Mining multifunctional underground service vehicle

Abstract

The invention discloses a mining multifunctional underground service vehicle in the technical field of mining machinery, and the mining multifunctional underground service vehicle comprises a movable vehicle frame which comprises two vehicle frames hinged to each other, wheels arranged on the two vehicle frames and a first driving part arranged between the two vehicle frames; transmission shafts used for driving the wheels to rotate are arranged on the two frames, a transmission shaft connecting and fixing assembly is arranged on one frame, and the transmission shaft connecting and fixing assembly is movably connected with the two transmission shafts; a discharging platform and hoisting equipment are arranged on one frame; the hoisting equipment is mounted on the frame, so that the hoisting equipment moves along with the mine truck, and the mine truck is more convenient to load and unload materials; the transmission shaft connecting and fixing assembly is connected with the transmission shafts on the two vehicle frames through the universal joints, and the transmission shaft connecting and fixing assembly is fixed to one vehicle frame, so that when the mine vehicle steers, the transmission shafts cannot collide with the hinged positions of the vehicle frames, and normal use of the mine vehicle is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of mining machinery, in particular to a multifunctional underground mining service vehicle. Background Art

[0002] In the mining process, the transportation and lifting of materials are crucial links; traditional mining transport vehicles and lifting equipment are generally set up separately, which makes it more troublesome for mining vehicles to load and unload materials; and in order to increase the flexibility of mining vehicles in the mine, the frames of existing mining vehicles generally use articulated frames (the front frame and the rear frame are articulated), and because the drive shaft of the mining vehicle is generally a long shaft (used to connect with the differential that drives the front and rear wheels to rotate), when the mining vehicle turns (a certain angle is formed between the front frame and the rear frame), the drive shaft will move as a whole, causing the drive shaft of the mining vehicle to contact and collide with the hinge of the frame, affecting the normal transmission of the drive shaft and the normal use of the mining vehicle. Summary of the invention

[0003] The object of the present invention is to provide a multifunctional underground service vehicle for mining, so as to solve the problem proposed in the above background technology that mining transport vehicles and lifting equipment are generally arranged separately, which makes it more troublesome to load and unload materials for mining vehicles, and when the mining vehicle turns, the transmission shaft of the mining vehicle will contact and collide with the hinge of the frame.

[0004] To achieve the above object, the present invention provides the following technical solution: A multifunctional underground service vehicle for mining, comprising: a mobile frame, the mobile frame comprising two mutually hinged frames, wheels arranged on the two frames, and a first driving member arranged between the two frames;

[0005] The two frames are each provided with a transmission shaft for driving the wheels to rotate, and one frame is provided with a transmission shaft connecting and fixing assembly, and the transmission shaft connecting and fixing assembly is movably connected to the two transmission shafts respectively;

[0006] A material discharging platform and a hoisting device are arranged on one of the vehicle frames, and a driving cab is arranged on the other vehicle frame.

[0007] Preferably, both frames are provided with differentials for driving the wheels to rotate, the ends of the two transmission shafts that are away from each other are respectively hinged to the output shafts of the two differentials, and the two ends of the transmission shaft connecting and fixing assembly are respectively connected to the ends of the two transmission shafts that are close to each other through universal joints.

[0008] Preferably, the transmission shaft connecting and fixing assembly includes a kit, a connecting shaft movably inserted into the kit, and a second connecting piece arranged on the end of the connecting shaft.

[0009] Preferably, the cross-section of the connecting shaft is T-shaped, and the connecting shaft includes a rotating shaft and a first connecting member.

[0010] Preferably, the second connecting piece is sleeved on the outer wall of the connecting shaft, and the connecting shaft is provided with a nut for fixing the second connecting piece.

[0011] Preferably, the kit is provided with a bearing for sleeved on the outer wall of the rotating shaft.

[0012] Preferably, there are two bearings, and the two bearings are respectively fitted with one side wall of the first connecting member and the second connecting member that are close to each other.

[0013] Preferably, a dust ring located outside the bearing is provided in the kit, and a hole card for limiting the dust ring is provided in the kit.

[0014] Preferably, the material discharging platform is detachably mounted on the vehicle frame.

[0015] Preferably, the lifting equipment includes a support arm, a second driving member for driving the support arm to rotate, and a lifting assembly arranged on the support arm.

[0016] Compared with the prior art, the beneficial effects of the present invention are: by installing the lifting equipment on the frame, the lifting equipment moves with the mining vehicle, making it more convenient to load and unload materials for the mining vehicle; the drive shaft connection and fixing assembly connects the drive shafts on the two frames through a universal joint, and the drive shaft connection and fixing assembly is fixed on one frame, so that when the mining vehicle turns, the drive shaft will not collide with the hinge of the frame, and there is no need to change the installation position of components such as the drive shaft and differential, saving space, achieving the integrity and smoothness of the transmission device, and ensuring the normal use of the mining vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the mining hoisting vehicle of the present invention;

[0018] Figure 2 It is a schematic diagram of the lifting equipment in the mining lifting vehicle of the present invention;

[0019] Figure 3 This is a schematic diagram of the rear view structure of a mining hoisting vehicle according to the present invention;

[0020] Figure 4 This is a schematic diagram of the structure of a mining hoisting vehicle according to the present invention when viewed from above;

[0021] Figure 5 For the present invention Figure 4 A schematic diagram of the structure enlargement in the middle;

[0022] Figure 6 It is a schematic diagram of the connection structure between the transmission shaft connection fixing assembly and the transmission shaft of the present invention;

[0023] Figure 7 It is a schematic diagram of the three-dimensional structure of the transmission shaft connection and fixing assembly of the present invention;

[0024] Figure 8 It is a schematic cross-sectional structure diagram of the transmission shaft connection and fixing assembly of the present invention;

[0025] Fig. 9 For the present invention Figure 8 Enlarged schematic diagram of the structure at point B in the middle.

[0026] In the figure: 1. mobile frame; 101. frame; 102. wheel; 103. first driving member; 2. unloading platform; 3. lifting equipment; 31. support arm; 32. lifting assembly; 33. second driving member; 4. cab; 5. transmission shaft connecting and fixing assembly; 51. kit; 52. connecting shaft; 521. rotating shaft; 522. first connecting member; 53. second connecting member; 54. nut; 55. bearing; 56. dust ring; 57. hole card; 6. transmission shaft; 7. universal joint; 8. differential. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. 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.

[0028] Example 1

[0029] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A multifunctional underground service vehicle for mining comprises: a mobile frame 1, wherein the mobile frame 1 comprises two frames 101, the two frames 101 are arranged front and back, and the two frames 101 are hinged together, wheels 102 are installed on both sides of the two frames 101, and a first driving member 103 (cylinder) is hinged between the two frames 101. The angle between the two frames 101 is changed by the extension and contraction of the cylinder, so as to tilt the frame 101 on the front side to control the steering of the lifting vehicle.

[0030] See also Figure 3 , Figure 4 , Figure 5 and Figure 6 , a differential 8 is provided on each of the two vehicle frames 101, a rotating shaft of the differential 8 is connected to the wheel 102, and is used to drive the wheel 102 to rotate, a transmission shaft 6 is hinged on the output shaft of the differential 8 (the two differentials 8 are connected to the transmission shaft 6, and the differential 8 and the transmission shaft 6 are connected through a universal joint 7), and a transmission shaft connecting and fixing assembly 5 is provided between the two transmission shafts 6;

[0031] Among them, see Figure 7 and Figure 8 The transmission shaft connecting and fixing assembly 5 includes a kit 51, a connecting shaft 52 movably inserted into the kit 51, and a second connecting member 53 arranged on the end of the connecting shaft 52; the cross-section of the connecting shaft 52 is T-shaped, and the connecting shaft 52 includes a rotating shaft 521 and a first connecting member 522 (the rotating shaft 521 and the first connecting member 522 are a whole), the first connecting member 522 is located at one end of the rotating shaft 521, and the second connecting member 53 is located at the other end of the rotating shaft 521, the first connecting member 522 and the second connecting member 53 are flanges, and the first connecting member 522 and the second connecting member 53 are connected to the ends of the two transmission shafts 6 close to each other through a universal joint 7.

[0032] It should be noted that the kit 51 includes a sleeve and a flange arranged on the outside of the sleeve, and the sleeve is fixed to the frame 101 by using components such as the flange, bolts and nuts.

[0033] See also Figure 1 and Figure 2 , a material discharging platform 2 and a hoisting device 3 are provided on one frame 101, and a cab 4 is provided on the other frame 101;

[0034] Among them, see Figure 1 , Figure 2 and Figure 3 The lifting device 3 includes a support arm 31, a second driving member 33 (cylinder) and a lifting assembly 32; there are several support arms 31, and the several support arms 31 are hinged in sequence, and the second driving member 33 is hinged between two adjacent support arms 31. The end support arm 31 is a telescopic arm (such as a cylinder), and the lifting assembly 32 includes a bracket, a reel rotatably mounted on the bracket, a pull rope wound on the reel, and a motor for driving the reel to rotate, and the bracket is installed on the moving end of the telescopic arm.

[0035] It should be noted that the unloading platform 2 can be detachably arranged on the frame 101, for example, the unloading platform 2 is fixed to the frame 101 with bolts, so that the unloading platform 2 can be removed from the frame 101; the support arm 31 is rotatably installed on the frame 101, and a driving motor is installed on the frame 101 for driving the support arm 31 to rotate and adjust the angle of the lifting assembly 32.

[0036] In this embodiment, as a further optimized solution, please refer to Figure 8 The second connecting member 53 is sleeved on the outer wall of the rotating shaft 521 of the connecting shaft 52, and the outer wall of the rotating shaft 521 is sleeved with a nut 54, and the contact area between the rotating shaft 521 and the nut 54 is provided with a thread, which is used to fix the nut 54 on the outer wall of the rotating shaft 521; and the nut 54 is on the left side of the second connecting member 53, restricting the second connecting member 53 so that it will not detach from the outer wall of the rotating shaft 521.

[0037] It should be noted that a gasket is provided between the nut 54 and the second connecting member 53 , and the gasket is sleeved on the outer wall of the rotating shaft 521 .

[0038] In this embodiment, as a further optimized solution, please refer to Figure 8 Two bearings 55 are fixedly provided in the set 51, and the two bearings 55 are sleeved on the outer wall of the rotating shaft 521; the two bearings 55 are respectively fitted with the side walls of the first connecting member 522 and the second connecting member 53 that are close to each other; the bearings 55 are used to reduce the obstacles to the rotation of the rotating shaft 521 inside the set 51.

[0039] In this embodiment, as a further optimized solution, please refer to Figure 8 and Fig. 9 Two dust rings 56 are provided in the kit 51, and the dust rings 56 are sleeved on the outer wall of the connecting shaft 52. The two dust rings 56 are located on the outside of the two bearings 55 and fit therewith, so as to protect the bearings 55 and prevent dust and impurities from contacting the bearings 55; a hole card 57 (such as a block-shaped piece) is provided on the inner side wall of the kit 51, and there are two hole cards 57, which are located on the outside of the two dust rings 56, and are used to limit the dust rings 56 and prevent them from moving.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional underground service vehicle for mining, comprising: A mobile frame (1), characterized in that the mobile frame (1) comprises two frames (101) hinged to each other, wheels (102) arranged on the two frames (101), and a first driving member (103) arranged between the two frames (101); Both of the two vehicle frames (101) are provided with a transmission shaft (6) for driving the wheels (102) to rotate, and one of the vehicle frames (101) is provided with a transmission shaft connecting and fixing assembly (5), and the transmission shaft connecting and fixing assembly (5) is movably connected to the two transmission shafts (6) respectively; A material discharging platform (2) and a lifting device (3) are provided on one of the vehicle frames (101), and a driving cab (4) is provided on the other vehicle frame (101).

2. A multifunctional underground mining service vehicle according to claim 1, characterized in that: The two vehicle frames (101) are each provided with a differential (8) for driving the wheels (102) to rotate; the ends of the two transmission shafts (6) that are away from each other are respectively hinged to the output shafts of the two differentials (8); and the two ends of the transmission shaft connection fixing assembly (5) are respectively connected to the ends of the two transmission shafts (6) that are close to each other through universal joints (7).

3. A multifunctional underground mining service vehicle according to claim 2, characterized in that: The transmission shaft connecting and fixing assembly (5) comprises a sleeve (51), a connecting shaft (52) movably inserted into the sleeve (51), and a second connecting piece (53) provided on the end of the connecting shaft (52).

4. A multifunctional underground mining service vehicle according to claim 3, characterized in that: The cross section of the connecting shaft (52) is T-shaped, and the connecting shaft (52) comprises a rotating shaft (521) and a first connecting member (522).

5. A multifunctional underground mining service vehicle according to claim 3, characterized in that: The second connecting member (53) is sleeved on the outer wall of the connecting shaft (52), and the connecting shaft (52) is provided with a nut (54) for fixing the second connecting member (53).

6. A multifunctional underground mining service vehicle according to claim 4, characterized in that: The sleeve (51) is provided with a bearing (55) for sleeved on the outer wall of the rotating shaft (521).

7. A multifunctional underground mining service vehicle according to claim 6, characterized in that: There are two bearings (55), and the two bearings (55) are respectively fitted with one side wall of the first connecting member (522) and the second connecting member (53) which are close to each other.

8. A multifunctional underground mining service vehicle according to claim 6, characterized in that: The kit (51) is provided with a dust ring (56) located outside the bearing (55), and the kit (51) is provided with a hole card (57) for limiting the dust ring (56).

9. A multifunctional underground mining service vehicle according to claim 1, characterized in that: The material discharging platform (2) is detachably mounted on the vehicle frame (101).

10. A multifunctional underground mining service vehicle according to claim 1, characterized in that: The lifting device (3) comprises a support arm (31), a second driving member (33) for driving the support arm (31) to rotate, and a lifting assembly (32) arranged on the support arm (31).

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