CN1576729A - Outdoor machine for air conditioner - Google Patents
Outdoor machine for air conditioner Download PDFInfo
- Publication number
- CN1576729A CN1576729A CN 200410070973 CN200410070973A CN1576729A CN 1576729 A CN1576729 A CN 1576729A CN 200410070973 CN200410070973 CN 200410070973 CN 200410070973 A CN200410070973 A CN 200410070973A CN 1576729 A CN1576729 A CN 1576729A
- Authority
- CN
- China
- Prior art keywords
- premises station
- denso
- air conditioner
- main body
- module portion
- 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.)
- Granted
Links
Images
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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/22—Arrangement or mounting thereof
-
- 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
- F24F13/20—Casings or covers
- F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
To realize an outdoor unit for air conditioner enhanced in reliability of an inverter driving circuit part while improving the air conditioning performance with a small size. This outdoor unit comprises an outdoor unit body 30, an outdoor heat exchanger 32, an outdoor blower 33, a compressor 34 for compressing a refrigerant, and an electric module part body 1 having a circuit part arranged in a sealed casing, the circuit part comprising at least a converter circuit part for driving a motor part, an inverter circuit part, and a control circuit part. The electric module part body 1 is arranged on the bottom plate 35 of the outdoor unit body 30.
Description
Technical field
The present invention relates to the off-premises station of air conditioner, particularly split type air conditioner.
Background technology
Recent years, as the compressor of home-use air conditioner, the compressor of inverter control is a main product, and compressor is carried on the off-premises station that constitutes air conditioner with device with the control of this compressor of control, and carries out the freeze cycle running.
Fig. 7 is the stereogram of the general arrangement of off-premises station in the existing split type air conditioner.As shown in Figure 7, off-premises station 100 main bodys by in closed container, hold compression mechanical part at least and drive the motor part of this compression mechanical part compressor 110, be used for outdoor air carry out heat exchange outdoor heat converter 120, transmit heat exchange and constitute with the pressure fan 130 of outdoor air.In addition, these members are accommodated in (not shown) in the outer framework.In addition, drive the upper space that driving circuit device 140 that the component parts of off-premises station 100 uses is configured in off-premises station 100.
By inverter control and thereby the drive circuit of drive compression machine 110 is made of the control circuit portion etc. that the inverter circuit portion and being used to that makes the converter circuit portion that exchanges source power supply and be converted to direct current, make direct current be converted to the motor part of three-phase alternating current drive compression machine 110 controls these circuit at least.
The spy opens in 2002-22209 communique and the Te Kai 2003-56865 communique and discloses a kind of off-premises station, and it has the driving circuit device by the compressor of inverter control, can make the drive circuit cooling effectively.
Recent years, home-use equipment especially air conditioner etc. is being required miniaturization and energy saving always.Therefore, same with the heat-conducting area of the heat exchanger that increases indoor set, also require the heat-conducting area of the heat exchanger of increase off-premises station, and make the off-premises station miniaturization.
For these requirements, if use existing off-premises station, then control increases with device shared volume in off-premises station, and effective heat-conducting area of outdoor heat converter is reduced, thereby diminishes the performance of air conditioner.
Summary of the invention
The present invention is exactly in order to address these problems, its purpose is, utilizes to exchange the control equipment miniaturization that source power supply makes the motor part of inverter driving, and is configured in the off-premises station effectively, when the effective heat-conducting area of outdoor heat converter is increased, realize the miniaturization of off-premises station.
In order to address these problems, the off-premises station of air conditioner of the present invention has the compressor and the Denso module portion main body of off-premises station main body, outdoor heat converter, outdoor draft fan, compression refrigerant, and this Denso module portion main body is configured in the basket that seals the circuit block that converter circuit portion, inverter circuit portion and control circuit portion by the drive compression machine constitute at least.
By this structure, use to exchange Denso module portion that the inverter driving of source power supply employs integrated setting and miniaturization in basket, also can the antidrip structure of waterproof so form to the outside, can independently be arranged on simultaneously the assigned position of off-premises station, and effective utilization in off-premises station space and effective heat-conducting area of outdoor heat converter are increased, can also increase air mediation ability.
In addition, the Denso module portion of the off-premises station of air conditioner of the present invention is arranged in the wind path that is formed by outdoor draft fan.Therefore, can cool off Denso module portion effectively, improve the reliability of the circuit block in the Denso module portion.
In addition, the main body of the off-premises station of air conditioner of the present invention has base plate, and Denso module portion is installed on base plate.Therefore, the heat sink of base plate as the heating circuit block in the Denso module portion can be used, can also improve the reliability of circuit block.
Owing on base plate, install in the Denso module portion, also compressor is installed on Denso module portion top, therefore, the off-premises station space can be effectively utilized, thereby the miniaturization of off-premises station can be realized.
In addition, the off-premises station of air conditioner of the present invention owing at the dead angle area of the wind path that is produced by outdoor draft fan Denso module portion is set, therefore can effectively utilize the off-premises station space, under the situation that does not influence heat conductivility, can realize the miniaturization of off-premises station.
Also have, the wind path by outdoor draft fan forms forms to have the bell-mouthed mode that becomes the air-supply guiding at least, and the peripheral part of loudspeaker oral area is installed with Denso module portion.Therefore, can effectively utilize the space of off-premises station.
In addition, outdoor draft fan has blowing fan and makes the pressure fan engine of blowing fan rotation, and Denso module portion is set at the back side of pressure fan engine.Therefore, the off-premises station space not only can be effectively utilized, the miniaturization of off-premises station can also be realized.
In addition, the Denso module portion of the off-premises station of air conditioner of the present invention has power supply terminal, and simultaneously the off-premises station main body has side plate, and Denso module portion is set on the side plate, and power supply terminal is provided with towards the outside of off-premises station.Therefore, can use the heat sink of side plate as the heating circuit block in the Denso module portion, in the reliability that improves circuit block, power supply terminal becomes easy with outside being connected.
As mentioned above, according to the off-premises station of air conditioner of the present invention, can improve the reliability of circuit block, make the Denso module portion of the compressor that drives the inverter driving be arranged in the off-premises station compactly, effective heat-conducting area of outdoor heat converter is increased, thereby can increase air handling capacity.
Description of drawings
Fig. 1 is the sectional view of Denso module portion in the embodiments of the present invention.
Fig. 2 is the schematic diagram of the off-premises station of air conditioner in the embodiments of the present invention 1.
Fig. 3 is the schematic diagram of the off-premises station of other air conditioner in the embodiments of the present invention 1.
Fig. 4 is the schematic diagram of the off-premises station of air conditioner in the embodiments of the present invention 2.
Fig. 5 is the schematic diagram of the off-premises station of other air conditioner in the embodiments of the present invention 2.
Fig. 6 is the schematic diagram of the off-premises station of air conditioner in the embodiments of the present invention 3.
Fig. 7 is the stereogram of the general arrangement of off-premises station in the existing split type air conditioner.
The specific embodiment
(embodiment 1)
Fig. 1 is the sectional view of Denso module portion in the embodiments of the present invention.
Denso module portion main body 1 forms basket 5 by side plate 2 and base plate 3 and top plate portion 4, and the inside of basket 5 is holding a plurality of circuit blocks that are used for the drive compression machine.Make the converter circuit portion that exchanges source power supply and be converted to direct current in the circuit block, DC converting roughly separately is contained in separately the block (block) for the inverter circuit portion that exchanges and control circuit portion.The side plate 2 of basket 5, top plate portion 4 or base plate 3 are made by the high material of heat conductivities such as metal material, have the antidrip closed structure of waterproof simultaneously.Diode 6 and circuit blocks such as capacitor, inductor 7 are being set in the converter circuit portion, IGBT (the Insulated Gate Bipolar Transistor) element 8 that carries out speed-sensitive switch are being set in the inverter circuit portion and are being used to drive drive circuit 9 of this element etc.In addition, in the control circuit portion control circuit parts 10 such as control signal generator and microcomputer are being set.The power supply terminal portion 11 of commercial ac power source and the output terminal part of exporting to compressor 12 are being set on the side plate 2 of basket 5.In addition, these circuit blocks (diode 6, circuit block 7, IGBT element 8, drive circuit 9, control circuit parts 10) are installed in the plane and are arranged on the substrate 13 as circuit substrate of basket 5 bottoms.The heating circuit block of the diode 6 of converter circuit portion and the IGBT element 8 of inverter circuit portion etc. is provided with towards side plate 2, between side plate 2 and these heating circuit blocks heat carrier 14 that is made of high conductivity material is being set.Heat carrier 14 is to be used for to the outside parts of discharging the heat that diodes 6 and IGBT element 8 produce of basket 5, thereby but also bonding resin layer 15 can be set connect airtight with these heating circuit blocks.
In addition, in the inside of basket 5, between each circuit block, resin 16 is molded as type, so not only guarantee the insulation between each circuit block (diode 6, circuit block 7, IGBT element 8, drive circuit 9, control circuit parts 10), also guaranteed resistance to vibration, moisture resistance etc.
Like this,, therefore, adopt the antidrip structure of this waterproof, can improve the reliability of the circuit block in the Denso module portion main body 1 owing to making Denso module portion main body 1 and basket 5 integrated setting form closed structure.In addition, be configured in the circuit block potting resins 16 in the basket 5 and be molded as type, so not only can guarantee its insulating properties, resistance to vibration,, also can guarantee the reliability of circuit block even be directly installed on the vibrative device such as compressor.
In addition, according to the allocation position on off-premises station, the shape of Denso module portion main body 1 can be arbitrary shapes such as cylindrical shape or cuboid.
Fig. 2 is the schematic diagram of the off-premises station of air conditioner in the embodiments of the present invention 1, and Fig. 2 (a) is the plane of off-premises station, and Fig. 2 (b) is its front elevation.Off-premises station main body 30 is made of externally mounted part 31, outdoor heat converter 32, outdoor draft fan 33, compressor 34.Externally mounted part 31 forms casing by base plate 35, left side plate 36, front panel 37, backplate 38, top board 39.Outdoor draft fan 33 is by blowing fan 40 and the blower-use engine 41 of blowing fan 40 rotations is constituted.In addition, the horn mouth 42 that becomes the air-supply guiding in the upper shed of the position of blowing fan 40 is being set in front on the plate 37.On plate 38 or the left side plate 36 air intake filter device and grid are being set overleaf, by the rotation of blowing fan 40, extraneous air is inhaled into, thereby forms the wind path shown in the arrow.Shown in Fig. 2 (a), outdoor heat converter 32 is provided with the L font towards left side plate 36 and backplate 38, with the heat-conducting area of guaranteeing to stipulate.And compressor 34 separates with wind path by outer cover 43.
In embodiment 1, shown in Fig. 2 (a), Fig. 2 (b), the base plate 35 of Denso module portion main body 1 mounting that is used to drive compressor at least 34 shown in Figure 1 in formation externally mounted part 31.As shown in Figure 1, because the 1 easy miniaturization of Denso module portion main body, so it can be arranged on the optional position on the base plate 35.In addition, in Denso module portion main body 1 shown in Figure 1, the heat radiation circuit block of the diode 6 of converter circuit portion and the IGBT element 8 of inverter circuit portion etc. is provided with towards side plate 2, but in the present embodiment, these circuit blocks are arranged on the base plate 3 of Denso module portion main body 1, and this base plate 3 are arranged on the base plate 35 of externally mounted part 31.
Therefore, can use the heat sink of the very large base plate 35 of area of dissipation as the heating circuit block in the Denso module portion main body 1.In addition, owing near the base plate 35 of externally mounted part 31, form aforementioned wind path, therefore, can force cooling to Denso module portion main body 1 by the wind in the wind path.Therefore, not only can effectively utilize the space of off-premises station main body 30, can also improve the reliability of circuit block.
In addition, be used for beyond the Denso module portion main body 1 of drive compression machine 34, for example be used to Denso product 44 that drive by blower-use engine 41 etc., shown in Fig. 2 (b), though can reduced volume be configured in original position, but it not only can be configured in the Denso module portion main body 1, can also be configured in other the space.No matter adopt which kind of mode, can be not such to existing mode, make effective heat-conducting area of outdoor heat converter 32 reduce by these Denso product 44, thereby can improve heat conductivility, improve the performance of air conditioner.
Fig. 3 is the off-premises station of other air conditioner in the expression embodiments of the present invention 1, and Fig. 3 (a) is the plane of off-premises station, and Fig. 3 (b) is its front elevation.As shown in Figure 3, Denso module portion main body 1 by mounting on the base plate 35 of the externally mounted part 31 that forms off-premises station main body 30, and on Denso module portion main body 1 configuration compressor 34.
Therefore, except above-mentioned effect, owing to can make compressor 34 and Denso module portion main body 1 integrated setting, so assembleability in the time of not only can improving assembling off-premises station main body 30, and when safeguarding, compressor 34 and Denso module portion main body 1 are handled as a device, and maintainability will improve.
(embodiment 2)
Fig. 4 is the off-premises station schematic diagram of air conditioner in the embodiments of the present invention 2.Fig. 4 (a) is the plane of off-premises station, and Fig. 4 (b) is its front elevation.In embodiment 2, the dead angle area of the wind path that in off-premises station main body 30, forms, the zone or the area configurations Denso module portion main body 1 that is difficult to flow through of promptly not flowing through at wind by outdoor draft fan 33.
In Fig. 4, Denso module portion main body 1 is configured in peripheral part on the front panel 37 that is formed at externally mounted part 31, that become the horn mouth 42 of air-supply guiding.Though the peripheral part of horn mouth 42 is the zone that wind is flowed through hardly or wind speed is very slow as wind path, in the middle of off-premises station main body 30, form the space of waste.According to present embodiment, effectively utilize the space by configuration Denso module portion main body 1 in this space, thereby realize the miniaturization of off-premises station main body 30.In addition,, can not increase the flowing resistance of wind path, can not increase the power of blower-use engine 41 yet by dispose Denso module portion main body 1 at this dead angle area.
And form high velocity airs as the interior perimembranous 45 of the horn mouth 42 of the rotary area of blowing fan 40.Therefore, the fin portions that faces this high velocity air zone etc. is set in the part zone of the basket 5 of Denso module portion main body 1, so the heat radiation of the circuit block that can quicken to generate heat.
Fig. 5 is the schematic diagram of the off-premises station of other air conditioner in the embodiments of the present invention 2, and Fig. 5 (a) is the plane of off-premises station, and Fig. 5 (b) is its front elevation.In Fig. 5, Denso module portion main body 1 is arranged on the rear side 38 of pressure fan engine 41.The stagnant areas of the wind that the rear side 38 of pressure fan engine 41 is sucked by blowing fan 40 forms the space of waste in off-premises station main body 30.According to present embodiment, effectively utilize the space by configuration Denso module portion main body 1 in this space, thereby realize the miniaturization of off-premises station main body 30.The peripheral part of blower-use engine 41 forms the high velocity air that is sucked by blowing fan 40.Therefore, the fin portions 46 that faces this high velocity air zone etc. is set in the part zone of the basket 5 of Denso module portion main body 1, so the heat radiation of the circuit block that can quicken to generate heat.
(embodiment 3)
Fig. 6 is the schematic diagram of the off-premises station of air conditioner in the embodiments of the present invention 3, and Fig. 6 (a) is the plane of off-premises station, and Fig. 6 (b) is its front elevation.
As shown in Figure 6, Denso module portion main body 1 is installed on the side plate 36 of externally mounted part 31 of the off-premises station main body 30 that forms compressor 34 tops, and the power supply terminal portion 47 of Denso module portion main body 1 is provided with towards the outside of off-premises station main body 30.Therefore, can use the heat sink of the very large side plate 36 of area of dissipation as the heating circuit block in the Denso module portion main body 1.In addition, be arranged on compressor 34 near, be connected with the wiring of compressor 34 and become easily, simultaneously, make the power supply terminal portion 47 that is arranged on the Denso module portion main body 1 towards outside and dispose, just become easy with being connected of external power source like this.Therefore, not only can effectively utilize the space of off-premises station main body 30, can also improve the reliability of circuit block.
The off-premises station of the air conditioner that adopts among the present invention, make Denso module portion be configured in the off-premises station compactly to the reliability of raising circuit block, so just can increase air handling capacity, very useful as the off-premises station of split type air conditioner home-use or office usefulness.
Claims (8)
1. the off-premises station of an air conditioner is characterized in that, has:
The off-premises station main body,
Outdoor heat converter,
Outdoor draft fan,
The compressor of compression refrigerant and
Be configured in the Denso module portion main body in the basket that circuit block is airtight,
Described circuit block is made of the converter circuit portion, inverter circuit portion and the control circuit portion that drive described compressor at least.
2. the off-premises station of air conditioner as claimed in claim 1 is characterized in that, described Denso module portion is arranged in the wind path that is formed by described outdoor draft fan.
3. the off-premises station of air conditioner as claimed in claim 1 is characterized in that, described off-premises station main body has base plate, the described Denso module of mounting portion on described base plate.
4. the off-premises station of air conditioner as claimed in claim 3 is characterized in that, on described base plate in the described Denso module of the mounting portion, also at the described compressor of described Denso module portion's top mounting.
5. the off-premises station of air conditioner as claimed in claim 1 is characterized in that, described Denso module portion is set in the dead angle area of the wind path that is formed by described outdoor draft fan.
6. the off-premises station of air conditioner as claimed in claim 5, it is characterized in that, the described wind path that described outdoor draft fan produces forms in the mode that has the loudspeaker oral area that becoming the air-supply guiding at least, and the peripheral part of described loudspeaker oral area is installed with described Denso module portion.
7. the off-premises station of air conditioner as claimed in claim 5 is characterized in that, described outdoor draft fan has blowing fan portion and makes the blower-use engine of described blowing fan portion rotation, and described Denso module portion is set at the back side of described blower-use engine.
8. the off-premises station of air conditioner as claimed in claim 1, it is characterized in that described Denso module portion has power supply terminal portion, and described off-premises station main body has side plate, described Denso module portion is set on the described side plate, with described power supply terminal portion towards the outside of described off-premises station and be provided with.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003277431 | 2003-07-22 | ||
| JP2003277431 | 2003-07-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1576729A true CN1576729A (en) | 2005-02-09 |
| CN1266423C CN1266423C (en) | 2006-07-26 |
Family
ID=33487677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410070973 Expired - Fee Related CN1266423C (en) | 2003-07-22 | 2004-07-21 | Outdoor machine for air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1500882B1 (en) |
| CN (1) | CN1266423C (en) |
| ES (1) | ES2397008T3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111406185A (en) * | 2017-11-28 | 2020-07-10 | 夏普株式会社 | Outdoor machine |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006214635A (en) * | 2005-02-03 | 2006-08-17 | Daikin Ind Ltd | Outdoor unit of air conditioner |
| JP2006214633A (en) * | 2005-02-03 | 2006-08-17 | Daikin Ind Ltd | Outdoor unit of air conditioner |
| EP1862743B1 (en) * | 2005-02-03 | 2014-09-03 | Daikin Industries, Ltd. | Outdoor unit of air conditioner |
| JP2006214632A (en) * | 2005-02-03 | 2006-08-17 | Daikin Ind Ltd | Outdoor unit of air conditioner |
| JP3821153B2 (en) * | 2005-02-03 | 2006-09-13 | ダイキン工業株式会社 | Air conditioner outdoor unit |
| US20150059389A1 (en) * | 2013-09-05 | 2015-03-05 | Trane International Inc. | System and apparatus for heating or cooling having fluid cooled electronics |
| US11371738B2 (en) | 2019-01-09 | 2022-06-28 | Johnson Controls Tyco IP Holdings LLP | Enclosure for a controller of an HVAC system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02110227A (en) * | 1988-10-19 | 1990-04-23 | Matsushita Seiko Co Ltd | Air conditioner |
| US5294195A (en) * | 1992-11-02 | 1994-03-15 | Carrier Corporation | Cover for the outside enclosure of an air conditioning system |
| JP3322778B2 (en) * | 1995-08-22 | 2002-09-09 | 東芝キヤリア株式会社 | Outdoor unit of air conditioner |
| JP2000022209A (en) | 1998-06-30 | 2000-01-21 | Kyocera Corp | Semiconductor light emitting device |
| JP4582972B2 (en) | 2001-08-09 | 2010-11-17 | 東芝キヤリア株式会社 | Air conditioner outdoor unit |
| JP2003106573A (en) * | 2001-09-28 | 2003-04-09 | Matsushita Electric Ind Co Ltd | Electrical equipment containing box for outdoor unit of separate type air conditioner |
| JP3858661B2 (en) * | 2001-10-10 | 2006-12-20 | ダイキン工業株式会社 | Electrical component box and air conditioner |
-
2004
- 2004-07-19 ES ES04016998T patent/ES2397008T3/en active Active
- 2004-07-19 EP EP04016998A patent/EP1500882B1/en not_active Expired - Fee Related
- 2004-07-21 CN CN 200410070973 patent/CN1266423C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111406185A (en) * | 2017-11-28 | 2020-07-10 | 夏普株式会社 | Outdoor machine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1500882B1 (en) | 2012-10-17 |
| EP1500882A2 (en) | 2005-01-26 |
| ES2397008T3 (en) | 2013-03-04 |
| EP1500882A3 (en) | 2006-08-16 |
| CN1266423C (en) | 2006-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1311166C (en) | Electrically power blower | |
| CN208240659U (en) | Highly integrated intelligent power module and air conditioner | |
| JP2003153552A (en) | Arrangement structure and arrangement method for inverter, and compressor | |
| CN1266423C (en) | Outdoor machine for air conditioner | |
| CN1211817C (en) | Assembling structure of ceramic capacitor | |
| CN1834540A (en) | Outdoor unit of air conditioner | |
| CN116232013B (en) | Inverter and electrical equipment | |
| CN212012352U (en) | Motor heat dissipation base | |
| CN1574584A (en) | Control unit and compressor used thereby | |
| CN209063913U (en) | A kind of structure of the DC charging module for direct-current charging post | |
| CN212841336U (en) | Circuit board copper-based plate with good heat dissipation effect for LED automobile headlamp | |
| CN208272355U (en) | A kind of horizontal array high-power semiconductor laser | |
| CN213514838U (en) | Drying device for LED production | |
| CN1959227A (en) | Outdoor machine of air conditioner | |
| CN200953244Y (en) | Harddisk holding box with radiator | |
| CN216290642U (en) | ABB converter with heat radiation structure | |
| CN214154379U (en) | Frequency converter | |
| JP2005055166A (en) | Outdoor unit for air conditioner | |
| CN220123302U (en) | Mobile power supply inverter with air duct heat radiation structure | |
| CN1782561A (en) | Outdoor unit of air conditioner | |
| CN218277613U (en) | Photovoltaic LED house lighting power supply | |
| CN216480397U (en) | Novel LED energy-saving lamp strip structure | |
| CN2408385Y (en) | Motor driver and air conditioner with said device | |
| CN215010816U (en) | Tape-c5G signal transmission line FPC circuit board | |
| CN216769194U (en) | Multifunctional LED projection lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060726 Termination date: 20150721 |
|
| EXPY | Termination of patent right or utility model |