A motor controller bracket for a mining dump truck

Abstract

The utility model discloses a motor controller bracket for a mining dump truck, comprising a front bracket assembly, a rear bracket assembly, a top plate assembly and a side plate, wherein the front bracket assembly and the rear bracket assembly are symmetrical parts, located at the front and rear ends of the controller bracket, and a plurality of bending ears are provided on the relative inner sides of the front bracket assembly and the rear bracket assembly; the top plate assembly is provided on the top of the front bracket assembly and the rear bracket assembly, and is connected by bolts; a side plate is provided on the side away from the connection frame, and the side plate is respectively connected to the front bracket assembly, the rear bracket assembly and the top plate assembly; the motor controller bracket is connected to the outer side of the frame through one side of the front bracket assembly and the rear bracket assembly. The utility model is simple to shape, saves time and cost; multiple electric controls can be installed, and it has both reliability, assemblability and accessibility, and is suitable for electric mining trucks that arrange electric controls on both sides of the frame.

Description

Technical Field

[0001] The utility model relates to a mounting bracket for a motor controller of an electric mining dump truck, belonging to the technical field of new energy mining trucks. Background Art

[0002] Mining dump trucks are used in short-distance transportation scenarios such as mining areas and docks to transport materials such as coal mines, ores, and earthwork. It has the characteristics of closed working scenes, large tonnage, and harsh working conditions. Electric mining trucks are clean and environmentally friendly, save energy, and are easy to achieve automatic driving. As one of the three major parts of electric vehicles, the motor controller is indispensable for designing a simple and reliable bracket for it. The existing motor controller bracket solution is only used for road vehicles. In order to save space, the designed bracket often requires complex mold stamping. Patent document CN217145658U discloses a motor controller bracket structure, which can only install one electric control and has low strength, making it difficult to apply to the transportation environment of the mining area; Patent document CN214240458U discloses a controller bracket and a new energy vehicle, in which the controller bracket is installed in the middle of the frame and has no top plate cover, which cannot provide a focus point for the maintenance and debugging of other parts on the vehicle. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a novel electric mining dump truck motor controller mounting bracket for the defects of the prior art, which can be used to mount multiple electric controls and is suitable for electric mining trucks in which the electric controls are arranged on both sides of the frame.

[0004] To solve this technical problem, the utility model provides a motor controller bracket for a mining dump truck, comprising a front bracket assembly, a rear bracket assembly, a top plate assembly and a side plate, wherein the front bracket assembly and the rear bracket assembly are symmetrical parts and are located at the front and rear ends of the controller bracket, and a plurality of bent lifting ears are provided on the relatively inner sides of the front bracket assembly and the rear bracket assembly; the top plate assembly is arranged on the top of the front bracket assembly and the rear bracket assembly, and is connected by bolts at four corners; a side plate is provided on the side away from the connection frame, and the side plate is respectively connected to the front bracket assembly, the rear bracket assembly and the top plate assembly by bolts; the motor controller bracket is connected to the outer side of the frame by bolts through one side of the front bracket assembly and the rear bracket assembly.

[0005] The front bracket assembly is welded together by a first bent vertical plate, a second bent vertical plate, two bent horizontal plates and a bent lifting ear; the bent lifting ear is provided with a circular hole for installing a motor controller.

[0006] The motor controller bracket also includes two square tube assemblies, which are respectively arranged on one side where the front bracket assembly and the rear bracket assembly are connected to the frame, and the square tube assembly is welded from a formed square tube and two sleeves; the motor controller bracket is connected to the outer side of the frame through the square tube assembly using bolts, and a sleeve is welded at the bolt connection of the square tube assembly.

[0007] The top plate assembly is welded by a flat plate, a square tube, an open bent plate and an L-shaped reinforcing rib, the square tube is welded to the front and rear ends of the flat plate, the open bent plate is welded to the left and right ends of the flat plate, and the L-shaped reinforcing rib is welded to the bottom of the flat plate.

[0008] The flat plate is evenly distributed with flanging holes, and a process circular hole is opened above the square tube, through which nuts are installed.

[0009] The front support assembly, the rear support assembly, the square tube assembly, the top plate assembly and the side plates are made of sheet metal parts and / or tube beam profiles through welding.

[0010] The longitudinal dimension of the bent cross plate on one side close to the frame is larger than that on the other side. The heights of the front bracket assembly and the rear bracket assembly are adjusted by using bent vertical plates 1 and 2 of different heights, and the welding positions and quantities of the bent cross plate and the bent lifting ears are adjusted. Multiple motor controllers can be installed.

[0011] Beneficial effects: The utility model adopts sheet metal and welding processing, has simple molding, saves time and cost. The utility model can install multiple electric controls, has both reliability, assemblability and accessibility, and is suitable for electric mining trucks with electric controls arranged on both sides of the frame, and has extremely strong use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic three-dimensional diagram of the structure of the utility model;

[0013] Figure 2 It is a three-dimensional schematic diagram of the upper cover plate of the utility model;

[0014] Figure 3 It is a three-dimensional schematic diagram of the installation of the motor controller of the utility model.

[0015] In the figure: 1. front bracket assembly; 2. rear bracket assembly; 3. square tube assembly; 4. top plate assembly; 11. bent vertical plate 1; 12. bent horizontal plate; 13. bent lifting ear; 14. bent vertical plate 2; 41. flat plate; 42. square tube; 43. open bent plate; 44. L-shaped reinforcement rib; 5. side plate; 6. motor controller. DETAILED DESCRIPTION

[0016] The utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

[0017] like Figure 1-Figure 3 As shown, the utility model provides a motor controller bracket for a mining dump truck, comprising a front bracket assembly 1, a rear bracket assembly 2, a top plate assembly 4 and a side plate 5, wherein the front bracket assembly 1 and the rear bracket assembly 2 are symmetrical parts, located at the front and rear ends of the controller bracket, and a plurality of bending ears 13 are provided on the relatively inner sides of the front bracket assembly 1 and the rear bracket assembly 2; the top plate assembly 4 is arranged on the top of the front bracket assembly 1 and the rear bracket assembly 2, and is connected by bolts at four corners; a side plate 5 is provided on the side away from the connection frame, and the side plate 5 is respectively connected to the front bracket assembly 1, the rear bracket assembly 2 and the top plate assembly 4 by bolts, and the side plate 5 isolates personnel from the motor controller with high voltage, thereby playing a role of safety and aesthetics; the motor controller bracket is connected to the outer side of the frame by bolts through one side of the front bracket assembly 1 and the rear bracket assembly 2.

[0018] The front bracket assembly 1 is welded together by a bending vertical plate 11, a bending vertical plate 2 14, two bending horizontal plates 12 and a bending lifting ear 13; the bending lifting ear 13 is provided with a circular hole for mounting the motor controller 6, and the bending lifting ear 13 can support the motor controller 6.

[0019] Furthermore, the motor controller bracket also includes two square tube assemblies 3, which are respectively arranged on one side where the front bracket assembly 1 and the rear bracket assembly 2 are connected to the frame, and the square tube assembly 3 is welded by a formed square tube and two sleeves; the motor controller bracket is connected to the outer side of the frame through the square tube assembly 3 with bolts, and a sleeve is welded at the bolt connection of the square tube assembly 3 to prevent the square tube from being flattened by the bolts during installation. The two square tube assemblies 3 leave a gap between the middle part of the electric control bracket and the frame, which is convenient for installing the riding bolts.

[0020] The top plate assembly 4 is welded by a flat plate 41, a square tube 42, an open bent plate 43 and an L-shaped reinforcing rib 44. The square tube 42 is welded to the front and rear ends of the flat plate 41, the open bent plate 43 is welded to the left and right ends of the flat plate 41, and the L-shaped reinforcing rib 44 is welded to the bottom of the flat plate 41.

[0021] The flat plate 41 is evenly distributed with flanged holes, which can enhance the strength of the electric control bracket and provide footholds for maintenance and debugging of other parts on the vehicle; a process circular hole is opened on the top of the square tube 42, and a nut is installed through the process circular hole.

[0022] The front support assembly 1, the rear support assembly 2, the square tube assembly 3, the top plate assembly 4 and the side plate 5 are made of sheet metal parts and / or tube beam profiles through welding.

[0023] The longitudinal dimension of the bent horizontal plate 12 close to the frame side is larger than that of the other side. The bent vertical plate 11 and the bent vertical plate 2 14 of different heights are selected to adjust the height of the front bracket assembly 1 and the rear bracket assembly 2, and the welding position and number of the bent horizontal plate 12 and the bent lifting lug 13 are adjusted, so that multiple motor controllers 6 can be installed; Figure 1 The motor controller bracket shown can install two motor controllers. When multiple motor controllers need to be installed, longer bending vertical plate 11 and bending vertical plate 2 14 can be selected, and the same number of bending horizontal plates 12 and bending ears 13 as the motor controllers can be arranged between the bending vertical plate 11 and the bending vertical plate 2 14 to achieve the installation of multiple motor controllers.

[0024] The utility model adopts sheet metal and welding processing, with high structural strength and high rigidity, and can support heavy electric control for mining trucks, fully meeting the harsh working conditions of mining trucks; it is made of sheet metal and welding, does not require complex molds, and is simple to form, saving time and cost, and is suitable for mining trucks, which have relatively low production. The utility model can install multiple electric controls by setting multiple horizontal bending plates and adjusting the height of the front and rear bracket assemblies. The size is easy to adjust, the installation interface is flexible, and it is convenient for the layout of the whole vehicle; the motor controller is arranged on the outside of the frame, which is convenient for installation and electric control debugging and maintenance, and has both reliability, assemblability and accessibility, and is suitable for electric mining trucks with electric controls arranged on both sides of the frame; there is a top plate with a flip-over structure above the electric control bracket, which can provide a foothold for maintenance personnel; the assemblies of the electric control bracket are connected by bolts, can be disassembled for transportation, and are small in size, which is convenient for transportation to the vehicle factory for assembly.

[0025] The above embodiments of the present invention are merely illustrative and not exclusive, and all modifications within the scope of the present invention or equivalent to the scope of the present invention are encompassed by the present invention.

Claims

1. A motor controller bracket for a mining dump truck, characterized in that: The vehicle comprises a front bracket assembly (1), a rear bracket assembly (2), a top plate assembly (4) and a side plate (5); the front bracket assembly (1) and the rear bracket assembly (2) are symmetrical parts, located at the front and rear ends of the controller bracket, and a plurality of bent lifting ears (13) are provided on the inner sides of the front bracket assembly (1) and the rear bracket assembly (2); the top plate assembly (4) is arranged on the top of the front bracket assembly (1) and the rear bracket assembly (2), and is connected by bolts at four corners; a side plate (5) is provided on the side away from the connection frame, and the side plate (5) is respectively connected to the front bracket assembly (1), the rear bracket assembly (2) and the top plate assembly (4) by bolts; the motor controller bracket is connected to the outer side of the frame by bolts through one side of the front bracket assembly (1) and the rear bracket assembly (2); The front bracket assembly (1) is welded together by a first bent vertical plate (11), a second bent vertical plate (14), two bent horizontal plates (12) and a bent lifting ear (13); the bent lifting ear (13) is provided with a circular hole for mounting a motor controller (6).

2. The motor controller bracket for a mining dump truck according to claim 1 is characterized in that: The motor controller bracket further comprises two square tube assemblies (3), the two square tube assemblies (3) are respectively arranged on one side where the front bracket assembly (1) and the rear bracket assembly (2) are connected to the vehicle frame, and the square tube assembly (3) is welded from a formed square tube and two sleeves; the motor controller bracket is connected to the outer side of the vehicle frame via the square tube assembly (3) using bolts, and a sleeve is welded at the bolt connection of the square tube assembly (3).

3. The motor controller bracket for a mining dump truck according to claim 1 is characterized in that: The top plate assembly (4) is welded from a flat plate (41), a square tube (42), an open bent plate (43) and an L-shaped reinforcing rib (44); the square tube (42) is welded to the front and rear ends of the flat plate (41); the open bent plate (43) is welded to the left and right ends of the flat plate (41); and the L-shaped reinforcing rib (44) is welded to the bottom of the flat plate (41).

4. The motor controller bracket for a mining dump truck according to claim 3 is characterized in that: The flat plate (41) is evenly distributed with flanged holes, and a process circular hole is opened above the square tube (42), through which a nut is installed.

5. The motor controller bracket for a mining dump truck according to claim 1 is characterized in that: The front bracket assembly (1), the rear bracket assembly (2), the square tube assembly (3), the top plate assembly (4) and the side plates (5) are made of sheet metal parts and / or tube beam profiles through welding.

6. The motor controller bracket for a mining dump truck according to any one of claims 1 to 5, characterized in that: The longitudinal dimension of the folding cross plate (12) on one side close to the vehicle frame is larger than that on the other side. The heights of the front bracket assembly (1) and the rear bracket assembly (2) are adjusted by using folding vertical plates (11) and folding vertical plates (14) of different heights, and the welding positions and quantities of the folding cross plate (12) and the folding lifting ears (13) are adjusted. Multiple motor controllers (6) can be installed.

Images