CN210197588U - Fresh air dehumidifying unit - Google Patents
Fresh air dehumidifying unit Download PDFInfo
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- CN210197588U CN210197588U CN201921110033.6U CN201921110033U CN210197588U CN 210197588 U CN210197588 U CN 210197588U CN 201921110033 U CN201921110033 U CN 201921110033U CN 210197588 U CN210197588 U CN 210197588U
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Abstract
The utility model discloses a fresh air dehumidification unit, include: the main casing body, apron and a plurality of installation piece, the main casing body apron and a plurality of the installation piece adopts the integrative injection moulding of elastic material respectively, be formed with a plurality of component installation spaces on the main casing body, it is a plurality of the installation piece sets up respectively in the component installation space, with correspond the component installation space forms jointly and treats the component mounting groove that the installation component corresponds, the apron with main casing body fixed connection, will the installation piece seal in inside the fresh air dehumidification unit. Through providing the main casing body and the fixed block that sets up on the main casing body, the fixed block can adopt the mode of pegging graft to fix the main casing body on, can realize the fixed block to the fixed of the inside spare part of unit, effectively support the spare part through the fixed block structure when guaranteeing unit casing rigidity, fixed effectual, reduced the use of connecting pieces such as screw, simple to operate uses manpower sparingly, save time.
Description
Technical Field
The utility model relates to an energy-conserving technical field especially relates to a new trend dehumidification unit.
Background
The dehumidifier is also called dehumidifier, drier and dehumidifier, and its working principle is: the fan pumps the damp air into the machine, the water molecules in the air are condensed into water drops through the two hydrophilic devices (the condenser and the evaporator), the water receiving tray in the machine is connected with the water drainage pipe, the separated water is discharged, the dehumidification effect is achieved, and the indoor humidity is kept at the proper relative humidity through circulation.
Fresh air machine cooperation air conditioning system uses usually, is used for generally needing air purification's indoor place, after the dehumidification to outdoor air, organized introduces the new trend indoor to promote the travelling comfort or satisfy indoor environment humidity demand. The capillary tube radiation unit is often used in combination with a capillary tube radiation system, and the defect that the capillary tube radiation unit cannot dehumidify is overcome.
Generally, the fresh air dehumidifier is fixed by the aid of self-plugging rivets and screws, all parts are fixed to a sheet metal structure of the unit through the screws, the screws are easy to rust after being used for a long time, fixing effects are poor, the required fixing effects can be achieved by more screws, the appearance of the unit is influenced by the screws, installation is complex, and manpower and material resources for installation are consumed.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the utility model provides a fresh air dehumidification unit, it can solve the above-mentioned technical problem that exists among the prior art.
In order to achieve the purpose, the utility model adopts the following technical proposal:
provided is a fresh air dehumidifying unit, comprising: the main casing body, apron and a plurality of installation piece, the main casing body apron and a plurality of the installation piece adopts the integrative injection moulding of elastic material respectively, be formed with a plurality of component installation spaces on the main casing body, it is a plurality of the installation piece sets up respectively in the component installation space, with correspond the component installation space forms jointly and treats the component mounting groove that the installation component corresponds, the apron with main casing body fixed connection, will the installation piece seal in inside the fresh air dehumidification unit.
As a preferred technical scheme of fresh air dehumidification unit, still integrative injection moulding has a plurality of wind channels on the main casing body, the wind channel includes: indoor return air duct, indoor air duct, outdoor new trend wind channel and the indoor air supply wind channel of airing exhaust, be provided with a plurality of first locating parts on the installation piece, main casing body on with first locating part corresponds be provided with a plurality of second locating parts, the installation piece passes through first locating part with second locating part cooperation alternative is installed main casing body is last.
As a preferable technical solution of the fresh air dehumidifier unit, the component mounting groove includes a first mounting groove and a second mounting groove, the first mounting groove is disposed in the component mounting space, the second mounting groove is disposed on the corresponding mounting block, a mounting block fixing groove is disposed on the component mounting space and at a peripheral portion of the first mounting groove, and the mounting block fixing groove are in interference fit.
As an optimal technical scheme of fresh air dehumidifier unit, the installation piece is for setting up return air valve fixed block in the indoor return air duct, in the indoor return air duct with what return air valve fixed block corresponded be provided with return air valve mounting groove, the second locating part sets up in the return air valve mounting groove, be used for controlling return air duct opens or closed return air valve passes through the return air valve fixed block is fixed in the return air valve mounting groove.
As a preferred technical scheme of fresh air dehumidification unit, the installation piece is for setting up fresh air blast gate fixed block in the outdoor fresh air wind channel, in the outdoor fresh air wind channel with what fresh air blast gate fixed block corresponded is provided with fresh air blast gate mounting groove, the second locating part sets up in the fresh air blast gate mounting groove, be used for control fresh air wind channel is opened or closed fresh air blast gate passes through the fresh air blast gate fixed block is fixed in the fresh air blast gate mounting groove.
As a preferred technical solution of the fresh air dehumidifier unit, the mounting block is an exhaust fan fixing block disposed in the indoor exhaust air duct, an exhaust fan mounting groove is disposed in the indoor exhaust air duct corresponding to the exhaust fan fixing block, and the second position limiting member is disposed in the exhaust fan mounting groove, so that an exhaust fan for providing power for air flowing in the indoor exhaust air duct is fixed in the exhaust fan mounting groove through the exhaust fan fixing block.
Conduct new trend dehumidification unit an preferred technical scheme, the fan fixed block of airing exhaust includes on the exhaust fan abaculus and exhaust fan lower abaculus, the fan mounting groove of airing exhaust includes mounting groove and exhaust fan lower mounting groove on the exhaust fan, on the exhaust fan abaculus alternative fixed mounting in the mounting groove on the exhaust fan, under the exhaust fan abaculus alternative fixed mounting in the mounting groove under the exhaust fan.
As a fresh air dehumidification unit's an preferred technical scheme, the installation piece is for setting up air supply fan fixed block in the indoor air supply wind channel, in the indoor air supply wind channel with what air supply fan fixed block corresponded is provided with the air supply fan mounting groove, the second locating part sets up in the air supply fan mounting groove, be used for air supply fan that air flow provided power passes through in the indoor air supply wind channel air supply fan fixed block is fixed in the air supply fan mounting groove.
As a preferred technical scheme of fresh air dehumidification unit, the air supply fan fixed block includes on the forced draught blower abaculus and forced draught blower abaculus, the air supply fan mounting groove includes mounting groove and forced draught blower lower mounting groove on the forced draught blower, on the forced draught blower abaculus can select to go fixed mounting with in the mounting groove on the forced draught blower, under the forced draught blower abaculus can select to go fixed mounting in the mounting groove under the forced draught blower.
As a preferred technical scheme of the fresh air dehumidifier unit, the cover plate comprises a front cover and a top cover, wherein an indoor return air inlet is arranged on the top cover and corresponds to the indoor return air duct, an indoor exhaust air inlet and an indoor exhaust air outlet are arranged on the top cover and correspond to the indoor exhaust air duct, an outdoor fresh air inlet is arranged on the top cover and corresponds to the outdoor fresh air duct, and an indoor air supply inlet is arranged on the top cover and corresponds to the indoor air supply duct; the indoor return air duct is communicated with the outdoor fresh air duct to jointly form the indoor air supply duct; before the indoor return air duct is communicated with the outdoor fresh air duct, the indoor exhaust air duct and the outdoor fresh air duct are converged, a first heat exchange device is arranged at the position where the indoor exhaust air duct and the outdoor fresh air duct are converged, so that the indoor exhaust air duct and the outdoor fresh air duct perform fresh air first-time heat exchange, and a second heat exchange device is arranged on the indoor air supply duct, so that the indoor air supply performs second-time heat exchange.
The utility model has the advantages that: through providing the main casing body and the fixed block that sets up on the main casing body, the fixed block can adopt the mode of pegging graft to fix the main casing body on, can realize the fixed block to the fixed of the inside spare part of unit, effectively support the spare part through the fixed block structure when guaranteeing unit casing rigidity, fixed effectual, reduced the use of connecting pieces such as screw, simple to operate uses manpower sparingly, save time.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the embodiment of the utility model provides a fresh air dehumidifying unit wind channel structure sketch map.
Fig. 2 is the embodiment of the utility model discloses fresh air dehumidifier unit casing solid-state machine constructs the schematic diagram.
Fig. 3 is the embodiment of the present invention, the internal structure of the casing of the fresh air dehumidifier set is schematically illustrated.
Fig. 4 is the embodiment of the present invention, a shell decomposition state diagram of a fresh air dehumidifier set.
In the figure:
100. a unit housing; 110. a main housing; 111. a return air valve fixing block; 112. a fresh air valve fixing block; 113. an embedded block is arranged on the exhaust fan; 114. a lower embedded block of the exhaust fan; 115. an embedded block is arranged on the air feeder; 116. a lower embedded block of the air feeder; 121. a top cover; 122. a front cover;
201. an indoor return air duct; 2011. an indoor return air inlet; 202. an indoor air exhaust duct; 2021. an indoor exhaust inlet; 2022. an indoor exhaust outlet; 203. an outdoor fresh air duct; 2031. an outdoor fresh air inlet; 204. an indoor air supply duct; 2041. an indoor air supply inlet; 205. a total heat exchanger; 206. a first condenser; 207. an exhaust fan; 208. a compressor; 209. an evaporator; 210. a second condenser; 211. an air supply fan.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless otherwise expressly specified or limited, the term "connected" is to be construed broadly and "fixed", e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 4, the present embodiment provides a fresh air dehumidifying unit, including: the main casing body 110 and the unit casing 100 and a plurality of installation piece that the apron is constituteed, the main casing body 110 apron and a plurality of the installation piece adopts the integrative injection moulding of elastic material respectively, be formed with a plurality of component installation spaces on the main casing body 110, it is a plurality of the installation piece sets up respectively in the component installation space, with correspond the component installation space forms jointly and waits to install the component mounting groove that the component corresponds, the apron with main casing body 110 fixed connection will the installation piece seal in inside the fresh air dehumidification unit.
Specifically, in this embodiment, the cover plate is fixedly connected to the main housing 110 through a snap structure.
The component mounting groove comprises a first mounting groove and a second mounting groove, the first mounting groove is arranged in the component mounting space, the second mounting groove is arranged on the corresponding mounting block, the component mounting space is arranged on the periphery of the first mounting groove, a mounting block fixing groove is formed in the periphery of the first mounting groove, and the mounting block is in interference fit with the mounting block fixing groove.
Through providing main casing body 110 and the fixed block that sets up on main casing body 110, the fixed block can adopt the mode of pegging graft to fix on main casing body 110, can realize that the fixed block is fixed to the inside spare part of unit, and installation piece fixed slot adopts interference fit with the installation piece, and accessible frictional force realizes the assembly and is difficult for droing between the two, realizes fixing spare part (treating installation component) in the component mounting groove through the installation piece.
Specifically, still integrated into one piece has a plurality of wind channels on the main casing body in this embodiment, the wind channel includes: indoor return air duct 201, indoor exhaust air duct 202, outdoor fresh air duct 203 and indoor supply air duct 204.
The element installation space in the scheme can be the air duct or a specific space which exists independently of the air duct and is specially used for installing elements.
As an optimal technical scheme, the installation block is a return air valve fixing block 111 arranged in the indoor return air duct 201, a return air valve installation groove is formed in the indoor return air duct 201 and corresponds to the return air valve fixing block 111, and the second limiting piece is arranged in the return air valve installation groove and used for controlling the return air duct to be opened or the closed return air valve to be fixed in the return air valve installation groove through the return air valve fixing block 111.
And/or, the installation piece is for setting up new trend air valve fixed block 112 in the outdoor new trend wind channel 203, in the outdoor new trend wind channel 203 with what new trend air valve fixed block 112 corresponds is provided with new trend air valve mounting groove, the second locating part sets up in the new trend air valve mounting groove, be used for control new trend wind channel is opened or closed new trend air valve passes through new trend air valve fixed block 112 is fixed in the new trend air valve mounting groove.
And/or, the mounting block is an exhaust fan fixing block arranged in the indoor exhaust air duct 202, an exhaust fan mounting groove is arranged in the indoor exhaust air duct 202 corresponding to the exhaust fan fixing block, and the second limiting part is arranged in the exhaust fan mounting groove and is used for fixing an exhaust fan which supplies power for air flow in the indoor exhaust air duct 202 in the exhaust fan mounting groove through the exhaust fan fixing block.
Preferably, the fan fixed block of airing exhaust includes on the exhaust fan abaculus 113 and exhaust fan lower abaculus 114, the fan mounting groove of airing exhaust includes mounting groove and exhaust fan lower mounting groove on the exhaust fan, 113 alternative fixed mounting of abaculus in on the exhaust fan in the mounting groove, the optional fixed mounting of abaculus 114 in the exhaust fan lower mounting groove.
And/or, the installation piece is for setting up air supply fan fixed block in the indoor air supply duct 204, in the indoor air supply duct 204 with what air supply fan fixed block corresponds is provided with the air supply fan mounting groove, the second locating part sets up in the air supply fan mounting groove, be used for doing air supply fan that indoor air supply duct 204 air current moved and provides power passes through the air supply fan fixed block is fixed in the air supply fan mounting groove.
Preferably, the air supply fan fixing block includes an upper insert 115 of the air supply fan and a lower insert 116 of the air supply fan, the air supply fan mounting groove includes an upper mounting groove of the air supply fan and a lower mounting groove of the air supply fan, the upper insert 115 of the air supply fan is selectively fixed to the upper mounting groove of the air supply fan, and the lower insert 116 of the air supply fan is selectively fixed to the lower mounting groove of the air supply fan.
In this embodiment the cover plate includes a front cover 122 and a top cover 121, the top cover 121 is provided with an indoor return air inlet 2011 corresponding to the indoor return air duct 201, an indoor exhaust air inlet 2021 and an indoor exhaust air outlet 2022 corresponding to the indoor exhaust air duct 202, an outdoor fresh air inlet 2031 corresponding to the outdoor fresh air duct 203, and an indoor air supply inlet 2041 corresponding to the indoor air supply duct 204.
According to the scheme, the internal structure of the fresh air dehumidifying unit is designed into an internal concave-convex groove structure of the unit shell according to the size and the structure of each part, a shell model of the fresh air dehumidifying unit structure is formed, and the unit shell is integrally formed;
the concave-convex structure of the structure formed by opening the die is utilized to install the machine set parts at the corresponding positions of the shell, and the parts are pushed into the main shell 110 from the front, so that the parts can be fixed according to the friction force of the shell material;
on the installation groove for installing the parts, according to the gap between the structure of the installation groove after the parts are installed and the cover plate, fixing block structures with different shapes suitable for the installation grooves of the parts are designed;
after all parts are installed on the main shell 110 of the unit, corresponding fixing blocks are embedded in all the parts and matched with all the part installation grooves, and all the parts can be fixed without installing screws;
all the air inlets and the air outlets are designed on one side of the unit top cover 121, so that the installation of an air duct pipeline outside the unit is greatly facilitated, the structure of an air duct in the unit is more compact, and the unit is smaller in overall design volume and more square and beautiful;
finally, the unit top cover 121 is embedded into the corresponding position of the unit main shell 110 and fixed with the main shell 110, the front cover 122 is fixed on the unit main shell 110 and the top cover 121, and the unit front cover 122 can be attached to each mounting groove and each fixing block structure of the main shell 110, so that the whole unit structure can be fixed.
Further, the fresh air dehumidifying unit of the present embodiment has the following air duct system structure and working process:
as shown in fig. 1, the unit housing 100 is provided with an indoor return air inlet 2011, an indoor exhaust air inlet 2021, an outdoor fresh air inlet 2031, an indoor exhaust air outlet 2022 and an indoor air supply inlet 2041, and the unit housing 100 is internally provided with an indoor return air duct 201, an indoor exhaust air duct 202, an outdoor fresh air duct 203 and an indoor air supply duct 204.
The indoor return air duct 201 corresponds to the indoor return air inlet 2011 and can draw indoor air into the fresh air dehumidifier for recycling, and the outdoor fresh air inlet 2031 corresponds to the outdoor fresh air duct 203 and can draw outdoor fresh air into the fresh air dehumidifier for recycling; the indoor return air duct 201 and the outdoor fresh air duct 203 are mutually converged in the unit housing 100 to form an indoor air supply duct 204, and the indoor air supply duct 204 corresponds to the indoor air supply outlet and is used for discharging the mixed indoor return air and outdoor fresh air into the room again to continuously provide clean air for the room.
Two ends of the indoor exhaust air duct 202 respectively correspond to the indoor exhaust air inlet 2021 and the indoor exhaust air outlet 2022, and are configured to exhaust part of indoor air to the outside.
Through the air duct system, the fresh air dehumidifier can continuously supplement fresh air indoors, and meanwhile, part of indoor air is discharged outdoors to continuously update the indoor air, so that the indoor air quality is ensured.
In the scheme, before the indoor return air duct 201 and the outdoor fresh air duct 203 are converged, indoor exhaust air and outdoor fresh air are subjected to primary heat exchange, and outdoor fresh air is subjected to precooling and dehumidification.
Specifically, in this embodiment, the indoor exhaust air duct 202 and the outdoor fresh air duct 203 have a meeting position, and a total heat exchanger 205 serving as a first heat exchange device is disposed at the meeting position.
When the total heat exchanger 205 works, indoor exhaust air and outdoor fresh air respectively flow through the heat exchanger core in an orthogonal mode, and because the temperature difference and the steam partial pressure difference exist in the air flow at the two sides of the airflow separation plate, the heat and mass transfer phenomena are generated when the two air flows pass through the separation plate, so that the total heat exchange process is caused. When the air conditioner runs in summer, the fresh air obtains cold energy from the air conditioner exhaust air, so that the temperature is reduced, and meanwhile, the fresh air is dried by the air conditioner air, so that the moisture content of the fresh air is reduced.
The total heat exchanger 205 can be a rotary total heat exchanger 205 or a plate-fin total heat exchanger 205
The rotary total heat exchanger 205 uses aluminum, aluminum alloy or fiber paper as base material, and is dipped with lithium chloride and other moisture absorbent to make the heat exchanger which is arranged alternately with flat plates and corrugated plates, has honeycomb cross section and wheel-shaped appearance, and simultaneously performs sensible heat and latent heat exchange. The air-preheating device is usually used for preheating fresh air by utilizing exhaust air of an air conditioner and a ventilation system. The wheel works in a rotating manner, and when the wheel core rotates to the lower part, exhaust air passes through, so that the rotating wheel is heated in winter and cooled in summer. When the wheel core rotates to the upper part, fresh air flows through, and is heated by the wheel core in winter and is cooled in summer. A small area is arranged at the upper and lower junction, and the wheel core is cleaned by fresh air. If no hygroscopic agent is coated on the base material, the rotary wheel type sensible heat exchanger is formed.
The main internal structure of the plate-fin total heat exchanger 205 is a plate-fin heat exchanger, and unlike a general plate-fin heat exchanger, the partition plate and the plate-fin are made of thin paper made of a special material, and have good heat transfer and moisture permeability, but are impermeable to air. When the humidity difference and the water vapor pressure difference exist on the two sides of the air inlet and the air outlet, heat and humidity exchange can be generated, and therefore total heat recovery is achieved.
Meanwhile, in the present embodiment, an evaporator 209 serving as a second heat exchanging device is further disposed on the indoor air supply duct 204, and the evaporator 209 performs a second heat exchange on the indoor air supply 2041.
In the scheme, the mixed air of the air in the indoor return air duct 201 and the air in the outdoor fresh air duct 203 is dehumidified during evaporation, primary dehumidification is performed in the primary full heat exchanger 205, and then water vapor in the evaporator 209 is effectively removed after secondary dehumidification, so that a good dehumidification effect can be achieved.
Specifically, the present embodiment further includes a first condenser 206 disposed in the indoor exhaust air duct 202 and a second condenser 210 disposed in the indoor supply air duct 204, wherein the first condenser 206 is disposed at a downstream position of the second heat exchanging device, and the second condenser 210 is disposed at a downstream position of the evaporator 209 along the flow direction of the indoor exhaust air.
In the working process, the indoor exhaust air which is subjected to the first heat exchange with the fresh air is subjected to the heat exchange with the refrigerant in the first condenser 206 through the first condenser 206 and then is exhausted to the outside through the indoor exhaust air outlet 2022, and part of heat in the first condenser 206 is taken away, so that the cold energy of the indoor exhaust air is fully utilized. And the exhaust of the fluorine system is precooled by utilizing indoor exhaust air, so that the energy efficiency of the system is improved.
Meanwhile, the dehumidified mixed air enters the second condenser 210, exchanges heat with the refrigerant in the second condenser 210, and the mixed air heated to a proper temperature in the second condenser 210 is sent to the room.
In the scheme, a compressor 208 is further arranged on an air duct of the indoor blower, and the compressor 208 is located at the upstream position of the evaporator 209 along the flow direction of the indoor blower.
In order to effectively and orderly flow air in each air duct, in this embodiment, an exhaust fan is disposed at the indoor exhaust outlet 2022 of the indoor exhaust air duct 202, and an air supply fan 211 is disposed at the indoor air supply inlet 2041 of the indoor air supply duct 204;
in the working process, the exhaust fan extracts air, the air enters the indoor exhaust air duct 202 from the indoor exhaust inlet 2021, and the air flows to the indoor exhaust outlet 2022 in the indoor exhaust air duct 202 and is exhausted to the outside;
the air supply fan 211 extracts indoor return air and outdoor fresh air to enter the indoor return air duct 201 and the outdoor fresh air duct 203, the indoor return air and the outdoor fresh air are mixed after entering the indoor air supply duct 204 to form mixed air, and the mixed air is discharged into a room from the indoor air supply inlet 2041.
Further, the indoor return air inlet 2011, the indoor exhaust air inlet 2021, the outdoor fresh air inlet 2031, the indoor exhaust air outlet 2022 and the indoor air supply inlet 2041 are all arranged on the same side of the fresh air dehumidifier.
The air ports are arranged on the same side of the fresh air dehumidifier, so that the installation of an external air duct pipeline of the unit is greatly facilitated, the structure of the internal air duct of the unit is more compact, the integral design volume of the unit is smaller, and the unit is more square and attractive.
Meanwhile, the scheme also discloses a fresh air dehumidification method, and the fresh air dehumidification system is adopted to dehumidify fresh air.
The fresh air dehumidification system comprises the following specific working processes:
outdoor fresh air passes through the total heat exchanger 205 firstly, and is subjected to heat and humidity exchange with indoor exhaust air in the total heat exchanger 205 to perform precooling and dehumidification of the fresh air, and a diaphragm between air channels in the total heat exchanger 205 can realize heat conduction and humidity conduction, so that the heat and humidity exchange between the outdoor fresh air and the indoor exhaust air is realized, and the precooling and dehumidification of the fresh air are fully realized.
The outdoor fresh air is pre-cooled and dehumidified and then mixed with the indoor return air to form mixed air, the mixed air cools the compressor 208 when passing through the compressor 208 and then enters the evaporator 209 for dehumidification, the dehumidified mixed air enters the second condenser 210 and exchanges heat with a refrigerant in the second condenser 210, and the mixed air heated to a proper temperature in the second condenser 210 is sent to the room from the indoor air supply port 2041 through the air supply fan 211;
after passing through the total heat exchanger 205, the indoor exhaust air enters the first condenser 206, the indoor exhaust air exchanges heat with the refrigerant in the first condenser 206 through the first condenser 206, and after the heat exchange, the indoor exhaust air is exhausted to the outside through the exhaust fan from the indoor exhaust air outlet 2022, so that a part of heat in the first condenser 206 is taken away when the indoor exhaust air is exhausted to the outside, and the cold of the indoor exhaust air is fully utilized. The first condenser 206 makes full use of the cold energy of indoor exhaust air, and precools the exhaust air of the fluorine system by using the exhaust air, thereby improving the energy efficiency of the system.
To sum up, in the fresh air dehumidifier duct system and the fresh air dehumidification method, outdoor fresh air is subjected to heat exchange in the total heat exchanger 205 firstly, outdoor moisture is taken away by exhaust air, secondary dehumidification is performed in the evaporator 209, the dehumidification effect is maximized, meanwhile, outdoor fresh air is subjected to heat exchange with the exhaust air in the total heat exchanger 205 firstly, precooling of the outdoor fresh air is achieved, a foundation is provided for the outdoor fresh air to enter the evaporator 209 for dehumidification, sufficient dehumidification of the outdoor fresh air is facilitated, the dehumidification pressure of the evaporator 209 can be properly reduced, the unit design capacity is reduced, and the unit energy efficiency is improved.
The condenser comprises a first condenser 206 and a second condenser 210, one condenser is used for heating the dehumidified mixed air, the other condenser is arranged on an indoor exhaust air duct 202, secondary heat recovery is carried out on indoor exhaust air passing through the total heat exchanger 205, the cold energy of the indoor exhaust air is fully utilized, meanwhile, part of heat in the first condenser 206 is taken away by the indoor exhaust air, and the indoor exhaust air is utilized for precooling the exhaust air of the fluorine system, so that the energy efficiency of the system is improved.
All air intakes and air outlets are arranged on one side of the unit in the scheme, so that the installation of an outer air duct pipeline of the unit is greatly facilitated, and the structure of the air duct in the unit is more compact, so that the unit is smaller in overall design volume and more square and attractive.
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A fresh air dehumidifier unit, comprising: the main casing body, apron and a plurality of installation piece, the main casing body apron and a plurality of the installation piece adopts the integrative injection moulding of elastic material respectively, be formed with a plurality of component installation spaces on the main casing body, it is a plurality of the installation piece sets up respectively in the component installation space, with correspond the component installation space forms jointly and treats the component mounting groove that the installation component corresponds, the apron with main casing body fixed connection, will the installation piece seal in inside the fresh air dehumidification unit.
2. The fresh air dehumidifier unit of claim 1, wherein the main housing is further integrally injection molded with a plurality of air ducts, and the air ducts comprise: indoor return air duct, indoor air duct, outdoor new trend wind channel and the indoor air supply wind channel of airing exhaust, be provided with a plurality of first locating parts on the installation piece, main casing body on with first locating part corresponds be provided with a plurality of second locating parts, the installation piece passes through first locating part with second locating part cooperation alternative is installed main casing body is last.
3. The fresh air dehumidifier unit according to claim 1 or 2, wherein the component mounting groove includes a first mounting groove and a second mounting groove, the first mounting groove is disposed in the component mounting space, the second mounting groove is disposed on the corresponding mounting block, a mounting block fixing groove is formed on the component mounting space and located at a peripheral portion of the first mounting groove, and the mounting block fixing groove are in interference fit.
4. The fresh air dehumidifier unit according to claim 2, wherein the mounting block is a return air valve fixing block disposed in the indoor return air duct, a return air valve mounting groove is disposed in the indoor return air duct corresponding to the return air valve fixing block, and the second limiting member is disposed in the return air valve mounting groove for controlling the return air valve opened or closed in the return air duct to be fixed in the return air valve mounting groove through the return air valve fixing block.
5. The fresh air dehumidifier unit according to claim 4, wherein the mounting block is a fresh air valve fixing block disposed in the outdoor fresh air duct, a fresh air valve mounting groove is disposed in the outdoor fresh air duct corresponding to the fresh air valve fixing block, and the second limiting member is disposed in the fresh air valve mounting groove for controlling the fresh air valve opened or closed in the fresh air duct to be fixed in the fresh air valve mounting groove through the fresh air valve fixing block.
6. The fresh air dehumidifier unit as claimed in claim 2, wherein the mounting block is an exhaust fan fixing block disposed in the indoor exhaust duct, an exhaust fan mounting groove is disposed in the indoor exhaust duct corresponding to the exhaust fan fixing block, and the second position-limiting member is disposed in the exhaust fan mounting groove, so that the exhaust fan for providing power for air flowing in the indoor exhaust duct is fixed in the exhaust fan mounting groove by the exhaust fan fixing block.
7. The fresh air dehumidifier unit as claimed in claim 6, wherein the exhaust fan fixing block includes an upper exhaust fan mounting block and a lower exhaust fan mounting block, the exhaust fan mounting groove includes an upper exhaust fan mounting groove and a lower exhaust fan mounting groove, the upper exhaust fan mounting block is selectively and fixedly mounted in the upper exhaust fan mounting groove, and the lower exhaust fan mounting block is selectively and fixedly mounted in the lower exhaust fan mounting groove.
8. The fresh air dehumidifier unit as claimed in claim 2, wherein the mounting block is a fixing block for the air supply fan in the indoor air supply duct, an air supply fan mounting groove is provided in the indoor air supply duct corresponding to the fixing block for the air supply fan, and the second position-limiting member is disposed in the air supply fan mounting groove, so that the air supply fan for providing power for air flow in the indoor air supply duct is fixed in the air supply fan mounting groove by the fixing block for the air supply fan.
9. The fresh air dehumidifier unit of claim 8 wherein the supply air blower mounting block includes an upper supply air blower mounting block and a lower supply air blower mounting block, the supply air blower mounting groove includes an upper supply air blower mounting groove and a lower supply air blower mounting groove, the upper supply air blower mounting block is selectively and fixedly mounted in the upper supply air blower mounting groove, and the lower supply air blower mounting block is selectively and fixedly mounted in the lower supply air blower mounting groove.
10. The fresh air dehumidifier unit as claimed in claim 2, wherein the cover plate comprises a front cover and a top cover, the top cover is provided with an indoor return air inlet corresponding to the indoor return air duct, an indoor exhaust air inlet and an indoor exhaust air outlet corresponding to the indoor exhaust air duct, an outdoor fresh air inlet corresponding to the outdoor fresh air duct, and an indoor air supply inlet corresponding to the indoor air supply duct; the indoor return air duct is communicated with the outdoor fresh air duct to jointly form the indoor air supply duct; before the indoor return air duct is communicated with the outdoor fresh air duct, the indoor exhaust air duct and the outdoor fresh air duct are converged, a first heat exchange device is arranged at the position where the indoor exhaust air duct and the outdoor fresh air duct are converged, so that the indoor exhaust air duct and the outdoor fresh air duct perform fresh air first-time heat exchange, and a second heat exchange device is arranged on the indoor air supply duct, so that the indoor air supply performs second-time heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110033.6U CN210197588U (en) | 2019-07-15 | 2019-07-15 | Fresh air dehumidifying unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110033.6U CN210197588U (en) | 2019-07-15 | 2019-07-15 | Fresh air dehumidifying unit |
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| Publication Number | Publication Date |
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| CN210197588U true CN210197588U (en) | 2020-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229000A (en) * | 2019-07-15 | 2021-01-15 | 广州芬迪环优科技有限公司 | Fresh air dehumidifying unit |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229000A (en) * | 2019-07-15 | 2021-01-15 | 广州芬迪环优科技有限公司 | Fresh air dehumidifying unit |
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