CN1272587C - Outdoor machine of air conditioner - Google Patents

Outdoor machine of air conditioner Download PDF

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Publication number
CN1272587C
CN1272587C CNB2004100825299A CN200410082529A CN1272587C CN 1272587 C CN1272587 C CN 1272587C CN B2004100825299 A CNB2004100825299 A CN B2004100825299A CN 200410082529 A CN200410082529 A CN 200410082529A CN 1272587 C CN1272587 C CN 1272587C
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CN
China
Prior art keywords
mentioned
heater element
control box
electric control
heat exchanger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2004100825299A
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Chinese (zh)
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CN1603703A (en
Inventor
金子好章
嶋冈一博
草间由实
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Sanyo Air Conditioners Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Sanyo Air Conditioners Co Ltd
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Publication date
Application filed by Sanyo Electric Co Ltd, Sanyo Air Conditioners Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of CN1603703A publication Critical patent/CN1603703A/en
Application granted granted Critical
Publication of CN1272587C publication Critical patent/CN1272587C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20Electric components for separate outdoor units
    • F24F1/24Cooling of electric components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20Electric components for separate outdoor units
    • F24F1/22Arrangement or mounting thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/46Component arrangements in separate outdoor units

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The invention provides an outdoor unit for an air conditioner capable of enhancing a cooling effect of a heating element by suppressing transfer of heat of the heating element mounted on a control board, and favorably transferring the heat to a heat sink. In the outdoor unit for the air conditioner, the control board 33 mounted with the heating element 38a is housed in an electrical component box 7. An attachment part for attaching the control board 33, and a heat sink attachment part 65 for attaching the heat sink 39 for cooling the heating element 38a are provided in parallel with each other in the electrical component box 7. The heating element 38a is attached to the control board 33 via a holder 40, the holder 40 has a holding part housing the heating element 38a, and a pedestal 54 abutting on one part of the heating element is provided in the housing part.

Description

A kind of off-premises station of air conditioner
Technical field
The present invention relates to the off-premises station of air conditioner, particularly be housed in the cooling structure that the power module that is arranged on the electric control box inside in the off-premises station etc. has febrifacient electric parts.
Background technology
Usually, the off-premises station of air conditioner divides heat exchanger chamber that contains heat exchanger and air blast and the Machine Room that contains compressor and gas-liquid separator into by the casing inner region that dividing plate will constitute outer dress, the electric control box that the configuration approximate horizontal is extended in the casing on the top of aforementioned barriers is so that this electric control box strides across on the part on the top of above-mentioned Machine Room and above-mentioned heat exchanger chamber top.
The control substrate of a plurality of electric parts that are equipped with the control operation of air-conditioner is set in the inside of this electric control box, in a plurality of electric parts that carry on the control substrate, heat generation electric parts such as power module that converter uses and bridge rectifier diode is arranged.Upward the radiating groove (reference example such as patent document 1) that is used for by promotion heat release cooling heating element is installed at above-mentioned heat generation electric parts (to call heater element in the following text), and this radiating groove is mounted on the extended part of the electric control box that extends out to the draughty heat exchanger chamber that is provided with air blast to help heat conducting relation.
Patent document 1: the spy opens the 002-243210 communique
Summary of the invention
Yet, the heater element 101 of power supply heat generating component etc. as described in Figure 10, usually make cuboid, one face a is provided with in contact with control substrate 102, and another face b closely contacts with a face c of radiating groove 103, and closely contact by separately face b, a c who makes heater element 101 and radiating groove 103, make the heat conduction of generation of heater element 101 good, and heat is emitted to try hard to realize the cooling of this heater element 101 from radiating groove 103.
So just not only conduction is to radiating groove 103 for the heat of heater element 101, also conduction is equipped with the control substrate 102 of this heater element, so become the heating cause of heater element 101, makes the temperature of control substrate 102 rise troubling
The present invention proposes in view of above-mentioned situation, as purpose, the off-premises station of this air conditioner makes the heat of the heater element of lift-launch on control substrate 102 conduct to radiating groove as soon as possible and this heat is conducted to control substrate difficulty the off-premises station of the air conditioner that the cooling effect that can improve heater element is provided.
The present invention is a kind of off-premises station of air conditioner, dividing plate is set and serves as that boundary divides the casing inner region into the Machine Room that disposes compressor and the heat exchanger chamber that disposes heat exchanger and air blast constituting to stand on the base plate of bottom half with this dividing plate, stride across the electric control box that extend above-mentioned Machine Room and above-mentioned heat exchanger chamber and approximate horizontal in the configuration of the top of aforementioned barriers, in this electric control box, accommodate the control substrate that is equipped with heater element; The installation portion of above-mentioned control substrate is installed in above-mentioned electric control box and the cooling of above-mentioned heater element is installed and be provided with parallel to each other with the installation portion of radiating groove; On above-mentioned control substrate, form the structure of above-mentioned heater element being installed by bearing; Above-mentioned bearing has the incorporating section of taking in heater element, and a part of support platform that is connected to said elements is set on this incorporating section.
In the off-premises station of air conditioner of the present invention, preferably, above-mentioned supporting station is arranged on four angles of the incorporating section of taking in heater element.
In the off-premises station of air conditioner of the present invention, preferably, on above-mentioned incorporating section, be provided with, and on the part of this perisporium, form breach around the perisporium around the heater element.
The off-premises station of air conditioner of the present invention, on the base plate of the bottom that constitutes casing, standing and dividing plate is set and is serving as that boundary divides the casing inner region into the Machine Room that disposes compressor and the heat exchanger chamber that disposes heat exchanger and air blast with this dividing plate, stride across the electric control box that extend above-mentioned Machine Room and above-mentioned heat exchanger chamber and approximate horizontal in the configuration of the top of aforementioned barriers, accommodate the control substrate that is equipped with heater element in this electric control box, the installation portion that above-mentioned control substrate is installed in above-mentioned electric control box is provided with parallel to each other with the radiating groove installation portion that the cooling usefulness of above-mentioned heater element is installed; On above-mentioned control substrate, form the structure of above-mentioned heater element being installed by bearing; Above-mentioned bearing has the incorporating section of taking in heater element, and a part of support platform that is connected to heater element is set on this incorporating section.Closely contact mutually with radiating groove because of making heater element by this structure, and the heat that makes heater element is conducted well to radiating groove, heater element only makes its part contact on bearing by the supporting station of bearing simultaneously, so can pass to by the heat that bearing suppresses heater element on the control substrate, thereby can suppress to control the temperature rise of substrate, and can improve the cooling effect of heating electric device.
In addition, because the supporting station of bearing is arranged on four angles of the incorporating section of taking in heater element, be transmitted to the control substrate, and make heater element stably be accommodated in the incorporating section so can suppress heat.
In addition,, on the part of this perisporium, form breach, enlarge so can make and be housed in the contact area of the air of the heater element in the resettlement section because on above-mentioned incorporating section, be provided with around the perisporium around the heater element.
Description of drawings
Fig. 1 is the exploded perspective view of expression an embodiment of the present invention.
Fig. 2 is the front view of off-premises station of pulling down the state of front panel.
Fig. 3 is the stereogram of electric control box.
Fig. 4 is a stereogram of pulling down the electric control box of loam cake state.
Fig. 5 is the stereogram of bearing monomer.
Fig. 6 is the stereogram of seeing from the below that pedestal is installed to the major part of controlling the state on the substrate.
Fig. 7 is the stereogram of the major part that pedestal and heater element is installed to the state on the control substrate seen from the below.
Fig. 8 is the stereogram of the monomer of radiating groove.
Fig. 9 is the key diagram of the installment state of explanation heater element and radiating groove.
Figure 10 is the key diagram of the installment state of explanation heater element of prior art and radiating groove.
The specific embodiment
One embodiment of the present invention is described with reference to the accompanying drawings, and Fig. 1 is the exploded perspective view of the off-premises station of expression an embodiment of the present invention.In Fig. 1, the 1st, make the off-premises station of the air conditioner of casing shape, this off-premises station 1 is founding the dividing plate 3 that identical steel plate system is set on the base plate 2 of steel plate system, and two lateral areas are drawn and are formed A of heat exchanger chamber and Machine Room B about this dividing plate 3.
Configuration constitutes compressor 4, reservoir 5, refrigerant pipe arrangement 6 and the electric control box 7 etc. of a freeze cycle part in above-mentioned Machine Room B, and outdoor heat converter 8 is set and to the outdoor blowers 9 of these heat exchanger 8 air-supplies etc. in the above-mentioned A of heat exchanger chamber.
Above-mentioned off-premises station 1 is except above-mentioned base plate 2 and dividing plate 3, also by two side plates 12,13, top board 14, integrally formed front panel 15 and integrally formed formations such as backboard 16 on above-mentioned right plate 13 on this top board 14 about equipment steel plate system.By the casing of these formations as the outer dress of off-premises station 1.And on Left-Hand Panel 12, form a plurality of openings,, on above-mentioned front panel 15, form the opening that usefulness is discharged in grilled air-supply is installed in the outlet that is formed for pulling out cable between above-mentioned refrigerant pipe arrangement 6 and unit on the above-mentioned right plate 13 with shutter.
The above-mentioned A of heat exchanger chamber rear side is by opening, disposes above-mentioned outdoor heat converter 8 in the rear side of this opening, and disposes above-mentioned backboard 16 in the rear side of above-mentioned Machine Room B.At the top of the rear side of above-mentioned outdoor heat converter 8 configuration stiffening plate 17, this stiffening plate 17 almost spreads all over above-mentioned A of heat exchanger chamber and the whole width setting of Machine Room B.Above-mentioned top board 14 mountings are fixed on the stiffening plate 17 on the top that is configured in left side plate 12,13 and is configured in outdoor heat converter 8.
Fig. 2 is a front elevation of pulling down the off-premises station of header board state.In Fig. 2, on the dividing plate 3 of above-mentioned electric control box 7 in the approximate horizontal state is installed in above-mentioned casing, this electric control box 7 strides across aforementioned barriers 3 and partly extends from the above-mentioned Machine Room B side direction A of above-mentioned heat exchanger chamber side.That is to say, above-mentioned electric control box 7 is configured in the top of dividing plate 3, make it go up approximate horizontal ground and extend across Machine Room B and the A of heat exchanger chamber.Spread all over the spongy seal 18 of former configuration from its end face in above-mentioned electric control box 7, sealing part 18 is configured in the top of the position that disposes dividing plate 3.And above-mentioned seal 18 is used to keep the water-stop between above-mentioned A of heat exchanger chamber and Machine Room B.
By said structure, though rainwater is immersed in the above-mentioned A of heat exchanger chamber from the opening of front (front panel 15) and side, above-mentioned Machine Room B is because covered by top board 14, front panel 15, right plate 13 and backboard 16, and rainwater can not immerse.
Fig. 3 is the stereogram of electric control box, and Fig. 4 is a stereogram of pulling down the electric control box of loam cake state.In Fig. 3, above-mentioned electric control box 7 is by the case portion 21 and the tabular substrate reception portion 22 of upper flat of the integrally formed lower part box shape of synthetic resin.Aforesaid substrate incorporating section 22 is from the square left one-tenth in the top of casing 21.
Above-mentioned casing 21 has back plate 23 and lower plate 24, and is arranged on Machine Room B side, and above it, the place ahead and left and right directions be provided with opening, its 21a of open front portion and right peristome 21b are towards Machine Room B, and left opening 21c is towards the A of heat exchanger chamber side.Be provided for the distribution fixed part 25 of the distribution class in holding electrical part and the electric control box 7 at the upside of above-mentioned lower plate 24, and be provided for that near two ends, front and back, the left side in the above-mentioned electric control box 7 electric control box 7 is fixed on electric control box fixed part 26 on the aforementioned barriers 3.In addition, the loam cake of 27 expression electric control boxes 7,31 expression surrounding walls.
In Fig. 4, on the interior side flanges 32 on the aforesaid substrate incorporating section 22, standing setting and having two projections 36,36 of the screwed hole that is used for fixing above-mentioned control substrate 33.The a plurality of pin-and-hole n, the n... that 35,35 and two screw insertion holes 37,37 of semicircular two breach are set on above-mentioned control substrate 33 and are used for inserting the connecting pin of logical a plurality of electric parts.
When downside is fixed to above-mentioned radiating groove 39 usefulness screw threads on radiating groove 39 installation portions 65, above-mentioned breach 35,35 can be led in the end of these screw threads.
The mode that above-mentioned control substrate 33 is made progress with the solder side that is used in soldering be placed on projection 36,36 above, make screw pass through screw insertion hole 37,37, and by with screw-driving fixing control substrate 33 on projection 36,36.The various electric parts of side configuration control usefulness below above-mentioned control substrate 33, end at the control substrate 33 that is positioned at the above-mentioned A of heat exchanger chamber side, as shown in Figure 7, comprise that power module 38a that converter is used and the heater element 38 of bridge rectifier diode 38b install under state adjacent to each other.
Describe in this heater element 38 installation on control substrate 33 that just comprises power module 38a that converter is used and bridge rectifier diode 38b.Fig. 5 is the stereogram of bearing monomer.Fig. 6 is the stereogram of seeing from the below that bearing is installed to the major part of controlling the state on the substrate.Fig. 7 is the stereogram of the major part that bearing and heater element is installed to the state on the control substrate seen from the below.
The a plurality of heater elements 38 that comprise power module 38a that converter is used and bridge rectifier diode 38b as shown in Figure 7, be installed on the control substrate 33 by a plastic bearing 40, above-mentioned bearing 40 is elongated flat box-shaped, and the size on the long limit of this bearing 40 is shorter slightly than the size of the minor face of above-mentioned control substrate 33.
Above-mentioned bearing 40 is installed on the end of the A of the heat exchanger chamber side on the control substrate 33 after substrate bearing surface 41 makes progress, on aforesaid substrate bearing surface 41, as shown in Figure 5, outstanding upward four bearing fixed claw 42,42... are set, in addition as shown in Figure 4, on above-mentioned control panel substrate 33, form four square holes 43,43... accordingly with bearing fixed claw 42.
Above-mentioned square hole 43 is made by the different tetragonal hole of combined size width, by bearing fixed claw 42 being inserted in the wide hole of width, this bearing fixed claw 42 is slided to the narrow hole of width, this bearing fixed claw 42 is ridden on the edge of square hole 43, above-mentioned bearing 40 is fixed on the control substrate 33.
In Fig. 6, the one side side of the installation heater element 38 in above-mentioned bearing 40 is formed for installing two element resettlement sections 44,45 of power module 38a and bridge rectifier diode 38b.Each element resettlement section 44,45 separately forms respectively on the long limit of bearing 40.
The element resettlement section 44 that above-mentioned power module 38a uses has bottom 46 and perisporium 47, and a plurality of thinning parts (making the part of thickness of slab attenuation) 51 and opening 52 are set on bottom 46, so that reduce the material of bearing 40.And on being provided with on four angles of bottom 46, support the supporting station 54,54 of this power module 38a by a part that is connected to power module 38a, at the fixing screw insertion hole 55 of usefulness of end, front and back setting element.
Above-mentioned perisporium 47 is positioned at the Machine Room B side setting of the front and back and the element resettlement section 44 on the long limit that becomes element resettlement section 44, and breach 56 is not formed on the A of heat exchanger chamber side, and the central portion on the perisporium 47 that is positioned at Machine Room B side forms.So, the height of this perisporium 47 is set highlyer slightly than the summation of the height of the body 58 of power module 38a and supporting station 54 height, on the leading section of the perisporium 47 of the front and back that are positioned at the long limit that becomes element resettlement section 44, be provided for respectively power module 38a is temporarily fixed at element fixed claw 57,57 on the diagonal.
The element resettlement section 45 that above-mentioned bridge rectifier diode 38b uses has bottom 61 and perisporium 62, and a plurality of thinning parts 51 are set on bottom 61, so that reduce the material of bearing 40.And the central portion portion of setting in above-mentioned bottom 61 is used for fixing the screw insertion hole 55 of the body 67 of above-mentioned bridge rectifier diode 38b.
The height of the perisporium 62 that is provided with in the front and back of the long side direction that becomes said elements resettlement section 45 is set highlyer slightly than the height of the body 67 of bridge rectifier diode 38b, and is provided for respectively bridge rectifier diode 38b is temporarily fixed at element fixed claw 57,57 on the diagonal on the leading section of the perisporium 62 before and after it.
In addition, on the perisporium 62 that is provided with about the short side direction that becomes said elements resettlement section 45, form breach 64,64 respectively in their central authorities.And make the height of the front and back perisporium 62 on the element resettlement section 45 that front and back perisporium 47 and bridge rectifier diode 38b on the element resettlement section 44 that power module 38a uses use become sustained height.
In Fig. 6 and Fig. 7, the body 58 of above-mentioned power module 38a forms by binding resin on metal base portion, two ends on its long limit are provided with screw insertion hole 59,59, and a plurality of pin p, p... are set in that a sidepiece of above-mentioned body 58 is outstanding, described a plurality of pin p, p... roughly curve the right angle.Above-mentioned power module 38a is a Machine Room B side with the position of described a plurality of pin p, p..., and four jiaos of following butts of body 58 are positioned on above-mentioned supporting station 54, the 54....The state that exceeds in a part of heat exchanger chamber of this power module 38a A side then, 38a is accommodated on the element incorporating section 44 with this power module.
And after in the pin-and-hole n, the n... that above-mentioned pin p, p... are inserted into control substrate 33, by the body 58 of power module 38a is ridden on the element fixed claw 57,57, this power module 38a is temporarily fixed on the element resettlement section 44 of bearing 40.Like this, be installed at power module 38a under the state of bearing 40, between the bottom 61 of the element resettlement section 44 of the body 58 of power module 38a and bearing 40, as shown in Figure 6, form the clearance t of supporting station 54 height size, and about perisporium 47 on form breach 56, the body 58 that therefore can make power module 38a and the air between the bearing 40 be by these breach 56 and clearance t circulation, can make the contact area increase of the air on the body 58 with power module 38a.
The body 67 of above-mentioned bridge rectifier diode 38b forms by binding resin portion on metal base portion, portion is provided with the fixedly screw insertion hole 59 of usefulness in the central, and a plurality of pin p, p... are set in that body 67 1 sidepieces of above-mentioned bridge rectifier diode 38b are outstanding, described a plurality of pin p, p... roughly curve the right angle.
Then, be Machine Room B side with the position of above-mentioned pin p, p..., the following butt of body 67 is positioned on the above-mentioned bottom 61.So, exceeding under the state of the A of heat exchanger chamber side in the part of above-mentioned bridge rectifier diode 38b, above-mentioned bridge rectifier diode 38b is accommodated on the element incorporating section 45.So, after in the pin-and-hole n, the n... that above-mentioned pin p, p... are inserted into control substrate 33, by the body 67 of above-mentioned bridge rectifier diode 38b is ridden on the element fixed claw 57,57, this bridge rectifier diode 38b is temporarily fixed on the element resettlement section 45 of bearing 40.
The heater element 38 that comprises described power module 38a and bridge rectifier diode 38b is installed on the control substrate 33 by bearing 40 temporarily, and after setting other electric parts on the control substrate 33, controls the soldering of substrate 33.At this moment make under the solder side side direction of control substrate 33, the solder side side is dipped into preset time in the solder bath, though the body 58,67 of above-mentioned each heater element 38 will be towards leaving the motion of control substrate 33 directions when the soldering operation, the body 58,67 of each heater element 38 is connected to the position of element fixed claw 57,57 and fixes.
After above-mentioned heater element 38 solderings, with screw insert each screw insertion hole 55,55... carries out screw thread and fixes, by bearing 40 be fixed on control substrate 33 on.Cut off four element fixed claws 57 of bearing 40 then, the soldering operation of finishing control substrate 33.
Fig. 8 is the stereogram of radiating groove monomer.Fig. 9 is the key diagram of the installment state of explanation heater element and radiating groove.In Fig. 8, radiating groove 39 is done by the good aluminum of thermal conductivity, has flat seat 71 and a plurality of fin 72 that are provided with this 71 quadrature, the structure of 72....On above-mentioned seat 71, three screw insertion holes 73,73 that electric control box 7 is installed are set.
The a plurality of fin 72,72... that then make radiating groove 39 downwards and a face of the root 71 of fin opposition side is connected on the bead 32.After the screwed hole centering that makes above-mentioned screw insertion hole 73,73... and installation portion 65,65..., screw (end illustrates) penetrated be locked among screw insertion hole 73, the 73... on the installation portion 65,65, this radiating groove 39 is installed on the electric control box 7.Like this, the peristome of the bottom, left side of aforesaid substrate incorporating section 22 is by 71 sealings of above-mentioned root, and the left peristome 21c partition distance of above-mentioned case portion 21 is covered by fin 72, therefore can keep the aeration of electric control box and prevents in the immersion electric control box of rainwater.
In addition, be provided with parallel to each other as the projection 36,36 of the installation portion that control substrate 33 is installed with as the installation portion 65,65 that radiating groove 39 is installed.
Then will control substrate 33 and be installed to (see figure 4) in the substrate reception portion 22 from the top.Because should control substrate 33 is installed in the substrate reception portion 22, so control substrate 33 and this radiating groove 39 are installed on the electric control box 7, and because the outer surface of the body 58,67 of two heater elements 38 becomes on the position of sustained height, be fixed into horizontal, so seat 71 the face of the outer surface of the body 58,67 of heater element 38 and radiating groove 39 become under the sealing contact condition fixing.
Like this, because heater element 38 and radiating groove 39 sealed to each other contacts, heat is conducted well between heater element 38 and the radiating groove 39, and the heat that each heater element 38 is produced is conducted well to radiating groove 39, can improve the cooling effect of heater element 38.In addition, can be between a face of the root 71 of the outer surface of the body 58,67 of heater element 38 and radiating groove 39 coating be used to improve the sealant of heat conductivity.
In the off-premises station of above such air conditioner that constitutes, outdoor blowers one drives when at operation of air conditioner, and the open-air that is incorporated into the A of heat exchanger chamber by outdoor heat converter 8 is emitted from the opening of front panel 15.At this moment the part of the air-supply by the A of heat exchanger chamber contacts with the radiating groove 39 that is configured in the A of heat exchanger chamber, because the radiating groove 39 that the heat temperature that produces because of heater element 38 heatings rises is cooled, so the heat of heater element 38 is seized by radiating groove 39, can heat of cooling element 38.
In addition, in distinguished and admirable over-heat-exchanger chamber A, extend to the A of heat exchanger chamber electric control box 7 left peristome 21c around become negative pressure, air in the electric control box 7 is discharged to the A of heat exchanger chamber from left peristome 21c, shown in the arrow of Fig. 9, the open-air that enters Machine Room B flow in the electric control box 7 from the right peristome 21b and the 21a of open front portion of this electric control box 7, is cooled off by the open-air of this inflow in the electric control box 7.And because open-air flows through between control substrate 33 and the power module 38a through substrate reception portion 22 from the right part of above-mentioned control substrate 33 and the gap s (see figure 4) of surrounding wall 31, so can cool off power module 38a, and be not easy to conduct heat to control substrate 33.
Though more than be of the present invention according to embodiment explanation, the present invention is not limited by it, various modification are possible.

Claims (3)

1. the off-premises station of an air conditioner, on the base plate of the bottom that constitutes casing, standing and dividing plate is set and is serving as that boundary divides the casing inner region Machine Room that disposes compressor into and disposes heat exchanger and the heat exchanger chamber of air blast with this dividing plate, electric control box in the extension of the top of aforementioned barriers configuration level, so that this electric control box strides across above-mentioned Machine Room and above-mentioned heat exchanger chamber, in this electric control box, accommodate the control substrate that is equipped with heater element, it is characterized in that:
The installation portion that above-mentioned control substrate is installed in above-mentioned electric control box is provided with parallel to each other with the installation portion of the cooling that above-mentioned heater element is installed with radiating groove;
On above-mentioned control substrate, form the structure of above-mentioned heater element being installed by bearing;
Above-mentioned bearing has the incorporating section of taking in heater element, at the supporting station that is provided with on this incorporating section on the part that is connected to heater element.
2. the off-premises station of air conditioner as claimed in claim 1, it is characterized in that: above-mentioned supporting station is arranged on four angles of the incorporating section of taking in heater element.
3. the off-premises station of air conditioner as claimed in claim 1 is characterized in that: be provided with around the perisporium around the heater element on above-mentioned incorporating section, and form breach on the part of this perisporium.
CNB2004100825299A 2003-09-30 2004-09-20 Outdoor machine of air conditioner Expired - Fee Related CN1272587C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2003338983 2003-09-30
JP338983/03 2003-09-30
JP338983/2003 2003-09-30
JP205570/2004 2004-07-13
JP205570/04 2004-07-13
JP2004205570A JP4660130B2 (en) 2003-09-30 2004-07-13 Air conditioner outdoor unit

Publications (2)

Publication Number Publication Date
CN1603703A CN1603703A (en) 2005-04-06
CN1272587C true CN1272587C (en) 2006-08-30

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Application Number Title Priority Date Filing Date
CNB2004100825299A Expired - Fee Related CN1272587C (en) 2003-09-30 2004-09-20 Outdoor machine of air conditioner

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JP (1) JP4660130B2 (en)
KR (1) KR100618491B1 (en)
CN (1) CN1272587C (en)

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KR20050031933A (en) 2005-04-06
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CN1603703A (en) 2005-04-06
JP2005127691A (en) 2005-05-19

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