CN212962042U - Fresh air purifier with heat exchanger - Google Patents

Abstract

The utility model relates to a fresh air purifier with a heat exchanger, which comprises a shell and a heat exchanger; the shell is internally provided with an outdoor air inlet, an outdoor air outlet, an indoor air inlet and an outdoor air outlet, the heat exchanger is arranged between an outdoor air inlet space and an indoor air outlet space, the heat exchanger is internally provided with an outdoor air channel and an indoor air channel, two sides of the outdoor air channel are respectively communicated with the outdoor air inlet and the outdoor air outlet, two sides of the indoor air channel are respectively communicated with the indoor air inlet and the indoor air outlet, and the outdoor air and the indoor air exchange heat in the heat exchanger. The utility model discloses the heat exchange of the outdoor air in the heat exchanger is separated by the channel wall, thus improving the temperature quality of the outdoor air and being more comfortable for human body; the temperature condition of outdoor air is not adjusted by any other energy consumption device, and the working principle of heat exchange of cold and hot air indoors and outdoors is directly adopted, so that the cost is lower, the energy consumption is lower, and the device is very economical, sanitary and environment-friendly.

Description

Fresh air purifier with heat exchanger

Technical Field

The utility model relates to an air purification's technical field, concretely relates to new trend air cleaner with heat exchanger.

Background

Along with the improvement of living standard, the requirement of people on the indoor air quality is higher and higher, equipment capable of improving the indoor air quality is more and more popular with people, the equipment capable of improving the indoor air quality is gradually a hot commodity of household appliances, and at present, the equipment capable of improving the air quality is mainly provided with an air purifier and a fresh air purifier.

Although the air purifier can purify (filter) indoor air, the air purifier cannot realize the interconversion of the indoor air and outdoor air, so that when the indoor air is in a closed ring shape, the indoor people can feel dizzy and sultry. The fresh air purifier (fresh air fan) is a device capable of realizing the mutual conversion of indoor air and outdoor air, but in winter, particularly in the northeast extremely cold regions of China, the temperature difference between the indoor and the outdoor is as high as 30-50 ℃, and if cold air is directly sent to the indoor, the fresh air purifier is very easy to cause discomfort of cooling of human bodies, so that the fresh air purifier cannot be used; in the prior art, the heating and heating working principle of introducing an air conditioner into a fresh air purifier is usually adopted to solve the problem of large temperature difference between the indoor and the outdoor, for example, chinese patent CN2019106867624 discloses an indoor air intelligent management machine, which comprises a shell and an air outlet, and further comprises an inner cavity, an air conditioning component and a fresh air component, wherein: the inner cavity is arranged in the shell and is divided into a front cavity part and a rear cavity part through a first partition plate, and the air outlet is positioned on the side wall of the front cavity part; the air conditioning assembly is located within the front chamber portion; the fresh air component is positioned in the rear cavity part; the fresh air component comprises a fresh air system, an air return system and a heat exchanger; the heat exchanger is communicated with the fresh air system and the return air system; the air outlet is communicated with the fresh air system and the air conditioning assembly. This patent also adopts air conditioner subassembly to carry out the heat transfer to outdoor air, and the cost is higher like this, the power consumption is great and economic health environmental protection inadequately. Therefore, improvement is desired.

SUMMERY OF THE UTILITY MODEL

The utility model provides a new trend air cleaner with heat exchanger has solved above technical problem.

The utility model provides a scheme as follows of above-mentioned technical problem: a fresh air purifier with a heat exchanger comprises a shell and the heat exchanger; an outdoor air inlet space and an indoor air exhaust space are arranged in the shell in an isolated manner, and a first exhaust fan and a second exhaust fan are respectively arranged in the outdoor air inlet space and the indoor air exhaust space; be equipped with outdoor air intake and outdoor air exit on the outdoor wind air inlet space, be equipped with indoor air intake and indoor air exit on the indoor wind air exhaust space, heat exchanger set up in between outdoor wind air intake space and the indoor wind air exhaust space, be equipped with outdoor air passageway and indoor air passageway in the heat exchanger, outdoor air passageway's both sides respectively with outdoor air intake and outdoor air exit communicate with each other, indoor air passageway's both sides respectively with indoor air intake and indoor air exit communicate with each other, and outdoor air is in with the room air carry out the heat transfer in the heat exchanger.

Furthermore, outdoor wind air inlet space and indoor wind air exhaust space are arranged in a staggered mode, the heat exchanger is arranged at a staggered position between the outdoor wind air inlet space and the indoor wind air exhaust space, two opposite sides of the outdoor air channel are communicated with the outdoor air inlet and the outdoor air exhaust outlet respectively, and two opposite sides of the indoor air channel are communicated with the indoor air inlet and the indoor air exhaust outlet respectively.

Furthermore, an ultraviolet lamp mounting seat and a heating element mounting seat which are both arranged close to the outdoor air inlet are also arranged in the outdoor air inlet space.

Further, be equipped with the third baffle in the casing, the third baffle install in on the bottom surface in the casing, the one end of third baffle with an inside wall fixed connection of casing, the other end of third baffle with heat exchanger's first corner looks butt, heat exchanger's second corner limit, third corner limit and fourth corner limit respectively with 3 inside wall looks butt of casing, outdoor air passageway and indoor air passageway's tip all is located heat exchanger is adjacent in proper order and around on the four sides of a week.

Further, the other end of the third clapboard is provided with a first baffle, and the first baffle is abutted with a first corner edge and a first surface of the heat exchanger; and a fifth clapboard is arranged on one inner side wall of the shell, and a second corner edge of the heat exchanger is abutted against one inner side wall of the shell through the fifth clapboard.

Furthermore, a V-shaped positioning seat matched with a second corner edge of the heat exchanger is arranged at the end part of the fifth clapboard.

Furthermore, a sixth partition plate is arranged on the other inner side wall of the shell, and a third corner of the heat exchanger is abutted to the other inner side wall of the shell through the sixth partition plate.

Furthermore, a second baffle is arranged on the other inner side wall of the shell, and the second baffle is abutted to the fourth corner of the heat exchanger.

The fresh air purifier further comprises a filter mounting support, the filter mounting support comprises a first filter mounting seat and a second filter mounting seat, the first side of the first filter mounting seat is fixedly connected with the first side of the second filter mounting seat and is arranged in a V-shaped groove, the first filter mounting seat is arranged close to the third partition plate, a gap is reserved between the second side of the first filter mounting seat and the third partition plate, a first inlet for allowing one part of air flow to pass through is formed, and the second filter mounting seat is used for allowing the other part of air flow to pass through; the fourth side of the first filter mounting seat is fixedly connected with one inner side face of the shell, and the third side of the second filter mounting seat is fixedly connected with the other inner side face of the shell.

Furthermore, the filter mounting bracket further comprises a first partition plate, the third side of the first filter mounting seat is fixedly connected with the second side of the second filter mounting seat through the first partition plate, and a fresh air outlet communicated with the outdoor air exhaust outlet is formed in the first partition plate.

Further, the filter mounting bracket further comprises a second partition plate, and the first side of the first filter mounting seat is fixedly connected with the first side of the second filter mounting seat through the second partition plate; the third partition board is of a bent board structure; the first filter mounting seat is of an open structure with three surfaces surrounding one surface; the outdoor air exhaust outlet comprises a plurality of long circular through holes; the outdoor air inlet and the indoor air outlet are round holes and are used for being connected with an external pipeline. The filter mounting bracket further comprises a fourth partition plate, the fourth partition plate is arranged between one side face of the shell and the third partition plate, and a fourth partition plate ventilation opening is formed in the fourth partition plate.

The utility model has the advantages that: the utility model provides a new trend air cleaner with heat exchanger, through setting up heat exchanger between outdoor wind air inlet space and indoor wind air exhaust space, outdoor air flows in outdoor air passageway, and indoor air flows in indoor air passageway, and outdoor air passageway and indoor air passageway all set up in heat exchanger, and outdoor air and indoor air separate the passageway wall in the heat exchanger and carry out the heat transfer, improve the temperature quality of outdoor air on the one hand like this, make it adapt to more and comfortable to the human body, can not appear the supercooling or overheated condition; on the other hand the technical scheme in the utility model not adopt the temperature condition that other any power consumption device adjusted outdoor air for example air conditioner subassembly, directly through the theory of operation of indoor outer cold and hot air heat exchange, the cost is lower like this, the power consumption is less and very economic health environmental protection.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic perspective view of an internal structure of a fresh air purifier (after a panel is omitted) with a heat exchanger according to an embodiment of the present invention;

FIG. 2 is a schematic front view of the internal structure of a fresh air purifier with a heat exchanger (after omitting a panel) provided in FIG. 1;

FIG. 3 is a schematic front view of the internal structure of a fresh air purifier with a heat exchanger (after omitting a panel and the heat exchanger) provided in FIG. 1;

FIG. 4 is a schematic top view of a fresh air purifier with a heat exchanger provided in FIG. 1 (after omitting the panel);

FIG. 5 is a schematic left side view of the fresh air cleaner with heat exchanger of FIG. 1 (after panel is omitted);

FIG. 6 is a schematic bottom view of the fresh air cleaner with heat exchanger of FIG. 1 (after panel is omitted);

fig. 7 is a schematic structural diagram of a filter mounting bracket in a fresh air purifier (after a panel is omitted) with a heat exchanger provided in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a fresh air purifier; 10. a housing; 11. an outdoor air inlet; 12. an outdoor air outlet; 13. an indoor air inlet; 14. an indoor air exhaust outlet; 20. a first exhaust fan; 30. a second exhaust fan; 40. an air filter; 41. a second inlet; 50. a filter mounting bracket; 51. a first separator; 511. a fresh air outlet; 52. a first filter mount; 521. a first inlet; 53. a second filter mount; 54. a second separator; 60. A third partition plate; 61. a first baffle plate; 70. a noise reducer; 80. a display screen mounting port; 90. An ultraviolet lamp mounting base; 101. a heating element mount; 102. a fourth separator; 1021. a fourth baffle vent; 103. a heat exchanger; 104. a fifth partition plate; 1041. a V-shaped positioning seat; 105. a sixth partition plate; 106. a second baffle.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-7, the examples given are intended to illustrate the invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 7, the present invention provides a fresh air purifier with a heat exchanger, which comprises a casing 10 and a heat exchanger 103; an outdoor air inlet space and an indoor air exhaust space are arranged in the shell 10 in an isolated manner, and a first exhaust fan 20 and a second exhaust fan 30 are respectively arranged in the outdoor air inlet space and the indoor air exhaust space; be equipped with outdoor air intake 11 and outdoor air exhaust outlet 12 on the outdoor wind air inlet space, be equipped with indoor air intake 13 and indoor air exhaust outlet 14 on the indoor wind air exhaust space, heat exchanger 103 set up in between outdoor wind air intake space and the indoor wind air exhaust space, be equipped with outdoor air passageway and indoor air passageway in heat exchanger 103, outdoor air passageway's both sides respectively with outdoor air intake 11 and outdoor air exhaust outlet 12 communicate with each other, indoor air passageway's both sides respectively with indoor air intake 13 and indoor air exhaust outlet 14 communicate with each other, and outdoor air is in with the room air carry out the heat transfer in heat exchanger 103.

The embodiment provides a fresh air purifier with a heat exchanger, the heat exchanger 103 is arranged between an outdoor air inlet space and an indoor air outlet space, outdoor air flows in an outdoor air channel, indoor air flows in an indoor air channel, the outdoor air channel and the indoor air channel are both arranged in the heat exchanger 103, and the outdoor air and the indoor air exchange heat in the heat exchanger 103 through a channel wall, so that on one hand, the temperature quality of the outdoor air is improved, the fresh air purifier is more suitable and comfortable for human bodies, and the supercooling or overheating condition can not occur; on the other hand, the technical scheme in the embodiment does not adopt any other energy consumption device such as an air conditioning assembly to adjust the temperature condition of outdoor air, and directly adopts the working principle of heat exchange of indoor and outdoor cold and hot air, so that the cost is lower, the energy consumption is lower, and the air conditioner is very economical, sanitary and environment-friendly.

Further, outdoor wind air inlet space and indoor wind air exhaust space are set up in a mutually staggered manner, heat exchanger 103 is set up in the staggered place between outdoor wind air inlet space and the indoor wind air exhaust space, the two opposite sides of outdoor air channel are respectively communicated with outdoor air inlet 11 and outdoor air exhaust outlet 12, the two opposite sides of indoor air channel are respectively communicated with indoor air inlet 13 and indoor air exhaust outlet 14.

After entering from the outdoor air exhaust outlet 12, the outdoor air passes through the outdoor air channel and is exhausted from the outdoor air exhaust outlet 12; after entering from the indoor air intake port 13, the indoor air passes through the outdoor air path and is discharged from the indoor air discharge port 14.

The outdoor air inlet space and the indoor air exhaust space are arranged in a staggered mode, and the heat exchanger 103 is arranged at the staggered position between the outdoor air inlet space and the indoor air exhaust space, so that the heat exchange area and the heat exchange efficiency are further increased, and indoor air and outdoor air can be fully exchanged heat.

It will be appreciated that the heat exchanger 103 may be designed as a multi-plate heat exchanger.

Further, still be equipped with ultraviolet lamp mount pad 90, the heating element mount pad 101 that all is close to outdoor air intake 11 setting in the outdoor wind air inlet space, ultraviolet lamp is used for disinfecting to outdoor air, and heating element is used for carrying out auxiliary heating to outdoor air when winter and further guarantees in order to avoid the human body to catch cold.

Be equipped with display screen installing port 80 on one side wall of casing 10, install the display screen on the display screen installing port 80, be equipped with a plurality of temperature and humidity sensors, gaseous velocity of flow sensor and controller in the casing 10, the controller is connected with temperature and humidity sensor, gaseous velocity of flow sensor, display screen electricity respectively.

Further, for being convenient for keep apart outdoor wind conveying and outdoor wind conveying respectively, be equipped with third baffle 60 in the casing 10, third baffle 60 install in on the bottom surface in the casing 10, the one end of third baffle 60 with an inside wall fixed connection of casing 10, the other end of third baffle 60 with heat exchanger 103's first corner looks butt, heat exchanger 103's second corner limit, third corner limit and fourth corner limit respectively with 3 inside wall looks butts of casing 10, outdoor air passageway and indoor air passageway's tip all is located heat exchanger 103 is adjacent in proper order and around on the four sides of a week.

It is understood that the joints of the second corner edge, the third corner edge and the fourth corner edge of the heat exchanger 103 with the 3 inner side walls of the housing 10 can be sealed.

Further, in order to facilitate positioning and installation of the heat exchanger 103, a first baffle 61 is arranged at the other end of the third partition plate 60, and the first baffle 61 abuts against a first corner edge and a first surface of the heat exchanger 103; a fifth partition plate 104 is disposed on an inner sidewall of the casing 10, and a second corner of the heat exchanger 103 is abutted to an inner sidewall of the casing 10 through the fifth partition plate 104.

Further, a V-shaped positioning seat 1041 matched with a second corner edge of the heat exchanger 103 is arranged at an end of the fifth partition plate 104 to prevent the heat exchanger 103 from shaking left and right.

Further, in order to increase the flow space, a sixth partition 105 is provided on the other inner sidewall of the casing 10, and a third corner of the heat exchanger 103 is in contact with the other inner sidewall of the casing 10 through the sixth partition 105.

Further, in order to facilitate positioning and installation of the heat exchanger 103, a second baffle 106 is disposed on the other inner sidewall of the casing 10, and the second baffle 106 abuts against a fourth corner of the heat exchanger 103.

Further, the fresh air purifier further comprises a filter mounting bracket 50, the filter mounting bracket 50 comprises a first filter mounting seat 52 and a second filter mounting seat 53, the first side of the first filter mounting seat 52 is fixedly connected with the first side of the second filter mounting seat 53, the first filter mounting seat 52 and the second filter mounting seat 53 are arranged in a V-shaped groove, the first filter mounting seat 52 is arranged close to the third partition plate 60, a gap is reserved between the second side of the first filter mounting seat 52 and the third partition plate 60, a first inlet 521 for passing one part of air flow is formed, and the second filter mounting seat 53 is used for passing the other part of air flow; the fourth side of the first filter mounting seat 52 is fixedly connected to one inner side of the casing 10, and the third side of the second filter mounting seat 53 is fixedly connected to the other inner side of the casing 10.

The embodiment provides a new trend air cleaner of dual delivery channel, has improved greatly and has purified conveying efficiency, and is lower to fan power requirement, environmental protection and energy saving more and the economic cost of saving product design.

Its simple structure is compact, design benefit, through designing into first filter mount pad 52 and second filter mount pad 53 with filter installing support 50, the first side of first filter mount pad 52 with second filter mount pad 53 is the setting of V type groove, the second side of first filter mount pad 52 with leave the clearance between the third baffle 60 and form the first import 521 that supplies partly air current to pass through, second filter mount pad 53 is used for supplying another part air current to pass through, saves horizontal and vertical space to the new trend air cleaner of dual delivery channel like this, and whole volume diminishes and very compactness.

It can be understood that the second suction fan 30 is installed in the indoor air exhaust space, the first suction fan 20 is installed in the V-groove, the air filter 40 is installed in both the first filter installation seat 52 and the second filter installation seat 53, and the second inlet 41 is formed in the air filter 40 in the second filter installation seat 53.

Further, the filter mounting bracket 50 further includes a first partition plate 51, a third side of the first filter mounting seat 52 is fixedly connected to a second side of the second filter mounting seat 53 through the first partition plate 51, and the first partition plate 51 is provided with a fresh air outlet 511 communicated with the outdoor air outlet 12.

The first partition plate 51 is designed to enable the first filter mounting seat 52, the second filter mounting seat 53 and the first partition plate 51 to enclose a relatively closed space, so that the flow speed of outdoor air is reduced, the outdoor air is further fully mixed in the air filter 40, and the filtering quality of the outdoor air is ensured; the first partition board 51 is provided with a fresh air outlet 511 communicated with the outdoor air exhaust outlet 12, so that fresh air can be conveniently guided and the flow direction can be controlled; the first filter mounting seat 52 and the second filter mounting seat 53 are connected at one side, so that the stability of the whole structure is enhanced.

Further, the filter mounting bracket 50 further includes a second partition plate 54, and a first side of the first filter mounting seat 52 is fixedly connected to a first side of the second filter mounting seat 53 through the second partition plate 54.

By providing a second partition 54 between the first side of first filter mount 52 and the first side of said second filter mount 53, on the one hand, it is facilitated to increase the fresh air accommodating space between first filter mount 52 and second filter mount 53 to meet the requirements of a larger volume, and on the other hand, it is facilitated to enhance the structural stability of filter mounting bracket 50.

Further, according to design requirements, the third partition plate 60 is a bent plate structure; so as to increase the volume of the first closed space and meet the requirement of larger indoor air discharge amount.

The outdoor air discharge outlet 12 includes a plurality of oblong through holes; the outdoor air inlet 11 and the indoor air outlet 14 are both round holes and are used for being connected with an external pipeline. The filter mounting bracket 50 further includes a fourth partition plate 102, the fourth partition plate 102 is disposed between a side surface of the housing 10 and the third partition plate 60, and a fourth partition plate ventilation opening 1021 is disposed on the fourth partition plate 102.

Wherein, a noise reduction device 70 is arranged near the fresh air outlet 511 to ensure that indoor personnel are in a relatively quiet environment.

The noise reducer 70 is disposed in an L-shape to improve noise reduction.

Further, in order to save raw materials and facilitate the passage of outdoor air, the first filter mounting seat 52 is designed to have an open structure with three sides surrounding one side.

Further, in order to improve the fresh air discharge amount, the outdoor air exhaust port 12 includes a plurality of oblong through holes.

Further, in order to improve the indoor air intake rate, the indoor air intake port 13 includes a plurality of oblong through holes.

Further, the outdoor air inlet 11 and the indoor air outlet 14 are both circular holes and are used for connecting with an external pipeline. For the convenience of installation, the outdoor air intake opening 11 and the indoor air exhaust opening 14 are located on the same side of the housing 10.

Further, the air conditioner further comprises a fourth partition plate 102, the fourth partition plate 102 is disposed between one side surface of the housing 10 and the third partition plate 60, and a fourth partition plate vent 1021 is disposed on the fourth partition plate 102.

The fourth partition plate 102 is disposed between one side of the casing 10 and the third partition plate 60, and the fourth partition plate 102 is provided with a fourth partition plate ventilation opening 1021, so that the efficiency of discharging indoor air is improved and the flow direction of gas is controlled.

It can be understood that a filter is provided at the indoor air intake 13.

The utility model discloses a concrete theory of operation and application method do:

the outdoor air entering process: the first suction fan 20 is activated, and outdoor air is sucked from the outdoor air intake opening 11 through the outdoor air passage of the heat exchanger 103, and then divided into two at the filter mounting bracket 50: a first stream of outdoor air passes through the first inlet 521 and is filtered into a first stream of fresh air in the air filter 40 positioned in the first filter mounting seat 52, and then enters the V-shaped groove; meanwhile, a second stream of outdoor air enters the air filter 40 in the second filter mounting seat 53 through the second inlet 41 to be filtered to become a second stream of fresh air, and then enters the V-shaped groove to be converged with the first stream of fresh air; then two fresh air flows pass through the fresh air outlet 511 to enter the upper closed space, and finally enter the room through the outdoor air outlet 12 to provide fresh purified air;

indoor air exhausting process: when the second exhaust fan 30 is activated, the indoor air enters the indoor air channel of the heat exchanger 103 from the indoor air inlet 13, passes through the fourth partition ventilation opening 1021 on the fourth partition 102, enters the sealed space formed between the fourth partition 102 and the housing 10, and is then exhausted to the outdoor along with the indoor air outlet 14.

The heat exchange process of indoor and outdoor air: outdoor air flows in the outdoor air passage, indoor air flows in the indoor air passage, the outdoor air passage and the indoor air passage are both arranged in the heat exchanger 103, and the outdoor air and the indoor air exchange heat in the heat exchanger 103 through the passage walls.

It is understood that a filter may be further disposed in the sealed space formed between the fourth partition 102 and the casing 10.

The utility model provides a new trend air cleaner with heat exchanger, through setting up heat exchanger 103 between outdoor wind air inlet space and indoor wind air exhaust space, outdoor air flows in outdoor air passageway, and indoor air flows in indoor air passageway, and outdoor air passageway and indoor air passageway all set up in heat exchanger 103, and outdoor air and indoor air are in heat exchanger 103 separates the passageway wall and carry out the heat transfer, improves the temperature quality of outdoor air on the one hand like this, makes it adapt to more and comfortable to the human body, can not appear the supercooling or overheated condition; on the other hand, the technical scheme in the embodiment does not adopt any other energy consumption device (such as an air conditioning assembly) to regulate the temperature condition of outdoor air, and directly adopts the working principle of heat exchange of indoor and outdoor cold and hot air, so that the cost is lower, the energy consumption is lower, and the air conditioner is very economical, sanitary and environment-friendly.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (9)

1. A fresh air purifier with a heat exchanger is characterized by comprising a shell (10) and the heat exchanger (103);

an outdoor air inlet space and an indoor air exhaust space are arranged in the shell (10) in an isolated mode, and a first exhaust fan (20) and a second exhaust fan (30) are arranged in the outdoor air inlet space and the indoor air exhaust space respectively; the outdoor air heat exchanger is characterized in that an outdoor air inlet (11) and an outdoor air outlet (12) are arranged in the outdoor air inlet space, an indoor air inlet (13) and an indoor air outlet (14) are arranged in the indoor air outlet space, the heat exchanger (103) is arranged between the outdoor air inlet space and the indoor air outlet space, an outdoor air channel and an indoor air channel are arranged in the heat exchanger (103), two sides of the outdoor air channel are communicated with the outdoor air inlet (11) and the outdoor air outlet (12) respectively, two sides of the indoor air channel are communicated with the indoor air inlet (13) and the indoor air outlet (14) respectively, and outdoor air and indoor air exchange heat in the heat exchanger (103); and an ultraviolet lamp mounting seat (90) and a heating element mounting seat (101) which are both arranged close to the outdoor air inlet (11) are also arranged in the outdoor air inlet space.

2. The fresh air cleaner with the heat exchanger as claimed in claim 1, wherein the outdoor air intake space and the indoor air exhaust space are disposed in a staggered manner, the heat exchanger (103) is disposed at a staggered position between the outdoor air intake space and the indoor air exhaust space, two opposite sides of the outdoor air channel are respectively communicated with the outdoor air intake opening (11) and the outdoor air exhaust opening (12), and two opposite sides of the indoor air channel are respectively communicated with the indoor air intake opening (13) and the indoor air exhaust opening (14).

3. The fresh air purifier with the heat exchanger as recited in claim 1 or 2, wherein a third partition plate (60) is disposed in the casing (10), the third partition plate (60) is installed on a bottom surface in the casing (10), one end of the third partition plate (60) is fixedly connected to an inner side wall of the casing (10), the other end of the third partition plate (60) is abutted to the first corner of the heat exchanger (103), the second corner, the third corner and the fourth corner of the heat exchanger (103) are respectively abutted to 3 inner side walls of the casing (10), and the end portions of the outdoor air channel and the indoor air channel are located on four sides of the heat exchanger (103) which are adjacent in sequence and surround one circle.

4. The fresh air purifier with the heat exchanger as claimed in claim 3, wherein the other end of the third partition plate (60) is provided with a first baffle plate (61), and the first baffle plate (61) is abutted with a first corner edge and a first surface of the heat exchanger (103); a fifth clapboard (104) is arranged on one inner side wall of the shell (10), and a second corner edge of the heat exchanger (103) is abutted against one inner side wall of the shell (10) through the fifth clapboard (104).

5. The fresh air purifier with the heat exchanger as claimed in claim 4, wherein the end of the fifth baffle plate (104) is provided with a V-shaped positioning seat (1041) matched with the second corner edge of the heat exchanger (103).

6. The fresh air purifier with the heat exchanger as claimed in claim 1, wherein a sixth partition (105) is provided on another inner sidewall of the housing (10), and a third corner of the heat exchanger (103) abuts against the other inner sidewall of the housing (10) through the sixth partition (105).

7. The fresh air cleaner with the heat exchanger as recited in claim 1, wherein a second baffle (106) is disposed on another inner sidewall of the casing (10), and the second baffle (106) abuts against a fourth corner of the heat exchanger (103).

8. The fresh air purifier with the heat exchanger as claimed in claim 3, further comprising a filter mounting bracket (50), wherein the filter mounting bracket (50) comprises a first filter mounting seat (52) and a second filter mounting seat (53), a first side of the first filter mounting seat (52) is fixedly connected with a first side of the second filter mounting seat (53) and arranged in a V-shaped groove, the first filter mounting seat (52) is arranged close to the third partition plate (60), a gap is left between a second side of the first filter mounting seat (52) and the third partition plate (60) to form a first inlet (521) for a part of air flow to pass through, and the second filter mounting seat (53) is used for another part of air flow to pass through;

the fourth side of the first filter mounting seat (52) is fixedly connected with one inner side surface of the shell (10), and the third side of the second filter mounting seat (53) is fixedly connected with the other inner side surface of the shell (10).

9. The fresh air cleaner with the heat exchanger as recited in claim 8, wherein the filter mounting bracket (50) further comprises a first partition plate (51), a third side of the first filter mounting seat (52) is fixedly connected with a second side of the second filter mounting seat (53) through the first partition plate (51), and a fresh air outlet (511) communicated with the outdoor air outlet (12) is provided on the first partition plate (51).

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