Cooling mechanism of tractor

Abstract

This utility model relates to the field of ground support equipment technology, specifically a cooling mechanism for a tractor unit. It includes a tractor unit body and a cooling mechanism. A tractor unit power battery box is installed at the front end of the tractor unit body, and the cooling mechanism is located at the power battery box. The cooling mechanism has a mounting box, and a cooling coil is installed inside the mounting box. A heat-conducting plate is screwed and fixed to the side of the mounting box near the power battery box. Heat-conducting connecting seats are welded evenly at intervals on the side of the heat-conducting plate, and these connecting seats are securely fastened to the cooling coil. The cooling mechanism also has a first water tank and a second water tank on the side of the power battery box. This tractor unit cooling mechanism places cooling fans on both sides and a water tank on the side of the battery box. A circulating pump circulates cooling water between the water tank and the coil to cool the battery. The water tanks are modular and can be combined as needed, broadening its application range.

Description

Technical Field

[0001] The utility model relates to the technical field of ground equipment, in particular to a cooling mechanism of a tractor. Background Art

[0002] Ground handling equipment refers to various mechanical equipment and facilities used on the ground of an airport to ensure the safe and efficient operation of aircraft and to serve passengers. These equipment are essential to maintaining the daily operation of the airport, covering all aspects from aircraft arrival, docking, maintenance to pre-takeoff preparation. A baggage tractor is a vehicle dedicated to airport ground services. Its main function is to transport passenger baggage, cargo, mail and other items from one location to another, such as from the baggage sorting area of ​​the terminal to the parking position, or in the opposite direction.

[0003] Existing tractors are usually compact in design and have sufficient traction to pull fully loaded luggage. Whether the tractor is driven by an internal combustion engine or an electric drive, a cooling mechanism is required to dissipate heat. When the tractor is driven by an electric drive, the installation space of the power battery in different models will be different. The cooling mechanism cannot cool down all parts of the battery, resulting in an inefficient cooling effect. Utility Model Content

[0004] The utility model aims to provide a cooling mechanism for a tractor, so as to solve the problem raised in the above-mentioned background technology that when the tractor on the market is electrically driven, the installation space of the power battery in different models will be different, and the cooling mechanism cannot cool down all parts of the battery, resulting in insufficient cooling efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cooling mechanism of a tractor, comprising a tractor body and a cooling mechanism, a tractor power battery box is installed at the front end of the tractor body, and the cooling mechanism is located at the tractor power battery box, a mounting box is provided on the cooling mechanism, and a cooling coil is installed in the mounting box, a heat conducting plate is screwed and fixed on one side of the mounting box close to the tractor power battery box, and heat conducting connecting seats are welded at even intervals on the side of the heat conducting plate, and the heat conducting connecting seats are fastened and clamped with the cooling coil, the cooling mechanism is also provided with a first water tank and a second water tank on the side of the tractor power battery box, and the first water tank is a right-angle structure, and the second water tank is located between the first water tanks, and connecting pipes are connected between the first water tank and the second water tank, cooling fans are installed on both sides of the cooling mechanism, and cooling coils are provided on the sides of the cooling fans, one end of the cooling coil is connected to the adjacent first water tank, and the other end of the cooling coil is connected to the cooling coil.

[0006] Preferably, a chassis cover is installed at the front end of the tractor body, and a mounting frame is provided at the front end of the tractor body below the tractor power battery box, the first water tank, the second water tank and the mounting box are all screwed on the mounting frame, and the first water tank, the second water tank and the mounting box are all connected to the tractor power battery box through thermal conductive adhesive.

[0007] Preferably, heat dissipation grilles are symmetrically mounted on both sides of the front end of the tractor body, and the heat dissipation grilles correspond to the positions of the heat dissipation fans.

[0008] Preferably, a circulation pump is installed on one side of the upper end of the mounting frame, and the circulation pump is located between the first water tanks, and the liquid inlet and outlet ends of the circulation pump are connected to the first water tanks through connecting pipes respectively.

[0009] Preferably, the installation box is also stuck between the first water tanks, and the size of the installation box is larger than the size of the second water tank.

[0010] Preferably, an S-shaped channel is formed in the second water tank by welding a partition structure, and the second water tank is fastened between the first water tanks, and the first water tank is screwed and fixed to the outer shell of the tractor power battery box.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the cooling mechanism of the tractor sets the cooling fans on both sides, and sets the water tank on the side of the battery box, and circulates the cooling water between the water tank and the coil through the circulating pump to cool the battery, and the water tank is modular and can be used in combination as needed, with a wider range of uses. The cooling mechanism of the tractor combines the water tank and the coil, so that the coil can perform efficient heat exchange and cooling, and the water tank can store most of the cooling water to ensure the cooling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the installation position structure of a heat dissipation grille of a cooling mechanism of a tractor according to the utility model;

[0013] Figure 2 This is a top view of a cooling mechanism of a tractor according to the utility model;

[0014] Figure 3 This is a schematic diagram of the heat dissipation fan structure of a cooling mechanism of a tractor according to the utility model;

[0015] Figure 4 The utility model is a schematic diagram of the structure of the heat dissipation coil relative to the heat dissipation fan of the cooling mechanism of a tractor.

[0016] In the figure: 1. tractor body; 2. chassis cover; 3. cooling mechanism; 4. mounting frame; 5. mounting box; 6. cooling coil; 7. cooling fan; 8. cooling coil; 9. first water tank; 10. tractor power battery box; 11. second water tank; 12. heat conduction plate; 13. heat conduction connection seat; 14. connecting pipe; 15. circulation pump; 16. cooling grille. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4The utility model provides a technical solution: a cooling mechanism of a tractor, comprising a tractor body 1 and a cooling mechanism 3, a tractor power battery box 10 is installed at the front end of the tractor body 1, and the cooling mechanism 3 is located at the tractor power battery box 10, a mounting box 5 is provided on the cooling mechanism 3, and a cooling coil 6 is installed in the mounting box 5, a heat conducting plate 12 is screwed and fixed on one side of the mounting box 5 close to the tractor power battery box 10, and heat conducting connection seats 13 are welded at even intervals on the side of the heat conducting plate 12, and the heat conducting connection seats 13 are fastened and clamped with the cooling coil 6, a chassis cover 2 is installed at the front end of the tractor body 1, and a mounting frame 4 is provided at the front end of the tractor body 1 below the tractor power battery box 10, a first water tank 9, a second water tank 11 and a mounting frame 4 are provided. The boxes 5 are all screwed on the mounting frame 4, and the first water tank 9, the second water tank 11 and the mounting box 5 are all connected to the tractor power battery box 10 by heat-conducting glue. This structure enables the mounting frame 4 to constitute a positioning structure for the tractor power battery box 10, the first water tank 9, the second water tank 11 and the mounting box 5. The chassis cover 2 is opened to perform maintenance on the cooling mechanism 3. The radiating grilles 16 are symmetrically snap-fitted and installed on both sides of the front end of the tractor body 1, and the radiating grilles 16 correspond to the positions of the radiating fans 7. This structure can quickly perform temperature reduction by dissipating heat on both sides. The cooling mechanism 3 is also provided with a first water tank 9 and a second water tank 11 on the side of the tractor power battery box 10, and the first water tank 9 is a right-angle structure, and the second water tank 11 is between the first water tank 9, and the first A connecting pipe 14 is connected between the water tank 9 and the second water tank 11, a circulation pump 15 is installed on one side of the upper end of the mounting frame 4, and the circulation pump 15 is located between the first water tank 9, and the inlet and outlet ends of the circulation pump 15 are connected to the first water tank 9 through the connecting pipe 14 respectively. The circulation pump 15 of this structure is an existing liquid circulation pump, which can make the cooling water circulate between the first water tank 9, the second water tank 11, the cooling coil 6 and the heat dissipation coil 8, and the cooling water is cooled by the heat dissipation fan 7 when it flows through the heat dissipation coil 8. Heat dissipation fans 7 are installed on both sides of the cooling mechanism 3, and heat dissipation coils 8 are arranged on the sides of the heat dissipation fans 7. One end of the heat dissipation coil 8 is connected to the adjacent first water tank 9, and the other end of the heat dissipation coil 8 is connected to the cooling coil 6. The mounting box 5 is also stuck between the first water tanks 9, and the mounting box 5 is installed. The size of the box 5 is larger than that of the second water tank 11. This structure can form an installation structure of the cooling coil 6 by installing the box 5, so that the cooling coil 6 and the tractor power battery box 10 can exchange heat, and realize the cooling treatment of the tractor power battery box 10. The second water tank 11 forms an S-shaped channel by welding the partition structure, and the second water tank 11 is fastened between the first water tank 9, and the first water tank 9 and the outer shell of the tractor power battery box 10 are screwed and fixed. This structure can perform the installation and positioning treatment of the second water tank 11 and the installation box 5 relative to the tractor power battery box 10 by first fixing the first water tank 9 between the tractor power battery box 10. The second water tank 11 can increase the circulation of cooling water through the internal S-shaped channel to improve the heat exchange effect.At the same time, the thickness of the second water tank 11 is small, which can increase the circulation speed of the cooling water sufficiently to ensure the cooling effect.

[0019] Working principle: When the cooling mechanism of the tractor is used, first, the tractor body 1 is powered by the battery in the tractor power battery box 10. When the tractor body 1 is used to dissipate heat through the cooling mechanism 3, the circulating pump 15 circulates the water between the first water tank 9 and the second water tank 11 through the connecting pipe 14. At the same time, the first water tank 9 is connected to the heat dissipation coil 8, and the heat dissipation coils 8 are connected through the cooling coil 6, so that the circulation treatment of cooling water can be realized. The cooling coil 6 is positioned in the installation box 5 through the heat conduction connection seat 13, and the heat is conducted by the heat conduction plate 12 to take away most of the heat. At the same time, when the cooling water passes through the heat dissipation coil 8, it is cooled by the heat dissipation fan 7 at the heat dissipation grille 16. The cooling mechanism 3 is installed at the front end of the tractor body 1 through the mounting frame 4. The chassis cover 2 can be opened to maintain the cooling mechanism 3, thereby completing a series of work.

[0020] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cooling mechanism for a tractor, comprising a tractor body (1) and a cooling mechanism (3), wherein a tractor power battery box (10) is installed at the front end of the tractor body (1), and the cooling mechanism (3) is located at the tractor power battery box (10), characterized in that: The cooling mechanism (3) is provided with a mounting box (5), and a cooling coil (6) is installed in the mounting box (5). A heat conducting plate (12) is screwed and fixed on one side of the mounting box (5) close to the tractor power battery box (10), and heat conducting connection seats (13) are welded on the side of the heat conducting plate (12) at even intervals, and the heat conducting connection seats (13) are fastened and clamped with the cooling coil (6). The cooling mechanism (3) is also provided with a first water tank (9) and a second water tank (10) on the side of the tractor power battery box (10). The second water tank (11) is a right-angle structure, and the second water tank (11) is located between the first water tanks (9). A connecting pipe (14) is connected between the first water tank (9) and the second water tank (11). Heat dissipation fans (7) are installed on both sides of the cooling mechanism (3), and a heat dissipation coil (8) is provided on the side of the heat dissipation fan (7). One end of the heat dissipation coil (8) is connected to the adjacent first water tank (9), and the other end of the heat dissipation coil (8) is connected to the cooling coil (6).

2. A cooling mechanism for a tractor according to claim 1, characterized in that: The front end of the tractor body (1) is provided with a chassis cover (2), and the front end of the tractor body (1) is provided with a mounting frame (4) below the tractor power battery box (10), the first water tank (9), the second water tank (11) and the mounting box (5) are all screwed onto the mounting frame (4), and the first water tank (9), the second water tank (11) and the mounting box (5) are all connected to the tractor power battery box (10) via heat conductive adhesive.

3. A cooling mechanism for a tractor according to claim 1, characterized in that: The front ends of the tractor body (1) are symmetrically connected and mounted with heat dissipation grilles (16), and the heat dissipation grilles (16) are located correspondingly to the heat dissipation fans (7).

4. A cooling mechanism for a tractor according to claim 2, characterized in that: A circulation pump (15) is installed on one side of the upper end of the mounting frame (4), and the circulation pump (15) is located between the first water tank (9), and the liquid inlet and outlet ends of the circulation pump (15) are respectively connected to the first water tank (9) through a connecting pipe (14).

5. The cooling mechanism of a tractor according to claim 1, characterized in that: The installation box (5) is also stuck between the first water tank (9), and the size of the installation box (5) is larger than the size of the second water tank (11).

6. A cooling mechanism for a tractor according to claim 1, characterized in that: An S-shaped channel is formed in the second water tank (11) by welding a partition structure, and the second water tank (11) is fastened between the first water tanks (9), and the first water tank (9) is screwed and fixed to the outer shell of the tractor power battery box (10).

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