CN111750479A - Heat exchanger and fresh air system - Google Patents
Heat exchanger and fresh air system Download PDFInfo
- Publication number
- CN111750479A CN111750479A CN201910243215.9A CN201910243215A CN111750479A CN 111750479 A CN111750479 A CN 111750479A CN 201910243215 A CN201910243215 A CN 201910243215A CN 111750479 A CN111750479 A CN 111750479A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- exchange core
- assembly
- air
- core assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchanger, which comprises a body and an exchange core assembly arranged in the body, wherein two channels which are mutually crossed are formed in the body and the exchange core assembly, a driving assembly for driving the exchange core assembly to rotate is arranged in the body, and the exchange core assembly is driven to rotate by the driving assembly so as to change the air circulation path in the exchange core assembly.
Description
Technical Field
The invention relates to the field of air conditioners, in particular to a heat exchanger and a fresh air system.
Background
Along with the popularization of household central air conditioners, more and more families have higher requirements on fresh air, but in order to save energy, a total heat exchanger can be selected to recycle energy, on one hand, outdoor fresh air can be provided, and indoor energy can be better recycled.
If the Chinese patent application publication No. CN207527742U discloses a novel fresh air purifier, which comprises a box body, a heat exchange core body and a filter screen assembly for purifying air, wherein the heat exchange core body and the filter screen assembly are both arranged in the box body; the heat exchange core body is mainly problematic in long-term use in that the heat exchange core body can accumulate dust, a dust collector is required to be used for cleaning periodically, machines are required to be assembled and disassembled by using the dust collector for cleaning, and the heat exchange core body is troublesome for household users and also generates certain cost.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a heat exchanger, which does not need manpower to clean regularly, is time-saving and labor-saving, and does not generate extra cost.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a heat exchanger, is in including body and setting this internal exchange core subassembly, the body with form two way intercrossing's runner in the exchange core subassembly, this internal drive that is equipped with exchange core subassembly pivoted drive assembly, through drive assembly drives thereby exchange core subassembly rotates and changes air circulation route in the exchange core subassembly.
Further, preferably, one side of the body is provided with an indoor air inlet and an indoor air outlet, and the other side of the body is provided with an outdoor air inlet and an outdoor air outlet.
More preferably, this internal all be equipped with all around with the sealing member of exchange core subassembly sealing contact, through the sealing member will exchange core subassembly divides into four air circulation mouth, and every air circulation mouth through both sides the sealing member with form independent wind chamber between the body.
More preferably, fans are respectively arranged between the indoor air outlet and the corresponding air circulation port and between the outdoor air outlet and the corresponding air circulation port.
Preferably, the exchange core assembly is cylindrical.
More preferably, exchange core subassembly includes upper cover and the base that sets up from top to bottom, the upper cover with be equipped with the exchange core between the base, the upper cover with connect through a plurality of connecting rods between the base, the base bottom with the drive assembly drive is connected.
More preferably, the body at the bottom of the exchange core assembly is provided with a raceway, and a plurality of balls in contact with the bottom of the exchange core assembly are arranged in the raceway.
More preferably, the driving assembly employs a motor.
More preferably, the seal is a sealing strip.
A fresh air system comprises the heat exchanger.
The invention has the beneficial effects that: the air flow path in the exchange core assembly is changed by driving the exchange core assembly to rotate through the driving assembly, and the change of the air flow path blows off dust originally adsorbed on the exchange core assembly so as to realize self-cleaning.
Drawings
FIG. 1 is a schematic view of a heat exchanger according to the present invention;
FIG. 2 is a schematic view of a portion of a heat exchanger according to the present invention;
FIG. 3 is a schematic diagram of the structure of an exchange core assembly of the present invention;
FIG. 4 is a schematic view of an initial position of an exchange core assembly of the present invention;
FIG. 5 is a schematic view of the exchange core assembly of the present invention rotated 90;
FIG. 6 is a schematic view of the exchange core assembly of the present invention rotated 180;
FIG. 7 is a schematic illustration of the position of the exchange core assembly of the present invention after 270 of rotation.
The reference numbers in the figures illustrate: 1. the device comprises a body, 2, an exchange core assembly, 3, a sealing element, 5, a motor, 6, a fan, 11, an indoor air inlet, 12, an indoor air outlet, 13, an outdoor air inlet, 14, an outdoor air outlet, 15, a roller path, 16, a ball, 20, an air circulation port, 21, an upper cover, 22, a base, 23, an exchange core, 24, a connecting rod, 31 and a partition plate.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Please refer to fig. 1, this embodiment discloses a heat exchanger, which includes a body 1 and an exchange core assembly 2 disposed in the body 1, one side of the body 1 is provided with an indoor air inlet 11 and an indoor air outlet 12, the other side is provided with an outdoor air inlet 13 and an outdoor air outlet 14, outdoor fresh air is introduced through the outdoor air inlet 13 and flows into the indoor from the indoor air outlet 12 through the exchange core assembly 2, indoor air is introduced through the indoor air inlet 11 and flows into the outdoor from the outdoor air outlet 14 through the exchange core assembly 2, thereby forming two mutually crossed flow channels, the exchange core assembly 2 is driven to rotate axially through a driving assembly, the driving assembly adopts a motor 5, sealing elements 3 in sealing contact with the exchange core assembly 2 are disposed around the body 1, the sealing elements 3 are connected with the body 1 through partition plates 31, four sealing elements 3 are uniformly disposed, and the sealing, the exchange core assembly 2 is divided into four air circulation ports 20 through sealing pieces 3, each air circulation port 20 forms an independent air cavity between the sealing piece 3 on two sides and the body 1, an indoor air inlet 11 and an outdoor air outlet 14 are communicated through two diagonal air circulation ports 20, an outdoor air inlet 13 and an indoor air outlet 12 are communicated through the other two diagonal air circulation ports 20, fans 6 are arranged between the indoor air outlet 12 and the corresponding air circulation port 20 and between the outdoor air outlet 14 and the corresponding air circulation port 20, and power for air circulation is provided through the fans 6;
as shown in fig. 2 and 3, the exchange core assembly 2 may be a cube, and the upper and lower surfaces of the exchange core assembly 2 are cuboids or cylinders with squares, the exchange core assembly 2 is preferably a cylinder to make sealing contact easier, the exchange core assembly 2 includes an upper cover 21 and a base 22 which are arranged up and down, an exchange core 23 is arranged between the upper cover 21 and the base 22, the upper cover 21 and the base 22 are connected through a plurality of connecting rods 24, the bottom of the base 22 is in driving connection with a driving assembly, and the sealing member 3 is in sealing contact with the upper cover 21, the base 22 and the exchange core 23 to prevent air leakage;
furthermore, a roller path 15 is arranged on the body 1 positioned at the bottom of the exchange core assembly 2, the roller path 15 is annular, a plurality of balls 16 which are in contact with the bottom of the exchange core assembly 2 are arranged in the roller path 15, the balls 16 rotate along with the rotation of the exchange core assembly 2, and the arrangement of the roller path 15 and the balls 16 is beneficial to the angular rotation of the exchange core assembly 2;
the exchange core assembly 2 is driven by the motor 5 to rotate, so that air circulation ports 20 communicated with the indoor air inlet 11, the outdoor air outlet 13, the outdoor air inlet 14 and the indoor air outlet 12 are switched, as shown in fig. 4, the four air circulation ports 20 correspondingly cut the exchange core assembly 2 into four areas, namely an area a, an area B, an area C and an area D, when in an initial position, outdoor fresh air is introduced from the outdoor air inlet 13 to flow into the room from the area a to the area C and then from the indoor air outlet 12, outdoor dust can contaminate the exchange core 23 corresponding to the area a, indoor air is introduced from the indoor air inlet 11 to flow into the room from the area D to the area B and then from the outdoor air outlet 14, and indoor dust can contaminate the exchange core 23 corresponding to the area D;
as shown in fig. 5, when the exchange core assembly 2 rotates 90 °, outdoor fresh air is introduced from the outdoor air inlet 13 to pass through the region D to the region B and then flows into the room from the indoor air outlet 12, outdoor dust can contaminate the exchange core 23 corresponding to the region D, indoor air is introduced from the indoor air inlet 11 to pass through the region C to the region a and then flows into the outdoor air from the outdoor air outlet 14, indoor dust can contaminate the exchange core 23 corresponding to the region C, and dust originally contaminated on the exchange core 23 corresponding to the region a is blown to the outdoor to realize self-cleaning;
as shown in fig. 6, when the exchange core assembly 2 rotates 180 °, outdoor fresh air is introduced from the outdoor air inlet 13 to the area a through the area C and then flows into the room from the indoor air outlet 12, outdoor dust can contaminate the exchange core 23 corresponding to the area C, indoor air is introduced from the indoor air inlet 11 to the area D through the area B and then flows into the outdoor air outlet 14, indoor dust can contaminate the exchange core 23 corresponding to the area B, and dust originally contaminating the exchange core 23 corresponding to the area D is blown to the outdoor to achieve self-cleaning;
as shown in fig. 7, when the exchange core assembly 2 rotates 270 °, outdoor fresh air is introduced from the outdoor air inlet 13 to pass through the area B to the area D and then flows into the room from the indoor air outlet 12, outdoor dust can contaminate the exchange core 23 corresponding to the area B, indoor air is introduced from the indoor air inlet 11 to pass through the area a to the area C and then flows into the outdoor air from the outdoor air outlet 14, indoor dust can contaminate the exchange core 23 corresponding to the area a, and dust originally contaminating the exchange core 23 corresponding to the area C is blown out to the outdoor again to achieve self-cleaning;
the rotation of the exchange core assembly changes the position of each area, so that the circulation path of indoor and outdoor air in the exchange core assembly is changed under the condition of ensuring that the circulation direction of the indoor and outdoor air is not changed, and the aim of self-cleaning is finally fulfilled;
a fresh air system comprises a heat exchanger.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a heat exchanger, includes the body and sets up this internal exchange core subassembly, the body with form two way intercrossing's runner, its characterized in that in the exchange core subassembly: this internal drive that is equipped with exchange core subassembly pivoted drive assembly, through drive assembly drives exchange core subassembly rotates thereby to change air circulation route in the exchange core subassembly.
2. The heat exchanger of claim 1, wherein the body has an indoor air inlet and an indoor air outlet on one side and an outdoor air inlet and an outdoor air outlet on the other side.
3. The heat exchanger of claim 2, wherein the body is provided with a seal member on all sides thereof for sealing contact with the exchanger core assembly, the exchanger core assembly is divided into four air flow ports by the seal member, and each air flow port forms an independent air chamber with the body through the seal member on both sides thereof.
4. A heat exchanger as claimed in claim 3 wherein fans are provided between said indoor air outlets and respective ones of said air vents and between said outdoor air outlets and respective ones of said air vents.
5. The heat exchanger of claim 1, wherein said exchanger core assembly is cylindrical.
6. The heat exchanger as claimed in any one of claims 1 to 5, wherein the exchanger core assembly comprises an upper cover and a base which are arranged up and down, an exchanger core is arranged between the upper cover and the base, the upper cover and the base are connected through a plurality of connecting rods, and the bottom of the base is in driving connection with the driving assembly.
7. The heat exchanger of claim 6, wherein said body at the bottom of said exchanger core assembly has a raceway with a plurality of balls in contact with the bottom of said exchanger core assembly.
8. A heat exchanger as claimed in claim 1 or 5, wherein said drive assembly employs an electric motor.
9. A heat exchanger as claimed in claim 3, wherein said seal is a sealing strip.
10. A fresh air system comprising a heat exchanger as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910243215.9A CN111750479A (en) | 2019-03-28 | 2019-03-28 | Heat exchanger and fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910243215.9A CN111750479A (en) | 2019-03-28 | 2019-03-28 | Heat exchanger and fresh air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111750479A true CN111750479A (en) | 2020-10-09 |
Family
ID=72672213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910243215.9A Pending CN111750479A (en) | 2019-03-28 | 2019-03-28 | Heat exchanger and fresh air system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111750479A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116678051A (en) * | 2023-08-03 | 2023-09-01 | 中海(山东)科技股份有限公司 | Air purification system for pathology department |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1707187A (en) * | 2004-06-09 | 2005-12-14 | 乐金电子(天津)电器有限公司 | Ventilator |
| CN1734194A (en) * | 2004-08-11 | 2006-02-15 | 三星电子株式会社 | Electrical heat exchanger and electrical heat exchanger method for cleaning |
| CN1873335A (en) * | 2005-05-31 | 2006-12-06 | Lg电子株式会社 | Total heat exchanger and ventilation system using the same |
| CN101210727A (en) * | 2006-12-29 | 2008-07-02 | Lg电子株式会社 | Air conditioner |
| CN105333595A (en) * | 2015-12-01 | 2016-02-17 | 珠海格力电器股份有限公司 | Air outlet assembly and air conditioner with same |
| CN206875660U (en) * | 2017-06-14 | 2018-01-12 | 北京金茂绿建科技有限公司 | Full heat/non-Total heat exchange intelligent two-way conversion VMC |
| CN108603676A (en) * | 2016-02-19 | 2018-09-28 | 三菱电机株式会社 | The method for dismounting of heat exchange ventilating device, the installation method of heat exchanger and heat exchanger |
-
2019
- 2019-03-28 CN CN201910243215.9A patent/CN111750479A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1707187A (en) * | 2004-06-09 | 2005-12-14 | 乐金电子(天津)电器有限公司 | Ventilator |
| CN1734194A (en) * | 2004-08-11 | 2006-02-15 | 三星电子株式会社 | Electrical heat exchanger and electrical heat exchanger method for cleaning |
| CN1873335A (en) * | 2005-05-31 | 2006-12-06 | Lg电子株式会社 | Total heat exchanger and ventilation system using the same |
| CN101210727A (en) * | 2006-12-29 | 2008-07-02 | Lg电子株式会社 | Air conditioner |
| CN105333595A (en) * | 2015-12-01 | 2016-02-17 | 珠海格力电器股份有限公司 | Air outlet assembly and air conditioner with same |
| CN108603676A (en) * | 2016-02-19 | 2018-09-28 | 三菱电机株式会社 | The method for dismounting of heat exchange ventilating device, the installation method of heat exchanger and heat exchanger |
| CN206875660U (en) * | 2017-06-14 | 2018-01-12 | 北京金茂绿建科技有限公司 | Full heat/non-Total heat exchange intelligent two-way conversion VMC |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116678051A (en) * | 2023-08-03 | 2023-09-01 | 中海(山东)科技股份有限公司 | Air purification system for pathology department |
| CN116678051B (en) * | 2023-08-03 | 2023-09-22 | 中海(山东)科技股份有限公司 | Air purification system for pathology department |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201009 |