Mine truck with switchable rubber wheel track wheels

Abstract

The utility model discloses a mine truck with switchable rubber wheel track wheels, which belongs to the technical field of mine machinery and comprises a frame provided with a plurality of rubber wheels. Two groups of first driving parts are symmetrically arranged on the frame, first track wheels are arranged at the driving ends of the first driving parts, two groups of support arms are symmetrically hinged to the frame, second track wheels are arranged at the end parts of the support arms, and the support arms are connected with second driving parts for driving the support arms to rotate; the frame is in contact with the ground support through a rubber wheel or is switched to be in contact with the ground track support through a first track wheel and a second track wheel; the first driving part drives the first rail wheel to move downwards to make contact with the ground rail, the second driving part drives the supporting arm to rotate, the second rail wheel moves downwards to make contact with the ground rail, the frame is jacked up, the rubber wheel does not make contact with the ground, switching of the rubber wheel and the rail wheels is achieved, the mine truck has two moving modes, and the moving efficiency is improved. And the application range of the mine truck is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of mining machinery, and specifically relates to a mining vehicle with switchable rubber wheels and track wheels. Background Art

[0002] In mining and underground operations, the transportation efficiency and flexibility of mining vehicles play a crucial role in improving the overall production efficiency and ensuring operation safety; traditional mining vehicles generally adopt a single walking component (such as rubber wheels or track wheels). Although they can meet the transportation needs to a certain extent, their moving mode is single, they cannot adapt to different moving environments, which affects the transportation capacity of mining vehicles and has certain limitations. Content of the Utility Model

[0003] The purpose of the utility model is to provide a mining vehicle with switchable rubber wheels and track wheels, so as to solve the problem that traditional mining vehicles generally adopt a single walking component, with a single moving mode, unable to adapt to different moving environments and affecting the transportation capacity of mining vehicles as mentioned in the above background art.

[0004] To achieve the above purpose, the utility model provides the following technical solution: a mining vehicle with switchable rubber wheels and track wheels, including: a vehicle frame, and a plurality of rubber wheels are arranged on the vehicle frame;

[0005] Two groups of first driving components are symmetrically arranged on the vehicle frame, a first track wheel is arranged on the driving end of the first driving component, two groups of support arms are symmetrically hinged on the vehicle frame, a second track wheel is arranged at the end of the support arm, and the support arm is connected with a second driving component for driving the support arm to rotate;

[0006] The vehicle frame is supported by contacting the ground with the rubber wheels, or is switched to be supported by contacting the ground track with the first track wheel and the second track wheel.

[0007] Preferably, the first driving component is located at the rear side of the advancing direction of the vehicle frame, the support arm is located at the front side of the advancing direction of the vehicle frame, and the two groups of first driving components and the two groups of support arms are respectively located on the left and right sides of the advancing direction of the vehicle frame.

[0008] Preferably, the vehicle frame includes a rear vehicle frame and a front vehicle frame detachably installed on the rear vehicle frame. The first driving component is arranged on the rear vehicle frame, the support arm and the second driving component are both arranged on the front vehicle frame, and rubber wheels are arranged on both the rear vehicle frame and the front vehicle frame.

[0009] Preferably, a support plate is arranged between the two groups of support arms, a driving motor is arranged on the support plate, a connecting shaft is arranged between the two groups of second track wheels, a mounting frame is arranged on the support plate, the connecting shaft is rotatably arranged on the mounting frame, sprockets are arranged on the outer wall of the connecting shaft and the output shaft of the driving motor, and the two sprockets are driven by a chain.

[0010] Preferably, a driving device for driving the rubber wheels to rotate is provided on the vehicle frame.

[0011] Preferably, the support arm is hinged to the front vehicle frame through a pin shaft, and the moving end of the second driving member is hinged to one end of the support arm away from the second track wheel through a pin shaft.

[0012] Preferably, a cab is provided on the rear vehicle frame, and a working platform is detachably provided on the front vehicle frame.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: In this application, the first driving member drives the first track wheel to move downward to contact the ground track, and the second driving member drives the support arm to rotate, so that the second track wheel moves downward to contact the ground track, and the vehicle frame is lifted to make the rubber wheels not contact the ground, thereby realizing the switching between the rubber wheels and the track wheels, enabling the mining vehicle to have two moving modes, and increasing the applicable range of the mining vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the mining vehicle of the present utility model;

[0015] Figure 2 is a schematic structural diagram of the connection between the front vehicle frame and the support arm of the present utility model;

[0016] Figure 3 is a schematic structural diagram of the connection between the rear vehicle frame and the first driving member of the present utility model;

[0017] Figure 4 is a schematic structural diagram of the connection between the support arm and the second track wheel of the present utility model.

[0018] In the figure: 1, vehicle frame; 101, rear vehicle frame; 102, front vehicle frame; 2, rubber wheel; 3, first driving member; 4, first track wheel; 5, support arm; 6, second track wheel; 7, second driving member; 8, working platform; 9, cab; 10, pin shaft; 11, support plate; 12, driving motor; 13, coupling shaft; 14, sprocket; 15, chain. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0020] Embodiment 1

[0021] Please refer to Figure 1, a mining vehicle with switchable rubber wheels and track wheels, comprising: a vehicle frame 1, on which several rubber wheels 2 are provided (the rubber wheels 2 can be four, as shown in Figure 1 , two rubber wheels 2 are distributed on the left and right sides of the front part of the vehicle frame 1, and two rubber wheels 2 are distributed on the left and right sides of the rear part of the vehicle frame 1), and a driving device is provided on the vehicle frame 1 to drive the rubber wheels 2 to rotate (the driving device can be a motor) so that the vehicle frame 1 can move on the ground.

[0022] Please refer to Figure 1 , Figure 2 and Figure 3 , two groups of first driving members 3 are symmetrically provided on the rear side of the vehicle frame 1 in the advancing direction (as shown in Figure 1 , the rear side of the vehicle frame 1 in the advancing direction refers to the left side of the vehicle frame 1), and a first track wheel 4 is provided on the moving end of the first driving member 3; two groups of support arms 5 are symmetrically hinged on the front side of the vehicle frame 1 in the advancing direction (as described in Figure 1 , the front side of the vehicle frame 1 in the advancing direction refers to the right side of the vehicle frame 1, the middle of the support arm 5 is hinged to the vehicle frame 1 through a pin shaft 10, and the support arm 5 can rotate on the vehicle frame 1 with the pin shaft 10 as the center), a second track wheel 6 is provided at the end of the support arm 5, and two groups of second driving members 7 are provided on the vehicle frame 1 (the two second driving members 7 correspond to the two support arms 5 one by one respectively), the moving end of the second driving member 7 is hinged to the end of the support arm 5 away from the second track wheel 6 through the pin shaft 10, and both the first driving member 3 and the second driving member 7 are oil cylinders; the two groups of first driving members 3 and the two groups of support arms 5 are respectively located on the left and right sides of the vehicle frame 1 in the advancing direction (as shown in Figure 1 , the two groups of first driving members 3 are respectively located on the front and rear sides of the vehicle frame 1, and the two groups of support arms 5 are respectively located on the front and rear sides of the vehicle frame 1).

[0023] It should be noted that the driving device drives the rubber wheels 2 to rotate so that the vehicle frame 1 can move on the ground; when the mining vehicle needs to move on the track, the first driving member 3 drives the first track wheel 4 to move downwards to contact the track on the ground and lift the vehicle frame 1, and at the same time, the second driving member 7 works to extend, pushing the support arm 5 to rotate, so that the second track wheel 6 contacts the track on the ground and lifts the vehicle frame 1, making the rubber wheels 2 not contact the ground, and the vehicle frame 1 moves on the track by the rotation of the first track wheel 4 and the second track wheel 6; when the rubber wheels 2 need to be used again, the first driving member 3 drives the first track wheel 4 to move upwards, and at the same time, the second driving member 7 contracts, making the support arm 5 rotate in the reverse direction, driving the second track wheel 6 to move upwards, so that the rubber wheels 2 contact the ground again to realize the switching between the rubber wheels 2 and the track wheels.

[0024] In this embodiment, as a further optimized solution, please refer to Figure 1 , Figure 2 and Figure 3, the vehicle frame 1 includes a rear vehicle frame 101 and a front vehicle frame 102. The front vehicle frame 102 is detachably connected to the rear vehicle frame 101. The first driving member 3 is arranged on the rear vehicle frame 101. The support arm 5 and the second driving member 7 are both arranged on the front vehicle frame 102. Rubber wheels 2 are arranged on both the rear vehicle frame 101 and the front vehicle frame 102.

[0025] In this embodiment, as a further optimized solution, please refer to Figure 1 , the first track wheel 4 is located between the left and right rubber wheels 2, and the second track wheel 6 is located on the right side of the rubber wheel 2, so that the first track wheel 4, the second track wheel 6 and the rubber wheel 2 are staggered, so that the rubber wheel 2, the first track wheel 4 and the second track wheel 6 will not affect each other during the switching process.

[0026] In this embodiment, as a further optimized solution, please refer to Figure 4 , a support plate 11 is arranged between the two groups of support arms 5. A driving motor 12 is arranged on the support plate 11. A connecting shaft 13 is arranged between the two groups of second track wheels 6. An installation frame is arranged at the bottom of the support plate 11. The connecting shaft 13 is rotatably arranged on the installation frame. Sprockets 14 are arranged on the outer wall of the connecting shaft 13 and the output shaft of the driving motor 12. The two sprockets 14 are driven by a chain 15; the driving motor 12 drives one sprocket 14 to rotate, and through the transmission of the chain 15, the other sprocket 14 drives the connecting shaft 13 to rotate, so that the two second track wheels 6 rotate synchronously.

[0027] It should be noted that the two groups of first track wheels 4 can be driven to rotate separately by a motor.

[0028] In this embodiment, as a further optimized solution, please refer to Figure 1 , a cab 9 is arranged on the top of the rear vehicle frame 101. A working platform 8 (lifting platform) is detachably arranged on the top of the front vehicle frame 102. The working platform 8 can also be replaced with other equipment, such as a hopper, so that the mining vehicle can be used to transport different mining equipment or to convey ore.

[0029] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mining vehicle with switchable rubber-tyred track wheels, comprising: Frame (1), characterized in that: a plurality of rubber wheels (2) are provided on the frame (1); Two groups of first driving members (3) are symmetrically provided on the frame (1), a first track wheel (4) is provided on the driving end of the first driving member (3), two groups of support arms (5) are symmetrically hinged on the frame (1), a second track wheel (6) is provided at the end of the support arm (5), and the support arm (5) is connected with a second driving member (7) for driving the support arm (5) to rotate; The frame (1) is supported by contacting the ground through the rubber wheels (2), or is switched to be supported by contacting the ground track through the first track wheel (4) and the second track wheel (6).

2. The mining vehicle with switchable rubber-tyred track wheels according to claim 1, characterized in that: The first driving member (3) is located at the rear side in the advancing direction of the frame (1), the support arm (5) is located at the front side in the advancing direction of the frame (1), and the two groups of first driving members (3) and the two groups of support arms (5) are respectively located on the left and right sides in the advancing direction of the frame (1).

3. The mining vehicle with switchable rubber wheels and track wheels according to claim 1, characterized in that: The frame (1) includes a rear frame (101) and a front frame (102) detachably installed on the rear frame (101), the first driving member (3) is provided on the rear frame (101), the support arm (5) and the second driving member (7) are both provided on the front frame (102), and rubber wheels (2) are provided on both the rear frame (101) and the front frame (102).

4. A mining vehicle with switchable rubber-tyred track wheels according to claim 1, characterized in that: A support plate (11) is provided between the two groups of support arms (5), a driving motor (12) is provided on the support plate (11), a connecting shaft (13) is provided between the two groups of second track wheels (6), a mounting bracket is provided on the support plate (11), the connecting shaft (13) is rotatably provided on the mounting bracket, and sprockets (14) are provided on the outer wall of the connecting shaft (13) and the output shaft of the driving motor (12), and the two sprockets (14) are driven by a chain (15).

5. The mining vehicle with switchable rubber wheels and track wheels according to claim 1, characterized in that: A driving device for driving the rubber wheels (2) to rotate is provided on the frame (1).

6. The mining vehicle with switchable rubber-tyred track wheels according to claim 3, characterized in that: The support arm (5) is hinged to the front frame (102) through a pin shaft (10), and the moving end of the second driving member (7) is hinged to the end of the support arm (5) far from the second track wheel (6) through a pin shaft (10).

7. The mine vehicle with switchable rubber-tyred track wheels according to claim 3, characterized in that: A cab (9) is provided on the rear frame (101), and a working platform (8) is detachably provided on the front frame (102).

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