CN111442573A - Central air conditioning equipment with external defrosting function - Google Patents
Central air conditioning equipment with external defrosting function Download PDFInfo
- Publication number
- CN111442573A CN111442573A CN202010262592.XA CN202010262592A CN111442573A CN 111442573 A CN111442573 A CN 111442573A CN 202010262592 A CN202010262592 A CN 202010262592A CN 111442573 A CN111442573 A CN 111442573A
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- Prior art keywords
- shell
- base
- heat exchange
- air conditioning
- pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
- F25B39/022—Evaporators with plate-like or laminated elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a central air conditioning device with an external defrosting function, which comprises a base and bottom feet, wherein the bottom periphery of the base is provided with the bottom feet, the top of the base is provided with an outer shell, the left side and the right side of the inside of the outer shell are respectively provided with an inner shell, a heat exchange plate is arranged between the outer periphery of the inside of the outer shell and the outer wall of the outer shell, the lower side of the heat exchange plate is provided with a drainage groove, the drainage groove is formed in the top of the base, the bottom of the drainage groove is provided with a drainage pipe, the drainage pipe penetrates through the middle of the bottom of the base, the top of the outer shell is provided with a top cover, a fan is arranged in the top cover, the lower end. According to the invention, the two semicircular heat exchange plates are matched with the air pipe and the side plate to ensure that the air flow can be fully contacted with the heat exchange plates, and the electric heating wire is matched to form high-temperature air flow at regular time to melt frost.
Description
Technical Field
The invention relates to the relevant technical field of central air conditioners, in particular to a central air conditioning device with an external defrosting function.
Background
The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, the system is different from the traditional refrigerant type air conditioner, air is processed in a centralized mode to meet the comfort requirement, the required cold energy is provided for the air conditioning system by adopting the liquid gasification refrigeration principle to offset the heat load of the indoor environment, the heating system provides the required heat for the air conditioning system, the temperature of an evaporator of the air conditioner can be reduced in the using process, the evaporator can be easily frosted, and the large-area frosting can cover the gaps inside the heat exchange fins of the radiator, so that the heat exchange efficiency is reduced.
And the outside evaporimeter of partial central air conditioning that uses at present lacks active defroster, and inside heat transfer board is plate structure usually, and the area of contact of air current that air ring fan drove and heat transfer board is less usually when using, therefore the part that the air current velocity of flow is low takes place frosting more easily, has the inconvenience when using.
Therefore, a central air conditioning equipment with an external defrosting function is provided.
Disclosure of Invention
The invention aims to provide a central air-conditioning device with an external defrosting function, which ensures that air flow can be fully contacted with a heat exchange plate by matching two semi-annular heat exchange plates with an air pipe and a side plate, and can form high-temperature air flow at regular time by matching with an electric heating wire to melt frost so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a central air conditioning equipment with external defrosting function comprises a base and bottom feet, wherein the bottom periphery of the base is provided with the bottom feet;
an outer shell is arranged at the top of the base, inner shells are arranged on the left side and the right side of the inner part of the outer shell, a heat exchange plate is arranged between the outer periphery of the inner part of the outer shell and the outer wall of the outer shell, a drainage groove is formed in the lower side of the heat exchange plate, the drainage groove is formed in the top of the base, a drainage pipe is arranged at the bottom of the drainage groove, and the drainage pipe penetrates through the middle of the bottom of;
the top of shell is provided with the overhead guard, and is provided with the fan in the overhead guard, the lower extreme of fan runs through the top of shell and is connected with the top of tuber pipe, and the tuber pipe setting between the inner shell, the left and right sides of tuber pipe all is provided with the curb plate, and all is provided with electric heating wire between curb plate and the tuber pipe, be provided with the deep bead between curb plate and the inner shell, through connecting valve interconnect between the heat transfer board, and the connecting valve sets up both ends around the shell is inside respectively, the connecting valve runs through the shell respectively around both sides be connected with the connecting pipe.
Be provided with the base, and a housing, the heat transfer board, water drainage tank and drain pipe, the holistic shape of device is cylindrical, whole size of device has been reduced when keeping heat transfer area through two semi-annular heat transfer boards, the convenience of use has been improved, be provided with the overhead guard, the fan, the tuber pipe, curb plate and deep bead, drive the air current through the fan and enter into the tuber pipe in, the air current blows to the heat transfer board after passing tuber pipe and curb plate between the deep bead, and then ensure that the air current can be relieved completely with the heat transfer board, heat exchange efficiency is improved, be provided with electric heating wire, heat the air current that passes the tuber pipe through electric heating wire, and then melt the processing to the frost on heat transfer board surface, defrosting efficiency has been improved.
Preferably, the axis of base and the axis of shell are on same vertical straight line, and both ends all are open structure about the shell.
The opening structures on the left side and the right side of the shell are convenient for air flow to penetrate through the heat exchange plate to be discharged outwards, and when the device is used, the use convenience is improved.
Preferably, the inner shell is provided with 2 in a symmetrical mode, and the surface of the inner shell is in a mesh structure.
The inner end face of the heat exchange plate is conveniently supported through the inner shell, and the practicability is improved when the device is used.
Preferably, the heat exchange plate is provided with 2 for the symmetry formula, and the cross section of heat exchange plate all is semi-annular structure.
The heat exchange plate with the semi-annular structure provides a large heat dissipation area while keeping a relatively small volume, and improves the practicability when the device is used.
Preferably, the central axis of the top cover and the central axis of the fan are on the same vertical straight line, and the central axis of the fan and the central axis of the base are on the same vertical straight line.
The top cover is convenient for protect the fan, the fan is convenient for continuously drive external airflow to enter the device, and the practicability is improved when the device is used.
Preferably, the surface of tuber pipe is the mesh structure, and the axis of tuber pipe and the axis of fan are on same vertical straight line.
The air pipe is convenient to enter through the mesh structure, the air flow is convenient to change from the vertical direction to be moved in the horizontal direction, and the use convenience is improved when the device is used.
Preferably, the curb plate is the symmetry formula about the axis of tuber pipe and is provided with 2, and the outer end face of curb plate personally submits the equal angle distribution and has 4 deep beads, and the surface of curb plate is mesh structure simultaneously.
The side plates are convenient for air flow to be uniformly blown to the heat exchange plate, and the use convenience is improved when the device is used.
Compared with the prior art, the invention has the beneficial effects that:
1. the water draining device is provided with the base, the shell, the heat exchange plates, the water draining groove and the water draining pipe, the whole device is cylindrical, the heat exchange area is kept through the two semi-annular heat exchange plates, the whole size of the device is reduced, and the use convenience is improved;
2. the heat exchange plate is provided with the top cover, the fan, the air pipe, the side plates and the wind shields, the fan drives the air flow to enter the air pipe, and the air flow passes through the air pipe and the side plates and then blows to the heat exchange plate through the space between the wind shields, so that the air flow can be completely removed from the heat exchange plate, and the heat exchange efficiency is improved;
3. according to the invention, the electric heating wire is arranged, and the air flow passing through the air pipe is heated through the electric heating wire, so that the frost on the surface of the heat exchange plate is melted, and the defrosting efficiency is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the vertical cross-section elevation structure of the present invention;
fig. 4 is a cross-sectional front view structure diagram of the present invention.
In the figure: 1. a base; 2. footing; 3. a housing; 4. an inner shell; 5. a heat exchange plate; 6. a water discharge tank; 7. a drain pipe; 8. a top cover; 9. a fan; 10. an air duct; 11. a side plate; 12. an electric heating wire; 13. a wind deflector; 14. a connecting valve; 15. and (4) connecting the pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a central air conditioning equipment with external defrosting function, as shown in figure 1, figure 2, figure 3 and figure 4, comprises a base 1 and feet 2, wherein the feet 2 are arranged on the periphery of the bottom of the base 1;
as shown in fig. 1, 2, 3 and 4, an outer shell 3 is arranged at the top of a base 1, inner shells 4 are arranged on the left and right sides inside the outer shell 3, a heat exchange plate 5 is arranged between the periphery inside the outer shell 3 and the outer wall of the outer shell 3, a drainage groove 6 is arranged on the lower side of the heat exchange plate 5, the drainage groove 6 is arranged at the top of the base 1, a drainage pipe 7 is arranged at the bottom of the drainage groove 6, and the drainage pipe 7 penetrates through the middle of the bottom of the base 1;
as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a top cover 8 is disposed on the top of the outer shell 3, a fan 9 is disposed in the top cover 8, the lower end of the fan 9 penetrates through the top of the outer shell 3 and is connected with the top of the air duct 10, the air duct 10 is disposed between the inner shells 4, side plates 11 are disposed on the left and right sides of the air duct 10, electric heating wires 12 are disposed between the side plates 11 and the air duct 10, wind shields 13 are disposed between the side plates 11 and the inner shells 4, the heat exchange plates 5 are connected with each other through connecting valves 14, the connecting valves 14 are disposed at the front and rear ends inside the outer shell 3, and the connecting valves 14 penetrate through the front and rear sides.
By adopting the above scheme, be provided with base 1, shell 3, heat transfer board 5, water drainage tank 6 and drain pipe 7, the holistic shape of device is cylindrical, whole size of device has been reduced when keeping heat transfer area through two semi-annular heat transfer boards 5, the convenience of use has been improved, be provided with overhead guard 8, fan 9, tuber pipe 10, curb plate 11 and deep bead 13, drive the air current through fan 9 and enter into in the tuber pipe 10, the air current blows to heat transfer board 5 through between deep bead 13 after passing tuber pipe 10 and curb plate 11, and then ensure that the air current can be relieved completely with heat transfer board 5, heat exchange efficiency has been improved, be provided with electric heating wire 12, heat the air current that passes tuber pipe 10 through electric heating wire 12, and then melt the processing to the frost on heat transfer board 5 surface, defrosting efficiency has been improved.
Specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the central axis of the base 1 and the central axis of the housing 3 are on the same vertical straight line, and both the left and right ends of the housing 3 are open structures.
Through adopting above-mentioned scheme, the open structure through the shell 3 left and right sides is convenient for the air current to pass heat transfer board 5 and outwards discharge, when using the device, has improved the use convenience.
Specifically, as shown in fig. 3 and 4, 2 inner shells 4 are symmetrically arranged, and the surfaces of the inner shells 4 are all in a mesh structure.
By adopting the scheme, the inner end face of the heat exchange plate 5 is conveniently supported through the inner shell 4, and the practicability is improved when the device is used.
Specifically, as shown in fig. 3 and 4, 2 heat exchange plates 5 are symmetrically arranged, and the cross sections of the heat exchange plates 5 are both in a semi-annular structure.
By adopting the above scheme, the heat exchange plate 5 with the semi-annular structure provides a large heat dissipation area while keeping a relatively small volume, and the practicability is improved when the device is used.
Specifically, as shown in fig. 1, 2, 3, and 4, the central axis of the top cover 8 and the central axis of the fan 9 are on the same vertical line, and the central axis of the fan 9 and the central axis of the base 1 are on the same vertical line.
Through adopting above-mentioned scheme, be convenient for provide the protection to fan 9 through top cap 8, and inside fan 9 was convenient for continuously drive outside air current and entered into the device, when using the device, improved the practicality.
Specifically, as shown in fig. 3 and 4, the surface of the air duct 10 is a mesh structure, and the central axis of the air duct 10 and the central axis of the fan 9 are on the same vertical line.
Through adopting above-mentioned scheme, be convenient for enter into tuber pipe 10 through the mesh structure and be convenient for change the air current by the vertical direction and be the horizontal direction removal, when using the device, improved the use convenience.
Specifically, as shown in fig. 3 and 4, 2 side plates 11 are symmetrically arranged about the central axis of the air duct 10, and 4 wind shields 13 are distributed on the outer end surface of each side plate 11 at equal angles, and the surface of each side plate 11 is in a mesh structure.
By adopting the scheme, the side plate 11 is convenient for air flow to be uniformly blown to the heat exchange plate 5, and the use convenience is improved when the device is used.
The working principle is as follows: the central air-conditioning equipment with the external defrosting function comprises the steps that firstly, the device is connected with an indoor unit of the central air-conditioning through a connecting pipe 15, then, an external power supply is switched on to start a fan 9, external air is driven by the fan 9 to pass through a top cover 8 and enter an air pipe 10, air flow sequentially passes through a mesh structure on the surface of the air pipe 10, an electric heating wire 12 and a side plate 11 to the left side and the right side and moves to a position between wind blocking plates 13 and finally passes through an inner shell 4 and a heat exchange plate 5 to flow to the outside of the device, so that heat exchange between the air and the heat exchange plate 5 is completed, in the heat exchange process, moisture in the air can be condensed into water drops on the surface of the heat exchange plate 5 and gradually collected into a drainage groove 6 under the action of gravity and finally is discharged through a drainage pipe 7, when the temperature of the heat exchange plate 5 is too low, the air passing through the air pipe 10 is heated, the frost condensed on the surface of the heat exchange plate 5 is melted by hot air, and the defrosting can be completed, wherein the electric heating wire 12 has the following model: DRB00001, the model of the fan 9 is: TE-14080-K1, the electrical technology related to the invention is the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a central air conditioning equipment with external defrosting function which characterized in that: the device comprises a base (1) and a bottom foot (2), wherein the bottom foot (2) is arranged on the periphery of the bottom of the base (1);
an outer shell (3) is arranged at the top of the base (1), inner shells (4) are arranged on the left side and the right side of the inside of the outer shell (3), a heat exchange plate (5) is arranged between the periphery of the inside of the outer shell (3) and the outer wall of the outer shell (3), a drainage groove (6) is arranged on the lower side of the heat exchange plate (5), the drainage groove (6) is formed in the top of the base (1), a drainage pipe (7) is arranged at the bottom of the drainage groove (6), and the drainage pipe (7) penetrates through the middle of the bottom of the base (1);
the top of shell (3) is provided with dome (8), and is provided with fan (9) in dome (8), the lower extreme of fan (9) runs through the top of shell (3) and is connected with the top of tuber pipe (10), and tuber pipe (10) set up between inner shell (4), the left and right sides of tuber pipe (10) all is provided with curb plate (11), and all is provided with electric heating wire (12) between curb plate (11) and tuber pipe (10), be provided with deep bead (13) between curb plate (11) and inner shell (4), through connecting valve (14) interconnect between heat transfer board (5), and connecting valve (14) set up both ends around shell (3) is inside respectively, both sides are connected with connecting pipe (15) around connecting valve (14) runs through shell (3) respectively.
2. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: the axis of base (1) and the axis of shell (3) are on same vertical straight line, and both ends all are open structure about shell (3).
3. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: the inner shell (4) is provided with 2 in a symmetrical mode, and the surface of the inner shell (4) is of a mesh structure.
4. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: the heat exchange plates (5) are symmetrically arranged and 2, and the cross sections of the heat exchange plates (5) are of semi-annular structures.
5. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: the central axis of the top cover (8) and the central axis of the fan (9) are on the same vertical straight line, and the central axis of the fan (9) and the central axis of the base (1) are on the same vertical straight line.
6. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: the surface of the air pipe (10) is of a mesh structure, and the central axis of the air pipe (10) and the central axis of the fan (9) are on the same vertical straight line.
7. The central air conditioning equipment with external defrosting function as claimed in claim 1, characterized in that: curb plate (11) are the symmetry formula about the axis of tuber pipe (10) and are provided with 2, and the outer end face of curb plate (11) is the equal angle distribution and has 4 deep beads (13), and the surface of curb plate (11) is mesh structure simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262592.XA CN111442573A (en) | 2020-04-07 | 2020-04-07 | Central air conditioning equipment with external defrosting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262592.XA CN111442573A (en) | 2020-04-07 | 2020-04-07 | Central air conditioning equipment with external defrosting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111442573A true CN111442573A (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010262592.XA Pending CN111442573A (en) | 2020-04-07 | 2020-04-07 | Central air conditioning equipment with external defrosting function |
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| Country | Link |
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| CN (1) | CN111442573A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106337A (en) * | 2003-09-29 | 2005-04-21 | Toyo Kiyaria Kogyo Kk | Heat exchanging unit |
| CN103134108A (en) * | 2011-11-24 | 2013-06-05 | 王静宇 | Novel variable-volume air duct system |
| CN104197431A (en) * | 2014-08-29 | 2014-12-10 | 美的集团武汉制冷设备有限公司 | Outdoor unit of air conditioner |
| CN208296118U (en) * | 2018-05-08 | 2018-12-28 | 青岛海尔空调器有限总公司 | Air-conditioner outdoor unit and air conditioner |
| CN209147505U (en) * | 2018-07-23 | 2019-07-23 | 麦克维尔空调制冷(武汉)有限公司 | A kind of vertical (type) condenser |
| CN209944584U (en) * | 2019-05-05 | 2020-01-14 | 广东美的制冷设备有限公司 | Air inlet grille and air condensing units |
-
2020
- 2020-04-07 CN CN202010262592.XA patent/CN111442573A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106337A (en) * | 2003-09-29 | 2005-04-21 | Toyo Kiyaria Kogyo Kk | Heat exchanging unit |
| CN103134108A (en) * | 2011-11-24 | 2013-06-05 | 王静宇 | Novel variable-volume air duct system |
| CN104197431A (en) * | 2014-08-29 | 2014-12-10 | 美的集团武汉制冷设备有限公司 | Outdoor unit of air conditioner |
| CN208296118U (en) * | 2018-05-08 | 2018-12-28 | 青岛海尔空调器有限总公司 | Air-conditioner outdoor unit and air conditioner |
| CN209147505U (en) * | 2018-07-23 | 2019-07-23 | 麦克维尔空调制冷(武汉)有限公司 | A kind of vertical (type) condenser |
| CN209944584U (en) * | 2019-05-05 | 2020-01-14 | 广东美的制冷设备有限公司 | Air inlet grille and air condensing units |
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Application publication date: 20200724 |