Efficient heat dissipation device of range extender

Abstract

An efficient heat dissipation device of a range extender comprises a heat dissipation mechanism and a cooling mechanism, the heat dissipation mechanism is composed of a heat conduction copper sheet, a magnetic attraction fixing plate, a heat dissipation box, a cooling tower and heat dissipation blades, the cooling mechanism is arranged on the heat dissipation box of the heat dissipation mechanism, and the cooling mechanism is composed of a connecting pipeline, a cooling box, a water pump, a splitter plate, a cooling pipe, a heat pump and a sealing cover plate. Due to the fact that the heat dissipation mechanism and the cooling mechanism are arranged, the heat dissipation mechanism conducts heat of the engine to the heat dissipation tower through the heat conduction copper sheet, then the heat is cooled through water cooling, and therefore the purposes of efficient heat dissipation and cylinder score avoiding are achieved; cooling liquid is cooled through refrigerating liquid on the inner side of the refrigerating box, and the heat dissipation efficiency of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation of a range extender, and in particular to a high-efficiency heat dissipation device for a range extender. Background Art

[0002] The range extender is a small generator set consisting of an engine, a controller, etc. During the driving of the electric vehicle, the range extender can automatically start the generator according to the vehicle status and battery power, and can also automatically start and stop the generator when needed by the driver; the car can be charged while it is driving, thereby saving the charging time of the car and increasing the car's endurance.

[0003] According to the Chinese patent number: CN 220653876 U, a range extender with a heat dissipation function is disclosed, including a fixing plate, a protective frame is fixedly connected to the upper surface of the fixing plate, two exhaust ports are provided on the inner side wall of the protective frame, a cover plate is screwed to the top of the protective frame, a blocking net is provided inside the protective frame, and two exhaust fans are fixedly installed on the inner side wall of the protective frame. The device is connected to the outer surface of the range extender body with heat dissipation fins, which plays a role in transferring the heat of the range extender body to the heat dissipation fins, and uses the cooperation of the exhaust fan, the heat dissipation fins and the exhaust port to achieve the purpose of quickly discharging the heat, thereby improving the effect of rapid heat dissipation of the range extender body, and the cooperation of the air inlet groove and the blocking net to achieve the purpose of blocking the dust mixed in the outside air, thereby solving the problem of not having the function of accelerating the heat dissipation of the range extender, and the dust easily covers the surface of the range extender, reducing the heat dissipation effect of the range extender.

[0004] However, when the existing range extender cooling device is in use, the engine will generate a lot of heat when it is running continuously. The traditional way is to provide heat dissipation for the engine through a cooling fan, but the heat dissipation efficiency of this cooling method is too low. The large amount of heat generated by the engine running for a long time is difficult to be dissipated in time through the cooling fan, causing the problem of engine cylinder seizure. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the problem that a large amount of heat will be generated when the engine of the existing range extender is in continuous operation during use. The traditional method is to provide heat dissipation treatment for the engine through a cooling fan, but the heat dissipation efficiency of this cooling method is too low. The large amount of heat generated by the engine when it is running for a long time is difficult to be dissipated in time through the cooling fan, resulting in the problem of engine cylinder scuffing.

[0006] The technical solution adopted to solve the above technical problems is:

[0007] A high-efficiency heat dissipation device for a range extender comprises a heat dissipation mechanism and a cooling mechanism. The heat dissipation mechanism consists of a heat-conducting copper sheet, a magnetic fixing plate, a heat dissipation box, a cooling tower and heat dissipation blades. The heat dissipation box of the heat dissipation mechanism is provided with a cooling mechanism. The cooling mechanism consists of a connecting pipe, a cooling box, a water pump, a diverter plate, a cooling pipe, a heat pump and a sealing cover plate.

[0008] As an optimal technical solution of the utility model, an embedding groove is provided on the lower side of the thermally conductive copper sheet of the heat dissipation mechanism, and a magnetic fixing plate is provided in the embedding groove of the thermally conductive copper sheet to facilitate pre-fixation of the equipment, and the number of the magnetic fixing plates is two.

[0009] As an optimal technical solution of the utility model, a heat sink is provided on the upper side of the heat-conducting copper sheet, a coolant is provided inside the heat sink, a cooling tower is provided inside the heat sink, and heat sink blades are provided on the cooling tower, thereby increasing the heat dissipation area of ​​the cooling tower and improving the heat dissipation efficiency of the equipment.

[0010] As a preferred technical solution of the utility model, the connecting pipes of the cooling mechanism are arranged on both sides of the heat dissipation box, and a cooling box is arranged on the upper side of the heat dissipation box.

[0011] As an optimal technical solution of the utility model, a water pump is provided on the upper side of the cooling box, and the water pump is connected to the connecting pipe. A diverter plate is provided inside the cooling box, and the outer side of the diverter plate is connected to the connecting pipe. Cooling pipes are provided between the diverter plates, and the cooling pipes are connected to the connecting pipe through the diverter plate.

[0012] As an optimal technical solution of the utility model, a refrigerant is provided in the cooling box, a heat pump is provided outside the cooling box, a temperature conducting plate of the heat pump is provided inside the cooling box, a sealing cover plate is provided on the upper side of the cooling box, a rubber strip is provided at the connection between the sealing cover plate and the cooling box, and the cooling box and the sealing cover plate are fixed by bolts.

[0013] The beneficial effects of the utility model are:

[0014] Since the utility model is provided with a heat dissipation mechanism and a temperature-lowering mechanism, the heat dissipation mechanism conducts the heat of the engine to the heat dissipation tower through a heat-conducting copper sheet, and then cools it down through water cooling, thereby achieving efficient heat dissipation and avoiding cylinder pulling. The temperature-lowering mechanism diverts the coolant through a plurality of cooling pipes, and cools the coolant through the refrigerant inside the refrigeration box, thereby improving the heat dissipation efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a first axial view of the utility model;

[0017] Figure 3 It is a second axis view of the utility model;

[0018] Figure 4 for Figure 1 A partial enlarged view of the middle part.

[0019] In the figure: 1. heat dissipation mechanism; 2. cooling mechanism; 3. thermal conductive copper sheet; 4. magnetic fixing plate; 5. heat dissipation box; 6. cooling tower; 7. heat dissipation blades; 8. connecting pipes; 9. cooling box; 10. water pump; 11. manifold; 12. cooling pipe; 13. heat pump; 14. sealing cover plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0023] In the above description of the utility model, it should be noted that the terms "one side", "the other side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0024] In addition, the term "same" does not mean that the parts must be absolutely the same, but slight differences are allowed. The term "vertical" only means that the positional relationship between the parts is more vertical than "parallel", and does not mean that the structure must be completely vertical, but can be slightly tilted.

[0025] Embodiment 1

[0026] exist Figure 1-4 The utility model provides a technical solution: a high-efficiency heat dissipation device for a range extender, comprising a heat dissipation mechanism 1 and a cooling mechanism 2. The heat dissipation mechanism 1 is composed of a heat-conducting copper sheet 3, a magnetic fixing plate 4, a heat dissipation box 5, a cooling tower 6 and heat dissipation blades 7. The heat dissipation box 5 of the heat dissipation mechanism 1 is provided with a cooling mechanism 2. The cooling mechanism 2 is composed of a connecting pipe 8, a cooling box 9, a water pump 10, a diverter plate 11, a cooling pipe 12, a heat pump 13 and a sealing cover plate 14.

[0027] In one aspect of the present embodiment, an embedding groove is provided on the lower side of the thermally conductive copper sheet 3 of the heat dissipation mechanism 1, and a magnetic fixing plate 4 is provided in the embedding groove of the thermally conductive copper sheet 3, and the number of magnetic fixing plates 4 is two. A heat dissipation box 5 is provided on the upper side of the thermally conductive copper sheet 3, and a coolant is provided inside the heat dissipation box 5. A cooling tower 6 is provided on the inner side of the heat dissipation box 5, and heat dissipation blades 7 are provided on the cooling tower 6, which expands the contact area between the cooling tower 6 and the coolant, thereby improving the heat dissipation efficiency.

[0028] In one aspect of the present embodiment, the connecting pipes 8 of the cooling mechanism 2 are arranged on both sides of the heat dissipation box 5, a cooling box 9 is provided on the upper side of the heat dissipation box 5, a water pump 10 is provided on the upper side of the cooling box 9, the water pump 10 is connected to the connecting pipe 8, a diverter plate 11 is provided in the cooling box 9, the outer side of the diverter plate 11 is connected to the connecting pipe 8, a cooling pipe 12 is provided between the diverter plates 11, the cooling pipe 12 is connected to the connecting pipe 8 through the diverter plate 11, the cooling pipe 12 can divert the coolant, thereby increasing the contact area between the coolant and the refrigerant, thereby improving the cooling efficiency of the coolant, refrigerant is provided in the cooling box 9, a heat pump 13 is provided on the outer side of the cooling box 9, the temperature guide plate of the heat pump 13 is provided on the inner side of the cooling box 9, a sealing cover plate 14 is provided on the upper side of the cooling box 9, a rubber strip is provided at the connection between the sealing cover plate 14 and the cooling box 9, and the cooling box 9 and the sealing cover plate 14 are fixed by bolts.

[0029] The working principle of the utility model is as follows: during the use of the utility model, the equipment introduces the heat of the engine into the cooling tower 6 through the heat-conducting copper sheet 3, and then the coolant in the heat sink 5 contacts the cooling tower 6 to take away the heat, and at the same time the water pump 10 transports the coolant in the heat sink 5 to the cooling box 9 through the connecting pipe 8, and at the same time transports the coolant in the cooling box 9 back to the heat sink 5 to continue cooling the cooling tower 6. The coolant enters the cooling box 9 and is first diverted through the cooling pipe 12 to increase the contact area between the coolant and the refrigerant. The refrigerant can fluctuate up and down at a specific temperature under the action of the heat pump 13, thereby reducing the temperature of the coolant, improving the heat dissipation efficiency, and avoiding cylinder pulling.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A high-efficiency heat dissipation device for a range extender, comprising a heat dissipation mechanism (1) and a temperature reduction mechanism (2), characterized in that: The heat dissipation mechanism (1) is composed of a heat-conducting copper sheet (3), a magnetic fixing plate (4), a heat dissipation box (5), a cooling tower (6) and heat dissipation blades (7); the heat dissipation box (5) of the heat dissipation mechanism (1) is provided with a cooling mechanism (2); the cooling mechanism (2) is composed of a connecting pipe (8), a cooling box (9), a water pump (10), a diverter plate (11), a cooling pipe (12), a heat pump (13) and a sealing cover plate (14).

2. A high-efficiency heat dissipation device for a range extender according to claim 1, characterized in that: An embedding groove is provided on the lower side of the heat-conducting copper sheet (3) of the heat dissipation mechanism (1), and a magnetic fixing plate (4) is provided in the embedding groove of the heat-conducting copper sheet (3), and the number of the magnetic fixing plates (4) is two.

3. A high-efficiency heat dissipation device for a range extender according to claim 2, characterized in that: A heat dissipation box (5) is provided on the upper side of the heat-conducting copper sheet (3), a coolant is provided inside the heat dissipation box (5), a cooling tower (6) is provided inside the heat dissipation box (5), and heat dissipation blades (7) are provided on the cooling tower (6).

4. The high-efficiency heat dissipation device for a range extender according to claim 1, characterized in that: The connecting pipes (8) of the cooling mechanism (2) are arranged on both sides of the heat dissipation box (5), and a cooling box (9) is arranged on the upper side of the heat dissipation box (5).

5. The high-efficiency heat dissipation device for a range extender according to claim 4, characterized in that: A water pump (10) is provided on the upper side of the cooling box (9), and the water pump (10) is connected to the connecting pipe (8). A diverter plate (11) is provided inside the cooling box (9), and the outer side of the diverter plate (11) is connected to the connecting pipe (8). A cooling pipe (12) is provided between the diverter plates (11), and the cooling pipe (12) is connected to the connecting pipe (8) through the diverter plate (11).

6. A high-efficiency heat dissipation device for a range extender according to claim 5, characterized in that: A refrigerant is arranged in the cooling box (9), a heat pump (13) is arranged outside the cooling box (9), a temperature conducting plate of the heat pump (13) is arranged inside the cooling box (9), a sealing cover plate (14) is arranged on the upper side of the cooling box (9), a rubber strip is arranged at the connection between the sealing cover plate (14) and the cooling box (9), and the cooling box (9) and the sealing cover plate (14) are fixed by bolts.

Images