CN211041169U - Air conditioner and combined heat exchange device therein - Google Patents
Air conditioner and combined heat exchange device therein Download PDFInfo
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- CN211041169U CN211041169U CN201921791650.7U CN201921791650U CN211041169U CN 211041169 U CN211041169 U CN 211041169U CN 201921791650 U CN201921791650 U CN 201921791650U CN 211041169 U CN211041169 U CN 211041169U
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Abstract
The utility model provides an air conditioner and combination formula heat transfer device wherein belongs to indirect heating equipment technical field. The existing indoor heat exchange device can not well balance the problems of low power consumption, no noise and the like after the indoor temperature is close to the set temperature. The combined heat exchange device for the air conditioner is arranged indoors and comprises a fin-type heat exchanger, wherein one port of the fin-type heat exchanger is communicated with a first refrigerant pipe, the other port of the fin-type heat exchanger is communicated with a second refrigerant pipe, the heat exchange device further comprises a radiation heat dissipation plate, one port of the radiation heat dissipation plate is communicated with the first refrigerant pipe, and throttling components and the like used for controlling refrigerants to flow into the fin-type heat exchanger and/or the radiation heat dissipation plate are arranged among the first refrigerant pipe, the second refrigerant pipe, the fin-type heat exchanger and the radiation heat dissipation plate. This air conditioner and combined heat transfer device's wherein advantage lies in: the air conditioner can quickly heat, can meet the requirement of noiseless operation, and has a refrigerating function.
Description
Technical Field
The utility model belongs to the technical field of indirect heating equipment, especially, relate to a combination formula heat transfer device for air conditioner.
Background
When the existing air conditioner heats, the heat exchanger used in the room mainly has the following three types: the first type is a finned heat exchanger, as shown in fig. 1 and 2, and has the characteristics that: under the forced convection heat transfer, the heat exchange efficiency is high, the heating speed is high, but because the forced convection heat transfer is realized by a motor and a fan blade, although the energy efficiency of the air conditioner is improved, the power consumption is high, and certain noise is generated; the second type is a radiating fin, and the characteristics are as follows: water is a heat medium, and has low heat exchange efficiency, low heating speed and no noise under the natural convection heat exchange; the third is a radiation cooling plate, and the characteristics are as follows: the refrigerant with the phase change characteristic is a medium, and through radiation heat exchange and natural convection heat exchange, the heat exchange efficiency and the heating speed are between those of the fin type heat exchanger and the radiating fins, but the noise is avoided.
The three heat exchangers have advantages and disadvantages, but the requirements of quick heating and noiseless heating operation cannot be met.
SUMMERY OF THE UTILITY MODEL
One purpose of the combined heat exchange device for the air conditioner is to provide a heat exchange device which solves the problem that the existing heat exchange device in a room cannot well balance between low power consumption and no noise after the room temperature is close to the set temperature and is heated quickly.
Another object of the present invention is to provide a combined heat exchanger for an air conditioner, which has a cooling capability in addition to the capability of balancing the relationship between the heat exchanger in a room with respect to low power consumption and no noise after the room temperature approaches the set temperature while heating rapidly.
One object of the present invention is to provide an air conditioner that has the characteristics of low power consumption and no noise when the room temperature approaches the set temperature during heating.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model discloses a combination formula heat transfer device for air conditioner locates indoorly, including the fin type heat exchanger, a port intercommunication on the fin type heat exchanger has first refrigerant pipe, another port intercommunication has the second refrigerant pipe, and heat transfer device still includes the radiation heating panel, and a port and this first refrigerant pipe intercommunication of radiation heating panel are equipped with the throttle subassembly that is used for controlling the refrigerant to flow in fin type heat exchanger and/or radiation heating panel between first refrigerant pipe, second refrigerant pipe, fin type heat exchanger and the radiation heating panel.
In the above combined heat exchanging device for an air conditioner, the throttling assembly includes a third refrigerant pipe communicated between the other port of the radiation heat dissipating plate and the second refrigerant pipe, a first throttling element disposed on the third refrigerant pipe, and a second throttling element disposed on the second refrigerant pipe.
In the above-mentioned combined heat exchanger for an air conditioner, a fourth refrigerant pipe is disposed between the first refrigerant pipe and one port of the fin heat exchanger, and a fifth refrigerant pipe is disposed between the first refrigerant pipe and one port of the radiation heat dissipating plate.
In the above combined heat exchanger for an air conditioner, adjacent ends of the first refrigerant pipe, the fourth refrigerant pipe and the fifth refrigerant pipe are connected by a tee joint.
In the above combined heat exchanger for an air conditioner, a sixth refrigerant pipe is disposed between the first refrigerant pipe and one port of the fin heat exchanger, and the second throttling element is disposed on the sixth refrigerant pipe.
In the above combined heat exchange device for an air conditioner, the first throttling element and the second throttling element are both opened and closed in an electric control mode.
The air conditioner comprises an indoor unit arranged indoors and an outdoor unit arranged outdoors, wherein the outdoor unit is provided with a compressor and an outdoor heat exchanger, and the indoor unit is provided with the combined heat exchange device.
Compared with the prior art, the air conditioner and the combined heat exchange device therein have the advantages that:
1. when the room temperature is too low during heating, the first throttling element and the second throttling element are fully opened, the forced convection heat exchange of the finned heat exchanger and the radiation heat exchange and the natural convection heat exchange of the radiation heat dissipation plate are realized, the room temperature is rapidly heated, when the room temperature is close to the set temperature requirement, the operation of an indoor motor is stopped by adjusting the opening degree of the second throttling element to a small step number, the forced convection heat exchange of the finned heat exchanger is closed, only the radiation heat exchange and the natural convection heat exchange of the radiation heat dissipation plate are left, the noiseless operation is realized, the second throttling element is not closed, but the opening degree is adjusted to a small step number, and the purpose is to prevent refrigerant from accumulating in the finned heat exchanger and causing the liquid shortage of the system;
2. during refrigeration, when the temperature of a room is too high, the second throttling element is opened, the first throttling element is closed, forced convection heat exchange of the fin heat exchanger is realized, and the room is rapidly cooled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 provides a schematic diagram of the operation of a heat exchanger in a heating mode of a conventional air conditioner.
Fig. 2 provides a schematic diagram of the operation of a heat exchanger in a cooling mode of a conventional air conditioner.
Fig. 3 provides a schematic diagram of the operation of the heat exchange device located indoors in heating mode when the room temperature is low.
Fig. 4 provides a schematic diagram of the operation of the heat exchange device located indoors in heating mode when the room temperature approaches the set temperature requirement.
Fig. 5 provides a schematic diagram of the operation of the heat exchange unit in the room when in the cooling mode.
In the figure, the finned heat exchanger (101, 101 '), the radiation heat-dissipating plate 102, the first throttle 103, the second throttle 104, the first refrigerant pipe (105, 105 '), the second refrigerant pipe (106, 106 '), the third refrigerant pipe 107, the fourth refrigerant pipe 108, the fifth refrigerant pipe 109, and the sixth refrigerant pipe 110.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Example 1
As shown in fig. 3 to 5, the combined heat exchange device for an air conditioner, which is disposed indoors, includes a fin heat exchanger 101, wherein a port of the fin heat exchanger 101 is communicated with a first refrigerant pipe 105, and another port of the fin heat exchanger 101 is communicated with a second refrigerant pipe 106, and is characterized in that: the heat exchange device further comprises a radiation heat dissipation plate 102, one port of the radiation heat dissipation plate 102 is communicated with the first refrigerant pipe 105, and a throttling assembly used for controlling the refrigerant to flow into the fin type heat exchanger 101 and/or the radiation heat dissipation plate 102 is arranged among the first refrigerant pipe 105, the second refrigerant pipe 106, the fin type heat exchanger 101 and the radiation heat dissipation plate 102.
Specifically, the throttling assembly includes a third refrigerant pipe 107 communicated between the other port of the radiation heat dissipation plate 102 and the second refrigerant pipe 106, a first throttling element 103 disposed on the third refrigerant pipe 107, and a second throttling element 104 disposed on the second refrigerant pipe 106.
The types of the first throttling element 103 and the second throttling element 104 can be varied, including but not limited to the following: an electronic expansion valve, an electronic expansion valve + a capillary tube, and preferably, the first throttle member 103 and the second throttle member 104 are electronic expansion valves, so that the opening degree thereof can be controlled in an electric control manner.
Example 2
This embodiment is substantially the same as embodiment 1 except that: here, a fourth refrigerant pipe 108 is provided between the first refrigerant pipe 105 and one port of the fin heat exchanger 101, and a fifth refrigerant pipe 109 is provided between the first refrigerant pipe 105 and one port of the radiation heat dissipation plate 102.
Preferably, adjacent ends of the first refrigerant pipe 105, the fourth refrigerant pipe 108 and the fifth refrigerant pipe 109 are connected by a tee joint.
Additionally, a sixth refrigerant pipe 110 is disposed between the first refrigerant pipe 105 and a port of the fin heat exchanger 101, and the second throttling element 104 is disposed on the sixth refrigerant pipe 110.
Specific embodiments of the present air conditioner include, but are not limited to, the following examples.
The air conditioner herein includes not only an air conditioner in a general sense (e.g., a home air conditioner, a central air conditioner), but also all air conditioners having only a heating function which directly condenses a refrigerant and supplies the refrigerant to a heating space, and all air conditioners having only a cooling function which directly evaporates a refrigerant and supplies the refrigerant to a cooling space to generate condensed water.
The air conditioner comprises an indoor unit arranged indoors and an outdoor unit arranged outdoors, wherein the outdoor unit is provided with a compressor and an outdoor heat exchanger, and the indoor unit is provided with the combined heat exchange device.
Additionally, the air conditioner with both heating and cooling functions is provided with a four-way valve.
The working principle during heating is as follows: as shown in fig. 3, the high-temperature and high-pressure gaseous refrigerant discharged by the first outdoor compressor enters the indoor unit through a connecting pipe of the outdoor unit after passing through the four-way valve, the gaseous refrigerant enters from the first refrigerant pipe 105, one part of the gaseous refrigerant passes through the fin-type heat exchanger 101, passes through the fully-opened second throttling element 104 and finally flows out from the second refrigerant pipe 106, the other part of the gaseous refrigerant passes through the radiation heat dissipation plate 102 and then passes through the fully-opened first throttling element 103 and finally flows out from the second refrigerant pipe 106, the high-temperature and high-pressure refrigerant discharged from the second refrigerant pipe 106 passes through the connecting pipe of the indoor unit and then is throttled by the throttling device of the outdoor unit, becomes low-temperature and low-pressure liquid refrigerant, enters the outdoor heat exchanger for evaporation, and then returns to the compressor through the; as shown in fig. 4, the high-temperature and high-pressure gaseous refrigerant discharged from the second type outdoor compressor enters the indoor unit through the four-way valve and then enters the indoor unit through the connection pipe of the indoor unit and the outdoor unit, the gaseous refrigerant enters the radiation heat dissipation plate 102 from the first refrigerant pipe 105, then passes through the first throttling element 103, and finally flows out from the second refrigerant pipe 106, the high-temperature and high-pressure refrigerant discharged from the second refrigerant pipe 106 passes through the connection pipe of the indoor unit and then is throttled by the throttling device of the outdoor unit to become a low-temperature and low-pressure liquid refrigerant, and then enters the outdoor heat exchanger to be evaporated, and then returns to the compressor through the four-way valve, and in the refrigerant flow direction, because the opening degree of the second throttling element 104 is small, the.
The working principle during refrigeration is as follows: as shown in fig. 5, the refrigerant flow direction during cooling is: the high-temperature and high-pressure refrigerant discharged by the compressor enters the outdoor heat exchanger through the four-way valve to be changed into a high-temperature and high-pressure liquid refrigerant, then flows into the finned heat exchanger 101 through the second refrigerant pipe 106 through the connecting pipe, is throttled by opening the second throttling element 104 by a certain number of steps, finally flows out of the first refrigerant pipe 105, enters the outdoor unit through the connecting pipe, and then flows back to the compressor through the four-way valve.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the fin heat exchanger (101, 101 '), the radiation heat-dissipating plate 102, the first throttling member 103, the second throttling member 104, the first refrigerant pipe (105, 105 '), the second refrigerant pipe (106, 106 '), the third refrigerant pipe 107, the fourth refrigerant pipe 108, the fifth refrigerant pipe 109, and the sixth refrigerant pipe 110 are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (7)
1. The utility model provides a combination formula heat transfer device for air conditioner, locates indoorly, including fin type heat exchanger (101), fin type heat exchanger (101) on a port intercommunication have first refrigerant pipe (105), another port intercommunication has second refrigerant pipe (106), its characterized in that: the heat exchange device further comprises a radiation heat dissipation plate (102), one port of the radiation heat dissipation plate (102) is communicated with the first refrigerant pipe (105), and a throttling assembly used for controlling refrigerant flowing into the fin type heat exchanger (101) and/or the radiation heat dissipation plate (102) is arranged among the first refrigerant pipe (105), the second refrigerant pipe (106), the fin type heat exchanger (101) and the radiation heat dissipation plate (102).
2. The combined heat exchange device for an air conditioner according to claim 1, wherein the throttling assembly comprises a third refrigerant pipe (107) communicated between the other port of the radiation heat radiating plate (102) and the second refrigerant pipe (106), a first throttling member (103) provided on the third refrigerant pipe (107), and a second throttling member (104) provided on the second refrigerant pipe (106).
3. The combined heat exchange device for the air conditioner according to claim 2, wherein a fourth refrigerant pipe (108) is disposed between the first refrigerant pipe (105) and a port of the finned heat exchanger (101), and a fifth refrigerant pipe (109) is disposed between the first refrigerant pipe (105) and a port of the radiant heat dissipating plate (102).
4. The combined heat exchange device for the air conditioner according to claim 3, wherein adjacent ends of the first refrigerant pipe (105), the fourth refrigerant pipe (108) and the fifth refrigerant pipe (109) are connected by a tee joint.
5. The combined heat exchange device for the air conditioner according to claim 2, wherein a sixth refrigerant pipe (110) is disposed between the first refrigerant pipe (105) and a port of the fin heat exchanger (101), and the second throttling element (104) is disposed on the sixth refrigerant pipe (110).
6. The combined heat exchange device for the air conditioner according to any one of claims 2 to 5, wherein the first throttling element (103) and the second throttling element (104) are electrically controlled to be opened and closed.
7. The utility model provides an air conditioner, is including locating indoor set and locating outdoor off-premises station, the off-premises station on be equipped with compressor and outdoor heat exchanger, its characterized in that: the indoor unit is provided with the combined heat exchange device as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921791650.7U CN211041169U (en) | 2019-10-23 | 2019-10-23 | Air conditioner and combined heat exchange device therein |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921791650.7U CN211041169U (en) | 2019-10-23 | 2019-10-23 | Air conditioner and combined heat exchange device therein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211041169U true CN211041169U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921791650.7U Active CN211041169U (en) | 2019-10-23 | 2019-10-23 | Air conditioner and combined heat exchange device therein |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211041169U (en) |
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2019
- 2019-10-23 CN CN201921791650.7U patent/CN211041169U/en active Active
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Address after: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee after: Zhejiang Zhongguang Electric Appliance Group Co.,Ltd. Address before: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee before: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCES Co.,Ltd. |