CN103438539A - Small-sized energy-saving ventilator - Google Patents

Small-sized energy-saving ventilator Download PDF

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Publication number
CN103438539A
CN103438539A CN201310381853XA CN201310381853A CN103438539A CN 103438539 A CN103438539 A CN 103438539A CN 201310381853X A CN201310381853X A CN 201310381853XA CN 201310381853 A CN201310381853 A CN 201310381853A CN 103438539 A CN103438539 A CN 103438539A
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air
return air
new wind
plate
heat exchanger
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CN201310381853XA
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CN103438539B (en
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孟东辉
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BEIJING HUANDU TOP AIR CONDITIONING CO., LTD.
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BEIJING HOLTOP ARTIFICIAL ENVIRONMENT TECHNOLOGY Co Ltd
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Abstract

The invention provides a small-sized energy-saving ventilator which comprises a shell body composed of a top plate, a bottom plate, two long-edge side plates and two short-edge side plates. An intermediate partition plate for being connected with the top plate, the bottom plate and the two long-edge side plates is arranged inside the shell body, the intermediate partition plate is used for dividing the interior of a machine shell into two areas, one area is a heat exchanging area, and the other area is an exhausting area. A heat exchanger which is vertically placed is arranged in the heat exchanging area, two horizontally-rotating volute blowers are arranged in the exhausting area, and the two volute blowers are vertically stacked and are driven by the same double-shaft motor to rotate. In the small-sized energy-saving ventilator, the total stacked height of the two volute blowers is smaller than that of the heat exchanger, therefore, the whole height of the small-sized energy-saving ventilator depends on the height of the heat exchanger, therefore, under the premise that the ventilation requirement is ensured, the size of the small-sized energy-saving ventilator is reduced, and the small-sized energy-saving ventilator is suitable for being used in the house with the small installation space.

Description

The miniature energy-saving ventilator
Technical field
The present invention relates to a kind of small-sized air interchanger, belong to technical field of heat exchange.
Background technology
Along with the penetration and promotion of miniaturization house, day by day strong to the user demand of small-sized air interchanger.
In prior art, the design of multiple miniaturization air interchanger is arranged.Wherein, the thinnest air interchanger should be disclosed ventilation equipment in the patent No. Chinese invention patent that is ZL200510131429.5.These ventilation equipment comprise: blower fan apparatus, heat exchange unit and housing, housing has the first cavity and the second cavity, accommodating heat exchange unit in the first cavity, accommodating blower fan apparatus in the second cavity, and the second cavity and the connection of the first cavity.The housing of these ventilation equipment has the flattened rectangular box shape of Bao Erkuan, and the thickness of housing is equal to or less than 100mm substantially.In order to adapt to flat housing design, in these ventilation equipment, for importing the first air inlet of outdoor air and being designed to run through the sidewall of the first cavity for the outlet of discharging room air, and become to run through the bottom of described the second cavity for the second air inlet of importing room air and the entry design for to interior space air feed.That is, in these ventilation equipment, the vent design of outside is on the sidewall of housing, and the vent design of indoor is in the bottom of housing.
On the one hand, use this heat exchanger type, if connect in the bottom of housing the ventilation shaft that leads to inside, house, can increase the height of the installing space of these ventilation equipment, can not reach the purpose of the slim machine of initial design.And also make the installing space of this heat exchanger narrow and small in the mode of housing bottom connection ventilation shaft, be not easy to install and maintenance.
On the other hand, according to the design size of this heat exchanger type, calculate, can't meet the ventilation standard in the common house of China.
Specifically, in the air-to-air energy recovery equipment of GB GB/T 21087-2007 defined, the requirement of heat exchanger exchange efficiency is as follows: for full-heat-exchange equipment, during refrigeration, require enthalpy efficiency > 50%, while heating, require enthalpy efficiency > 55%; For the Exchange of apparent heat device, during refrigeration, require temperature efficiency > 60%, while heating, require temperature efficiency > 65%.
According to the design size of this type, calculate, the wind wheel external diameter of its use is about Φ 232mm, and the wind wheel height is about 23mm, length of blade is about 65mm, and blade is hypsokinesis, negligible amounts, single admission, calculate if motor speed is pressed 1400r/min, and the issuable maximum quantity of wind of wind wheel is about 100m so 3/ h.Calculate the ventilation area in house according to the maximum quantity of wind 100CMH of these ventilation equipment, the room that is 3m for a floor height, be 1 time/hour in rate of ventilation, and meet under the prerequisite of requirement of GB heat exchanger exchange efficiency simultaneously, and the area of taking a breath within doors is about 100m 3/ h*3m*1=33m 2.As can be seen here, with the maximum quantity of wind calculating of ventilation equipment, this slim machine is confined to 33m 2following separate room independent ventilation is used.
Due to the maximum quantity of wind of blower fan be blower fan in space fully freely issuable air quantity, according to the fan design principle, in actual use, the air inlet of blower fan will have certain ,Gai space, space can produce the air quantity minimizing that resistance makes blower fan to the distance of the tank wall that blower fan is installed.In above-mentioned design, it is very thin that ventilation equipment design, the space of air inlet and tank wall is very little, can cause very large resistance, cause the air quantity of blower fan significantly to reduce, therefore, air quantity during actual the use will be far fewer than 100CMH, that is to say, above-mentioned slim machine in actual use, can't meet 33m at all 2the ventilation demand in the separate room of left and right.Because the area at the Chinese practice house will be far longer than 33m 2so,, use the air quantity of the ventilating system generation of above-mentioned blower fan far can not meet the instructions for use in domestic house, therefore, market popularity and the convertibility of above-mentioned type are always bad.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of miniature energy-saving air interchanger.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of miniature energy-saving ventilator, comprise by top board, base plate, two long side plates and two housings that the minor face side plate forms, wherein, described enclosure interior is provided with for connecting the central dividing plate of top board, base plate and two long side plates, described central dividing plate is for being divided into two zones by casing inside, one of them is heat exchange area, and another is the air draft zone;
In described heat exchange area, be provided with the heat exchanger of vertical placement, the left comer line of described heat exchanger and right corner line respectively with described central dividing plate and a side minor face side plate butt, the front linea angulata of described heat exchanger is connected with two long side plates with the second plate washer by the first baffle plate respectively with rear linea angulata.
Wherein more preferably, the centre position in described air draft zone short transverse, be horizontally disposed with lower clapboard, and described upper lower clapboard, for described air draft zone is divided into to upper and lower two-layer air draft zone, is respectively new wind blow zones and return air exhaust zone.
Wherein more preferably, the centre position of described upper lower clapboard is provided with dual-axle motor, and two motor shafts of described dual-axle motor vertically stretch into respectively new wind blow zones and return air exhaust zone; Described dual-axle motor is for driving two spiral case blower fan rotations that are arranged at respectively new wind blow zones and return air exhaust zone; Described spiral case blower fan horizontally rotates around the motor shaft of described dual-axle motor.
Wherein more preferably, the height sum of two described spiral case blower fan vertical directions is less than the height of described heat exchanger.
Wherein more preferably, be provided with on described central dividing plate for being communicated with the fresh wind port of described new wind blow zones and heat exchange area, be provided with on described central dividing plate for being communicated with the return air inlet of described return air exhaust zone and described heat exchange area.
Wherein more preferably, in described heat exchange area, be provided with front linea angulata for connecting described heat exchanger and the 3rd baffle plate of described central dividing plate, and for the rear linea angulata that connects described heat exchanger and the fourth speed plate of described central dividing plate;
Described the first baffle plate, described third gear plate, described central dividing plate and the long side plate be connected with described the first baffle plate form the first bypass passageways, and described second baffle, described fourth speed plate, described central dividing plate and the long side plate be connected with described second baffle form the second bypass passageways; Described the first bypass passageways and described the second bypass passageways are respectively new wind bypass passageways and return air bypass passageways;
On described central dividing plate, be provided with for being communicated with the second fresh wind port of described new wind blow zones and described new wind bypass passageways, on described central dividing plate, also be provided with for being communicated with the second return air inlet of described return air exhaust zone and described return air bypass passageways, on described the first baffle plate and described second baffle, be respectively arranged with for being communicated with the opening in new wind bypass passageways and new wind air intake district, and for being communicated with the opening in return air bypass passageways and return air air intake district.
Wherein more preferably, described the second return air inlet, described fresh wind port, described return air inlet, described the second fresh wind port, along continuous straight runs are opened on described central dividing plate successively, and, in the vertical direction zero lap zone each other.
Wherein more preferably, the new wind outlet air surface that described heat exchanger has new wind air intake surface and is communicated with by air-guiding aisle with described new wind air intake surface, the return air outlet air surface that described heat exchanger has the return air air intake surface and is communicated with by air-guiding aisle with described return air air intake surface; Described new wind air intake surface and described return air air intake surface be over against same minor face side plate, and be the miter angle butt with same minor face side plate.
Wherein more preferably, with described new wind air intake surface over against the long side plate and the minor face side plate on offer respectively a new wind air inlet; With described return air air intake surface over against the long side plate and the minor face side plate on offer respectively a return air air inlet.
Wherein more preferably, be respectively arranged with the primarily efficient filter device on the new wind air intake surface of described heat exchanger and return air air intake surface; On the new wind outlet air surface of described heat exchanger, the medium air filtration device is set.
Be provided with the heat exchanger of vertical placement and the spiral case blower fan that two horizontally rotate in miniature energy-saving air interchanger provided by the invention, two spiral case blower fans vertically stack, two spiral case blower fans drive rotation by same dual-axle motor, overall height after two spiral case blower fans stack is less than the height of heat exchanger, so, the whole height of this miniature energy-saving air interchanger depends on the height of heat exchanger, thereby, dwindled the volume of miniature energy-saving ventilator under the prerequisite that guarantees the ventilation demand.The new wind air inlet of this miniature energy-saving air interchanger, return air air inlet, new wind air outlet and return air exhaust outlet all are arranged on the sidewall of casing, can not increase the height requirement of installing space, and, this miniature energy-saving air interchanger is provided with two new wind air inlets and two return air air inlets, makes the mounting means of this miniature energy-saving ventilator more flexible.In addition, in this miniature energy-saving air interchanger, two spiral case blower fans are realized the equivalent displacement in heat exchanger of new wind and return air by the mode of negative inspiratory pressure, and the stability of equilibrium of heat exchanger is good.
The accompanying drawing explanation
Fig. 1 is in first embodiment of the invention, the structural representation of miniature energy-saving ventilator;
Fig. 2 is in the first embodiment, the heat exchange principle schematic diagram of miniature energy-saving ventilator;
Fig. 3 is in second embodiment of the invention, the structural representation of miniature energy-saving ventilator;
Fig. 4 is in the second embodiment, the heat exchange principle schematic diagram of miniature energy-saving ventilator;
Fig. 5 is in the second embodiment, the structural representation of central dividing plate;
Fig. 6 is in the second embodiment, the ventilation principle schematic diagram after unlatching bypass ventilatory.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, technology contents of the present invention is elaborated.
Miniature energy-saving ventilator provided by the invention, have that installation volume is little, installation site characteristics flexibly, is applicable to the house that installing space is less and uses.
The height of this miniature energy-saving ventilator depends primarily on the height of heat exchanger.This miniature energy-saving ventilator, by two spiral case horizontal fan are placed, (rotating shaft of spiral case blower fan is perpendicular to base plate, the spiral case blower fan horizontally rotates around rotating shaft), and use dual-axle motor to drive two spiral case blower fan rotating Vortexes, realize that new wind wind path and return air wind path carry out heat exchange in heat exchanger, have reduced the volume of air interchanger.Simultaneously, this miniature energy-saving ventilator is provided with two new wind air inlets and two return air air inlets, can select a use in actual the use or use simultaneously, thereby making the mounting means of this miniature energy-saving ventilator more flexible.
Concrete structure below in conjunction with accompanying drawing to this miniature energy-saving ventilator is described in detail.Hereinafter, will enter indoor air and be defined as new wind from outdoor, the air from indoor discharge chamber will be defined as to return air.
The first embodiment:
Referring to Fig. 1, the structure with the orientation in Fig. 1 to the miniature energy-saving ventilator describes.This miniature energy-saving ventilator has rectangular base plate and the top board (Fig. 1 is not shown) that two areas equate, and four blocks of side plates that are respectively used to four sides of connecting bottom board and top board, wherein, left plate, right plate are the minor face side plates, and front side board, back side panel are the long side plates.Base plate, top board, left plate, right plate, front side board and back side panel form flat rectangle casing 1.
In the inside of casing 1, be provided with the central dividing plate 2 that is parallel to left plate and be arranged at the left side of central dividing plate 2 and perpendicular to the upper lower clapboard 3 of left plate.The front and back side of central dividing plate 2 is connected with back side panel with front side board respectively, and the base of central dividing plate 2 is connected with top board with base plate respectively with top margin, thereby central dividing plate 2 is divided into the air draft zone in left side and the heat exchange area on right side by the inside of casing 1.The left and right side of upper lower clapboard 3 connects respectively left plate and central dividing plate 2, the front and back side connects respectively front side board and back side panel, thereby upper lower clapboard 3 is divided into by the air draft zone in central dividing plate 2 left sides the two-layer independently air draft zone that volume equates, is respectively the outdoor exhaust zone on upper strata and the indoor blow zones of lower floor.Simultaneously, central dividing plate 2 be take center line as boundary, on the top of its rear side, offers for being communicated with the return air inlet 2a in the indoor return air of exhaust zone and right side district outside upper chamber; In the bottom of its front side, offer for being communicated with the fresh wind port 2b in the outdoor Xin Feng of blow zones and right side district in lower chamber.
Leftward space at central dividing plate 2, the centre position of upper lower clapboard 3 is equipped with dual-axle motor, two motor shafts of dual-axle motor vertically stretch into respectively the outdoor exhaust zone on upper strata and the indoor blow zones of lower floor, are respectively used to drive installation in two spiral case blower fans, 4 rotations of the indoor blow zones of the outdoor exhaust zone on upper strata and lower floor.Perpendicular to base plate, spiral case blower fan 4 horizontally rotates around rotating shaft the rotating shaft of spiral case blower fan 4 (being the motor shaft of dual-axle motor).Wherein, the spiral case blower fan 4 on upper strata utilizes negative pressure, by the return air in the outdoor exhaust zone on upper strata from spiral case upper and lower sides inspiration spiral case inside, and under the effect of centrifugal force, by return air from return air exhaust outlet 12 discharge chambers that are arranged at casing 1 left side, rear portion.In like manner, the spiral case blower fan 4 of lower floor utilizes negative pressure, by the new wind inspiration spiral case inside in the indoor blow zones of lower floor, and, under the effect of centrifugal force, by new wind, from the new wind air outlet 14 that is arranged at casing 1 anterior left side, sends into indoor.
In this miniature energy-saving ventilator, the wind wheel external diameter used is Φ 280mm, the wind wheel height is about 66mm, length of blade is about 35mm, blade height 58mm, 99 of blade quantities, blade leans forward, two-way air intake, just omit calculating if motor speed is pressed 1400r/min, and the air quantity that wind wheel produces so is about 350m 3/ h, can meet indoor 120m 2the requirement of below taking a breath.And, such wind wheel to be packed into after spiral case, maximum can produce the outer overbottom pressure of machine of 330Pa; Heat exchanger area 0.35*0.22=0.077m 2, heat exchanger length 350mm, heat exchanger plate spacing 2.5mm, the resistance produced is about 150Pa, and the resistance of filter is 30Pa, and the air-supply exhaust outlet can directly access pipeline, the pressure of 330-150-30=150Pa, can connect about 27m long pipeline like this, can meet and be transported to the not requirement of chummery.
In the heat exchange area on central dividing plate 2 right sides, be provided with the heat exchanger 5 of vertical placement.The cross section of the horizontal direction of heat exchanger 5 is square, and extends along the short transverse of side plate, and heat exchanger 5 has the height basically identical with the height of casing 1 side plate.
Heat exchanger 5 adopts cross-flow plate heat exchanger, has the square fin of the multilayer be arranged in parallel along the side plate short transverse.Form isolated each other air-guiding aisle between adjacent fins, adjacent air-guiding aisle is vertical and isolation mutually, and each air-guiding aisle replaces successively on the short transverse of heat exchanger 5.Heat exchanger 5 has new wind air intake surface, return air air intake surface, and the new wind outlet air surface connected with new wind air intake surface and the return air outlet air surface connected with the return air air intake surface.New wind air intake surface and newly the wind outlet air surface be arranged on the relative both sides of square sectional; Return air air intake surface and return air outlet air surface are arranged on the relative other both sides of square sectional.Wherein, in order to reach better air filtration effect, new wind air intake surface at heat exchanger 5 arranges the primarily efficient filter device, filter the larger contaminant particle of particle diameter, new wind exit face at heat exchanger 5 arranges the medium air filtration device, filter the pellet of particle diameter little (PM2.5um), by the mode of double medium filtration, can reach air filtration effect preferably.In addition, can also the primarily efficient filter device be set at the return air air intake surface of heat exchanger 5.
The new wind air intake surface of heat exchanger 5 and return air air intake surface and right plate are with the miter angle butt, and new wind outlet air surface and return air outlet air surface and central dividing plate 2 are with the miter angle butt.Both sides, front and back at heat exchanger 5, be respectively arranged with front apron and backboard, is respectively used to connect the front and back diagonal of heat exchanger 5 and front side board and the back side panel of casing 1.In like manner, between the left and right of heat exchanger 5 diagonal and right plate and central dividing plate 2, right baffle-plate and right baffle plate also can be set, thereby the heat exchange space on central dividing plate 2 right sides is divided into to four independently zones, be positioned at the new wind blow zones of heat exchanger 5 left fronts, be positioned at the return air blow zones of heat exchanger 5 left backs, be positioned at the return air air intake district of heat exchanger 5 right fronts, and be positioned at the new wind air intake district of heat exchanger 5 right backs.Wherein, return air air intake district and return air blow zones are communicated with by the air-guiding aisle that runs through right front and left back in heat exchanger 5, and be communicated with the outdoor exhaust zone that is positioned at central dividing plate 2 upper stratas, left side by the return air inlet 2a on central dividing plate 2, form the return air channel of casing 1 inside.In like manner, new wind air intake district and new wind blow zones are communicated with by the air-guiding aisle that runs through right back and left front in heat exchanger 5, and be communicated with the indoor blow zones that is positioned at central dividing plate 2 left side lower floors by the fresh wind port 2b on central dividing plate 2, form the new wind passage of casing 1 inside.In this embodiment, in order to reduce the volume of miniature energy-saving ventilator, save right baffle-plate and right baffle plate, thereby made heat exchanger 5 directly be connected on central dividing plate 2 and right plate, made the heat exchange space minimum on central dividing plate 2 right sides.
Offer return air exhaust outlet 12 and new wind air outlet 14 in the front side board of casing 1 and position relative with the air outlet of spiral case blower fan on back side panel, new wind air outlet 14 is opened in the left part of front side board, and return air exhaust outlet 12 is opened in the left part of back side panel.Offer respectively two return air air inlets at the front side board of casing 1 with position relative with return air air intake district on right plate, be respectively the return air air inlet A1 be arranged on front side board and be arranged on the return air air inlet A2 on right plate; Offer respectively two new wind air inlets at the back side panel of casing 1 with position relative with new wind air intake district on right plate, be respectively the new wind air inlet B1 be arranged on back side panel and be arranged on the new wind air inlet B2 on right plate.Due to, the new wind air intake surface of heat exchanger 5 is identical with the angle between back side panel and right plate, so, new wind air inlet B1 is identical apart from the distance of the new wind air intake surface of heat exchanger 5 with new wind air inlet B2, make and no matter use new wind air inlet B1 or B2, the windage that new wind is entered to heat exchanger 5 generations equates, so the actual new wind air inlet 13 used can be selected arbitrarily in B1 and B2.In like manner, the actual return air air inlet 11 used can be selected arbitrarily in A1 and A2.
As can be seen from Figure 1, in first embodiment of the invention, select to be arranged on the return air air inlet 11 that the return air air inlet A2 on right plate is used as reality, and the return air air inlet A1 be arranged on front side board is sealed; Simultaneously, select to be arranged on the new wind air inlet 13 that the new wind air inlet B2 on right plate is used as reality, and the new wind air inlet B1 be arranged on back side panel is sealed.
As can be seen from Figure 2, in first embodiment of the invention, outdoor new wind enters from the rear, right side of casing 1, and arrives the place ahead at casing 1 middle part through over-heat-exchanger 5, then is admitted to indoor (referring to the hollow arrow in Fig. 2) via the indoor blow zones of casing 1 left side lower floor; Indoor return air enters from the place ahead, right side of casing 1, and arrives the rear at casing 1 middle part through over-heat-exchanger 5, then is discharged into outdoor (referring to the filled arrows in Fig. 2) via the outdoor exhaust zone on casing 1 upper strata, left side.
In prior art, the new wind of air interchanger and return air enter heat exchanger mainly with the mode of Qu Lu, reduced wind speed when air passes through heat exchanger, and make air just can enter air-guiding aisle after certain drift, thereby cause the air-distribution inequality in each air-guiding aisle, heat exchange area fails to be fully used, thereby has limited the raising of heat exchanger effectiveness.Slim heat exchange type ventilator provided by the present invention, by cross-flow plate heat exchanger air inlet and the enterprising air port of casing over against mode, make new wind and return air enter heat exchanger with the form of forthright, kept original wind speed, make the effective heat exchange area of this heat exchanger can reach more than 95%, can reduce the machine internal resistance, thereby reduce the power of motor, reach more energy-conservation effect simultaneously.
The second embodiment:
Second embodiment of the invention is the improvement to the first embodiment, and the basic structure of the second embodiment and the first embodiment are identical.Its difference is, in a second embodiment, by the second return air inlet 2a ' and the second fresh wind port 2b ' are set on central dividing plate 2, and by setting up new windshield plate and return air baffle plate, increase bypass passageways outside new wind passage and return air channel, made this miniature energy-saving ventilator there is the bypass ventilatory.
As shown in Figure 5, central dividing plate 2 has two fresh wind ports and two return air inlets.Wherein, central dividing plate 2 be take center line as boundary, on the top of its rear side, offers for being communicated with the return air inlet 2a in the indoor return air of exhaust zone and right side district outside upper chamber; In the bottom of its front side, offer for being communicated with the fresh wind port 2b in the outdoor Xin Feng of blow zones and right side district in lower chamber.Simultaneously, in the bottom of the rear side of central dividing plate 2, also be provided with the second fresh wind port 2b ', the second fresh wind port 2b ' is for being communicated with the new wind bypass passageways (referring to hereinafter) of blow zones and right side in lower chamber; Top in the front side of central dividing plate 2 also is provided with the second return air inlet 2a ', and the second return air inlet 2a ' is for being communicated with the return air bypass passageways (referring to hereinafter) of blow zones and right side in upper chamber.
Known in conjunction with Fig. 3 and Fig. 5, in a second embodiment, be provided with the return air baffle plate 20 that is parallel to front side board, the limit, left side of return air baffle plate 20 is connected with central dividing plate 2, right edge is connected with the front linea angulata of heat exchanger 5, upper side edge is connected with base plate with top board respectively with lower side, thereby forms a bypass passageways of the return air without heat exchanger 5 in the position near front side board.This return air bypass passageways is comprised of central dividing plate 2, return air baffle plate 20, front side board and front apron.Be provided with opening on front apron, for being communicated with return air bypass passageways and return air exhaust zone.
In a second embodiment, by being set, realizes by rotatable bypass cover plate the folding of bypass passageways.Specifically, be provided with rotatable bypass cover plate on the second return air inlet 2a ', by the adjusting of the bypass cover plate anglec of rotation, regulate the air quantity of return air through the return air bypass passageways.When the bypass cover plate rotates to the position parallel with central dividing plate, close bypass passageways.Also rotatable cover plate can be set on the opening of front apron, this cover plate can drive the equal angles rotation by same motor with the bypass cover plate.On the opening of front apron, can also arrange only at the cover plate of opening, change closed two positions, only have when the bypass cover plate rotates extremely parallel with central dividing plate 2 position, for covering the cover plate of the opening on front apron in closed position, when bypass cover plate rotation during to other positions, for the equal position in opening of the cover plate that covers the opening on front apron.
In a second embodiment, the setting of new wind bypass passageways is identical with the set-up mode of return air bypass passageways.In the zone, left back of heat exchanger 5, be provided with the new windshield plate (not shown) that is parallel to front side board, the limit, left side of new windshield plate is connected with central dividing plate 2, right edge is connected with the rear linea angulata of heat exchanger 5, upper and lower side is connected with base plate with top board respectively, thereby form a new wind bypass passageways without heat exchanger 5 in the position near back side panel, this new wind bypass passageways is comprised of central dividing plate, new windshield plate, back side panel and backboard.Be provided with opening on backboard, for being communicated with new wind bypass passageways and new wind blow zones.Simultaneously, on the opening of the second fresh wind port 2b ' and backboard, be respectively arranged with can equal angles the bypass cover plate of rotation.
In this embodiment, control the folding of bypass path by the anglec of rotation of controlling revolving bypass cover plate, also can use in addition other forms of cover plate to control for the folding of bypass path, no longer enumerate at this.
On the other hand, from to use the new windshield plate be parallel to front side board and return air baffle plate to construct new wind bypass passageways in the present embodiment different with the return air bypass passageways, also can use the new windshield plate and the return air baffle plate that are not parallel to front side board to construct new wind bypass passageways and return air bypass passageways.As long as the left and right side of new windshield plate and return air baffle plate is connected respectively left and right linea angulata and the central dividing plate of heat exchanger.
As shown in Figure 5, in a second embodiment, in order to prevent new wind and the mixed wind of return air in the zone between central dividing plate 2 and heat exchanger 5, the second return air inlet 2a ', fresh wind port 2b, return air inlet 2a and the second fresh wind port 2b ' along continuous straight runs are opened on central dividing plate 2 successively, and they are in the vertical direction zero lap zone each other.Thereby, making between central dividing plate 2 and heat exchanger 5, new wind bypass passageways, new wind blow zones, return air exhaust zone, return air bypass channel are in parallel passage, and in the vertical direction does not have overlapping region.As can be seen here, return air inlet 2a, fresh wind port 2b size in a second embodiment are significantly less than the size in the first embodiment, and return air exhaust zone, new wind blow zones size in a second embodiment are significantly less than the size in the first embodiment.
As can be seen from Figure 3, in second embodiment of the invention, select to be arranged on the return air air inlet 11 that the return air air inlet A1 on front side board is used as reality, and the return air air inlet A2 be arranged on right plate is sealed; Simultaneously, select to be arranged on the new wind air inlet 13 that the new wind air inlet B1 on back side panel is used as reality, and the new wind air inlet B2 be arranged on right plate is sealed.
Known in conjunction with Fig. 2 and Fig. 4, two kinds of mounting means of this miniature energy-saving ventilator all can make outdoor new wind enter from the rear, right side of casing 1, and arrive the place ahead at casing 1 middle part through over-heat-exchanger 5, then be admitted to indoor (referring to the hollow arrow in Fig. 2 and Fig. 4) via the indoor blow zones of casing 1 left side lower floor; Indoor return air enters from the place ahead, right side of casing 1, and arrives the rear at casing 1 middle part through over-heat-exchanger 5, then is discharged into outdoor (referring to the filled arrows in Fig. 2 and Fig. 4) via the outdoor exhaust zone on casing 1 upper strata, left side.Certainly, the actual return air air inlet used 11 and new wind air inlet 13 are not limited to use A1, B1 simultaneously, use this two schemes of A2, B2 simultaneously, can also use A1, B2 simultaneously or use A2 and B1 simultaneously.Perhaps, also can be by A1, A2, B1, B2 are used together, thereby realize being taken a breath in different rooms simultaneously.Concrete selection scheme can be selected according to installation environment.
Shown in Fig. 6, after opening the bypass ventilatory, the ventilation principle figure of miniature energy-saving ventilator.Use this miniature energy-saving ventilator, when temperature in transition season or evening in summer the time, the indoor and outdoor air themperature approaches or outdoor temperature during lower than indoor temperature, but the operational bypass function, indoor return air directly is discharged to outdoor, without by heat exchanger 5, return air the path of process can be referring to the filled arrows in Fig. 6, simultaneously, outdoor cool air will directly be admitted to indoor, without heat exchanger 5 (referring to the hollow arrow in Fig. 6); Thereby avoid indoor high temperature return air indoor by delivering to after the new wind heating of outdoor low temperature.Certainly, in order to guarantee indoor temperature, also can open bypass function and ventilatory, by regulating the angle of bypass cover plate simultaneously, regulate new wind or return air by bypass path with by the air quantity ratio of heat exchanger, thereby realize sending into the adjusting of indoor new air temperature.
In sum, in this miniature energy-saving ventilator, in its heat exchange area, be provided with the heat exchanger of vertical placement, the outlet air surface of heat exchanger and air intake surface are respectively over against the sidewall of casing, be provided with two spiral case blower fans that horizontally rotate in the air draft zone, two spiral case blower fans vertically stack, and two spiral case blower fans drive rotation by same dual-axle motor.In this miniature energy-saving air interchanger, overall height after two spiral case blower fans stack is less than the height of heat exchanger, so, the whole height of this miniature energy-saving ventilator depends on the height of heat exchanger, thereby, dwindled the volume of miniature energy-saving ventilator under the prerequisite that guarantees the ventilation demand, made it be suitable for the house that installing space is less within doors and use.
The new wind air inlet of this miniature energy-saving air interchanger, return air air inlet, new wind air outlet and return air exhaust outlet all are arranged on the sidewall of casing, can not increase the height requirement of installing space, and, this miniature energy-saving air interchanger is provided with two new wind air inlets and two return air air inlets, according to the actual requirements, can one use separately, also can two use simultaneously, to meet the not installation requirements of chummery, make the mounting means of this miniature energy-saving ventilator more flexible.Ventilation demand when simultaneously, this miniature energy-saving ventilator can also be realized different rooms.Two new wind air inlets of heat exchanger and the area of two return air air inlets equate, and two new wind air inlets and two return air air inlets equate to the new wind air intake surface of heat exchanger and the distance of return air air intake surface, windage is the same, so the air port of different directions, can not exert an influence to efficiency and the air quantity of air interchanger.
In miniature energy-saving ventilator provided by the present invention, the air-breathing mode of employing spiral case blower negative pressure realizes the heat exchange of new wind and return air, can meet the ventilation demand of Chinese building construction.In this miniature energy-saving ventilator, new wind passage and return air channel are isometric, from the distance of outdoor new wind air intake vent and indoor return air air intake vent arrival heat exchanger, equate, use identical blower fan, can realize the equivalent displacement in heat exchanger of new wind and return air, the stability of equilibrium of heat exchanger is good.
Specifically, this miniature energy-saving ventilator, use negative pressure to guide the air flow of new wind and return air simultaneously, movement for heat exchanger, be negative pressure in new wind side and return side, movement inside is because the pressure of both sides is basic identical like this, and the space of the heat transfer paper both sides in movement is basic identical, resistance is identical, and the machine intimate balance is fine.Thereby, the shortcoming that in the Chinese invention patent that to have avoided as the patent No. be ZL200510131429.5, disclosed ventilation equipment adopt one positive one negative scavenging way to carry out heat exchange.The shortcoming of one a positive negative scavenging way is that the inner new wind side of movement is different with the return side resistance, the balance of machine intimate is bad, can cause new wind and return air wherein the air quantity of a side be greater than the air quantity of opposite side, if the return side air quantity is large, can cause room air to reduce, form negative pressure, serious meeting anoxic, if new wind crosswind amount is large, the heat exchange efficiency of this air regenerating device will reduce greatly, not realize so energy-conservation purpose.If new wind air inlet and return air exhaust outlet distance are too near, are again to blow a suction, be easy to like this cause new wind and return air short circuit, mixed wind; Finally causing can't inletting fresh air, can't realize ventilating.
In addition, in the Chinese invention patent that is ZL200510131429.5 with the patent No., disclosed ventilation equipment are compared, in existing equipment, new wind is introduced into that Fan casing enters heat exchanger through air channel again and return air carries out heat exchange, in summer, outdoor temperature is high like this, and indoor temperature is low, after hot-air enters, the another side of blower fan shell-side will produce condensation; On the contrary in the winter time, outer surface temperature is low, and after cold air enters Fan casing, the Fan casing sidewall will produce condensation, thereby does not meet the requirement of GB.In miniature energy-saving ventilator provided by the invention, outdoor new wind and indoor return air enter the heat exchange movement simultaneously and are exchanged, after having exchanged air themperature and approaching balance, then realize air-supply and air draft, and though be like this summer and winter blower fan can not produce condensation.
Finally, it should be noted that, in the cited embodiment of the present invention, select the total-heat exchanger of the cube shaped of being made by paper material as heat exchanger, for heat and the humidity of handing over inletting fresh air and return air.Certainly, also can adopt the sensible heat exchanger of being made by metal material herein, as the sensible heat exchanger of being made by aluminium foil, only for handing over the heat of inletting fresh air and return air.And the cross sectional shape of the actual heat exchanger used remove square outside, can also be other structures such as hexagon.The application of this heat exchanger belongs to the common practise in heat exchange field, is not described in detail in this.
Above miniature energy-saving ventilator provided by the present invention is had been described in detail.To those skilled in the art, any apparent change of under the prerequisite that does not deviate from connotation of the present invention, it being done, all will form infringement of patent right of the present invention, will bear corresponding legal liabilities.

Claims (10)

1. a miniature energy-saving ventilator, comprise by top board, base plate, two long side plates and two housings that the minor face side plate forms, and it is characterized in that:
Described enclosure interior is provided with for connecting the central dividing plate of top board, base plate and two long side plates, and described central dividing plate is for being divided into two zones by casing inside, and one of them is heat exchange area, and another is the air draft zone;
In described heat exchange area, be provided with the heat exchanger of vertical placement, the left comer line of described heat exchanger and right corner line respectively with described central dividing plate and a side minor face side plate butt, the front linea angulata of described heat exchanger is connected with two long side plates with the second plate washer by the first baffle plate respectively with rear linea angulata.
2. miniature energy-saving ventilator as claimed in claim 1 is characterized in that:
Centre position in described air draft zone short transverse, be horizontally disposed with lower clapboard, and described upper lower clapboard, for described air draft zone is divided into to upper and lower two-layer air draft zone, is respectively new wind blow zones and return air exhaust zone.
3. miniature energy-saving ventilator as claimed in claim 2 is characterized in that:
The centre position of described upper lower clapboard is provided with dual-axle motor, and two motor shafts of described dual-axle motor vertically stretch into respectively new wind blow zones and return air exhaust zone; Described dual-axle motor is for driving two spiral case blower fan rotations that are arranged at respectively new wind blow zones and return air exhaust zone; Described spiral case blower fan horizontally rotates around the motor shaft of described dual-axle motor.
4. miniature energy-saving ventilator as claimed in claim 3 is characterized in that:
The height sum of two described spiral case blower fan vertical directions is less than the height of described heat exchanger.
5. miniature energy-saving ventilator as claimed in claim 2 is characterized in that:
Be provided with on described central dividing plate for being communicated with the fresh wind port of described new wind blow zones and heat exchange area, be provided with on described central dividing plate for being communicated with the return air inlet of described return air exhaust zone and described heat exchange area.
6. miniature energy-saving ventilator as claimed in claim 5 is characterized in that:
In described heat exchange area, be provided with front linea angulata for connecting described heat exchanger and the 3rd baffle plate of described central dividing plate, and for the rear linea angulata that connects described heat exchanger and the fourth speed plate of described central dividing plate;
Described the first baffle plate, described third gear plate, described central dividing plate and the long side plate be connected with described the first baffle plate form the first bypass passageways, and described second baffle, described fourth speed plate, described central dividing plate and the long side plate be connected with described second baffle form the second bypass passageways; Described the first bypass passageways and described the second bypass passageways are respectively new wind bypass passageways and return air bypass passageways;
On described central dividing plate, be provided with for being communicated with the second fresh wind port of described new wind blow zones and described new wind bypass passageways, on described central dividing plate, also be provided with for being communicated with the second return air inlet of described return air exhaust zone and described return air bypass passageways, on described the first baffle plate and described second baffle, be respectively arranged with for being communicated with the opening in new wind bypass passageways and new wind air intake district, and for being communicated with the opening in return air bypass passageways and return air air intake district.
7. miniature energy-saving ventilator as claimed in claim 6 is characterized in that:
Described the second return air inlet, described fresh wind port, described return air inlet, described the second fresh wind port, along continuous straight runs are opened on described central dividing plate successively, and, in the vertical direction zero lap zone each other.
8. miniature energy-saving ventilator as claimed in claim 1 is characterized in that:
The new wind outlet air surface that described heat exchanger has new wind air intake surface and is communicated with by air-guiding aisle with described new wind air intake surface, the return air outlet air surface that described heat exchanger has the return air air intake surface and is communicated with by air-guiding aisle with described return air air intake surface; Described new wind air intake surface and described return air air intake surface be over against same minor face side plate, and be the miter angle butt with same minor face side plate.
9. miniature energy-saving ventilator as claimed in claim 8 is characterized in that:
With described new wind air intake surface over against the long side plate and the minor face side plate on offer respectively a new wind air inlet;
With described return air air intake surface over against the long side plate and the minor face side plate on offer respectively a return air air inlet.
10. miniature energy-saving ventilator as claimed in claim 8 is characterized in that:
Be respectively arranged with the primarily efficient filter device on the new wind air intake surface of described heat exchanger and return air air intake surface; On the new wind outlet air surface of described heat exchanger, the medium air filtration device is set.
CN201310381853.XA 2013-08-28 2013-08-28 Miniature energy-saving ventilator Active CN103438539B (en)

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728933A (en) * 2013-12-21 2015-06-24 王黎 Ceiling type energy-saving enthalpy-changing filter sterilization fresh air ventilator
CN105258272A (en) * 2015-11-30 2016-01-20 珠海格力电器股份有限公司 Full heat exchange type fresh air machine
CN105605682A (en) * 2016-02-24 2016-05-25 宁波奥克斯电气股份有限公司 Indoor air hose machine
CN105910219A (en) * 2016-06-07 2016-08-31 上海赛菲环境科技股份有限公司 Air interchanger and fresh air machine suitable for air interchanger
CN106440177A (en) * 2016-10-19 2017-02-22 珠海格力电器股份有限公司 Fresh air exchange device, air conditioning system and control method
CN106642499A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Full heat exchange device
CN106642501A (en) * 2016-10-18 2017-05-10 上海赛菲环境科技股份有限公司 Vertical type novel fan
CN106642500A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN106642640A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN106642498A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN108562023A (en) * 2018-04-27 2018-09-21 广东美的制冷设备有限公司 Control method, air conditioner and the computer readable storage medium of air conditioner
WO2020108399A1 (en) * 2018-11-26 2020-06-04 湖南童年的空气科技有限公司 Multi-function fresh air ventilator
CN111380159A (en) * 2020-03-19 2020-07-07 海信(山东)空调有限公司 Air mixing control method and air mixing control device of air conditioning system
CN111473451A (en) * 2020-03-24 2020-07-31 上海应达风机股份有限公司 Remove haze formula new fan
CN112628864A (en) * 2020-12-04 2021-04-09 珠海格力电器股份有限公司 Fresh air inlet and outlet movement mechanism and air conditioner thereof

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CN1409061A (en) * 2001-09-20 2003-04-09 杨渠旺 Ventilation equipment with high efficiency heat exchanger and air filter
CN2739515Y (en) * 2004-11-13 2005-11-09 珠海格力电器股份有限公司 Airconditioner full-heat-exchange system with gas detecting device
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Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104728933A (en) * 2013-12-21 2015-06-24 王黎 Ceiling type energy-saving enthalpy-changing filter sterilization fresh air ventilator
CN106642499B (en) * 2015-10-28 2019-10-18 青岛海尔空调电子有限公司 Full-heat-exchange equipment
CN106642499A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Full heat exchange device
CN106642640B (en) * 2015-10-28 2019-07-05 青岛海尔空调电子有限公司 Full-heat-exchange equipment
CN106642500B (en) * 2015-10-28 2019-07-02 青岛海尔空调电子有限公司 Full-heat-exchange equipment
CN106642498B (en) * 2015-10-28 2019-07-02 青岛海尔空调电子有限公司 Full-heat-exchange equipment
CN106642498A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN106642500A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN106642640A (en) * 2015-10-28 2017-05-10 青岛海尔空调电子有限公司 Total heat exchange device
CN105258272A (en) * 2015-11-30 2016-01-20 珠海格力电器股份有限公司 Full heat exchange type fresh air machine
CN105605682B (en) * 2016-02-24 2018-08-24 宁波奥克斯电气股份有限公司 A kind of interior air-cooled ducted air conditioner
CN105605682A (en) * 2016-02-24 2016-05-25 宁波奥克斯电气股份有限公司 Indoor air hose machine
CN105910219A (en) * 2016-06-07 2016-08-31 上海赛菲环境科技股份有限公司 Air interchanger and fresh air machine suitable for air interchanger
CN106642501A (en) * 2016-10-18 2017-05-10 上海赛菲环境科技股份有限公司 Vertical type novel fan
CN106440177A (en) * 2016-10-19 2017-02-22 珠海格力电器股份有限公司 Fresh air exchange device, air conditioning system and control method
CN108562023A (en) * 2018-04-27 2018-09-21 广东美的制冷设备有限公司 Control method, air conditioner and the computer readable storage medium of air conditioner
CN108562023B (en) * 2018-04-27 2020-12-22 广东美的制冷设备有限公司 Control method of air conditioner, air conditioner and computer readable storage medium
WO2020108399A1 (en) * 2018-11-26 2020-06-04 湖南童年的空气科技有限公司 Multi-function fresh air ventilator
CN111380159A (en) * 2020-03-19 2020-07-07 海信(山东)空调有限公司 Air mixing control method and air mixing control device of air conditioning system
CN111473451A (en) * 2020-03-24 2020-07-31 上海应达风机股份有限公司 Remove haze formula new fan
CN112628864A (en) * 2020-12-04 2021-04-09 珠海格力电器股份有限公司 Fresh air inlet and outlet movement mechanism and air conditioner thereof
CN112628864B (en) * 2020-12-04 2021-11-30 珠海格力电器股份有限公司 Fresh air inlet and outlet movement mechanism and air conditioner thereof

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