no additional air inlet design is needed on the panel 5 to maximize the appearance integrity of the panel 5.

In the conventional twin-fan, when the first fan 14 and the second fan 15 are simultaneously operated, the air inlet enters from one position, and the two impellers can generate a phenomenon of robbing air, so that the air inlet position generates a real-size air flow noise. According to the scheme, the air flow paths of the two fan impellers are reasonably divided through the air inlet splitter 13, so that the phenomenon that the two impellers produce wind robbing can be avoided, and the quiet running of products is ensured.

Many variations of the present utility model will be apparent to those of ordinary skill in the art in light of the above description. Accordingly, certain details of the embodiments should not be taken as limiting the utility model, which is defined by the appended claims without departing from the spirit of the utility model.

Claims (10)

1. The hidden double-fan is characterized by comprising a host and a host cover plate, wherein the host comprises a host case and the host cover plate, an interlayer air inlet channel is formed between the host cover plate and the host cover plate, a first air inlet communicated with the interlayer air inlet channel is formed in the host cover plate, two second air inlets communicated with the interlayer air inlet channel are formed in the host cover plate, the first fan and the second fan of the host are positioned in the lower portion of the host cover plate, the positions of the first fan and the second fan correspond to the air inlet of the two second air inlets respectively, and a host ventilation port communicated with the first fan and a host air outlet communicated with the second fan are further formed in the host.

2. The hidden double fan of claim 1, wherein the main machine air outlet is located at the opening of the cabinet and is separated from the interlayer air inlet duct by a partition.

3. The hidden double-fan of claim 2, wherein an air inlet splitter is further provided on the chassis cover plate, the air inlet splitter separates the interlayer air inlet duct into a first fan air inlet duct and a second fan air inlet duct, the first fan air inlet duct is air-inlet to the first fan, and the second fan air inlet duct is air-inlet to the second fan.

4. The hidden double fan as claimed in claim 2, wherein the main unit cover plate is further provided with a first air outlet, and the first air outlet is correspondingly communicated with the main unit air outlet.

5. The hidden double fan of claim 4, wherein the first air outlet and the first air inlet are arranged in a linear arrangement.

6. The hidden double fan as claimed in claim 4, further comprising a panel, the panel being covered on the main unit cover plate, the panel having a panel air inlet located corresponding to the first air inlet and a panel air outlet located corresponding to the first air outlet.

7. The hidden double fan as claimed in claim 6, wherein the panel is implemented as a display panel with a light panel, or the panel is implemented as an integrated ceiling tile, honeycomb panel, gypsum board.

8. The hidden double-fan as claimed in claim 1, wherein a ventilation air cabin and an air outlet air cabin which are independent of each other are arranged in the case, the first fan is located in the ventilation air cabin, the second fan is located in the air outlet air cabin, the main engine ventilation opening is communicated with the ventilation air cabin, and the main engine air outlet is communicated with the air outlet air cabin.

9. The hidden double fan of claim 8, wherein the housing cover plate covers the air outlet chamber and the ventilation chamber, the main ventilation opening is arranged on the side part of the housing, the housing cover plate is recessed towards the ventilation chamber to form a capacity expansion groove, and a ventilation capacity expansion air channel of the main ventilation opening is formed between the capacity expansion groove and the ventilation chamber.

10. The hidden double fan of claim 1, further comprising a heating assembly and a control assembly, wherein the heating assembly is disposed at the air outlet of the main unit, and the control assembly is disposed in the chassis and is at least controllably connected to the heating assembly, the first fan and the second fan.