CN220083212U - Fresh air equipment - Google Patents

Abstract

The utility model discloses a fresh air device, comprising: the air inlet is formed in the lower portion of the frame, a ventilation channel is formed in the frame and communicated with the air inlet, the fan assembly is installed in the frame and located on the upper portion of the ventilation channel, the heat exchange assembly is installed below the fan assembly, the heat exchange assembly comprises a first end plate and a second end plate which are arranged in a V-shaped mode and a heat exchange tube penetrating through the first end plate and the second end plate, an air inlet cavity is formed between the outer side face of the first end plate and the inner wall of the frame, an air outlet cavity is formed between the inner side face of the first end plate and the inner side face of the second end plate, and the air outlet cavity is opposite to the fan assembly. The utility model can effectively improve the fresh air heat exchange efficiency of the fresh air equipment, and further improve the overall working efficiency of the fresh air equipment.

Description

Fresh air equipment

Technical Field

The utility model relates to the technical field of fan equipment, in particular to fresh air equipment.

Background

The fresh air device is an air conditioning device that provides fresh air. The working principle is that fresh air is extracted outdoors and sent indoors through a fan after being subjected to dust removal, dehumidification or humidification, temperature reduction or temperature rise and other treatments, and the original indoor air is replaced when the fresh air enters an indoor space. In the existing fresh air equipment, the heat exchange components are vertically or transversely arranged in the equipment by adopting the plate-type structure, so that the heat exchange area is limited by the transverse area of the heat exchange components, heat exchange with a larger area cannot be realized, and the working efficiency of the fresh air equipment is not improved.

Disclosure of Invention

The aim of the embodiment of the utility model is that: the utility model provides a new trend equipment, it can solve the above-mentioned problem that exists among the prior art, adopts V type heat exchange component can effectively improve heat exchange efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in one aspect, a fresh air device is provided, including: the air inlet is formed in the lower portion of the frame, a ventilation channel is formed in the frame and communicated with the air inlet, the fan assembly is installed in the frame and located on the upper portion of the ventilation channel, the heat exchange assembly is installed below the fan assembly, the heat exchange assembly comprises a first end plate and a second end plate which are arranged in a V-shaped mode and a heat exchange tube penetrating through the first end plate and the second end plate, an air inlet cavity is formed between the outer side face of the first end plate and the inner wall of the frame, an air outlet cavity is formed between the inner side face of the first end plate and the inner side face of the second end plate, and the air outlet cavity is opposite to the fan assembly.

Optionally, a connecting plate is connected between the top ends of the first end plate and the second end plate, the first end plate, the second end plate and the connecting plate are connected to form a triangle structure, and the connecting plate and the air outlet cavity are arranged in a staggered mode.

Optionally, the left and right sides of air-out chamber all is provided with the deep bead, the deep bead gomphosis in between the first end plate with the second end plate.

Optionally, a water pan is arranged at the bottom of the heat exchange assembly.

Optionally, the junction of first end plate with the second end plate is the level surface, and outwards vertical extension is formed with the extension board with water collector butt.

Optionally, a drainage groove is formed in the water receiving disc, and a drainage hole is formed in one end, close to the inner wall of the frame, of the drainage groove.

Optionally, a drain pipe is connected to the drain hole.

Optionally, the length of the water receiving disc in the horizontal direction is equal to the length of the heat exchange assembly.

Optionally, the ratio of the area of the water receiving disc to the vertical projection area of the heat exchange assembly is 1/2.

Optionally, the air inlet comprises a fresh air inlet and an air return inlet which are arranged side by side, and the top of the frame is also provided with an air outlet above the fan assembly.

The beneficial effects of the utility model are as follows: air enters the ventilation channel of the frame through the air inlet, and gradually moves upwards under the drive of the fan assembly from the lowest part of the ventilation channel, firstly, heat exchange is carried out through the heat exchange assembly, the air exchanges heat with the heat exchange pipes on the first end plate and the second end plate respectively from the air inlet cavities at two sides, and then the air continues to move upwards through the air outlet cavity.

Drawings

The utility model is described in further detail below with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the overall structure of a fresh air device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a heat exchange assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating an assembly of a heat exchange assembly and a water pan according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a second heat exchange assembly according to an embodiment of the present utility model;

fig. 5 is a schematic structural view of a water pan according to an embodiment of the present utility model.

In the figure:

1. a frame; 2. a heat exchange assembly; 201. a first end plate; 202. a second end plate; 203. a heat exchange tube; 204. a wind deflector; 205. a connecting plate; 206. an extension plate; 207. an input tube; 208. an output pipe; 3. a fan assembly; 4. a new wind gap; 5. an air return port; 6. a cleaning assembly; 7. a water receiving tray; 701. a drainage channel; 702. a drain hole; 8. and (5) a water drain pipe.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" 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 will be understood in specific cases by those of ordinary skill in the art.

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 level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiment one: a fresh air device.

As shown in fig. 1-5, this embodiment provides a fresh air device, which includes: the air inlet is formed in the lower portion of the frame 1, a ventilation channel is formed in the frame 1 and communicated with the air inlet, the fan assembly 3 is installed in the frame 1 and located on the upper portion of the ventilation channel, the heat exchange assembly 2 is installed below the fan assembly 3, the heat exchange assembly 2 comprises a first end plate 201 and a second end plate 202 which are arranged in a V-shaped mode, and heat exchange tubes 203 penetrating through the first end plate 201 and the second end plate 202, air inlet cavities are formed between the outer side faces of the first end plate 201 and the second end plate 202 and the inner wall of the frame 1 respectively, air outlet cavities are formed between the inner side faces of the first end plate 201 and the second end plate 202, and the air outlet cavities are arranged opposite to the fan assembly 3.

Based on the above scheme, under the drive of fan subassembly 3, the air in the environment gets into the ventilation passageway of frame 1 inside through the air intake of frame 1 below, and be located the below of ventilation passageway, the purpose of this design is in order to guarantee to have sufficient processing space behind the air inlet, heat exchange treatment can be carried out through heat exchange assembly 2 after the air gets into the ventilation passageway, because first end plate 201 and second end plate 202 are V-arrangement connected, the bottom of first end plate 201 and second end plate 202 is connected, and lie in the below, the top is located top horizontal interval arrangement, just so form an air inlet chamber between the inner wall of first end plate 201 and frame 1, the same and the inner wall of frame 1 of second end plate 202 form yet another air inlet chamber, that is to say this heat exchange assembly 2 has two air inlet chambers, the biggest heat exchange area of air inlet chamber just has been the area of first end plate 201 and second end plate 202, compared with the plate structure heat exchanger of only a heat exchange area, the heat exchange area of heat exchange assembly 2 in this scheme is the heat exchange area of first end plate 201 and second end plate 202 is the comprehensive area of the area of more clearly, heat exchange efficiency has been realized, even more through more high enough heat exchange efficiency and can be carried out to the heat exchange chamber can be further to the air inlet and more can be carried out to the air inlet and more than the heat exchange chamber is more efficient and can be followed to the air and more can get into the air and more can the air can get into from the air inlet chamber to the air and more end chamber to the air and more can be more sufficient to the heat exchange chamber and more can.

It should be noted that, the refrigerant inlet pipe 207 of the heat exchange pipe 203 is connected, the refrigerant outlet pipe 208 is connected, the refrigerant flows from the compressor through the refrigerant inlet pipe 207 into the heat exchange pipe 203, and returns to the compressor through the refrigerant outlet pipe 208 after heat exchange.

In order to improve the stability of the connection between the first end plate 201 and the second end plate 202, a connection plate 205 is connected between the top ends of the first end plate 201 and the second end plate 202, the connection between the first end plate 201 and the second end plate 202 and the connection plate 205 forms a triangle structure, and the connection plate 205 and the air outlet cavity are arranged in a staggered manner. Since the first end plate 201 and the second end plate 202 are connected in a V-shape, if there is only one connection point, the stability after connection is not high, and shaking is easy to occur, so that a connection plate 205 is connected between the top ends of the first end plate 201 and the second end plate 202, and thus the most stable triangle structure is formed between the three, and the stability after assembly is higher. In addition, the installation position of the connecting plate 205 needs to be staggered with the air outlet cavity, so that the blocking of the air outlet area by the connecting plate 205 is avoided, specifically, the connecting plate 205 can be connected to the left side and the right side of the first end plate 201 and the second end plate 202, namely, the connecting plate 205 is not arranged in the middle part, and the blocking air outlet surface can be placed, so that materials can be reasonably saved on the premise of ensuring stability.

Preferably, as shown in fig. 1, a wind deflector 204 is disposed on both sides of the air outlet chamber, and the wind deflector 204 is engaged between the first end plate 201 and the second end plate 202. The first end plate 201 and the second end plate 202 are connected in a V shape, a gap is necessarily formed between the first end plate 201 and the second end plate 202, air subjected to heat exchange easily slides out of the gap, and heat exchange efficiency is reduced.

Further, the wind guard 204 is connected with the first end plate 201 and the second end plate 202 through screws, so that the assembly is stable, and the disassembly is convenient. In addition, can also connect through the mode of joint, improve the equipment and dismantle the convenience under the circumstances of guaranteeing stability.

In some embodiments, a water pan 7 is provided at the bottom of the heat exchange assembly 2. The whole square structure that is of water collector 7, its four circumferences upwards extend and reach the purpose of water collector, and the comdenstion water that forms after carrying out humidification or heat transfer on heat exchange assembly 2 can directly fall on the water collector 7, avoids falling other parts and causes the trouble, has guaranteed the stable in utilization and the safety of equipment.

Meanwhile, a drain groove 701 is formed in the water receiving disc 7, a drain hole 702 is formed in one end, close to the inner wall of the frame 1, of the drain groove 701, the drain groove 701 is concave and is lower than the water receiving surface of the water receiving disc 7, and therefore water falling into the water receiving disc 7 can flow along the drain groove 701 and is discharged through the drain hole 702, and water accumulation on the water receiving disc 7 is avoided.

It should be noted that, in order to make the water flow smoothly on the drain tank 701, and the flow direction is toward the drain hole 702, the drain tank 701 may be designed to have a structure with a certain inclination, so that the water may flow along the drain hole 702 direction and finally be drained from the drain hole 702.

Further, a drain pipe 8 is connected to the drain hole 702. The accumulated water is discharged through the drain hole 702 and then discharged to a set discharge position through the drain pipe 8.

Preferably, as shown in fig. 2, the connection between the first end plate 201 and the second end plate 202 is a flat surface, and an extension plate abutting against the water receiving tray 7 is formed to extend vertically outwards. The purpose of setting up extension board and water collector 7 butt is in order to increase the area of the atress of heat transfer module 2 for heat transfer module 2 can be stably placed on water collector 7, can not take place the position offset condition such as rocking, in addition in order to further improve stability, can also use the screw to lock extension board and water collector 7 and fix. Or, the water pan 7 and the heat exchange assembly 2 are designed into an integrated structure, so that the assembly steps can be saved, and the stability is better.

In order to ensure that the water receiving disc 7 can receive all water drops falling from the heat exchange assembly 2, the length of the water receiving disc 7 in the horizontal direction is equal to the length of the heat exchange assembly 2, so that the water receiving disc 7 can cover all positions of the heat exchange assembly 2 where the water drops fall in the horizontal direction, and the water receiving effect is ensured to reach the expected value.

Optionally, the ratio of the area of the water pan 7 to the vertical projection area of the heat exchange assembly 2 is 1/2. Because the water drops have certain fluidity, the heat exchange tubes 203 on the first end plate 201 and the second end plate 202 are distributed in a crossed and dense manner, so that the water drops can slowly flow to the lower position from the upper position through the adhesion of the heat exchange tubes 203 under the action of self gravity, which is equivalent to the fact that the final drop positions of the water drops are concentrated at the connection positions close to the first end plate 201 and the second end plate 202, the area of the water receiving disc 7 can be designed to be half of the vertical projection area of the heat exchange assembly 2, and air inlet heat exchange can be not influenced while water receiving.

In some embodiments, the air inlet includes a fresh air inlet 4 and a return air inlet 5 arranged side by side, and the top of the frame 1 is further provided with an air outlet above the fan assembly 3. The fresh air inlet 4 is the fresh air that is connected to outdoor, and return air inlet 5 is the air that is connected to indoor, and fresh air inlet 4 and return air inlet 5 all communicate with ventilation channel, and are located same one side, can more convenient operation when connecting the pipeline like this, and fresh air inlet 4 and return air inlet 5 all set up in the below of frame 1 moreover, and the air outlet then is the top of setting at frame 1, and the air that gets into in frame 1 through fresh air inlet 4 and return air inlet 5 like this has sufficient processing space, guarantees that the air treatment is discharged again and is used after completely.

Further, the cleaning assembly 6 is further disposed below the heat exchange assembly 2, and air entering the ventilation channel through the fresh air port 4 or the return air port 5 is cleaned through the cleaning assembly 6, which is mainly a dust particle filtering process, so that uncleaned air is prevented from entering the heat exchange assembly 2 to exchange heat and pollute or damage the heat exchange assembly 2.

In addition, can also set up a buffer tank in air outlet department, the exit rethread pipe connection of buffer tank is indoor, and the air after the processing can advance in the buffer tank, and the import area of buffer tank is unanimous with the air outlet area of frame 1, and the in-process that the air entered into the buffer tank like this, the velocity of flow of air is unchangeable just can not produce big noise, can not produce big noise here and compare the air directly to get into the pipeline that the area is littleer and discharge out, set up a buffer tank that can cushion the new trend can effectively solve the big problem of noise, improves user's use comfort.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," 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, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (10)

1. A fresh air device, comprising: the air conditioner comprises a frame (1), a heat exchange assembly (2) and a fan assembly (3), wherein an air inlet is formed in the lower portion of the frame (1), a ventilation channel is formed in the frame (1) and communicated with the air inlet, the fan assembly (3) is installed in the frame (1) and located on the upper portion of the ventilation channel, the heat exchange assembly (2) is installed below the fan assembly (3), the heat exchange assembly (2) comprises a first end plate (201) and a second end plate (202) which are arranged in a V shape, and a heat exchange tube (203) penetrating through the first end plate (201) and the second end plate (202), an air inlet cavity is formed between the outer side face of the first end plate (201) and the inner side face of the second end plate (202) opposite to each other, and an air outlet cavity is formed between the inner side faces of the first end plate (201) and the second end plate (202) opposite to the fan assembly (3).

2. The fresh air device according to claim 1, wherein a connecting plate (205) is connected between the top ends of the first end plate (201) and the second end plate (202), a triangle structure is formed by connecting the first end plate (201), the second end plate (202) and the connecting plate (205), and the connecting plate (205) and the air outlet cavity are arranged in a staggered manner.

3. Fresh air device according to claim 1 or 2, characterized in that the air outlet chamber is provided with a wind deflector (204) on both the left and right sides, the wind deflector (204) being fitted between the first end plate (201) and the second end plate (202).

4. Fresh air device according to claim 1 or 2, characterized in that the bottom of the heat exchange assembly (2) is provided with a water pan (7).

5. Fresh air equipment according to claim 4, characterized in that the junction of the first end plate (201) and the second end plate (202) is a flat surface, and an extension plate (206) abutting against the water pan (7) is formed by extending vertically outwards.

6. Fresh air equipment according to claim 4, characterized in that the water pan (7) is provided with a drainage groove (701), and one end of the drainage groove (701) close to the inner wall of the frame (1) is provided with a drainage hole (702).

7. Fresh air device according to claim 6, characterized in that the drain hole (702) is connected with a drain pipe (8).

8. Fresh air device according to claim 4, characterized in that the length of the water pan (7) in the horizontal direction is equal to the length of the heat exchange assembly (2).

9. Fresh air device according to claim 8, characterized in that the ratio of the area of the water pan (7) to the vertical projection area of the heat exchange assembly (2) is 1/2.

10. Fresh air device according to claim 1, characterized in that the air inlet comprises a fresh air inlet (4) and an air return (5) arranged side by side, the top of the frame (1) being further provided with an air outlet above the fan assembly (3).