CN104603550B - Indoor air-conditioning unit - Google Patents
Indoor air-conditioning unit Download PDFInfo
- Publication number
- CN104603550B CN104603550B CN201380044929.8A CN201380044929A CN104603550B CN 104603550 B CN104603550 B CN 104603550B CN 201380044929 A CN201380044929 A CN 201380044929A CN 104603550 B CN104603550 B CN 104603550B
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- Prior art keywords
- wind direction
- air
- blade
- blow
- passage
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
Abstract
The purpose of the present invention is, in an indoor air-conditioning unit, to prevent expansion and contraction of a wind-direction adjustment blade while increasing the airtightness of a hollow structure of the wind-direction adjustment blade. In an indoor air-conditioning unit (10), the movement of air back and forth between the inside and the outside of a wind-direction adjustment blade (31) can only occur through a ventilation hole (312). In addition, there is no ventilation hole (312) on the path that blown-out air follows, and thus cool air blown out during a cooling operation is prevented from entering into the wind-direction adjustment blade through the ventilation hole.
Description
Technical field
The present invention relates to indoor apparatus of air conditioner, more particularly to be provided near blow-off outlet in the air-conditioning room of wind direction adjustment blade
Machine.
Background technology
The wind direction adjustment blade arranged near the blow-off outlet of indoor apparatus of air conditioner is overall by cold front heavy rain.Therefore, in wind direction
Adjustment blade surface temperature be less than dew point when, cold wind touch less than face on produce condensation.
Past, the predetermined portion for adjusting blade in wind direction pastes heat insulating member to prevent this condensation, and in recent years in order to
The decline because pasting the aesthetic that heat insulating member is caused is avoided, such as by such as (the Japanese Unexamined Patent Publication 2009- of patent documentation 1
No. 14289 publications) record as by wind direction adjustment blade be formed as hollow structure, do not damage it is attractive in appearance in the case of maintain with
Paste heat insulating member identical heat-proof quality.
Brief summary of the invention
Problems to be solved by the invention
But, since being hollow structure, due to the change in volume of inner air caused because of temperature change, cold air is sometimes
In being inhaled into inner space, this becomes the reason for reducing heat-proof quality.In addition, in order to prevent this phenomenon and by hollow structure
When being set to complete air-tight state, the problem that wind direction adjustment blade itself dilation will be produced and deformed.
The content of the invention
It is to improve the air-tightness of the hollow structure that wind direction adjusts blade that the present invention is problem, prevents wind direction from adjusting blade itself
Dilation.
Means for solving the problem
The indoor apparatus of air conditioner of a first aspect of the present invention has wind direction adjustment blade and main body cover.Wind direction adjustment blade is adjusted
The wind direction of the whole air from blow-off outlet blowout.Main body cover has the blow out air stream that Air Conditioning is directed to blow-off outlet.
Also, wind direction adjustment blade be only allow by regulation passage carry out it is inside and outside between air movement it is hollow close
Close construction.Wind direction adjustment blade has multiple plate member and sealing part.Hollow bulb is formed by combining multiple plate member
Point.The sealing mutual boundary of part landfill plate member.Plate member and sealing part identical molding resin material.And
And, the passage is in the part for deviateing blow out air stream.Multiple plate member are being inserted with the state for forming hollow space
After entering resin molding mold, the resin material of melting is injected on the mutual boundary line of plate member, be consequently formed hollow closed structure
Make.
In the indoor apparatus of air conditioner, air can only be to and from wind direction and adjust the inside and outside of blade by passage.And
And, because passage is not in the passage of blow out air, thus the cold air for avoiding being blown in cooling operation passes through passage
Into in wind direction adjustment blade.
Additionally, generally, it is desirable to which wind direction adjustment blade is to become thick on the inside of hollow structure and slimming, therefore end face
Wall, the volume for causing hollow space reduces.But, in the indoor apparatus of air conditioner, the group of each plate of blade is adjusted by wind direction
Close and fill the technique of sealing part in its boundary, the wall thickening on the inside of end face can be suppressed, hollow space is prevented
The reduction of volume.
It is swollen with line by the way that the material of plate member and sealing part is set to into identical material in the indoor apparatus of air conditioner
The situation that the different resin material of swollen coefficient is engaged is compared, and is improved for the durability of thermal expansion/thermal contraction, thus reliable
Property improve.
The indoor apparatus of air conditioner of a second aspect of the present invention is the indoor apparatus of air conditioner according to first aspect, and wind direction adjusts leaf
Piece has rotary shaft, and the rotary shaft becomes center of rotation during change wind direction adjustment blade angle of inclination with respect to the horizontal plane.
Also, passage is formed at rotary shaft.
Generally, the rotary shaft of wind direction adjustment blade is configured in the two ends of long side direction, and leans on positioned at the two ends than blow-off outlet
The position in outside.Therefore, in the indoor apparatus of air conditioner, passage is avoided in refrigeration fortune not in the passage of blow out air
The cold air being blown when turning enters wind direction and adjusts in blade by passage.
The indoor apparatus of air conditioner of a third aspect of the present invention is the indoor apparatus of air conditioner according to second aspect, and rotary shaft is located at
Form the outside of the side of sidewall portion of blow out air stream.
In the indoor apparatus of air conditioner, blow out air stream and passage are completely cut off by side of sidewall portion, thus are avoided in cooling operation
When the cold air that is blown wind direction entered by passage adjust in blade.
The indoor apparatus of air conditioner of a fourth aspect of the present invention is the indoor apparatus of air conditioner according to first aspect, passage by with
Make the injection hole of air seal test, inject air to confirm air-tightness to hollow airtight construction in the air seal test.
In the indoor apparatus of air conditioner, air injection during air seal test needs for air nozzle to be connected to injection position, and
Passage is located at rotary shaft, as a result, one end that nozzle adjusts blade with wind direction is connected.So in manufacturing process
Be not required to change the wind direction adjustment blade being fed continuously posture can connection nozzle, thus productivity ratio is good.
Invention effect
In the indoor apparatus of air conditioner of a first aspect of the present invention, air can only be to and from wind direction and adjust blade by passage
It is inside and outside.Also, because passage is not in the passage of blow out air, thus avoid what is be blown in cooling operation
Cold air enters wind direction and adjusts in blade by passage.Also, the combination of each plate of blade is adjusted by wind direction and at it
Boundary fill sealing part technique, can suppress the wall thickening on the inside of end face, prevent hollow space volume reduction.
Additionally, by the way that the material of plate member and sealing part is set to into identical material, and with the different resin material of linear expansion coefficient
Situation about being engaged is compared, and is improved for the durability of thermal expansion/thermal contraction, thus reliability is improved.
In the indoor apparatus of air conditioner of a second aspect of the present invention, passage is avoided not in the passage of blow out air
The cold air being blown in cooling operation enters wind direction and adjusts in blade by passage.
In the indoor apparatus of air conditioner of a third aspect of the present invention, blow out air stream and passage are completely cut off by side of sidewall portion, because
And the cold air for avoiding being blown in cooling operation enters wind direction and adjusts in blade by passage.
In the indoor apparatus of air conditioner of a fourth aspect of the present invention, air injection during air seal test needs to connect at air nozzle
Injection position is connected on, and passage is located at rotary shaft, as a result, one end that nozzle adjusts blade with wind direction is connected.
So be not required to change in manufacturing process the wind direction adjustment blade being fed continuously posture can connection nozzle, thus productivity ratio
Well.
Description of the drawings
Fig. 1 is the sectional view of the indoor apparatus of air conditioner when operating of one embodiment of the present invention stops.
The front view of indoor apparatus of air conditioner when Fig. 2 is operating.
Fig. 3 is the axonometric chart that wind direction adjusts blade.
Fig. 4 is the exploded perspective view that wind direction adjusts blade.
Fig. 5 is the amplification stereogram of axial wall periphery.
The amplification stereogram of axial wall periphery when Fig. 6 is outside plate and inner panel overlap.
Fig. 7 is the amplification stereogram of axial wall periphery when sealing part is filled with groove.
Fig. 8 is the side view that wind direction of blow out air when being usual fore blow adjusts blade.
It is side view that wind direction when generally blowing under front adjusts blade that Fig. 9 is blow out air.
Figure 10 is the sectional view of WIM moulds when upper die and lower die are separated up and down.
Figure 11 is the sectional view of WIM moulds when upper die and lower die are closed.
Figure 12 is the axonometric chart that the running channel after the just molding of sealing part and wind direction adjust blade.
Specific embodiment
Below, embodiments of the present invention are described with reference to.In addition, embodiments below is specifically showing for the present invention
Example, it is impossible to limit the technical scope of the present invention.
(1) structure of indoor apparatus of air conditioner 10
Fig. 1 is the sectional view of the indoor apparatus of air conditioner 10 when the operating of one embodiment of the present invention stops.In FIG, it is empty
Adjust indoor set 10 to be wall-mounted, main body cover 11, indoor heat converter 13, indoor fan 14, underframe 16 and control unit are installed
40。
Main body cover 11 has top part 11a, front panel 11b, backplate 11c and lower horizontal plate 11d, internally receives
Receive indoor heat converter 13, indoor fan 14, underframe 16 and control unit 40.
Top part 11a is located at the top of main body cover 11, and in the front portion of top part 11a suction inlet (not shown) is provided with.
Front panel 11b constitutes the front face of indoor set, in the flat pattern without suction inlet.Also, front panel 11b
Upper end be rotatably supported in top part 11a, front panel 11b can carry out action with hinging manner.
Indoor heat converter 13 and indoor fan 14 are installed on underframe 16.Between indoor heat converter 13 and the air that passes through
Carry out heat exchange.Also, indoor heat converter 13 is from shape of the side observation in the reclinate shape of falling V in two ends, indoor wind
Fan 14 is located at the lower section of indoor heat converter 13.Indoor fan 14 is cross flow fan, makes the contact aeration chamber being taken into from interior
Inside heat exchanger 13 simultaneously passes through, then to indoor blowout.
Blow-off outlet 15 is provided with the bottom of main body cover 11.The wind direction adjustment blade for rotating freely is installed in blow-off outlet 15
31, wind direction adjustment blade 31 changes the direction of the blow out air from the blowout of blow-off outlet 15.Wind direction adjustment blade 31 (is not schemed by motor
Show) drive, the direction of blow out air is not only changed, and blow-off outlet 15 can be opened and closed.Wind direction adjusts the energy of blade 31
Enough take various postures that inclination angle is different.
Also, blow-off outlet 15 is connected by blowout stream 18 with the inside of main body cover 11.Blowout stream 18 is from blow-off outlet
15 form along the scroll portion 17 of underframe 16.
By the work of indoor fan 14, room air is inhaled into indoor fan via suction inlet, indoor heat converter 13
14, it is blown from blow-off outlet 15 through blowout stream 18 from indoor fan 14.
Main body cover 11 is observed from front panel 11b, control unit 40 is located at indoor heat converter 13 and indoor fan 14
Right side side, carries out the action control that the rotating speed control of indoor fan 14, wind direction adjust blade 31.
(2) concrete structure
(2-1) blow-off outlet 15
As shown in figure 1, blow-off outlet 15 is formed at the bottom of main body cover 11, it is by the horizontal (side vertical with the paper of Fig. 1
To) as the rectangular opening on long side.The lower end of blow-off outlet 15 connects with the front edge of lower horizontal plate 11d, and connection is blown
The lower end of outlet 15 and the imaginary plane of upper end are inclined upwardly towards front.
(2-2) scroll portion 17
Scroll portion 17 is to be opposed to the partition wall of bending with indoor fan 14, is a part for underframe 16.Scroll portion 17
End reaches up to the adjacent peripheral edges of blow-off outlet 15.The air passed through in blowout stream 18 is advanced along scroll portion 17, and edge
The tangential direction conveying of the end of scroll portion 17.Therefore, if adjusting blade 31 without the 1st wind direction in blow-off outlet 15, from blowing
The wind direction of the blow out air of the blowout of outlet 15 is the direction of the tangent line of the end approximately along scroll portion 17.
(2-3) vertical wind direction adjustment blade 20
Vertical wind direction adjustment blade 20 has as shown in Figure 1 the pitman of more blades 201 and connection more blades 201
203.Also, vertical wind direction adjustment blade 20 is located in blowout stream 18 and adjusts blade 31 near indoor fan 14 than wind direction
Position.
Horizontal reciprocating movement is carried out along the long side direction of blow-off outlet 15 by pitman 203, more blades 201 with this
Swing centered on the vertical state of long side direction.In addition, pitman 203 carries out horizontal reciprocating by motor (not shown)
It is mobile.
(2-4) wind direction adjustment blade 31
The front view of indoor apparatus of air conditioner when Fig. 2 is operating.In fig. 2, wind direction adjustment blade 31 passes through the energy of rotary shaft 311
It is enough to be rotationally supported in main body cover 11, rotated centered on rotary shaft 311, change wind direction adjusts blade 31 relative to water
The angle of inclination of plane.Wind direction adjustment blade 31 has the area of the degree that can block blow-off outlet 15.
In the state of wind direction adjustment blade 31 closes blow-off outlet 15 (with reference to Fig. 1), the outside plate 31a shapes of lateral surface are constituted
Become smooth circular arc camber in the elongated surfaces of the curved surface of front panel 11b, raised laterally.Also, constitute the 1st
The inner panel 31b of the medial surface of wind direction adjustment blade 31 is also in the circular arc camber almost parallel with outside plate 31a.
In addition, rotary shaft 311 is formed through the side of sidewall portion of blowout stream 18 and enters the inside of main body cover 11, at least one
The rotary shaft 311 of side is connected with the rotary shaft of the stepper motor (not shown) for being fixed in main body cover 11.
Rotate in an anti-clockwise direction when rotary shaft 311 is observed along Fig. 1 from front, the 1st wind direction adjusts blade 31 with upper end
Action is carried out away from the mode of the upper end side of blow-off outlet 15, blow-off outlet 15 is opened wide.Conversely, rotary shaft 311 along Fig. 1 from front
During observation rotationally clockwise, wind direction adjustment blade more than 31 holds the mode of the upper end side of close blow-off outlet 15 to enter action
Make, blow-off outlet 15 is closed.
Wind direction adjustment blade 31 by blow-off outlet 15 open wide in the state of, from blow-off outlet 15 blowout blow out air approximately along
The inner panel 31b flowings of wind direction adjustment blade 31.That is, the blowout being blown approximately along the tangential direction of the end of scroll portion 17
Air, its wind direction adjusts blade 31 and is changed slightly upwards by wind direction.
(3) wind direction adjusts the specific configuration of blade 31
Fig. 3 is the axonometric chart that wind direction adjusts blade 31.Fig. 4 is the exploded perspective view that wind direction adjusts blade 31.In Fig. 1～figure
In 4, wind direction adjustment blade 31 be by outside plate 31a and inner panel 31b to form hollow bulb 31c in the way of the hollow structure that overlaps
Make.
Also, the two ends on same long side are located in four corners that wind direction adjustment blade 31 is rectangle in top view
Two corners in portion are cut into rectangular-shaped shape.For convenience of description, the region with most long side is referred to as into the 1st region
R1, by the region on the side with the second length the 2nd region R2 is referred to as.Rotary shaft 311 is located at the two of the long side direction of the 2nd region R2
End.
(3-1) outside plate 31a
The periphery of outside plate 31a swells and forms wall 31aa, and the height of wall 31aa is set to be greater than the thickness of inner panel 31b
Size.Especially the axial wall 31ab at the two ends of the part suitable with the 2nd region R2 is formed as higher than another wall 31aa, rotary shaft
311 from wall 31ab towards protruding outside.
Fig. 5 is the amplification stereogram of axial wall 31ab peripheries.In Figure 5, the medial surface in outside plate 31a is formed with and wall 31aa
And the rib 31ac that axial wall 31ab is adjacent.Even if the height of rib 31ac is configured to inner panel 31b when being placed on rib 31ac, inner panel
31b will not also spill into the height of the top position in upper end than wall 31aa.
Outside plate 31a has the passage 312 of insertion axial wall 31ab and rotary shaft 311.With the medial surface of outside plate 31a as base
On time, the height and position of passage 312 is lower than the centre-height of rotary shaft 311.More particularly, the height position of passage 312
Put and be set at such position：When inner panel 31b is placed on rib 31ac, with the formation between inner panel 31b and outside plate 31a
Hollow bulb 31c (with reference to Fig. 1) opposed position.
(3-2) inner panel 31b
The inner side of the wall 31aa and axial wall 31ab of the embedded outside plate 31a of the periphery 31ba of inner panel 31b.Inner panel 31b is from periphery
Positions of the 31ba to inner side into predetermined distance is formed with opposed walls 31bb parallel with periphery 31ba.
Fig. 6 is the amplification stereogram of axial wall 31ab peripheries when outside plate 31a and inner panel 31b is overlapped.In figure 6, inner panel 31b
Opposed walls 31bb it is opposed with the wall 31aa of outside plate 31a and axial wall 31ab, be consequently formed surround opposed walls 31bb groove 313.
(3-3) hollow bulb 31c
As shown in the wind direction adjustment blade 31 of Fig. 1, hollow bulb 31c is formed at when outside plate 31a and inner panel 31b is overlapped and inner panel
Between inner panel 31b and outside plate 31a when 31b is placed in rib 31ac.
Blow out air from blow-off outlet 15 flows on inner panel 31b, thus assume that when being not provided with hollow bulb 31c, blowing
When to go out air be cold wind, wind direction adjusts that blade 31 is cooled towards outside plate 31a from inner panel 31b sides, and cold wind is not in contact with the outside plate for arriving
The temperature of 31a also declines, and condenses when dropping to below dew point temperature.
But, by arranging hollow bulb 31c, the heat movement from inner panel 31b sides is separated (heat-insulated), it is thus possible to suppressed
Outside plate 31a is cooled, and its result is to prevent condensation.
(3-4) part 31d is used in sealing
Fig. 7 is the amplification stereogram of axial wall 31ab peripheries when sealing part 31d is filled with groove 313.In Fig. 7
In, groove 313 is the boundary of outside plate 31a and inner panel 31b, and by being sealed with sealing part 31d, hollow bulb 31c becomes closed
Construction.Sealing part 31d is filled in groove 313 with the state for melting.
The sealing being filled in groove 313 is cooled with part 31d and is solidified, and thus completes the side of outside plate 31a and inner panel 31b
Sealing at boundary.Now, wind direction adjustment blade 31 be formed as only allow by passage 312 carry out it is inside and outside between sky
The hollow airtight construction of gas movement.
(4) direction controlling of blow out air
The indoor apparatus of air conditioner of present embodiment makes wind direction adjust 31 turns of blade as the means in the direction of control blow out air
Move to adjust the direction of blow out air.
(4-1) pattern is generally blown out
Generally blowout pattern is to make wind direction adjustment blade 31 rotate to adjust the pattern in the direction of blow out air, including " logical
Normal fore blow " and " generally blowing under front ".
(4-1-1) usual fore blow
Fig. 8 is the side view that wind direction of blow out air when being usual fore blow adjusts blade 31.In fig. 8, select in user
When " usual fore blow ", control unit 40 makes the 1st wind direction adjustment blade 31 turn to the inner panel 31b of wind direction adjustment blade 31 in big
Cause the position of horizontality.In addition, being in circular arc camber in the inner panel 31b of the wind direction adjustment blade 31 as the application embodiment
In the case of, wind direction adjustment blade 31 is rotated until the tangent line of the front ends of inner panel 31b is in substantially horizontal
Only.As a result, blow out air becomes fore blow state.
(4-1-2) generally blow under front
It is side view that wind direction when generally blowing under front adjusts blade 31 that Fig. 9 is blow out air.In fig .9, Yong Hu
When making blow-off direction ratio " usual fore blow " downward, can select " generally blowing under front ".
Now, control unit 40 makes wind direction adjustment blade 31 rotate until wind direction adjusts the front of the inner panel 31b of blade 31
The tangent line of end is compared with horizontal line in low early and high after state.As a result, blow out air blows state under becoming.
(5) move with regard to the air by passage 312
No matter " usual fore blow " and " generally blowing under front " which kind of in the case of, wind direction adjustment blade 31 is all to heat
When by Hot-blast Heating, in refrigeration by cold front heavy rain.Therefore, the air in hollow bulb 31c is also heated or cooled, thus produces
The expansion or contraction of raw air.
Hypothesis is complete airtight construction, and with the expansion/contraction of hollow bulb 31c, wind direction adjustment blade 31 also expands/receives
Contracting.But, wind direction adjustment blade 31 be only allow by passage 312 carry out it is inside and outside between air move
Sky construction, thus can prevent wind direction from adjusting the expansion/contraction of blade 31.
In addition, rotary shaft 311 is formed through the side of sidewall portion of blowout stream 18 and enters the inside of main body cover 11, thus pass through
The passage 312 of logical rotary shaft 311 is not present in the passage of blow out air itself.Therefore, even because wind direction adjusts leaf
Expansion/the contraction of the air in piece 31 so that when air is moved in passage 312, it is also possible to prevent blow out air from passing through logical
Pore 312 is entered in wind direction adjustment blade 31.
Therefore, it is possible to avoid such situation：The cold air being blown in cooling operation is adjusted by passage into wind direction
In completeblade 31, from inner side wind direction adjustment blade 31 will be cooled down.
Even also, when such as being made the operating of the humidification containing moisture in blow out air, it is also possible to prevent containing water
The air for dividing enters wind direction and adjusts in blade 31 by passage 312.As a result, such as adjusting the inside of blade 31 in wind direction
The probability that the situation of condensation occurs is smaller.
(6) the sealing manufacture method of part 31d
The sectional area of groove 313 is for 5 square millimeters or less than 5 square millimeters, thus the sealing part 31d of filling melting
Not a duck soup.In the present embodiment, the fill method of molten resin adopts WIM (Welding In Mold：Welding in mould) into
Type method.
Figure 10 is the sectional view of the WIM moulds 70 when upper mould 71 and lower mould 81 are separated up and down.Also, on Figure 11 is
The sectional view of the WIM moulds 70 when mould 71 and lower mould 81 are closed.In Figure 10 and Figure 11, for example, as shown in Figure 6 is made
The referred to as upper mould of the molectron that outside plate 31a and inner panel 31b is overlapped, upper die and lower die are closed.
In addition, Figure 10 and Figure 11 are by example of the multi-point sprue to injection mo(u)lding molten resin in washing trough for diagram
Accompanying drawing, thus be arranged on the part in mould and the part P with simple groove G is only shown.
Multi-point sprue 77 is provided with upper mould 71, many hole irrigations are passed through by the molten resin that nozzle 73 is injected from injection moulding machine
Mouth 77 is flowed in groove G.Therefore, the molten resin from each cast gate substantially moves equidistance, completes the filling to groove G, thus
It is not required to be set to injection pressure and molten resin temperature extra-high, you can molten resin is spread all over without interruption in whole groove G.
In addition, having remained the resin being filled in groove G in the running channel 75 that molten resin is directed to multi-point sprue 77
The amount of more than about 50 times of amount, thus using the mould of hot runner mode, to reduce the discarded amount of resin.Hot runner mode is to use
Heater 78,79 will be heated around running channel 75, and molten resin is maintained all the time the mode of molten condition.That is, in running channel 75
Resin do not solidify, it is thus possible to it is both economical using these resins without discarding.
In addition, each cast gate of multi-point sprue 77 is conditioned temperature, it is thus possible to the appropriate molten resin maintained in running channel 75
Temperature, it is also possible to suitably maintain the mobility of the molten resin flowed in running channel 75.
In addition, carry out pressure discharge for being detained up to more than stipulated time molten resin, with prevent molten resin due to
Failure etc. is detained more than the stipulated time in running channel 75 so that the situation of the original physical property deterioration of the resin.In addition, real in manufacture
When applying the sealing of mode with part 31d, the preferred stipulated time is 30～60 minutes.
Figure 12 is the axonometric chart that the running channel 75 after the 31d just molding of sealing part and wind direction adjust blade 31.In addition, pouring
The shape in road 75 is an example, is not limited to the shape of Figure 12.In fig. 12, the annulus that blacking is represented is sealing part
31d, each cast gate of multi-point sprue 77 is opposed with part 31d with the sealing.So, it is that sectional area is less in sealing part 31d
And during the ring-type of length, it is also possible to molding is carried out using multi-point sprue 77.
(7) feature
(7-1) in indoor apparatus of air conditioner 10, air can only pass through passage 312 and be to and from the inside that wind direction adjusts blade 31
And outside.Also, because passage 312 is not in the passage of blow out air, thus avoid being blown in cooling operation it is cold
Gas enters wind direction and adjusts in blade 31 by passage.
(7-2) also, passage 312 is not in the passage of blow out air, thus avoid what is be blown in cooling operation
Cold air enters wind direction and adjusts in blade 31 by passage 312.
(7-3) also, stream 18 and passage 312 are blown out completely cut off by side of sidewall portion, thus avoid being blown in cooling operation
The cold air for going out enters wind direction and adjusts in blade 31 by passage 312.
(7-4) also, by the way that wind direction to be adjusted the outside plate 31a and inner panel 31b of blade 31 overlap and in both boundaries
The technique that sealing part 31d is filled i.e. in groove 313, can suppress the wall thickening on the inside of the end face of wind direction adjustment blade 31, prevent
The only reduction of the volume of hollow space.
(7-5) also, by the way that the material of outside plate 31a, inner panel 31b and sealing part 31d is set to into identical material, with
The situation that the different resin material of linear expansion coefficient is engaged is compared, and is improved for the durability of thermal expansion/thermal contraction, thus
Reliability is improved.
(8) other
Generally, air injection during air seal test needs for air nozzle to be connected to injection position, and passage 312 is located at
Rotary shaft 311, as a result, one end that nozzle adjusts blade 31 with wind direction is connected.So it is not required in manufacturing process
Connect nozzle by the posture of the wind direction adjustment blade 31 that change is fed continuously, thus productivity ratio is good.
Industrial applicability
As described above, according to the present invention, being used not only for wind direction and adjusting the sealing part of blade, and can be used in
The product of the resin component of little using sectional area and long ring-type.
Label declaration
10 indoor apparatus of air conditioner；11 main body covers；15 blow-off outlets；18 blow out air streams；31 wind directions adjust blade；Outside 31a
Plate (plate member)；31b inner panels (plate member)；31d sealing parts；40 control units；311 rotary shafts；312 passages.
【Prior art literature】
【Patent documentation】
【Patent documentation 1】Japanese Unexamined Patent Publication 2009-14289 publications
Claims (4)
1. a kind of indoor apparatus of air conditioner (10), the indoor apparatus of air conditioner (10) has：
Wind direction adjustment blade (31), wind direction of its adjustment from the air of blow-off outlet (15) blowout；With
Main body cover (11), it has the blow out air stream (18) that Air Conditioning is directed to the blow-off outlet (15),
Wind direction adjustment blade (31) be only allow by the passage (312) of regulation carry out it is inside and outside between air
Mobile hollow airtight construction,
Wind direction adjustment blade (31) has：Multiple plate member (31a, 31b), are formed by combining the plurality of plate member
Hollow space；With sealing part (31d), its mutual boundary of landfill plate member (31a, 31b), the plate member
(31a, 31b) and the sealing use identical molding resin material with part (31d),
The passage (312) in the part for deviateing the blow out air stream (18),
After the plurality of plate member (31a, 31b) is inserted into resin molding mold with the state for forming the hollow space,
The resin material of melting is injected on the mutual boundary line of the plate member (31a, 31b), is consequently formed described hollow closed
Construction.
2. indoor apparatus of air conditioner (10) according to claim 1, wherein,
With rotary shaft (311), the rotary shaft (311) becomes the change wind direction and adjusts blade wind direction adjustment blade (31)
(31) center of rotation during angle of inclination with respect to the horizontal plane,
The passage (312) is formed at the rotary shaft (311).
3. indoor apparatus of air conditioner (10) according to claim 2, wherein,
The rotary shaft (311) is positioned at the outside of the side of sidewall portion for forming the blow out air stream (18).
4. indoor apparatus of air conditioner (10) according to claim 1, wherein,
The passage (312) is used as the injection hole of air seal test, to the hollow closed structure in the air seal test
Make injection air to confirm air-tightness.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-187526 | 2012-08-28 | ||
| JP2012187526A JP5479547B2 (en) | 2012-08-28 | 2012-08-28 | Air conditioning indoor unit |
| PCT/JP2013/071035 WO2014034381A1 (en) | 2012-08-28 | 2013-08-02 | Indoor air-conditioning unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104603550A CN104603550A (en) | 2015-05-06 |
| CN104603550B true CN104603550B (en) | 2017-04-26 |
Family
ID=50183199
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380044929.8A Active CN104603550B (en) | 2012-08-28 | 2013-08-02 | Indoor air-conditioning unit |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2891847B1 (en) |
| JP (1) | JP5479547B2 (en) |
| CN (1) | CN104603550B (en) |
| ES (1) | ES2630380T3 (en) |
| WO (1) | WO2014034381A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6102863B2 (en) * | 2014-08-22 | 2017-03-29 | ダイキン工業株式会社 | Feather parts |
| JP6065076B1 (en) * | 2015-09-10 | 2017-01-25 | ダイキン工業株式会社 | Wall-mounted air conditioning indoor unit |
| CN106642309A (en) * | 2016-09-19 | 2017-05-10 | 珠海格力电器股份有限公司 | Air-conditioner indoor unit and air-conditioner |
| CN112378069A (en) * | 2017-09-30 | 2021-02-19 | 广东美的制冷设备有限公司 | Wind shield and air conditioner indoor unit |
| JPWO2020121938A1 (en) * | 2018-12-12 | 2021-11-11 | シャープ株式会社 | Blower |
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- 2012-08-28 JP JP2012187526A patent/JP5479547B2/en active Active
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2013
- 2013-08-02 CN CN201380044929.8A patent/CN104603550B/en active Active
- 2013-08-02 EP EP13833194.7A patent/EP2891847B1/en active Active
- 2013-08-02 ES ES13833194.7T patent/ES2630380T3/en active Active
- 2013-08-02 WO PCT/JP2013/071035 patent/WO2014034381A1/en active Application Filing
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| CN201476237U (en) * | 2009-06-25 | 2010-05-19 | 江苏友奥电器有限公司 | Wind guide vane |
| CN202274596U (en) * | 2011-10-24 | 2012-06-13 | 珠海格力电器股份有限公司 | Air deflector and air conditioner using same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5479547B2 (en) | 2014-04-23 |
| EP2891847A4 (en) | 2015-10-07 |
| WO2014034381A1 (en) | 2014-03-06 |
| CN104603550A (en) | 2015-05-06 |
| ES2630380T3 (en) | 2017-08-21 |
| EP2891847A1 (en) | 2015-07-08 |
| EP2891847B1 (en) | 2017-06-21 |
| JP2014044020A (en) | 2014-03-13 |
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