CN111854126A - Airflow circulation structure and dehumidifier - Google Patents
Airflow circulation structure and dehumidifier Download PDFInfo
- Publication number
- CN111854126A CN111854126A CN202010699959.4A CN202010699959A CN111854126A CN 111854126 A CN111854126 A CN 111854126A CN 202010699959 A CN202010699959 A CN 202010699959A CN 111854126 A CN111854126 A CN 111854126A
- Authority
- CN
- China
- Prior art keywords
- air
- cavity
- circulation structure
- dehumidifier
- airflow circulation
- 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
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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
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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
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1405—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
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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
- F24F13/20—Casings or covers
- F24F2013/202—Mounting a compressor unit therein
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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
- F24F13/20—Casings or covers
- F24F2013/205—Mounting a ventilator fan therein
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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
- F24F13/20—Casings or covers
- F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses an airflow circulation structure and a dehumidifier, wherein the airflow circulation structure comprises a shell, and heating equipment and an air supply component which are arranged in the shell; the air supply component comprises a cover and a driving device which are spliced with the shell to form an air cavity; the shell comprises an air outlet plate, and the air outlet plate comprises an air outlet hole; the cover cap comprises an air suction opening; the air cavity comprises an air suction cavity and an air outlet cavity, and the internal space of the air cavity is diffused from the air suction cavity to the air outlet cavity; the driving device comprises a motor and a fan blade; the air circulation structure further comprises a controller electrically connected with the temperature sensor. Compared with the prior art, the air flow circulation structure can improve the inlet air temperature of the dehumidifier and improve the frosting problem of the dehumidifier; meanwhile, the temperature of the heating structure can be reduced, and the heat dissipation performance of the dehumidifier is improved.
Description
Technical Field
The invention relates to the technical field of air treatment equipment, in particular to an airflow circulating structure and a dehumidifier.
Background
At present, the dehumidifier is used more and more widely in daily life, and due to the particularity of the dehumidifier, the dehumidifier can be used in the environments of low temperature, high humidity and high temperature and high humidity, but along with the expansion of the application range of the dehumidifier, the dehumidifier also has a plurality of defects in different environments, such as: when the dehumidifier operates in a low-temperature environment, the temperature of the evaporator is possibly lower than 0 ℃ when the evaporator exchanges heat and dehumidifies due to low inlet air temperature, so that the evaporator is frosted, and the dehumidification effect is influenced; meanwhile, when the dehumidifier operates in a high-temperature and high-humidity environment, the temperature of the compressor is high due to large operation load of the whole dehumidifier, poor air circulation around the compressor and poor heat dissipation, and certain safety accidents are caused.
Disclosure of Invention
The invention provides an airflow circulation structure and a dehumidifier, and solves the problems that the dehumidifier in the prior art is easy to frost and poor in heat dissipation performance.
The technical scheme adopted by the invention is as follows: the utility model provides an air current circulation structure, its is including the casing that has the air intake with locate heating equipment in the casing still including locating will the peripheral air current pump of heating equipment is delivered to air supply part of air intake department.
Further, the air supply component comprises a cover cap which forms an air cavity after being spliced with the shell and a driving device which is arranged in the air cavity and used for supplying air.
Furthermore, the casing is including locating the air-out board in the air intake outside, the air-out board forms with the shroud amalgamation the air cavity, the air-out board includes towards a plurality of exhaust vent that the air inlet direction of air intake was seted up.
Further, the cover cap comprises an air suction opening formed towards the heating equipment, and the driving device is arranged relative to the air suction opening.
Furthermore, the air cavity includes air suction cavity and air-out cavity, the inlet scoop is located air suction cavity, the air-out plate is located air-out cavity, the air cavity inner space follow air suction cavity is the diffusion to the air-out cavity.
Furthermore, the driving device comprises a motor and a fan blade, the air cavity comprises a circular air suction cavity, and the driving device is arranged in the air suction cavity.
Further, be equipped with the evaporimeter in the casing, airflow circulation structure still include with the controller that drive arrangement electricity is connected, the controller is connected with the temperature-detecting device electricity that is used for detecting ambient temperature and evaporimeter temperature, the controller is according to ambient temperature or evaporimeter temperature control drive arrangement opens or closes.
Preferably, the heat generating device is a compressor.
A dehumidifier comprises the airflow circulating structure.
Compared with the prior art, the airflow circulation structure can pump the peripheral air of the heating equipment of the dehumidifier in work to the air inlet of the dehumidifier through the air supply part, so that the high-temperature gas at the periphery of the heating equipment is mixed with the low-temperature gas at the air inlet, the air inlet temperature of the dehumidifier is increased, and the frosting problem of the dehumidifier is improved; meanwhile, the temperature of the heating structure can be reduced, and the heat dissipation performance of the dehumidifier is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic diagram of the gas flow circulation structure in the present invention;
FIG. 2 is a schematic view showing the installation position of the air circulation structure according to the present invention;
FIG. 3 is a schematic view of the structure of the casing of the air circulation structure in the present invention;
fig. 4 is a schematic diagram of an explosion structure of the air blowing part in the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides an airflow circulation structure, as shown in fig. 1 and 2, the airflow circulation structure is used in air treatment equipment, and is specifically described by taking a dehumidifier as an example in the application, and the airflow circulation structure comprises: the air conditioner comprises a shell 1, wherein an air inlet 11 is formed in the shell 1; the heating equipment is arranged in the shell 1 and can generate heat when working, and the heating equipment is specifically a compressor 2 in the dehumidifier; air supply component 3, air supply component 3 sets up in the inside of casing 1, and air supply component 3 is used for pumping the higher hot gas flow of the peripheral temperature of equipment that generates heat to air intake 11 department in order to rise the air temperature of air intake 11 department, thereby avoids the lower frosting that brings of air intake temperature, can also promote the peripheral circulation of gas of equipment that generates heat simultaneously, thereby takes away the heat of the equipment that generates heat, promotes the heat dispersion of dehumidifier.
Specifically, as shown in fig. 3 and 4, the air supply member 3 mainly includes a cover 31, the cover 31 includes an opening disposed at one side thereof, the opening of the cover 31 covers the housing 1, so that the cover 31 and the housing 1 are fixedly assembled to form a hollow air cavity, a driving device 32 is disposed in the air cavity, and the driving device 32 operates to draw high-temperature air around the heat-generating equipment into the air cavity and send the air out to the air inlet 11.
Furthermore, the air inlet 11 in the present application is rectangular, the air outlet plate 33 is vertically arranged on the inner side of the housing 1, the air outlet plate 33 is a strip-shaped plate body, the width direction of the air outlet plate 33 is perpendicular to the housing 1, the air outlet plate 33 is transversely arranged below the air inlet 11, and the length of the air outlet plate 33 is consistent with the width of the air inlet 11, so as to ensure that the gas contact area between the gas from the air outlet plate 33 and the air inlet 11 is maximum; the cover 31 mainly includes a first cover 311 having a circular shape and a second cover 312 having a rectangular shape and disposed above the first cover 311, the upper end of the second cover 312 includes a rectangular opening having a size consistent with that of the air outlet plate 33, and after the cover 31 is assembled with the housing 1, the air outlet plate 33 is blocked on the rectangular opening to seal the rectangular opening, so that the cover 31 and the housing 1 form an air cavity.
The air cavity portion enclosed by the first cover body 311 and the housing 1 is an air suction cavity, the first cover body 311 includes a circular cover surface arranged toward the compressor 2, an air suction port 3111 is arranged on the circular cover surface of the first cover body 311, the air suction port 3111 is formed by a plurality of groups of arc-shaped strip seams, each group of arc-shaped strip seams form a circular ring, each group of strip seams and each group of strip seams are concentrically arranged, and the driving device is arranged relative to the air suction port 3111, namely the air suction port 3111 faces the direction of the compressor 2 and is close to the compressor 2; the air cavity part enclosed by the second cover 312, the casing 1 and the air outlet plate 33 is an air outlet cavity, the air outlet plate 33 is provided with a plurality of air outlet holes 331 as many as possible and uniformly, the air outlet holes 331 are arranged perpendicular to the air inlet direction of the air inlet 11, the air outlet holes 331 are micro round holes, the size of the air outlet holes 331 can be adjusted according to the size of the air inlet 11, if the size of the air inlet 11 is larger, the size of the air outlet holes 331 is also adjusted to be larger, so that high-temperature air at the air outlet holes 331 and low-temperature air at the air inlet 11 can be uniformly mixed, meanwhile, the air outlet resistance can be increased by arranging a plurality of air outlet holes 331 with smaller sizes, the air outlet speed of the air supply part 3 is reduced, so that the air inlet flow field of the whole machine is not damaged by high-temperature air in the compressor cavity, and the air outlet.
The driving device 32 comprises a motor 321 and a fan 322, the motor 321 is installed in the first cover 311, the fan 322 is disposed on the output shaft of the motor 321, so that the driving device 32 is installed in the suction cavity, the motor 321 drives the fan blades 322 to rotate to form a high pressure region at the suction inlet 3111, since the compressor 2 is the main heat source of the dehumidifier, which generates heat continuously during operation, so that the temperature of air around the compressor 2 is relatively high, the suction opening 3111 is disposed toward the compressor 2, thereby continuously pumping the high-temperature gas around the compressor 2 into the air cavity, the high-temperature gas sequentially passes through the air suction cavity and the air outlet cavity and is finally discharged to the air inlet 11 from the air outlet 331, thereby improving the air inlet temperature at the air inlet 11, greatly improving the frosting phenomenon caused by the temperature lower than 0 ℃, and meanwhile, an additional heat source is not required to be provided, so that the heat dissipation performance of the dehumidifier is enhanced while the energy is saved.
In this embodiment, the first cover 311 is disposed under the second cover 312, and the air suction cavity is disposed under the air outlet cavity, because of the relationship between the shape and the size of the first cover 311, the size of the first cover 311 is smaller than the length of the second cover 312, so that the air suction cavity is diffused to the air outlet cavity, thereby reducing the vortex flow in the air cavity, reducing the air outlet speed, ensuring that the air inlet speed at the air inlet 11 of the dehumidifier is not affected, and mixing high and low temperature air is more sufficient.
Further, the airflow circulation structure also comprises a controller and a temperature sensor, the controller is electrically connected with the driving device 32, meanwhile, the temperature sensor is arranged on the pipe wall of the evaporator of the dehumidifier and used for detecting the pipe temperature, when the pipe temperature is lower than 0 ℃, the compressor 2 still keeps normal operation, the controller controls the driving device 32 to be started, so that relatively high gas at the compressor 2 is pumped to the air inlet 11 through the air supply component, high-temperature gas and low-temperature gas are mixed, the purpose of improving the actual inlet air temperature of the dehumidifier is achieved, and the evaporator is prevented from frosting to influence the dehumidification effect; similarly, when the ambient temperature is higher (more than 35 ℃), the controller controls the driving device 32 to be opened so as to accelerate the speed of airflow circulation near the compressor 2, thereby further improving the heat exchange speed of the compressor cavity and avoiding the potential safety hazard caused by overhigh temperature of the compressor.
The invention also provides a dehumidifier which applies the airflow circulation structure provided by the invention, and the heating equipment in the dehumidifier is a compressor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides an air current circulation structure, its is including the casing that has the air intake with locate heating equipment in the casing, its characterized in that still including locating will heating equipment peripheral air current pump send to in the casing air supply part of air intake department.
2. The airflow circulation structure according to claim 1, wherein the air supply member includes a cover which forms an air chamber after being assembled with the housing, and a driving device for supplying air which is provided inside the air chamber.
3. The airflow circulation structure of claim 2, wherein the housing comprises an outlet plate disposed outside the air inlet, the outlet plate and the cover cap are assembled to form the air cavity, and the outlet plate comprises a plurality of outlet holes opened toward the air inlet direction of the air inlet.
4. An airflow circulation structure according to claim 3, wherein the hood includes an air suction opening that opens toward the heat generating equipment, and the driving device is disposed opposite to the air suction opening.
5. The airflow circulation structure according to claim 4, wherein the air cavity comprises an air suction cavity and an air outlet cavity, the air suction opening is arranged in the air suction cavity, the air outlet plate is arranged in the air outlet cavity, and the internal space of the air cavity is diffused from the air suction cavity to the air outlet cavity.
6. The airflow circulation structure of claim 2, wherein the driving device comprises a motor and a fan blade, the air chamber comprises a circular air suction chamber, and the driving device is arranged in the air suction chamber.
7. The airflow circulation structure according to claim 2, wherein an evaporator is provided in the housing, and the airflow circulation structure further comprises a controller electrically connected to the driving device, the controller being electrically connected to a temperature detection device for detecting an ambient temperature and an evaporator temperature, the controller controlling the driving device to be turned on or off according to the ambient temperature or the evaporator temperature.
8. The airflow circulation structure according to claim 1, wherein the heat generating device is a compressor.
9. A dehumidifier comprising an airflow circulation structure according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699959.4A CN111854126B (en) | 2020-07-20 | 2020-07-20 | Airflow circulation structure and dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699959.4A CN111854126B (en) | 2020-07-20 | 2020-07-20 | Airflow circulation structure and dehumidifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111854126A true CN111854126A (en) | 2020-10-30 |
| CN111854126B CN111854126B (en) | 2021-04-27 |
Family
ID=73002334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010699959.4A Active CN111854126B (en) | 2020-07-20 | 2020-07-20 | Airflow circulation structure and dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111854126B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07318164A (en) * | 1994-05-27 | 1995-12-08 | Matsushita Electric Ind Co Ltd | Heat pump hot water supply apparatus |
| JP2000111099A (en) * | 1998-09-30 | 2000-04-18 | Fujitsu General Ltd | Outdoor unit for air conditioner |
| CN101285605A (en) * | 2008-03-21 | 2008-10-15 | 闫成文 | Heat pump type air conditioner outdoor machine |
| CN102506527A (en) * | 2011-11-08 | 2012-06-20 | 广东美的电器股份有限公司 | Defrosting structure and defrosting mode for dehumidifier |
| CN111076459A (en) * | 2019-12-10 | 2020-04-28 | 珠海格力电器股份有限公司 | Heat pump air conditioning system and control method thereof |
-
2020
- 2020-07-20 CN CN202010699959.4A patent/CN111854126B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07318164A (en) * | 1994-05-27 | 1995-12-08 | Matsushita Electric Ind Co Ltd | Heat pump hot water supply apparatus |
| JP2000111099A (en) * | 1998-09-30 | 2000-04-18 | Fujitsu General Ltd | Outdoor unit for air conditioner |
| CN101285605A (en) * | 2008-03-21 | 2008-10-15 | 闫成文 | Heat pump type air conditioner outdoor machine |
| CN102506527A (en) * | 2011-11-08 | 2012-06-20 | 广东美的电器股份有限公司 | Defrosting structure and defrosting mode for dehumidifier |
| CN111076459A (en) * | 2019-12-10 | 2020-04-28 | 珠海格力电器股份有限公司 | Heat pump air conditioning system and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111854126B (en) | 2021-04-27 |
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