Heating unit, condenser integration module, air conditioning equipment and vehicle
By integrating the condenser and electric heater together and using the fin set to transfer heat, the problem of the heat pump system not working when the condenser is frosted in ultra-low temperature environments is solved, and effective heating effect under any temperature conditions is achieved.
Patent Information
- Application Number
- CN202420788405.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-04-16
AI Technical Summary
In the prior art, when the outside condenser is frosted, the heat pump system cannot operate, resulting in the inability to achieve effective heating in an ultra-low temperature environment.
A heating unit is designed to achieve heat transfer and heating effects by integrating a condenser and an electric heater together, and a first fin set and a second fin set are arranged therein. When the condenser is frosted, the electric heater can work alone or in conjunction with the condenser to ensure effective heating is still achieved in ultra-low temperature environments.
It realizes heating through heat pump and electric heating in low and ultra-low temperature environments, ensuring that the vehicle can effectively heat up under any temperature conditions, and solving the problem that the heat pump system cannot work when the condenser is frosted.
Smart Images
Figure CN222859173U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of heating of air-conditioning equipment, and in particular relates to a heating unit, a condenser integrated module, air-conditioning equipment and a vehicle. Background Art
[0002] When the vehicle is used in winter, it needs to use PTC (Positive Temperature Coefficient) elements for heating. Since PTC heating consumes a lot of power, it has a great impact on the winter endurance of the vehicle battery. Therefore, the air conditioning system is gradually developing towards the heat pump system. In low temperature environments, heating is performed through the heat pump system. However, in ultra-low temperature environments, when the condenser outside the vehicle is frosted, the heat pump system cannot work. Utility Model Content
[0003] The technical problem to be solved by the utility model is: in view of the problem in the prior art that the heat pump system cannot work when the condenser outside the vehicle is frosted, a heating unit, a condenser integrated module, an air-conditioning device and a vehicle are provided.
[0004] In order to solve the above technical problems, on the one hand, the embodiment of the utility model provides a heating unit, including a condenser, a first fin group and an electric heater;
[0005] The condenser, the first fin group and the electric heater are stacked in sequence along a preset direction.
[0006] Optionally, the first fin group includes a plurality of first fins and a plurality of second fins, and the first fins and the second fins are alternately arranged.
[0007] Optionally, the included angle between the first fin and the second fin is an acute angle.
[0008] Optionally, the plurality of first fins are parallel to each other; and / or the plurality of second fins are parallel to each other.
[0009] Optionally, the first fin and the second fin are parallel to each other.
[0010] Optionally, the heating unit further comprises a second fin group, wherein the second fin group is arranged on a side of the electric heater away from the condenser along the preset direction, or the second fin group is arranged on a side of the condenser away from the electric heater along the preset direction.
[0011] Optionally, the second fin group includes a plurality of third fins and a plurality of fourth fins, and the third fins and the fourth fins are alternately arranged.
[0012] Optionally, the included angle between the third fin and the fourth fin is an acute angle.
[0013] Optionally, the plurality of third fins are parallel to each other; and / or the plurality of fourth fins are parallel to each other.
[0014] Optionally, the third fin and the fourth fin are parallel to each other.
[0015] Optionally, the condenser is a flat tube, and a flow channel for circulating the refrigerant is formed in the flat tube.
[0016] On the other hand, an embodiment of the present invention provides a condenser integrated module, comprising at least one heating unit as described above.
[0017] Optionally, the condenser integrated module further includes a control unit and an electrical connector, and the electric heater of each heating unit is connected to the control unit via the electrical connector.
[0018] Optionally, the control unit is suitable for integration into a vehicle controller.
[0019] On the other hand, an embodiment of the utility model provides an air-conditioning device, comprising the condenser integrated module as described above.
[0020] On the other hand, an embodiment of the present invention provides a vehicle, comprising the air-conditioning device as described above.
[0021] The heating unit provided by the embodiment of the utility model can realize heat pump heating and electric heating by integrating the condenser and the electric heater. In a low temperature environment, a high-pressure gaseous refrigerant is introduced into the condenser, and the air is heated by the condenser to meet the heating demand. In an ultra-low temperature environment, when the refrigerant in the condenser cannot meet the heating demand or cannot work, the electric heater is powered on for heating, and heat is transferred through the first fin group to heat the air, meeting the heating demand in the ultra-low temperature environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 It is a schematic diagram of a condenser integrated module provided in one embodiment of the utility model;
[0023] Figure 2 It is a schematic diagram of a heating unit provided in one embodiment of the utility model.
[0024] The reference numerals in the specification are as follows:
[0025] 1. Heating unit; 11. Condenser; 12. Electric heater; 13. First fin group; 131. First fin; 132. Second fin; 14. Second fin group; 141. Third fin; 142. Fourth fin;
[0026] 2. Vehicle controller; 21. Control unit;
[0027] 3. Electrical connectors. DETAILED DESCRIPTION
[0028] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.
[0029] like Figure 2 As shown, a heating unit 1 provided by an embodiment of the utility model includes a condenser 11, an electric heater 12 and a first fin group 13. The condenser 11, the first fin group 13 and the electric heater 12 are stacked in sequence along a preset direction. The first fin group 13 is arranged between the condenser 11 and the electric heater 12 to integrate the condenser 11 and the electric heater 12 together. The first fin group 13 can transfer the heat generated by the condenser 11 and the electric heater 12, which can not only realize heating by the condenser 11, but also heating by the electric heater 12.
[0030] In a low temperature environment, a high-pressure gaseous refrigerant is introduced into the condenser 11, and heat is transferred through the first fin group 13 between the condenser 11 and the electric heater 12 to heat the air to meet the heating demand. In an ultra-low temperature environment, when the refrigerant in the condenser 11 cannot meet the heating demand or cannot work, the electric heater 12 is powered on for heating, and the air is heated through the first fin group 13 to meet the heating demand. In an ultra-low temperature environment, the electric heater 12 can be used alone, or the condenser 11 and the electric heater 12 can be used at the same time, which needs to be determined according to the ambient temperature.
[0031] In the present embodiment, by integrating the condenser 11 and the electric heater 12 into one, not only heat pump heating can be achieved, but also heating by electric heating can be achieved. Compared with the separate condenser 11 and the electric heater 12, the two cores are integrated into a single core with a thinner total thickness, which can reduce the overall weight of the heating unit 1, and the first fin group 13 is shared between the condenser 11 and the electric heater 12, which can reduce wind resistance, increase air volume, and have a higher heat transfer efficiency.
[0032] In one embodiment, the vertical direction is defined as a preset direction, and the condenser 11 , the first fin group 13 and the electric heater 12 are stacked in the vertical direction.
[0033] In one embodiment, if Figure 2As shown, the first fin group 13 includes a plurality of first fins 131 and a plurality of second fins 132, the two ends of the first fin 131 are respectively connected to the condenser 11 and the electric heater 12, the two ends of the second fin 132 are respectively connected to the condenser 11 and the electric heater 12, the first fin 131 and the second fin 132 are alternately arranged between the condenser 11 and the electric heater 12, and heat is transferred through the first fin 131 and the second fin 132 to heat the air.
[0034] A plane perpendicular to the vertical direction is defined as a horizontal plane. On the horizontal plane, the first fin 131 extends in a transverse direction or in a longitudinal beam direction, and the second fin 132 extends in a transverse direction or in a longitudinal beam direction.
[0035] In one embodiment, if Figure 2 As shown, the angle between the first fin 131 and the second fin 132 is an acute angle, a plurality of first fins 131 are parallel to each other, and / or a plurality of second fins 132 are parallel to each other, wherein, in the first fin 131 and the second fin 132 adjacent thereto, one end of the first fin 131 and one end of the second fin 132 are spaced apart on the lower surface of the condenser 11 or the lower surface of the electric heater 12, the other end of the first fin 131 abuts against the other end of the second fin 132, and the spacing between the first fin 131 and the second fin 132 gradually decreases.
[0036] In another embodiment, all the first fins 131 and all the second fins 132 are parallel to each other. The first fins 131 and the second fins 132 are parallel to the vertical direction, or the first fins 131 and the second fins 132 are at an acute angle to the vertical direction, both of which can achieve heating of the air.
[0037] In one embodiment, the heating unit also includes a second fin group 14, which is arranged on a side of the electric heater 12 away from the condenser 11 along a preset direction, or the second fin group 14 is arranged on a side of the condenser 11 away from the electric heater 12 along a preset direction. The second fin group 14 can transfer heat from the electric heater 12 or the condenser 11.
[0038] Specifically, in a heating unit 1, the second fin group 14 is arranged on the side of the electric heater 12 away from the condenser 11, that is, when the second fin group 14 is arranged below the electric heater 12, the condenser 11 is arranged above the electric heater 12, and the first fin group 13 is arranged between the condenser 11 and the electric heater 12. Alternatively, the second fin group 14 is arranged on the side of the condenser 11 away from the electric heater 12, that is, when the second fin group 14 is arranged below the condenser 11, the electric heater 12 is arranged above the condenser 11, and the first fin group 13 is arranged between the condenser 11 and the electric heater 12.
[0039] In one embodiment, if Figure 2 As shown, the second fin group 14 includes a plurality of third fins 141 and a plurality of fourth fins 142, one end of the third fin 141 and one end of the fourth fin 142 are connected to the lower surface of the condenser 11 or the lower surface of the electric heater 12, and after two adjacent heating units 1 are stacked, the other end of the third fin 141 of one of the heating units 1 abuts against the upper surface of the condenser 11 of the other heating unit 1 or the upper surface of the electric heater 12, and the other end of the fourth fin 142 of one of the heating units 1 abuts against the upper surface of the condenser 11 of the other heating unit 1 or the upper surface of the electric heater 12, and the third fins 141 and the fourth fins 142 are alternately arranged, and heat can be transferred through the third fins 141 and the fourth fins 142 to heat the air.
[0040] In one embodiment, if Figure 2 As shown, in a preset direction, each third fin 141 is arranged side by side with the corresponding first fin 131, the projection of the third fin 141 on the horizontal plane overlaps with the projection of the first fin 131 on the horizontal plane, and the first fin 131 is parallel to the third fin 141. Each fourth fin 142 is arranged side by side with the corresponding second fin 132, the projection of the fourth fin 142 on the horizontal plane overlaps with the projection of the second fin 132 on the horizontal plane, and the second fin 132 is parallel to the fourth fin 142, which facilitates the arrangement of the first fin group 13 and the second fin group 14.
[0041] In an alternative embodiment, the first fin 131 and the third fin 141 are symmetrically arranged with respect to the heater or the electric heater 12 , and the second fin 132 and the fourth fin 142 are symmetrically arranged with respect to the heater or the electric heater 12 .
[0042] In one embodiment, if Figure 2 As shown, a plurality of third fins 141 are parallel to each other, a plurality of fourth fins 142 are parallel to each other, and the angle between the third fin 141 and the fourth fin 142 is an acute angle. Among them, in the third fin 141 and the fourth fin 142 adjacent thereto, one end of the third fin 141 and one end of the fourth fin 142 are arranged at intervals on the lower surface of the condenser 11 or the lower surface of the electric heater 12, the other end of the third fin 141 abuts against the other end of the fourth fin 142, and the spacing between the third fin 141 and the fourth fin 142 gradually decreases.
[0043] In one embodiment, the third fin 141 and the fourth fin 142 are parallel to each other. The third fin 141 and the fourth fin 142 are parallel to the vertical direction, or the third fin 141 and the fourth fin 142 are both at an acute angle to the vertical direction, both of which can achieve heating of the air.
[0044] In one embodiment, the condenser 11 is a flat tube, and a flow channel for the circulation of refrigerant is formed in the flat tube. The refrigerant can enter from one end of the channel and flow out from the other end of the channel. During the flow, the heat is transferred through the tube body of the flat tube and the first fin group 13 and the second fin group 14 on both sides, thereby heating the air.
[0045] In an alternative embodiment, the condenser 11 is a corrugated flat tube, and the inner wall surface of the flow channel is provided with a corrugated structure.
[0046] In an alternative embodiment, the condenser 11 is an inner fin type flat tube, and inner fins are arranged in the channel of the condenser 11 . The inner fins may be corrugated and extend along the extension direction of the condenser 11 .
[0047] In one embodiment, the electric heater 12 is a ceramic heater or a graphene heater.
[0048] On the other hand, Figure 1 As shown, an embodiment of the utility model provides a condenser integrated module, comprising at least one heating unit 1 of the above-mentioned embodiment.
[0049] In one embodiment, a plurality of heating units 1 are provided, and the plurality of heating units 1 are stacked along a preset direction.
[0050] When multiple heating units 1 are stacked, they can form a structure that repeats in the order of condenser 11, first fin group 13, electric heater 12 and second fin group 14, or a structure that repeats in the order of electric heater 12, first fin group 13, condenser 11 and second fin group 14, or in multiple heating units 1, some of the heating units 1 are arranged in the order of condenser 11, first fin group 13, electric heater 12 and second fin group 14, and the other part is arranged in the order of electric heater 12, first fin group 13, condenser 11 and second fin group 14, and in this condenser integrated module, there will be two adjacent condensers 11 and two adjacent electric heaters 12. The specific structure can be determined according to the actual situation, and all have a good heating effect.
[0051] In a preferred embodiment, in multiple heating units 1, condensers 11 and electric heaters 12 are alternately stacked, and first fin groups 13 and second fin groups 14 are alternately arranged. The structure of the heating unit 1 is the condenser 11, the first fin group 13, the electric heater 12, and the second fin group 14 arranged in sequence, or the structure of the heating unit 1 is the electric heater 12, the first fin group 13, the condenser 11 and the second fin group 14 arranged in sequence. The condenser 11 has the first fin group 13 and the second fin group 14 on both sides, and the electric heater 12 has the first fin group 13 and the second fin group 14 on both sides. The condenser 11 can heat the air through the fins on both sides, and the electric heater 12 can heat the air through the fins on both sides, so as to meet the heating requirements under different ambient temperatures.
[0052] In one embodiment, if Figure 1 As shown, the condenser integrated module further includes a control unit 21 and a plurality of electrical connectors 3, the electric heater 12 is connected to the control unit 21 via the corresponding electrical connectors 3, and the electrical connection between the electric heater 12 and the control unit 21 is achieved via the electrical connectors 3. The electrical connectors 3 are wires.
[0053] In one embodiment, the control unit 21 is integrated into the vehicle controller 2 of the vehicle, which improves the integration of the vehicle controller 2, can reduce the overall volume and weight of the electric heater 12, is conducive to its arrangement inside the air-conditioning equipment, and reduces production costs.
[0054] On the other hand, an embodiment of the utility model provides an air conditioning device, including the condenser integrated module of the above embodiment.
[0055] On the other hand, an embodiment of the utility model provides a vehicle, comprising the air conditioning device of the above embodiment.
[0056] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A heating unit, characterized in that: It includes a condenser, a first fin group and an electric heater; The condenser, the first fin group and the electric heater are stacked in sequence along a preset direction; The first fin group includes a plurality of first fins and a plurality of second fins, and the first fins and the second fins are alternately arranged.
2. The heating unit according to claim 1, characterized in that The included angle between the first fin and the second fin is an acute angle.
3. The heating unit according to claim 1, characterized in that The plurality of first fins are parallel to each other; and / or, The plurality of second fins are parallel to each other.
4. The heating unit according to claim 1, characterized in that The first fin and the second fin are parallel to each other.
5. The heating unit according to claim 1, characterized in that It also includes a second fin group, which is arranged on a side of the electric heater away from the condenser along the preset direction, or the second fin group is arranged on a side of the condenser away from the electric heater along the preset direction.
6. The heating unit according to claim 5, characterized in that The second fin group includes a plurality of third fins and a plurality of fourth fins, and the third fins and the fourth fins are alternately arranged.
7. The heating unit according to claim 6, characterized in that The included angle between the third fin and the fourth fin is an acute angle.
8. The heating unit according to claim 6, characterized in that The plurality of third fins are parallel to each other; and / or, The plurality of fourth fins are parallel to each other.
9. The heating unit according to claim 6, characterized in that The third fin and the fourth fin are parallel to each other.
10. The heating unit according to claim 1, characterized in that The condenser is a flat tube, and a flow channel for the circulation of refrigerant is formed in the flat tube.
11. A condenser integrated module, characterized in that: Comprising at least one heating unit according to any one of claims 1 to 10.
12. The condenser integrated module according to claim 11, characterized in that: The condenser integrated module further includes a control unit and an electrical connector, and the electric heater of each heating unit is connected to the control unit via the electrical connector.
13. The condenser integrated module according to claim 12, characterized in that: The control unit is suitable for being integrated on a vehicle controller.
14. An air conditioning device, characterized in that: Comprising the condenser integrated module according to any one of claims 11-13.
15. A vehicle, characterized in that: Including the air conditioning equipment as described in claim 14.