CN106642500A - Total heat exchange device - Google Patents

Total heat exchange device Download PDF

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Publication number
CN106642500A
CN106642500A CN201510709853.7A CN201510709853A CN106642500A CN 106642500 A CN106642500 A CN 106642500A CN 201510709853 A CN201510709853 A CN 201510709853A CN 106642500 A CN106642500 A CN 106642500A
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CN
China
Prior art keywords
air
fresh
heat exchange
cavity
wind
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Granted
Application number
CN201510709853.7A
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Chinese (zh)
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CN106642500B (en
Inventor
朱训智
王元
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Qingdao Haier Air Conditioning Electric Co Ltd
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Qingdao Haier Air Conditioning Electric Co Ltd
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Priority to CN201510709853.7A priority Critical patent/CN106642500B/en
Publication of CN106642500A publication Critical patent/CN106642500A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06Ventilation 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
    • F24F7/08Ventilation 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006Use 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56Heat recovery units

Abstract

The invention provides a total heat exchange device which comprises a shell, a heat exchange core and draught fans. Multiple layers of cavities are formed in the shell. Multiple fresh air ways are formed in the first layer of cavity and the second layer of cavity, and multiple exhaust air ways are formed in the third layer of cavity and the fourth layer of cavity, wherein the fresh air ways are independent from the exhaust air ways. Each fresh air way is provided with an independent fresh air outlet, and each exhaust air way is provided with an independent exhaust inlet. The heat exchange core is in a U shape and is arranged by surrounding the fresh air draught fan. An opening of the heat exchange core faces the outdoor side. Fresh air led in from a fresh air inlet is discharged from the fresh air draught fan, enters the heat exchange core from one side wall of the heat exchange core and is discharged from any fresh air outlet after heat exchange. Indoor exhaust is led in from any exhaust inlet, enters the top face of the heat exchange core and is discharged from an exhaust outlet through the exhaust draught fan. Multiple independent inner circulation air ways are further formed in the shell. The total heat exchange device has the beneficial effects of being diverse in function, even in efficiency distribution and high in heat exchange efficiency.

Description

Full-heat-exchange equipment
Technical field
The present invention relates to air-to-air energy recovery equipment technical field, more particularly to a kind of full-heat-exchange equipment.
Background technology
Keep the comfort ventilation in confined space, it is ensured that people are healthy, it is necessary in real time or be introduced intermittently into fresh air, while suitable control room temperature, could maintain indoor environment comfortably, meet normal work, the demand lived.But, traditional Leads to new breeze system increased air conditioner load simultaneously, and exhaust system is discharged a large amount of used heat, causes mass energy to waste.To solve the above problems, being developed can simultaneously produce the device that sensible heat and latent heat are exchanged, that is, full-heat-exchange equipment between fresh air and air draft.
The temperature exchange efficiency of full-heat-exchange equipment and resh air requirement need to meet corresponding requirement.Area and resh air requirement demand in prior art generally according to target environment selects large-scale, medium-sized or small-sized device and specific number of units, and by the connection air duct blow of diameter 100mm to 350mm to designated area.Meanwhile, full-heat-exchange equipment of the prior art can coordinate with air-conditioning system, and according to environment or target area demand, simultaneously ON/OFF or independent operating play reduction air conditioner load with indoor apparatus of air conditioner, reduce the effect of air conditioning energy consumption.But, it is limited to total-heat exchanger air channel structure, under correspondence air quantity, multiple stage full-heat-exchange equipment is connected air duct blow structure it is difficult to ensure that it is overcome after self resistance, and temperature exchange efficiency, enthalpy exchange efficiency, moisture exchange efficiency, the internal multiple parameters such as air leak rate of air curtain and effective ventilation rate can still meet actual demand or reach preferable desired value simultaneously in multiple target rooms or region.And, the cooperation of multiple stage full-heat-exchange equipment and air-conditioning system also increases the control object quantity of control system, increases the difficulty for realizing optimum control.
In sum, full-heat-exchange equipment of the prior art haves the shortcomings that heat exchanger effectiveness and resh air requirement loss is big and efficiency distribution is uneven.
The content of the invention
The present invention provides a kind of full-heat-exchange equipment, to solve prior art in full-heat-exchange equipment heat exchanger effectiveness and resh air requirement loss is big and the uneven shortcoming of efficiency distribution.
The present invention provides a kind of full-heat-exchange equipment, including housing, heat exchange core body and blower fan;Wherein described blower fan has the fresh-air fan and exhaust fan for overlapping;The housing has the fresh inlet and wind exhausting outlet for being located outside side, and outdoor fresh air is introduced from the fresh inlet, and indoor exhaust wind is discharged from the wind exhausting outlet;Multi-layer cavity is formed with the housing, in ground floor cavity and the second layer cavity multichannel fresh air duct is formed with;Multichannel wind output channel is formed with ground floor cavity, third layer cavity and the 4th layer of cavity, it is separate between the fresh air duct and wind output channel;Wherein, there is an independent fresh air outlet per fresh air duct all the way, there is an independent air draft import per wind output channel all the way;The heat exchange core body is U-shaped and arranges around the fresh-air fan positioned at second layer cavity, and the opening of the U-shaped heat exchange core body is towards outside;When being operated in heat exchange pattern, the fresh air that the fresh inlet is introduced is entered via fresh-air fan from the side side wall of U-shaped heat exchange core body, is discharged from any one or more fresh air outlets after heat exchange;Indoor exhaust wind is introduced from any one or more air draft imports, into the U-shaped heat exchange core body top surface, is carried out Jing after heat exchange and is discharged from wind exhausting outlet by exhaust fan;
Multichannel interior circulation air channel is also formed with ground floor cavity and second layer cavity;It is separate between the interior circulation air channel and the fresh air duct or wind output channel;When being operated in interior circulation pattern, indoor exhaust wind is introduced from any one or more air draft imports, is entered from fresh-air fan air inlet and is discharged from fresh air outlet via the fresh-air fan;The fresh-air fan air inlet is provided with efficient filter.
Further, it is provided with the first wind-guiding dividing plate in the ground floor cavity;The first wind-guiding dividing plate middle part has the first flange straight up, and first flange extends along U-shaped heat exchange core body top surface inside edge;The air inlet of the fresh-air fan is located at first flange inner side, and first flange separates the ground floor cavity for air draft air-inlet cavity and fresh air air-inlet cavity.
Further, it is provided with regulating valve on first flange;The regulating valve is correspondingly arranged with the air draft import.
Further, it is provided with the second wind-guiding dividing plate in the third layer cavity;The second wind-guiding dividing plate has the second flange straight down, and second flange extends along U-shaped heat exchange core body bottom surface outer edge;The air inlet of the exhaust fan is located at the second wind-guiding dividing plate center.
Preferably, the air draft import includes three;The air draft import is opened in the housing sidewall of the air draft air-inlet cavity.
Further, the U-shaped heat exchange core body is arranged in the second layer cavity;The U-shaped heat exchange core body sidewall surrounds three independent fresh air air draft chambers with housing.
Preferably, the fresh air outlet includes three;The fresh air outlet is opened in the housing sidewall of the correspondence fresh air air draft chamber.
Preferably, arbitrarily a fresh air outlet and an air draft import are opened up in the one side shell chamber inside side walls.
Further, the windward side of the U-shaped heat exchange core body is provided with air cleaner.
The full-heat-exchange equipment that the present embodiment is provided, the function that energy-conservation exchanges heat can be realized in multiple independent rooms or region by an equipment simultaneously, ensure the optimum heat exchanger effectiveness and effective scavenging efficiency in each isolated area, the efficiency realized between multiple regions is divided equally;Reduce control system load simultaneously;Without the need for spud in for the through hole of Large Diameter Pipeline on building wall column, it is to avoid carry out secondary branch indoors;Also there is interior circulation pattern simultaneously, the room air in multiple regions can be purified simultaneously, have the advantages that heat exchanger effectiveness height, practicality are good, vdiverse in function and easy for installation.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing to be used needed for embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are some embodiments of the present invention, for those of ordinary skill in the art, without having to pay creative labor, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the Structure explosion diagram of full-heat-exchange equipment one embodiment of the present invention;
Fig. 2 is the internal structure schematic diagram of full-heat-exchange equipment one embodiment of the present invention;
Fig. 3 is the longitudinal sectional view of Fig. 2;
Fig. 4 is a fresh air duct schematic diagram in full-heat-exchange equipment of the present invention the first working condition;
Fig. 5 is two fresh air duct schematic diagrames in full-heat-exchange equipment of the present invention the first working condition;
Fig. 6 is a wind output channel schematic diagram in full-heat-exchange equipment of the present invention the first working condition;
Fig. 7 is two wind output channel schematic diagrames in full-heat-exchange equipment of the present invention the first working condition;
Fig. 8 is a strong-force exhaust air channel schematic diagram in second working condition of full-heat-exchange equipment of the present invention;
Fig. 9 is two strong-force exhaust air channel schematic diagrames in second working condition of full-heat-exchange equipment of the present invention;
Figure 10 is a circulate in the wind air channel schematic diagram in full-heat-exchange equipment of the present invention the third working condition;
Figure 11 is two circulate in the wind air channel schematic diagrames in full-heat-exchange equipment of the present invention the third working condition;
Figure 12 is a kind of blower fan structure schematic diagram of embodiment of full-heat-exchange equipment of the present invention;
Figure 13 is the front sectional view of Figure 12;
Figure 14 is a kind of blower fan structure schematic diagram of embodiment of full-heat-exchange equipment of the present invention;
Figure 15 is the front sectional view of Figure 14
Figure 16 is a kind of blower fan structure schematic diagram of embodiment of full-heat-exchange equipment of the present invention.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
First, the technical term to being related in the specific embodiment makees a brief description:It is following mention each structural member it is forward and backward or left and right when, be to define relative to the position of user under structural member normal operating condition;It is also definition that the device constituted with multiple structural members is done under normal operating condition relative to the position of user when forward and backward or left and right description is carried out for the arrangement position of multiple structural members.Following fresh airs refers to the air-flow from outdoor environment space residing for full-heat-exchange equipment, it is the air draught for being intended to introduce interior for room air air-flow, specifically, air draft refers to from interior, needs to be expelled to outdoor air draught by full-heat-exchange equipment.
Refer to one embodiment of the full-heat-exchange equipment of the present invention shown in Fig. 1 to Fig. 7.
Wherein, Fig. 1 is the Structure explosion diagram of the embodiment, Fig. 2 and Fig. 3 are the sectional views that the embodiment embodies full-heat-exchange equipment internal structure, Fig. 4 and Fig. 5 are the structural representations of fresh air duct in the embodiment, when describing that wherein full-heat-exchange equipment is operated in the first state in Fig. 4, the structural representation of one fresh air duct, when Fig. 5 describes wherein full-heat-exchange equipment and is operated in the first state, the structural representation of two fresh air ducts.Fig. 6 and Fig. 7 are the structural representations of wind output channel in the embodiment, when describing that wherein full-heat-exchange equipment is operated in the first state in Fig. 6, the structural representation of one wind output channel, when full-heat-exchange equipment is operated in second state described in Fig. 7, the structural representation of two of which fresh air duct.
In the first embodiment described by Fig. 1 to Fig. 7, full-heat-exchange equipment includes housing 1, the full-heat-exchange equipment housing 1 that the embodiment is provided forms cuboid cavity structure, specifically includes top board 11, base plate 18 and surrounds the coaming plate 12 and 17 of cuboid cavity structure.Top board 11, coaming plate 12,17 and base plate 18 removably connect, and form the housing 1 of full-heat-exchange equipment.Preferably, top board 11 and base plate 18 are square or approximating square, so as to, the cross section of the cuboid cavity structure formed in whole full-heat-exchange equipment housing 1 is also square or approximating square, can be evenly distributed in cuboid cavity or through one of side wall as far as possible with the air-flow that the different lateral ensured from housing 1 is entered.If from the mounting means of lifting, the outside of housing 1 is additionally provided with multiple hangs pin 10 for lifting.
Specifically, the concrete structure inside housing 1 is to be formed with four layers of cavity in housing 1.Housing 1 receives the side side wall of outdoor fresh air and is defined as outside, and corresponding other three side side walls are defined as indoor.Fresh inlet 7 and wind exhausting outlet 19 are offered on outside.The ground floor cavity 1 of housing 1 and the side wall of second layer cavity 2 are surrounded by coaming plate 12, and the side wall of the 4th layer of cavity 4 is surrounded by coaming plate 17.Fresh inlet 7 is opened on the position of the corresponding ground floor cavity 1 of coaming plate 12, and wind exhausting outlet 19 is opened on the position of the 4th layer of cavity 4 of correspondence of coaming plate 17.Outdoor fresh air is introduced in housing 1 from fresh inlet 7, and indoor exhaust wind drains into outdoor from wind exhausting outlet 19.
Three air draft imports 81,82,83 are distributed on the different lateral of the indoor of coaming plate 12.And while being further opened with three fresh air outlets 91,92,93 on the coaming plate 12 of the side wall of correspondence second layer cavity 2.Fresh air outlet 91,92,93 and air draft import 81,82,83 are corresponded lays, that is fresh air outlet 91 and air draft import 81, fresh air outlet 92 and air draft import 82, fresh air outlet 93 and air draft import 83 are opened in respectively on three different laterals of the indoor of housing 1, to be passed through not chummery or region by air channel pipeline.
The first wind-guiding dividing plate 13 and the second wind-guiding dividing plate 14 are provided with housing 1.First wind-guiding dividing plate 13 is arranged in ground floor cavity 1, and its middle part has the first flange 131 straight up.Correspondence air draft import 81,82 and 83,131 points of flange is laid for corresponding 1311,1312 and 1,313 3 mutually perpendicular parts and in face of the air intake air-flow of air draft import.Second wind-guiding dividing plate 14 is arranged in third layer cavity 3, and the second wind-guiding dividing plate 14 has the second flange 141 straight down.
The fresh-air fan 5 and exhaust fan 6 for overlapping is arranged within the case 1, and upper, exhaust fan 6 is under for wherein fresh-air fan 5.Specifically, fresh-air fan 5 is arranged in second layer cavity 2, and exhaust fan 6 is arranged in the 4th layer of cavity 4.Fresh-air fan 5 and exhaust fan 6 select centrifugal fan.The air inlet through hollow shaft mouth of fresh-air fan 5 is provided with efficient filter 15.
It is entirely different with prior art as the vitals in full-heat-exchange equipment, U-shaped heat exchange core body 16 is provided with around fresh-air fan 5.U-shaped heat exchange core body 16 is arranged around fresh-air fan 5, and its opening is towards outside.Multichannel fresh air duct is formed with the ground floor cavity 1 and second layer cavity 2 of housing 1.Specifically, refer to shown in Fig. 4 and Fig. 5, the fresh air air-inlet cavity that the fresh air for introducing ground floor cavity 1 from fresh inlet 7 is surrounded into the flange 131 and the outside side wall of housing 1 of the first wind-guiding dividing plate 13, the air inlet through hollow shaft mouth that the inner side of flange 131 of the first wind-guiding dividing plate 13 is located at from fresh-air fan 5 enters fresh-air fan 5, and be radially redirected when the once filtration of efficient filter 15, fresh air air-flow Jing 5 impellers of fresh-air fan.The fresh air discharged from fresh-air fan 5 perpendicular to the side wall of U-shaped heat exchange core body 16 flowing through heat exchange core body 16, and the side 1621 via heat exchange core body 16 blows out from corresponding fresh air outlet 91, so as to form first via fresh air duct A, the side wall 1621 of U-shaped heat exchange core body 16 surrounds the first fresh air air draft chamber with the respective side wall of coaming plate 12 of housing 1.Additionally, the fresh air air-flow being radially redirected, can be to blow out from corresponding fresh air outlet 92 via the side 1622 of heat exchange core body 16, so as to form the second tunnel fresh air duct B, side wall 1622 surrounds the second fresh air air draft chamber with the respective side wall of coaming plate 12 of housing 1.The fresh air air-flow of radial direction or via heat exchange core body 16 side 1623 from corresponding fresh air outlet 93 in blow out, so as to form the 3rd tunnel fresh air duct C, while surrounding the 3rd fresh air air draft chamber between the respective side wall of coaming plate 12 of side wall 1623 and housing 1.The length and volume of three sides of U-shaped heat exchange core body 16 is equal or approximately equal, to ensure that the efficiency on each side of U-shaped heat exchange core body 16 is divided equally.That is, under correspondence air quantity, it is ensured that it is of substantially equal that separate three fresh air air draft chambers and fresh air export temperature exchange efficiency, enthalpy exchange efficiency and the moisture exchange efficiency detected at 91,92,93.According to actual needs, any one or more fresh air outlets in gating 91,92,93, you can so that the purification rooms different with the introducing of the outdoor fresh air of heat exchange or region will be passed through, while can ensure that performance of the full-heat-exchange equipment in regional is satisfied by requiring.
Multichannel wind output channel is formed with ground floor cavity 1, third layer cavity 3 and the 4th layer of cavity 4 in housing 1.Specifically, refer to shown in Fig. 6 and Fig. 7, the flange 131 and the indoor side wall of housing 1 of the first wind-guiding dividing plate 13 also surround at least three air draft air-inlet cavities, i.e. the first air draft air-inlet cavity, the second air draft air-inlet cavity and the 3rd air draft air-inlet cavity simultaneously.In the air draft import 81,82 or 83 that indoor exhaust wind is gated from the side wall of ground floor cavity 1 any one or it is multiple while into corresponding air draft air-inlet cavity.Air draft air-inlet cavity can be in the U-shaped of insertion, or the three side walls and air draft entrance region that correspond to U-shaped heat exchange core body using dividing plate are divided into three independent cavitys.It is preferred that air draft air-inlet cavity is arranged into the U-shaped of insertion, the first air draft air-inlet cavity, the second air draft air-inlet cavity and the 3rd air draft air-inlet cavity are three connections of orthogonal U-shaped air draft air-inlet cavity and orthogonal insertion supplied gas flow cavity.Because the flange 131 of the first wind-guiding dividing plate 13 extends along the top surface inside edge of U-shaped heat exchange core body 16, the indoor exhaust wind that air draft import 81,82 and/or 83 is entered is by the obstruct of flange 131.Any one air draft import from 81,82 and 83 enters the gas of air draft air-inlet cavity, flows through heat exchange core body 16 perpendicular to the top surface of U-shaped heat exchange core body 16 and the bottom surface via U-shaped heat exchange core body 16 flows into third layer cavity 3.The the second wind-guiding dividing plate 14 arranged in third layer cavity 3 has flange 141, and outer edge of the flange 141 along U-shaped heat exchange core body bottom surface extends, and flange 141 plays drainage.The air inlet through hollow shaft mouth of exhaust fan 6 is formed with the center of the second wind-guiding dividing plate 14 of third layer cavity 3.The top surface of U-shaped heat exchange core body 16, namely it is provided with air cleaner on the windward side of U-shaped heat exchange core body correspondence indoor exhaust wind, indoor exhaust wind after air cleaner filtration and the heat exchange of U-shaped heat exchange core body 16 enters exhaust fan 6 due to the drainage of flange 141 from the air inlet through hollow shaft mouth of the exhaust fan 6 positioned at the center of the second wind-guiding dividing plate 14, discharges from wind exhausting outlet 19 after changing wind direction radially.As shown in Figure 6 and Figure 7, i.e., in housing 1 ground floor cavity 1, third layer cavity 3 and three articles of different wind output channel D, E, F are formed in the 4th layer of cavity 4.Under corresponding air quantity, it is ensured that show that temperature exchange efficiency, enthalpy exchange efficiency and moisture exchange efficiency are of substantially equal by detecting differential thermal calculation at separate air draft import 81,82 and 83 and wind exhausting outlet 19.According to actual needs, any one or more air draft imports in gating 81,82,83, you can so that the air draft in different rooms or region to be introduced, while can ensure that performance of the full-heat-exchange equipment in regional is satisfied by requiring.The U-shaped air draft air-inlet cavity of preferred insertion, the air draft for entering air draft air-inlet cavity from any one air draft import 81,82 or 83 can pass through maximum effective heat exchange area, optimize the heat exchange efficiency of U-shaped heat exchange core body.
During work, it is any one fresh air duct A, B, mutually independent between C and any one wind output channel D, E, F, fresh air and air draft in fresh air duct and wind output channel carries out heat exchange with mutually orthogonal direction into U-shaped heat exchange core body, on the premise of maximum effective heat exchange area, optimum heat exchange efficiency and optimal effective ventilation rate is ensured, realize and internal air leak rate of air curtain is maintained into minimum level.
Lay because fresh air outlet 91,92,93 and air draft import 81,82,83 are corresponded, a fresh air outlet and an air draft import are at least offered on three surface side walls of the indoor of housing 1.One of fresh air outlet or the outlet of multiple fresh airs, an air draft import or multiple wind exhausting outlets can be connected by exhaust duct.Fresh air duct A, B, C, wind output channel D, E, F are introduced into different rooms.Same full-heat-exchange equipment can not affect for three room services and heat exchanger effectiveness and ventilation rate simultaneously.So as to reduce the control load of whole room conditioning wind-exchanging system simultaneously.Towards the fresh air outlet and air draft import of three different directions, also allow for setting up air channel pipeline, save unnecessary mounting material, while equipment self resistance is reduced installation procedure is simplified.
The full-heat-exchange equipment that the present embodiment is provided, the function that energy-conservation exchanges heat can be realized in multiple independent rooms or region by an equipment simultaneously, ensure the optimum heat exchanger effectiveness and effective scavenging efficiency in each isolated area, the efficiency realized between multiple regions is divided equally;Reduce control system load simultaneously;Have the advantages that heat exchanger effectiveness height, practicality are good and easy for installation.
Refer to Fig. 8 to Fig. 9 and show the schematic diagram that full-heat-exchange equipment of the present invention is operated in the second working condition;When wherein Fig. 8 describes that wherein full-heat-exchange equipment is operated in second state, the structural representation in one of strong-force exhaust air channel, when full-heat-exchange equipment is operated in second state described in Fig. 9, the structural representation in two of which strong-force exhaust air channel.
The strong-force exhaust pattern of full-heat-exchange equipment, namely second working condition of full-heat-exchange equipment is mainly used in that indoor environment is not good, particularly such as someone's smoking or room air pollution but due to building structure or the restriction of environment cannot open a window it is ventilative in the case of.Under this kind of mode of operation, full-heat-exchange equipment main purpose is as soon as possible foul indoor air to be discharged into outdoor from the wind exhausting outlet 19 of outside.
Specifically, referring to shown in Fig. 8 and Fig. 9, being provided with three the first by-passing valves 211,221 and 231 on the first wind-guiding dividing plate 13;Also three the second by-passing valves 212,222 and 232 are correspondingly arranged in second layer cavity.The control unit that the aperture of by-passing valve 211,221 and 231 and 212,222 and 232 can pass through in the electric-controlled box 40 of full-heat-exchange equipment is realized, controls its standard-sized sheet, cut-off, opens or be operated in Flow-rate adjustment pattern soon by control unit.Control unit can by single-chip microcomputer or can realize said function integrated circuit realize, by-passing valve 211 is arranged on the roof of the first fresh air air draft chamber, by-passing valve 221 is arranged on the roof of the second fresh air air draft chamber, and by-passing valve 231 is arranged on the roof of the 3rd fresh air air draft chamber.Corresponding, by-passing valve 212 is arranged on the diapire of the first fresh air air draft chamber, and by-passing valve 222 is arranged on the diapire of the second fresh air air draft chamber, and by-passing valve 232 is arranged on the diapire of the 3rd fresh air air draft chamber.
Under second working condition, the control unit in the electric-controlled box 40 of full-heat-exchange equipment, fresh-air fan 5 is stalled, exhaust fan 6 works for control.By-passing valve 211 and 212,221 and 222,231 and 232 linkage actions are controlled simultaneously.Any one or more air draft imports in 81,82 and 83 are opened, indoor exhaust wind enters corresponding first air draft air-inlet cavity, the second air draft air-inlet cavity or the 3rd air draft air-inlet cavity.Due to the current limliting drainage of by-passing valve 211,221 and 231, the indoor exhaust wind entered from air draft import 8 enters the first fresh air chamber, the second fresh air chamber and the 3rd fresh air chamber by by-passing valve.Now, because fresh-air fan 5 is stalled, the air inlet of exhaust fan 6 that by-passing valve 212,222 and 232 drainage indoor exhaust winds are entered in third layer cavity 3 is changed into by exhaust fan 6 and radially drains into outdoor from the wind exhausting outlet 19 of outside.Therefore, it is corresponding, corresponding at least three articles strong-force exhaust air channels G, H, I are formed between ground floor cavity 1, second layer cavity 2, third layer cavity 3 and the 4th layer of cavity 4.That is, under conditions of original fresh air duct and wind output channel is not affected, by four layers of air channel structure of full-heat-exchange equipment, coordinate the linkage folding condition of control by-passing valve simultaneously, three bypass passageways are defined in housing 1, the ventilation efficiency of optimization indoor exhaust wind, while reducing energy consumption when full-heat-exchange equipment is operated in strong-force exhaust state, has the advantages that effect is good and energy consumption is low.
Refer to Figure 10 and Figure 11 and show the schematic diagram that full-heat-exchange equipment of the present invention is operated in the 3rd working condition;When wherein Figure 10 describes wherein full-heat-exchange equipment and is operated in the third working condition, the structural representation in one of interior circulation air channel;When full-heat-exchange equipment is operated in the third state described in Figure 11, the structural representation in two of which interior circulation air channel.
The interior circulation pattern of full-heat-exchange equipment, that is, the third working condition of full-heat-exchange equipment is mainly used under conditions of only need room air being purified.In the third working condition, the major function of full-heat-exchange equipment is similar to can be while purify the air cleaning unit of three space airs.
Specifically, referring to shown in Figure 10 and Figure 11, in being operated in the third working condition, electric signal is exported by the control module in electric-controlled box 40, control by-passing valve 211 and 212,221 and 222,231 and 232 is in cut-off state, while outside fresh inlet 7 is closed.It is respectively arranged with regulating valve 241,242 and 243 on the flange 1311,1312 and 1313 of the first wind-guiding dividing plate 13, any one or more in control module control and regulation valve 241,242 and 243 are shown in a fully open operation.When three different rooms or three different regions connect full-heat-exchange equipment by discharge duct, if the air only in one or two room needs purification, then corresponding one or more controlled by control module in corresponding air draft import 81,82 or 83, corresponding regulating valve 241,242 or 243 is shown in a fully open operation.It is shown in Figure 10, as air draft import 82 is opened, corresponding regulating valve 242 is opened, the indoor exhaust wind for entering the introducing of wind inlet 82 from air draft introduces the air inlet of fresh-air fan 5 by the drainage of regulating valve 242, enters axially into fresh-air fan 5 and changes into and radially enter the second fresh air air draft chamber via the side wall 1612 of heat exchange core body and discharge from the fresh air outlet 92 positioned at the same side.Because the air inlet of fresh-air fan 5 is provided with efficient filter 15, get in again by the second fresh air air draft chamber after being filtered into the indoor exhaust wind of housing 1 by interior circulation air channel K.It is corresponding, the air inlet of fresh-air fan 5 is introduced by the drainage of regulating valve 241 and 243 from the indoor exhaust wind for entering the introducing of wind inlet 81,83, enter axially into fresh-air fan 5 and change into and radially enter the first fresh air air draft chamber or the 3rd fresh air air draft chamber via the side wall 1611 or 1612 of heat exchange core body and discharge from the fresh air outlet 91 or 93 positioned at the same side, form interior circulation air channel J and interior circulation air channel L as shown in figure 11.
By forming three independent interior circulation air channel J, K, L in ground floor cavity 1 and second layer cavity 2, full-heat-exchange equipment can be purified to the air in one of place, region or independent room simultaneously, air in three places, region or independent room can also be purified, there is various mode of operation, efficiency high and energy consumption is low.
Three kinds of working conditions of full-heat-exchange equipment in sum, wherein there is at least three kinds cooperating states between fresh-air fan 5 and exhaust fan 6.When full-heat-exchange equipment is operated in heat exchange pattern, the exhaust fan 6 of fresh-air fan 5 works;When being operated in strong-force exhaust pattern, exhaust fan 6 works, and fresh-air fan 5 is shut down;When being operated in interior circulation pattern, exhaust fan 6 is shut down, and fresh-air fan 5 works.Three of the above working condition can pass through two independent centrifugal fans of motor control two and realize.Specifically, fresh-air fan 5 includes the motor 52 of control fresh air fan 51, and exhaust fan 6 includes the motor 62 of control air ejector fan 61.
Used as another kind of alternative, referring to shown in Figure 12 and Figure 13, fresh air fan 51 and air ejector fan 61 are controlled by a double-end output motor 32, and arrangement of clutch 33 is provided with double-end output motor 32.Motor 32 can be arranged in the third layer cavity of full-heat-exchange equipment, its output shaft had both coupled fresh air fan 51 or connection air ejector fan 61,, as the load together action of double-end output motor 32, full-heat-exchange equipment is operated in heat exchange pattern for fresh air fan 51 and air ejector fan 61.When clutch connecting device 33 cuts off, used as the load single movement of motor 32, full-heat-exchange equipment is operated in interior circulation pattern or strong-force exhaust pattern for fresh air fan 51 or air ejector fan 61.
As another kind of alternative by the control of double-end output motor 32.Referring to shown in Figure 14 and Figure 15, clutch connecting device 30 is additionally provided between fresh air fan 51 and air ejector fan 61.When being coupled by clutch connecting device 30, simultaneously as the load synchronization action of motor 32, full-heat-exchange equipment is operated in heat exchange pattern for fresh air fan 51 and air ejector fan 61.When clutch connecting device 30 cuts off, used as the load single movement of motor 32, full-heat-exchange equipment is operated in strong-force exhaust pattern to air ejector fan 61.Same, motor 32 can be arranged in the second layer cavity 2 of full-heat-exchange equipment, and its output shaft also directly couples fresh air fan 51, when clutch connecting device 30 cuts off, used as the load single movement of motor 32, full-heat-exchange equipment is operated in interior circulation pattern to fresh air fan 51.Using this kind of control program, full-heat-exchange equipment is only capable of realizing heat exchange pattern and strong-force exhaust pattern, or the two kinds of function combinations of heat exchange pattern and interior circulation pattern.
It is shown in Figure 16, if the field that actual installation is used only needs equipment to realize heat exchange function.Then alternatively, double-end output motor 34 is set between fresh air fan 51 and air ejector fan 61, the synchronization action of fresh air fan 51 and air ejector fan 61 is realized by double-end output motor 34.Using this kind of control program, full-heat-exchange equipment is only capable of realizing a kind of function combination of heat exchange pattern.
Finally it should be noted that:Above example only to illustrate technical scheme, rather than a limitation;Although being described in detail to the present invention with reference to the foregoing embodiments, it will be understood by those within the art that:It still can modify to the technical scheme described in foregoing embodiments, or carry out equivalent to which part technical characteristic;And these modifications or replacement, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.

Claims (9)

1. a kind of full-heat-exchange equipment, including housing, heat exchange core body and blower fan;Wherein described blower fan has the fresh-air fan and exhaust fan for overlapping;The housing has the fresh inlet and wind exhausting outlet for being located outside side, and outdoor fresh air is introduced from the fresh inlet, and indoor exhaust wind is discharged from the wind exhausting outlet;Characterized in that, being formed with multi-layer cavity in the housing, in ground floor cavity and the second layer cavity multichannel fresh air duct is formed with;Multichannel wind output channel is formed with ground floor cavity, third layer cavity and the 4th layer of cavity, it is separate between the fresh air duct and wind output channel;Wherein, there is an independent fresh air outlet per fresh air duct all the way, there is an independent air draft import per wind output channel all the way;The heat exchange core body is U-shaped and arranges around the fresh-air fan positioned at second layer cavity, and the opening of the U-shaped heat exchange core body is towards outside;When being operated in heat exchange pattern, the fresh air that the fresh inlet is introduced is entered via fresh-air fan from the side side wall of U-shaped heat exchange core body, is discharged from any one or more fresh air outlets after heat exchange;Indoor exhaust wind is introduced from any one or more air draft imports, into the U-shaped heat exchange core body top surface, is carried out Jing after heat exchange and is discharged from wind exhausting outlet by exhaust fan;
Multichannel interior circulation air channel is also formed with ground floor cavity and second layer cavity;It is separate between the interior circulation air channel and the fresh air duct or wind output channel;When being operated in interior circulation pattern, indoor exhaust wind is introduced from any one or more air draft imports, is entered from fresh-air fan air inlet and is discharged from fresh air outlet via the fresh-air fan;The fresh-air fan air inlet is provided with efficient filter.
2. full-heat-exchange equipment according to claim 1, it is characterised in that the first wind-guiding dividing plate is provided with the ground floor cavity;The first wind-guiding dividing plate middle part has the first flange straight up, and first flange extends along U-shaped heat exchange core body top surface inside edge;The air inlet of the fresh-air fan is located at first flange inner side, and first flange separates the ground floor cavity for air draft air-inlet cavity and fresh air air-inlet cavity.
3. full-heat-exchange equipment according to claim 2, it is characterised in that be provided with regulating valve on first flange;The regulating valve is correspondingly arranged with the air draft import.
4. full-heat-exchange equipment according to claim 2, it is characterised in that the second wind-guiding dividing plate is provided with the third layer cavity;The second wind-guiding dividing plate has the second flange straight down, and second flange extends along U-shaped heat exchange core body bottom surface outer edge;The air inlet of the exhaust fan is located at the second wind-guiding dividing plate center.
5. full-heat-exchange equipment according to claim 3, it is characterised in that the air draft import includes three;The air draft import is opened in the housing sidewall of the air draft air-inlet cavity.
6. full-heat-exchange equipment according to claim 4, it is characterised in that the U-shaped heat exchange core body is arranged in the second layer cavity;The U-shaped heat exchange core body sidewall surrounds three independent fresh air air draft chambers with housing.
7. full-heat-exchange equipment according to claim 5, it is characterised in that the fresh air outlet includes three;The fresh air outlet is opened in the housing sidewall of the correspondence fresh air air draft chamber.
8. full-heat-exchange equipment according to claim 6, it is characterised in that arbitrarily open up a fresh air outlet and an air draft import in the one side shell chamber inside side walls.
9. the full-heat-exchange equipment according to any one of claim 1 to 7, it is characterised in that the windward side of the U-shaped heat exchange core body is provided with air cleaner.
CN201510709853.7A 2015-10-28 2015-10-28 Full-heat-exchange equipment Active CN106642500B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340987A (en) * 2018-10-17 2019-02-15 张静 Ventilation equipment

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Publication number Priority date Publication date Assignee Title
JPS58158438A (en) * 1982-03-15 1983-09-20 Hitachi Ltd Heat exchange type ventilation device
AU5247290A (en) * 1989-04-19 1990-10-25 Mallory Technologies Pty Limited Heat exchanger
US5193610A (en) * 1992-01-10 1993-03-16 Rene Morissette Defrostable ventilation system
CN1152697A (en) * 1995-12-22 1997-06-25 黄信璁 Improved structure for hanging type air-conditioning ventilating device
CN1563834A (en) * 2004-04-08 2005-01-12 鞠飞 Hear exchanger for new fan
CN2849538Y (en) * 2005-11-21 2006-12-20 深圳市英维克科技有限公司 Heat exchange energy saver
CN103438539A (en) * 2013-08-28 2013-12-11 北京环都人工环境科技有限公司 Small-sized energy-saving ventilator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158438A (en) * 1982-03-15 1983-09-20 Hitachi Ltd Heat exchange type ventilation device
AU5247290A (en) * 1989-04-19 1990-10-25 Mallory Technologies Pty Limited Heat exchanger
US5193610A (en) * 1992-01-10 1993-03-16 Rene Morissette Defrostable ventilation system
CN1152697A (en) * 1995-12-22 1997-06-25 黄信璁 Improved structure for hanging type air-conditioning ventilating device
CN1563834A (en) * 2004-04-08 2005-01-12 鞠飞 Hear exchanger for new fan
CN2849538Y (en) * 2005-11-21 2006-12-20 深圳市英维克科技有限公司 Heat exchange energy saver
CN103438539A (en) * 2013-08-28 2013-12-11 北京环都人工环境科技有限公司 Small-sized energy-saving ventilator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340987A (en) * 2018-10-17 2019-02-15 张静 Ventilation equipment

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