CN211119809U - Heat exchange unit and dot matrix air conditioning system - Google Patents
Heat exchange unit and dot matrix air conditioning system Download PDFInfo
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- CN211119809U CN211119809U CN201921869127.1U CN201921869127U CN211119809U CN 211119809 U CN211119809 U CN 211119809U CN 201921869127 U CN201921869127 U CN 201921869127U CN 211119809 U CN211119809 U CN 211119809U
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Abstract
The utility model discloses a heat exchange unit, which comprises a radiation convection module, a fan, an opening and closing door and a shell; the radiation convection module, the fan and the automatic opening and closing door are sequentially arranged in the shell from bottom to top; the radiation convection module is used for receiving heat exchange fluid of the air conditioning system so as to perform radiation heat exchange to the external environment; the opening and closing door and the fan are controlled in a linkage manner; the radiation convection module is provided with dot matrix holes for air circulation; through radiation convection module and fan, the heat transfer unit has radiation heat transfer, convection heat transfer, radiation convection heat transfer three kinds of heat transfer modes. The utility model discloses still disclose a dot matrix air conditioning system who has a plurality of heat transfer units to constitute simultaneously. The utility model discloses a dot matrix air conditioning system can select optimum mode through artificial intelligence according to multiple use scene and personnel's demand, creates the microenvironment of a plurality of most comfortable differentiation, can satisfy many people's many scenes travelling comfort requirement in the room simultaneously to reach the optimal energy-conserving effect.
Description
Technical Field
The utility model relates to an air conditioning technology field, concretely relates to heat transfer unit and dot matrix air conditioning system.
Background
Along with the improvement of living standard of people, higher requirements are put forward on the comfort and the energy-saving effect of the room air conditioner. The traditional air conditioner adopts a strong convection heat transfer mode, the phenomena of local strong blowing sense and uneven heat transfer can occur, the air flow organization is poor, the human body comfort is greatly influenced, and meanwhile, the utilization efficiency of cold energy is low, so that the energy waste is caused.
Radiation refrigeration can provide a comfortable space with better temperature uniformity, but the radiation refrigeration has the problems of low cooling speed, condensation and the like, and is difficult to realize wide popularization.
In addition, no matter strong convection heat exchange or radiation heat exchange, the current air conditioning system has limitation on the air flow organization regulating capability due to the fact that the arrangement mode of the air inlet and the air return inlet is fixed and cannot be dynamically regulated, differentiated subarea air flow organization control in the same room cannot be realized, and the cooling mode of the air conditioning system is difficult to simultaneously meet the individualized thermal environment requirements of different personnel in the same room.
SUMMERY OF THE UTILITY MODEL
In order to solve the not enough of prior art existence, the utility model provides a novel dot matrix air conditioning system can be according to the practical application scene, and heat transfer and ventilation mode are selected to intelligence, realize the energy-conserving comfortable accuse temperature of room subregion.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a heat exchange unit comprises a radiation convection module, a fan, an automatic opening and closing door and a shell; the radiation convection module, the fan and the automatic opening and closing door are sequentially arranged in the shell from bottom to top; the radiation convection module is used for receiving heat exchange fluid of the air conditioning system so as to perform radiation heat exchange to the external environment; the automatic opening and closing door is in linkage control with the fan, the automatic opening and closing door is opened when the fan works, and the automatic opening and closing door is closed when the fan stops working; the radiation convection module is also provided with dot matrix small holes for air circulation; when the radiation convection module is filled with heat exchange fluid and the fan does not work, the heat exchange unit is in a radiation heat exchange mode, when the radiation convection module is filled with heat exchange fluid and the fan works, the heat exchange unit is in the radiation convection heat exchange mode, and when the radiation convection module is not filled with heat exchange fluid and the fan works, the heat exchange unit is in the convection heat exchange mode.
As an improvement of the utility model, the radiation convection module includes solid radiant panel and fixes the finned tube on solid radiant panel, solid radiant panel openly is equipped with a plurality of dot matrix apertures that supply the circulation of air, the export or/and the entry setting of finned tube are used for controlling heat transfer fluid's governing valve.
As an improvement of the utility model, the finned tube is connected together with solid radiant panel adoption welding mode, the finned tube is fixed on solid radiant panel with the form of penetrating completely, partly penetrating or not penetrating the radiant panel completely.
As an improvement of the utility model, the finned tube comprises a light pipe which is bent in a U shape and radiating fins which are arranged on the light pipe at intervals in parallel.
As an improvement of the utility model, the radiation convection module includes a cavity radiation plate, the cavity radiation plate openly is equipped with a plurality of dot matrix apertures that supply circulation of air, cavity radiation plate side is equipped with heat transfer fluid entry and heat transfer fluid export to set up the governing valve that is used for controlling heat transfer fluid at heat transfer fluid entry or/and heat transfer fluid export.
As an improvement of the utility model, be provided with the fin that is used for the reinforcing heat transfer in the dot matrix aperture of cavity radiant panel.
As an improvement of the utility model, the fan is two-way fan, when the fan corotation, the heat transfer unit is the supply-air outlet mode, and when the fan reversal, the heat transfer unit is the return air inlet mode, when the fan is out of work, the heat transfer unit is the shutoff mouth mode.
A dot matrix air conditioning system comprises a plurality of heat exchange units, wherein the heat exchange units are arranged in a dot matrix. Because each heat exchange unit has three heat exchange modes of radiation heat exchange, convection heat exchange and radiation convection heat exchange and three ventilation modes of an air supply outlet, an air return inlet and a sealing port (the sealing port is formed when the fan does not work), therefore, the arrangement mode of the air supply and return inlets of the room can be adjusted in real time according to the dynamic change of the indoor load distribution, the bottleneck that the air supply and return mode of the traditional air conditioner is fixed and cannot be adjusted dynamically is overcome, by adjusting the flow of the heat exchange fluid, selecting a proper heat exchange mode, adjusting the air quantity direction, the air quantity size and other parameters, the air flow organization and the temperature adjusting capability in the house are greatly improved, can select the optimal working mode through artificial intelligence according to various using scenes and individual requirements of personnel to create a plurality of most comfortable and differentiated microenvironments, the requirements of comfort of multiple persons and multiple scenes in a room can be met simultaneously, and the optimal energy-saving effect is achieved.
As an improvement of the utility model, the even dot matrix of heat transfer unit is at the room top, heat transfer unit's length and width are 0.3 ~ 0.8m, heat transfer unit's top surface is 0.01 ~ 0.5m with the clearance on roof.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a heat transfer unit operating condition is nimble adjustable, has three kinds of heat transfer modes of radiation heat transfer, convection heat transfer, radiation convection heat transfer to can be according to actual demand, automatic switch-over is three kinds of ventilation modes of supply-air outlet, return air inlet and seal opening.
2. The utility model discloses a dot matrix air conditioning system can supply the return air distribution mode according to the dynamic change of indoor load distribution, and it is fixed that traditional air conditioner supplies the return air mode, the bottleneck that can't adjust in a flexible way to overcome dynamic real-time adjustment room.
3. The utility model discloses a dot matrix air conditioning system, through adjusting heat transfer fluid's flow, select suitable heat transfer mode, adjust amount of wind direction and size isoparametric, greatly improve the ability of air current organization and temperature regulation in the room, can select optimum mode through artificial intelligence according to multiple use scene and personnel's individual character demand, create the microenvironment of a plurality of most comfortable differentiation, many people multi-scene travelling comfort requirement in can satisfying the room simultaneously to reach the optimal energy-conserving effect.
Drawings
Fig. 1 is an exploded schematic view of a heat exchange unit according to a first embodiment of the present invention;
fig. 2 is a schematic view of the overall structure of a heat exchange unit according to a first embodiment of the present invention;
fig. 3 is a schematic view of the overall structure of a heat exchange unit according to the second embodiment of the present invention;
fig. 4 is a schematic diagram of the operation mode of the dot matrix air conditioning system of the present invention;
description of reference numerals: 1-solid radiant panel; 2-finned tubes; 3-adjusting the valve; 4-a fan; 5-a shell; 6-automatic opening and closing of the door; 7-a fin; 8-hollow radiant panel; 9-heat exchange unit.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 1, the heat exchange unit of the present embodiment includes a solid radiation plate 1, a finned tube 2, a regulating valve 3, a fan 4, a housing 5, and an automatic opening and closing door 6.
The shell 5 is used as a heat exchange unit shell, preferably a cylinder with openings at two ends, the cross section of the shell can be square, circular or polygonal, the shell can be designed according to the decoration style of a dot matrix air conditioning system, and a square shell is adopted in the embodiment. In order to prevent the dissipation of energy inside the housing and the exchange of energy between the housings, the housing 5 is made of a heat insulating material or is designed to be heat insulating.
The solid radiant panel 1, the finned tube 2, the fan 4 and the automatic opening and closing door 6 are sequentially arranged in the shell 5 from bottom to top to form an independent unit. Preferably, the solid radiation plate 1 is fixed at one end of the shell 5, the periphery of the solid radiation plate 1 is optimally designed to avoid leakage, and heat radiation in other directions of the solid radiation plate 1 is reduced as much as possible. The automatic opening and closing door 6 is arranged at the other end of the shell 5, and a conventional electric opening and closing door is adopted.
The solid radiation plate 1 is provided with a plurality of uniform dot matrixes and small holes for air circulation, the upper surface of the solid radiation plate 1 is connected with the finned tube 2 in a welding mode and used for strengthening heat transfer between the finned tube 2 and the solid radiation plate 1, the finned tube 2 comprises light pipes and radiating fins arranged on the light pipes in parallel at intervals, the light pipes can be designed into an interference mode of partially penetrating into the solid radiation plate 1, the condition that the light pipes in the finned tube 2 are not interfered with the solid radiation plate 1 is exemplarily shown in figure 1, the bending mode of the light pipes in the finned tube 2 can be designed in various modes according to needs, and the U-shaped bending mode of the light pipes is exemplarily shown in figure 1. Each heat exchange unit is provided with a main inlet pipeline and a main outlet pipeline which are respectively controlled by two regulating valves 31 at the inlet and the outlet of the finned tube 2. After the finned tube 2 is filled with heat exchange fluid, the solid radiation plate 1 is heated or refrigerated, and the purpose of heat radiation heating or cold radiation refrigeration to the surrounding environment is achieved.
When the fan 4 is not started, the regulating valve 3 controls the heat exchange fluid in the finned tube 2 to flow through, the heat is conducted through the radiating fins on the finned tube 2, the heat is transferred to the solid radiation plate 1, and then the heat is radiated and exchanged with a room through the lower surface of the solid radiation plate 1; when the fan 4 is started to supply air, heat exchange fluid flows through the finned tubes 2, and air flowing through the finned tubes 2 can enter a room from the uniform dot matrix small holes in the solid radiation plate 1 to perform radiation and convection heat exchange with the room at the same time; when the fan 4 is started to supply air, no heat exchange fluid flows through the finned tubes 2, and the air quantity coming out of the uniform dot matrix small holes of the solid radiation plate 1 only carries out heat convection with a room.
Example 2
As shown in fig. 2, this embodiment provides a heat exchange unit with another structure, which is different from embodiment 1 in that: embodiment 2 replaces the solid radiation plate 1 and finned tube 2 structure of embodiment 1 with hollow radiation plates 8 and fins 7, wherein the fins 7 are distributed in the surface lattice pores of the hollow radiation plates 8 to enhance heat exchange. The heat exchange fluid is controlled by the adjusting valve 3 to directly enter the hollow area of the hollow radiation plate 8, heat exchange is directly carried out in the hollow area, the lower surface of the hollow radiation plate 8 absorbing heat exchanges with room radiation, and when the fan is started, convection heat exchange can also be carried out with the room through the air volume of the fins 7.
When the fan 4 is not started, the regulating valve 3 controls heat exchange fluid to flow through the hollow radiation plate 8, heat exchange is directly carried out in the hollow area, and heat is transferred to the lower surface of the hollow radiation plate 8 from inside to outside to carry out radiation heat exchange with a room; when the fan 4 is started to supply air, heat exchange fluid flows through the hollow radiation plate 8, and air flows through the surfaces of the fins 7 in the dot matrix pores of the hollow radiation plate 8 to enter a room and perform radiation and convection heat exchange with the room at the same time; when the fan 4 is started to supply air, no heat exchange fluid flows through the hollow radiation plate 8, and the air quantity coming out of the dot matrix small holes of the hollow radiation plate 8 only carries out heat convection with the room.
Fig. 3 shows a dot matrix air conditioning system composed of a plurality of the heat exchange units, the installation positions of the dot matrix air conditioning system are shown in the figure, a plurality of heat exchange units 9 are arranged at the top of a room according to the comfort and aesthetic requirements of users to play a role of comfort and decoration, the sizes of the heat exchange units 9 can be customized according to the area size of the room, and the preferable cross-sectional sizes of the length and the width are 0.3-0.8 m. A certain distance is reserved between the heat exchange unit 9 and the roof usually, the reasonable design can be carried out according to the actual height of a house, and the optimal gap range between the top surface of the heat exchange unit 9 and the roof is 0.01-0.5 m.
The utility model discloses a dot matrix air conditioning system's every heat transfer unit 9 all possesses radiation, convection current, three kinds of heat transfer modes of radiation convection current, can be according to user's comfort level demand, effectively realize that the room region has the sensation of wind, no sensation of wind, have multiple combination forms such as radiation and radiationless, common combination form is as shown in figure 3, the utility model discloses a heat transfer unit can be according to room personnel position distribution and different heat demand, and intelligence selects comfortable mode for personnel, and take refrigeration as an example, under the radiation refrigeration mode, room distribution personnel feel when hot, and the heat transfer unit fan that is located this personnel top position opens the air supply mode, send cold wind for this personnel automatically, and lower the temperature more fast, when this personnel feel when cold, the heat transfer unit fan that is located this personnel top position is self-closing, resumes radiation refrigeration mode again. Because heat transfer unit's fan corotation and reversal homoenergetic work for heat transfer unit's air supply and return air form are also comparatively nimble, realize energy-conserving modes such as little regional air supply return air, use refrigeration as the example equally, when only a personnel in room, the heat transfer unit work that is located this personnel top position send cold wind, and near heat transfer unit fan opens the return air mode, realizes little regional amount of wind circulation function, effectively realizes alone energy-conserving mode. When a plurality of people exist in a room, the heat exchange unit can automatically select a heat exchange mode for different people according to the heat demands of the different people.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. A heat exchange unit, characterized in that: the automatic opening and closing device comprises a radiation convection module, a fan, an automatic opening and closing door and a shell; the radiation convection module, the fan and the automatic opening and closing door are sequentially arranged in the shell from bottom to top; the radiation convection module is used for receiving heat exchange fluid of the air conditioning system so as to perform radiation heat exchange to the external environment; the automatic opening and closing door is in linkage control with the fan, the automatic opening and closing door is opened when the fan works, and the automatic opening and closing door is closed when the fan stops working; the radiation convection module is also provided with dot matrix small holes for air circulation; when the radiation convection module is filled with heat exchange fluid and the fan does not work, the heat exchange unit is in a radiation heat exchange mode, when the radiation convection module is filled with heat exchange fluid and the fan works, the heat exchange unit is in the radiation convection heat exchange mode, and when the radiation convection module is not filled with heat exchange fluid and the fan works, the heat exchange unit is in the convection heat exchange mode.
2. A heat exchange unit according to claim 1, wherein: the radiation convection module comprises a solid radiation plate and finned tubes fixed on the solid radiation plate, a plurality of dot matrix small holes for air circulation are formed in the front face of the solid radiation plate, and regulating valves for controlling heat exchange fluid are arranged at outlets or/and inlets of the finned tubes.
3. A heat exchange unit according to claim 2, wherein: the finned tubes and the solid radiation plate are connected together in a welding mode, and the finned tubes are fixed on the solid radiation plate in a mode of being completely penetrated, partially penetrated or not penetrated into the radiation plate.
4. A heat exchange unit according to claim 2, wherein: the finned tube comprises a U-shaped bent light pipe and radiating fins arranged on the light pipe in parallel at intervals.
5. A heat exchange unit according to claim 1, wherein: the radiation convection module comprises a hollow radiation plate, a plurality of dot matrix small holes for air circulation are formed in the front face of the hollow radiation plate, a heat exchange fluid inlet and a heat exchange fluid outlet are formed in the side face of the hollow radiation plate, and a regulating valve for controlling the heat exchange fluid is arranged at the heat exchange fluid inlet or/and the heat exchange fluid outlet.
6. A heat exchange unit according to claim 5, wherein: fins for enhancing heat exchange are arranged in the dot matrix small holes of the hollow radiation plate.
7. A heat exchange unit according to claim 1, wherein: the fan is a bidirectional fan, when the fan rotates forwards, the heat exchange unit is in an air supply outlet mode, when the fan rotates backwards, the heat exchange unit is in an air return inlet mode, and when the fan does not work, the heat exchange unit is in a closed outlet mode.
8. A dot matrix air conditioning system is characterized in that: comprising a plurality of heat exchange units according to any one of claims 1 to 7, wherein the plurality of heat exchange units are arranged in a lattice.
9. The dot matrix air conditioning system of claim 8, wherein: the uniform dot matrix of the heat exchange units is arranged on the top of a room, the length and the width of each heat exchange unit are 0.3-0.8 m, and the gap between the top surface of each heat exchange unit and the roof is 0.01-0.5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869127.1U CN211119809U (en) | 2019-11-01 | 2019-11-01 | Heat exchange unit and dot matrix air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869127.1U CN211119809U (en) | 2019-11-01 | 2019-11-01 | Heat exchange unit and dot matrix air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211119809U true CN211119809U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921869127.1U Active CN211119809U (en) | 2019-11-01 | 2019-11-01 | Heat exchange unit and dot matrix air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211119809U (en) |
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2019
- 2019-11-01 CN CN201921869127.1U patent/CN211119809U/en active Active
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