Battery cooling system of electric loader and electric loader

Abstract

The utility model discloses an electric loader battery heat dissipation system and an electric loader, and the electric loader battery heat dissipation system comprises a rear frame on which a radiator is mounted; the battery frame comprises a battery frame I and a battery frame II which are respectively mounted on the rear frame, a plurality of batteries are mounted in each battery frame, and battery radiating pipes are wound on the batteries; the heat dissipation assembly comprises an expansion kettle mounted on the battery frame I and a water cooling unit mounted on the battery frame II and the heat dissipater; the battery heat dissipation pipe and the water cooling unit are connected through a forming rubber pipe to form a heat dissipation circulation channel, and the expansion kettle is connected with a water inlet of the water cooling unit through the forming rubber pipe. The battery heat dissipation system of the electric loader is simple in structure, reasonable in space arrangement and reliable in pipeline connection, the fault rate of the electric loader can be greatly reduced, and the use requirements of the electric loader are met.

Description

Technical Field

[0001] The utility model relates to a battery heat dissipation system for an electric loader and an electric loader, belonging to the technical field of engineering machinery manufacturing. Background Art

[0002] The battery cooling system of the electric loader plays an important role as the key to the normal operation of the electric loader. The working conditions of the loader are relatively harsh. The existing battery cooling system is connected by water pipes, which are easily worn out during vibration, and the wiring of the cooling water pipes is irregular. In addition, the internal space of the hood is small, and the layout of the water cooling unit is easy to interfere with the hood, affecting the normal realization of the cooling function. Summary of the invention

[0003] In view of the problems existing in the prior art, the utility model provides an electric loader battery heat dissipation system and an electric loader.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts an electric loader battery heat dissipation system, comprising:

[0005] a rear frame on which a radiator is mounted;

[0006] The battery frame includes a battery frame I and a battery frame II respectively mounted on the rear frame, each battery frame is equipped with a plurality of batteries, and a battery heat dissipation tube is wound around the battery;

[0007] A heat dissipation assembly, including an expansion kettle mounted on the battery frame I, and a water cooling unit mounted on the battery frame II and the radiator;

[0008] The battery heat dissipation tube is connected to the water cooling unit through a molded rubber hose to form a heat dissipation circulation passage, and the expansion kettle is connected to the water inlet of the water cooling unit through the molded rubber hose.

[0009] As an improvement, the water cooling unit is fixed to the upper part of the battery frame II and the upper part of the radiator by bolts.

[0010] As an improvement, the water inlet and outlet of the battery heat dissipation tube are connected to the water cooling unit through a molded hose, and the water outlet of the expansion kettle is connected to the water inlet of the water cooling unit through a molded hose.

[0011] As an improvement, the battery frame I and the battery frame II are both composed of a plurality of rectangular tubes and thick plates.

[0012] As an improvement, an expansion kettle bracket is installed on the battery frame I, and the expansion kettle is fixed on the expansion kettle bracket.

[0013] As an improvement, the expansion kettle bracket includes an L-shaped bending plate and a reinforcing rib plate welded to the bending plate;

[0014] One end of the bending plate is connected to the battery frame 1 by bolts, and the other end is connected to the expansion kettle by bolts.

[0015] As an improvement, the water cooling unit is fixed to the radiator by bolts.

[0016] As an improvement, the battery frame II is provided with legs for supporting the water cooling unit.

[0017] As an improvement, the battery frame II is arranged between the battery frame I and the radiator.

[0018] Finally, the utility model also provides an electric loader, on which the electric loader battery cooling system is installed.

[0019] Compared with the prior art, the battery heat dissipation system of the electric loader of the utility model has a simple structure, reasonable space arrangement, and reliable pipeline connection, which can greatly reduce the failure rate of the electric loader and meet the use requirements of the electric loader. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 It is a partial structural schematic diagram of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the expansion kettle bracket of the utility model;

[0024] In the figure: 1. rear frame, 2. battery frame I, 3. battery frame II, 4. water cooling unit, 5. radiator, 6. expansion kettle, 7. expansion kettle bracket, 7-1. bending plate, 7-2. reinforcing rib plate, 8. molded hose, 9. battery. DETAILED DESCRIPTION

[0025] In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present application are described in detail below through the accompanying drawings and specific embodiments. It should be understood that the embodiments of the present application and the specific features in the embodiments are detailed descriptions of the technical solutions of the present application, rather than limitations on the technical solutions of the present application. In the absence of conflict, the embodiments of the present application and the technical features in the embodiments can be combined with each other.

[0026] In the description of the present invention, it is necessary to understand that the terms "upper" and "lower" etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 protection content of the present invention.

[0027] like Figure 1 , Figure 2 As shown, a battery cooling system for an electric loader includes a rear frame 1, and also includes a battery frame I 2, a battery frame II 3 and a radiator 5 mounted on the rear frame 1;

[0028] The battery frame I 2 and the battery frame II 3 are respectively mounted on the rear frame 1 by bolts. The battery frame II 3 is arranged between the battery frame I 2 and the radiator 5. A certain distance is provided between the battery frame II 3 and the battery frame I 2, and between the battery frame II 3 and the radiator 5 to avoid mutual contact, interference and collision.

[0029] The battery frame I 2 and the battery frame II 3 are both equipped with a plurality of batteries 9, and the battery 9 is wrapped with a battery heat dissipation tube. The battery 9 is arranged reasonably and the space is fully utilized, making the overall appearance of the loader more beautiful and coordinated;

[0030] The battery frame I 2 is equipped with an expansion kettle 6, the battery frame II 3 and the radiator 5 are equipped with a water cooling unit 4, the battery heat dissipation pipe is connected to the water cooling unit 4 through a molded hose 8 to form a heat dissipation circulation path, the expansion kettle 6 is connected to the water inlet of the water cooling unit 4 through the molded hose 8, and the molded hose 8 is used for connection, which saves space and avoids the water channel being blocked due to the bending of the pipeline, thereby reducing the occurrence rate of failures. The utility model greatly saves the space of the whole vehicle by reasonably arranging various components. Of course, the battery heat dissipation pipe on the battery 9 can also use a molded hose 8.

[0031] As an improvement of the embodiment, Figure 1 , Figure 2As shown, the water cooling unit 4 is fixed to the upper part of the battery frame II 3 and the upper part of the radiator 5 by bolts. It has a simple structure and strong applicability. The water cooling unit 4 is arranged on the battery frame and the radiator 5 to avoid interference with the hood, thereby ensuring the normal realization of the heat dissipation function. At the same time, it greatly saves space and can also facilitate the connection and wiring of the battery 9 and the water cooling unit 4.

[0032] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the water inlet and outlet of the battery heat dissipation tube are connected to the water cooling unit 4 through the molded hose 8. The cooling medium circulates in the molded hose 8 to cool the heat generated by the battery 9, ensuring that the battery 9 can be maintained within a suitable operating temperature range; the water outlet of the expansion kettle 6 is connected to the water inlet of the water cooling unit 4 through the molded hose 8 and the three-way valve, so as to replenish water for the water cooling unit 4 in time.

[0033] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the battery frame I 2 and the battery frame II 3 are welded by a plurality of rectangular tubes and thick plates. Each battery frame is supported by rectangular tubes on all sides and stacked layer by layer by thick plates, and there is space for installing the battery 9 between the thick plates, which greatly improves the structural strength and enhances the reliability.

[0034] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, an expansion kettle bracket 7 is installed on the battery frame I 2, and the expansion kettle 6 is fixed on the expansion kettle bracket 7. The expansion kettle 6 is fixed to the battery frame I 2 through the expansion kettle bracket 7, so that the height of the expansion kettle 6 meets the requirements and is avoided from being exposed outside the hood.

[0035] As an improvement of the embodiment, Figure 3 As shown, the expansion kettle bracket 7 includes an L-shaped bending plate 7-1 and a reinforcing rib plate 7-2 welded on the bending plate 7-1, and the overall structural strength of the expansion kettle bracket 7 is improved by the reinforcing rib plate 7-2;

[0036] A threaded hole is opened on the thick plate at the top of the battery frame I 2, a through hole is opened at the lower end of the bending plate 7-1, the bending plate 7-1 is connected to the battery frame I 2 by bolts, a threaded hole is opened at the upper end of the bending plate 7-1, and the expansion kettle 6 is fastened to the upper end of the bending plate 7-1 by bolts, which is convenient for disassembly and assembly, ensuring that the height of the expansion kettle 6 meets the use requirements.

[0037] As an improvement of the embodiment, Figure 1 , Figure 2As shown, the water-cooling unit 4 is fixed to the radiator 5 by bolts. The radiator 5 is provided with an air guide cover. The water-cooling unit 4 blows air through the air guide cover on the radiator 5 to ensure the normal use of the water-cooling unit 4; a plurality of legs for supporting the water-cooling unit 4 are installed on the battery frame II 3. The height of the water-cooling unit 4 is made to meet the use requirements by relying on the legs, and it is also convenient for the connection and wiring of the expansion kettle 6 and the water-cooling unit 4. Furthermore, the water-cooling unit 4 is fixed to the legs of the battery frame II 3 by bolts, which is convenient for disassembly and assembly.

[0038] Finally, the utility model also provides an electric loader, on which the above-mentioned electric loader battery cooling system is installed. The electric loader greatly saves space by installing the water cooling unit 4 on the battery frame II 3 and the radiator 5; the water channels between the battery cooling pipe, the water cooling unit 4 and the expansion kettle 6 all adopt molded rubber hoses 8, which saves space, facilitates wiring, and avoids the water channel blockage caused by pipe bending and wear, thereby reducing the occurrence rate of failures; the expansion kettle 6 is fixed to the battery frame through the expansion kettle bracket 7, the height meets the requirements and is avoided from being exposed on the outside of the hood, so that the overall appearance of the loader is more beautiful and coordinated.

[0039] In addition, those skilled in the art will understand that, although some embodiments described herein include certain features included in other embodiments but not other features, the combination of features of different embodiments also means being within the scope of protection of the present utility model and forming different embodiments. For example, in the above embodiments, those skilled in the art can use them in combination according to the known technical solutions and the technical problems to be solved by the present application.

Claims

1. An electric loader battery cooling system, characterized in that: include: A rear frame (1) on which a radiator (5) is mounted; A battery frame, comprising a battery frame I (2) and a battery frame II (3) respectively mounted on a rear frame (1), wherein a plurality of batteries (9) are mounted in each battery frame, and a battery heat dissipation tube is wound around the battery (9); A heat dissipation assembly, comprising an expansion kettle (6) mounted on the battery frame I (2), and a water cooling unit (4) mounted on the battery frame II (3) and the radiator (5); The battery heat dissipation pipe and the water cooling unit (4) are connected via a molded rubber hose (8) to form a heat dissipation circulation path, and the expansion kettle (6) is connected to the water inlet of the water cooling unit (4) via the molded rubber hose (8).

2. The battery cooling system for an electric loader according to claim 1, characterized in that: The water cooling unit (4) is fixed to the upper part of the battery frame II (3) and the upper part of the radiator (5) by means of bolts.

3. The battery cooling system for an electric loader according to claim 1, characterized in that: The water inlet and outlet of the battery heat dissipation tube are connected to the water cooling unit (4) through a molded rubber hose (8), and the water outlet of the expansion kettle (6) is connected to the water inlet of the water cooling unit (4) through a molded rubber hose (8).

4. The battery cooling system for an electric loader according to claim 1, characterized in that: The battery frame I (2) and the battery frame II (3) are both composed of a plurality of rectangular tubes and thick plates.

5. The battery cooling system for an electric loader according to claim 1, characterized in that: An expansion kettle bracket (7) is mounted on the battery frame 1 (2), and the expansion kettle (6) is fixed on the expansion kettle bracket (7).

6. The battery cooling system for an electric loader according to claim 5, characterized in that: The expansion kettle bracket (7) comprises an L-shaped bent plate (7-1) and a reinforcing rib plate (7-2) welded to the bent plate (7-1); One end of the bending plate (7-1) is connected to the battery frame 1 (2) via bolts, and the other end is connected to the expansion kettle (6) via bolts.

7. The battery cooling system for an electric loader according to claim 1, characterized in that: The water cooling unit (4) is fixed to the radiator (5) by means of bolts.

8. The battery cooling system for an electric loader according to claim 7, characterized in that: The battery frame II (3) is provided with legs for supporting the water cooling unit (4).

9. The battery cooling system for an electric loader according to claim 1, characterized in that: The battery frame II (3) is arranged between the battery frame I (2) and the radiator (5).

10. An electric loader, characterized in that: The electric loader is equipped with the electric loader battery cooling system according to any one of claims 1 to 9.

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