CN110925900A - Energy-saving device of central air conditioner - Google Patents

Energy-saving device of central air conditioner Download PDF

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Publication number
CN110925900A
CN110925900A CN201911189974.8A CN201911189974A CN110925900A CN 110925900 A CN110925900 A CN 110925900A CN 201911189974 A CN201911189974 A CN 201911189974A CN 110925900 A CN110925900 A CN 110925900A
Authority
CN
China
Prior art keywords
plate
saving
condensation
central air
pipe
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.)
Pending
Application number
CN201911189974.8A
Other languages
Chinese (zh)
Inventor
张国东
李新楠
王圣文
商全成
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.)
Shandong De Shun Artificial Environment Co Ltd
Original Assignee
Shandong De Shun Artificial Environment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong De Shun Artificial Environment Co Ltd filed Critical Shandong De Shun Artificial Environment Co Ltd
Priority to CN201911189974.8A priority Critical patent/CN110925900A/en
Publication of CN110925900A publication Critical patent/CN110925900A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/0254Ducting arrangements characterised by their mounting means, e.g. supports
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/06Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20Casings or covers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers

Abstract

The invention relates to the field of energy conservation, in particular to a central air-conditioning energy-saving device which comprises a condensation box, wherein air guide pipes are arranged at four corners of the condensation box, a connecting cavity is arranged in the condensation box, dustproof vent holes are arranged on the upper side wall and the lower side wall of the condensation box, a first connecting cover is arranged at the inner side of the dustproof vent holes, a second connecting cover is arranged in the first connecting cover, a condensation cavity is arranged between the second connecting covers, ventilating pipes are arranged at two sides of the condensation cavity, a rotating shaft is arranged in the air inlet pipe, a cross-shaped connecting head is arranged at the outer side of the rotating shaft, the cross-shaped connecting head is inserted into the cross-shaped connecting seat, the cross-shaped connecting seat is arranged at the bottom of a connecting plate, a fixing plate is arranged at the lower side of the connecting plate, vent holes are arranged at, thus, the use of the equipment is convenient, and the energy-saving effect is realized.

Description

Energy-saving device of central air conditioner
Technical Field
The invention relates to the field of energy conservation, in particular to an energy-saving device of a central air conditioner.
Background
The central air conditioner is a large-scale air conditioning system, which comprises a main machine and a tail end, wherein the main machine is divided into a water cooling unit and an air cooling unit, the tail end equipment mainly comprises an air conditioning unit and a fan coil, and the central air conditioner is also a Freon VRV air conditioning unit serving as a refrigerant. It is different from the common household air conditioner, and the central air conditioner can be used by large-scale buildings. The central air conditioner generally controls the temperature in a plurality of independent rooms through a cold source, and only one cold source is provided, so the temperature of cold air exhausted to each room through a main air pipe is constant, and because each pipeline is the same, the room size is different, so that the refrigeration efficiency of the cold source needs to be adjusted repeatedly, and energy waste is caused.
Disclosure of Invention
The invention aims to provide an energy-saving device of a central air conditioner, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a central air-conditioning energy-saving device comprises a condensing box, wherein air guide pipes are arranged at four corners of the condensing box, mounting mechanisms are arranged at four corners of the upper side wall and the lower side wall of the condensing box, a connecting cavity is arranged at the middle end in the condensing box, dustproof vents are arranged at the upper side wall and the lower side wall of the condensing box at the inner side of the connecting cavity, a first connecting cover is arranged at the inner side of the dustproof vents, a second connecting cover is arranged in the first connecting cover, a condensing cavity is arranged between the second connecting covers, a condensing pipe is arranged in the condensing cavity, ventilating pipes are arranged at the left side and the right side of the condensing cavity, the vents at the four corners of the outer side of the ventilating pipes are respectively arranged at the inner sides of exhaust hoods at the inner side of the air guide pipes, a fan, the cross connecting seat is installed in the bottom of connecting plate, and the fixed plate is installed to the connecting plate downside, and both ends are provided with the vent about the fixed plate, and fixed plate and connecting plate are installed and are connected intracavity portion, the connecting plate outside is connected with the second connecting rod through the bearing frame, and the second connecting rod outside is connected with the cylinder, and the cylinder is installed in the outside of ventilation pipe.
As a preferred embodiment of the invention, the mounting structure comprises a mounting plate, a mounting hole, a connecting pipe, a fastening knob, a third connecting rod, a second spring and a limiting block.
As a preferred embodiment of the invention, the mounting plate is arranged at the outer end of the mounting mechanism, and mounting holes are formed in four corners of the mounting plate, so that the mounting of equipment is facilitated.
In a preferred embodiment of the present invention, the mounting plate is provided with a connecting pipe therein, the upper end of the connecting pipe is connected to the third connecting pipe by a fastening knob, and the fastening knob is provided inside the upper end of the connecting plate, so that the length of the mounting structure can be adjusted.
As a preferred embodiment of the present invention, the third connecting pipe is inserted into upper and lower sidewalls of the condensing box, and a stopper is disposed on the third connecting rod inside the condensing box.
As a preferred embodiment of the present invention, the third link lever located at the outside of the condensation tank is provided with the second spring, so that the vibration of the apparatus can be reduced, which effectively facilitates the use of the apparatus.
As a preferred embodiment of the invention, a first bevel gear is arranged in the middle of the rotating shaft, a second bevel gear is arranged at the lower end of the outer side of the first bevel gear, and the outer side of the second bevel gear is connected with the inner wall of the condensing box through a connecting shaft and can drive the rotating shaft to rotate.
As a preferred embodiment of the present invention, the connecting shaft is connected to a synchronous motor through a belt, and the synchronous motor is installed on an inner sidewall of the condensation tank to drive the connecting shaft.
As a preferred embodiment of the invention, the left end and the right end of the outer side of the connecting plate are provided with the extrusion plates, the outer side of each extrusion plate is provided with the first connecting rod, the outer side of each first connecting rod is provided with the limiting block, and the limiting blocks are arranged on the outer sides of the connecting cavities.
As a preferred embodiment of the invention, the first spring is arranged on the first connecting rod between the limiting block and the connecting cavity, so that the connecting plate can be effectively extruded, and the connecting plate can be ensured to block the ventilation opening.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the first connecting cover 6 and the second connecting cover 7 are arranged, so that the air inlet channel can form a siphon effect, thus facilitating the ventilation of equipment and the ventilation of a central air conditioner; the condensation pipe 9 in the condensation cavity 8 can effectively condense the air, so that the equipment is convenient to use; it is rotatory to drive connecting axle 15 through synchronous machine 16, second bevel gear 14 of installation drives first bevel gear 13 on the connecting axle 15 and rotates, first bevel gear 13 drives pivot 12 and rotates, thereby drive connecting plate 19 and rotate, vent 21 on the inboard fixed plate 20 of connecting plate 19 ventilates and handles, thereby can realize carrying out the air feed simultaneously to four vents, it is convenient like this to carry out even ventilation to air duct 2, thereby facilitate the use of equipment, the electric energy can be practiced thrift effectively, it ann 19 moves to the outside to connect through the drive of cylinder 29, vent 21 can ventilate alone and handle, thereby the convenience ventilates single solitary air duct 2, thereby facilitate the use of equipment, the electric energy has been practiced thrift.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving device of a central air conditioner according to the present invention.
Fig. 2 is an enlarged schematic structural diagram of a connection cavity at a position a in the central air-conditioning energy-saving device of the present invention.
Fig. 3 is a schematic three-dimensional structure diagram of a ventilation pipe in the central air-conditioning energy-saving device of the invention.
Fig. 4 is a schematic structural diagram of a connecting plate and a fixing plate in an energy-saving device of a central air conditioner according to the present invention.
Fig. 5 is a schematic structural diagram of an installation structure in an energy-saving device of a central air conditioner according to the present invention.
1-condensation box, 2-air duct, 3-mounting structure, 4-connecting cavity, 5-dustproof ventilation opening, 6-first connecting cover, 7-second connecting cover, 8-condensation cavity, 9-condensation pipe, 10-ventilation pipe, 11-fan, 12-rotating shaft, 13-first bevel gear, 14-second bevel gear, 15-connecting shaft, 16-synchronous motor, 17-cross connector, 18-cross connecting seat, 19-connecting plate, 20-fixing plate, 21-ventilation opening, 22-connecting cavity, 23-extrusion plate, 24-first connecting rod, 25-first spring, 26-fixing block, 27-bearing seat, 28-second connecting rod, 29-air cylinder, 31-mounting plate, etc, 32-mounting hole, 33-connecting pipe, 34-fastening knob, 35-third connecting rod, 36-second spring and 37-limiting block.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Referring to fig. 1 to 5, in the embodiment of the invention, an energy-saving device for a central air conditioner comprises a condensation box 1, wherein air guide pipes 2 are arranged at four corners of the condensation box 1, a connecting cavity 4 is arranged at the middle end in the condensation box 1, dustproof vents 5 are arranged on the upper side wall and the lower side wall of the condensation box 1 which are positioned at the inner side of the connecting cavity 4, so that the cleanness of the introduced air can be ensured, the dustproof treatment is performed, a first connecting cover 6 is arranged at the inner side of the dustproof vent 5, a second connecting cover 7 is arranged in the first connecting cover 6, a condensation cavity 8 is arranged between the second connecting covers 7, an air inlet channel can form a siphon effect through the arrangement of the first connecting cover 6 and the second connecting cover 7, so that the ventilation of the equipment is facilitated, the ventilation of the central air conditioner is facilitated, a condensation pipe 9 is arranged in the condensation cavity 8, and through the arrangement of, can effectively carry out condensation treatment on air, and is convenient for equipment to use.
The left side and the right side of the condensation cavity 8 are provided with ventilation pipes 10, the ventilation openings at four corners outside the ventilation pipes 10 are all correspondingly arranged at the inner sides of exhaust hoods at the inner sides of the air guide pipes 2, so that the ventilation of the four air guide pipes 2 can be conveniently carried out, a fan 11 is arranged at the air inlet of the ventilation pipes 10, so that the ventilation of equipment is facilitated, a rotating shaft 12 is arranged inside the air inlet pipe 10 through a fixed block, a first bevel gear 13 is arranged in the middle of the rotating shaft 12, a second bevel gear 14 is arranged at the lower end of the outer side of the first bevel gear 13, the outer side of the second bevel gear 14 is connected with the inner wall of the condensation box 1 through a connecting shaft 15, the connecting shaft 15 is connected with a synchronous motor 16 through a belt, the synchronous motor 16 is arranged on the inner, fixed plate 20 is installed to connecting plate 19 downside, both ends are provided with vent 21 about fixed plate 20, fixed plate 20 and connecting plate 19 are installed inside connecting chamber 22, it is rotatory to drive connecting axle 15 through synchronous machine 16, second bevel gear 14 of installation drives first bevel gear 13 on the connecting axle 15 and rotates, first bevel gear 13 drives pivot 12 and rotates, thereby drive connecting plate 19 and rotate, vent 21 on the fixed plate 20 of connecting plate 19 inboard ventilates and handles, thereby can realize carrying out the air feed simultaneously to four vents, it is convenient like this to carry out even ventilation to air duct 2, thereby facilitate the use of equipment, the electric energy can be practiced thrift effectively.
The left end and the right end of the outer side of the connecting plate 19 are provided with squeezing plates 23, the outer side of the squeezing plates 23 is provided with a first connecting rod 24, the outer side of the first connecting rod 24 is provided with a limiting block 26, the limiting block 26 is arranged on the outer side of the connecting cavity 22, the first connecting rod 24 between the limiting block 26 and the connecting cavity 22 is provided with a first spring 25, the connecting plate 19 is pressed on the fixing plate 20 by the first spring 25, so that the fixing plate 20 can be conveniently sealed, the use of equipment is facilitated, the outer side of the connecting plate 19 is connected with a second connecting rod 28 through a bearing seat 27, the outer side of the second connecting rod 28 is connected with a cylinder 29, the cylinder 29 is arranged on the outer side of the ventilation pipe 10, the connecting plate 19 is driven by the cylinder 29 to move outwards, and the ventilation treatment can be independently, the electric energy is saved.
Example two
The difference from the first embodiment is that: the four corners of the upper side wall and the lower side wall of the condensation box 1 are provided with the mounting mechanism 3, the mounting structure 3 comprises a mounting plate 31, a mounting hole 32, a connecting pipe 33, a fastening knob 34, a third connecting rod 35, a second spring 36 and a limiting block 37, the mounting plate 31 is arranged at the outer end of the mounting mechanism 3, the mounting hole 32 is arranged at the four corners of the mounting plate 31, the connecting pipe 33 is arranged in the mounting plate 31, the upper end of the connecting pipe 33 is connected with the third connecting pipe 35 through the fastening knob 34, the fastening knob 34 is arranged at the inner side of the upper end of the connecting plate 33, the third connecting pipe 35 is inserted into the upper side wall and the lower side wall of the condensation box 1, the limiting block 37 is arranged on the third connecting rod 35 in the condensation box 1, the second spring 36 is arranged on the third connecting rod 35 outside the condensation box 1, the direction of, thereby make things convenient for condensing box 1 to install, second spring 36 can carry out shock attenuation processing to the condensing box 1 of installation effectively to reduce the vibrations of equipment, thereby make things convenient for the use of equipment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more, and it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "connected" are to be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. A central air conditioning energy-saving device comprises a condensation box (1), wherein air guide pipes (2) are arranged at four corners of the condensation box (1), mounting mechanisms (3) are arranged at four corners of the upper side wall and the lower side wall of the condensation box (1), a connecting cavity (4) is arranged at the middle end in the condensation box (1), dustproof vents (5) are arranged at the upper side wall and the lower side wall of the condensation box (1) positioned at the inner side of the connecting cavity (4), a first connecting cover (6) is arranged at the inner side of the dustproof vents (5), a second connecting cover (7) is arranged in the first connecting cover (6), a condensation cavity (8) is arranged between the second connecting covers (7), a condensation pipe (9) is arranged in the condensation cavity (8), vent pipes (10) are arranged at the left side and the right side of the condensation cavity (8), and is characterized in that the vent holes at the four corners of the outer side of the, fan (11) are installed to the air inlet department of ventilation pipe (10), pivot (12) are installed through the fixed block to air-supply line (10) inside, and pivot (12) outside is provided with cross connection head (17), and cross connection head (17) insert inside cross connection seat (18), and the bottom at connecting plate (19) is installed in cross connection seat (18), and fixed plate (20) are installed to connecting plate (19) downside, and both ends are provided with vent (21) about fixed plate (20), and fixed plate (20) and connecting plate (19) are installed inside connecting chamber (22), the connecting plate (19) outside is connected with second connecting rod (28) through bearing frame (27), and second connecting rod (28) outside is connected with cylinder (29), and the outside at ventilation pipe (10) is installed in cylinder (29).
2. The central air-conditioning energy-saving device according to claim 1, characterized in that the mounting structure (3) comprises a mounting plate (31), a mounting hole (32), a connecting pipe (33), a fastening knob (34), a third connecting rod (35), a second spring (36) and a limiting block (37).
3. An energy-saving device for central air-conditioning according to claim 2, characterized in that the mounting plate (31) is arranged at the outer end of the mounting mechanism (3), and the mounting plate (31) is provided with mounting holes (32) at four corners.
4. An economizer as claimed in claim 3, wherein the mounting plate (31) is provided with a connecting pipe (33) therein, the upper end of the connecting pipe (33) is connected to the third connecting pipe (35) by a fastening knob (34), and the fastening knob (34) is provided inside the upper end of the connecting plate (33).
5. The central air-conditioning energy-saving device according to claim 4, characterized in that the third connecting pipe (35) is inserted into the upper and lower side walls of the condensation box (1), and a limiting block (37) is arranged on the third connecting pipe (35) inside the condensation box (1).
6. An energy-saving device of a central air conditioner according to claim 5, characterized in that the second spring (36) is installed on the third connecting rod (35) outside the condensation box (1).
7. The central air-conditioning energy-saving device according to claim 1, characterized in that a first bevel gear (13) is arranged in the middle of the rotating shaft (12), a second bevel gear (14) is arranged at the lower end of the outer side of the first bevel gear (13), and the outer side of the second bevel gear (14) is connected with the inner wall of the condensing box (1) through a connecting shaft (15).
8. An energy-saving device of a central air conditioner according to claim 7, characterized in that the connecting shaft (15) is connected with a synchronous motor (16) through a belt, and the synchronous motor (16) is installed on the inner side wall of the condensation box (1).
9. The central air-conditioning energy-saving device according to claim 1, characterized in that the left and right ends of the outer side of the connecting plate (19) are provided with the extrusion plates (23), the outer side of the extrusion plates (23) is provided with the first connecting rod (24), the outer side of the first connecting rod (24) is provided with the limiting block (26), and the limiting block (26) is installed at the outer side of the connecting cavity (22).
10. An energy-saving device for central air-conditioner according to claim 1, characterized in that the first spring (25) is installed on the first connecting rod (24) between the stopper (26) and the connecting cavity (22).
CN201911189974.8A 2019-11-28 2019-11-28 Energy-saving device of central air conditioner Pending CN110925900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911189974.8A CN110925900A (en) 2019-11-28 2019-11-28 Energy-saving device of central air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911189974.8A CN110925900A (en) 2019-11-28 2019-11-28 Energy-saving device of central air conditioner

Publications (1)

Publication Number Publication Date
CN110925900A true CN110925900A (en) 2020-03-27

Family

ID=69847388

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911189974.8A Pending CN110925900A (en) 2019-11-28 2019-11-28 Energy-saving device of central air conditioner

Country Status (1)

Country Link
CN (1) CN110925900A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08226668A (en) * 1995-02-20 1996-09-03 Mitsubishi Electric Corp Ceiling embedded type ventilation air-conditioner
CN104815490A (en) * 2015-05-21 2015-08-05 上海海事大学 Air purifier
CN205939608U (en) * 2016-08-10 2017-02-08 东莞市泽风净化设备有限公司 Breather valve
CN206801909U (en) * 2017-04-25 2017-12-26 四川建筑职业技术学院 A kind of blower fan with controllable guide vane
CN207230844U (en) * 2017-10-12 2018-04-13 沈贵方 A kind of energy device of central air conditioner
CN109353709A (en) * 2018-12-04 2019-02-19 珠海格力电器股份有限公司 Tuyere device, the apparatus of air conditioning and container
CN209415697U (en) * 2018-12-04 2019-09-20 北川金阳舒适家科技有限公司 A kind of energy device of central air conditioner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08226668A (en) * 1995-02-20 1996-09-03 Mitsubishi Electric Corp Ceiling embedded type ventilation air-conditioner
CN104815490A (en) * 2015-05-21 2015-08-05 上海海事大学 Air purifier
CN205939608U (en) * 2016-08-10 2017-02-08 东莞市泽风净化设备有限公司 Breather valve
CN206801909U (en) * 2017-04-25 2017-12-26 四川建筑职业技术学院 A kind of blower fan with controllable guide vane
CN207230844U (en) * 2017-10-12 2018-04-13 沈贵方 A kind of energy device of central air conditioner
CN109353709A (en) * 2018-12-04 2019-02-19 珠海格力电器股份有限公司 Tuyere device, the apparatus of air conditioning and container
CN209415697U (en) * 2018-12-04 2019-09-20 北川金阳舒适家科技有限公司 A kind of energy device of central air conditioner

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