Transport vehicle

Abstract

The utility model discloses a transport vehicle, and relates to the field of transport vehicles. The transport vehicle comprises a vehicle frame, a cab and a compartment are arranged above the vehicle frame, and crawler belt units are arranged on the two sides of the vehicle frame; an engine is fixedly installed on the side face of the cab, a transmission assembly is arranged on the side face of the engine, a gearbox is fixedly installed between the middle of the cab and the end of the frame, the engine is in transmission connection with the gearbox through the transmission assembly, and the output end of the gearbox is connected with a transmission shaft. The two ends of the transmission shaft are in transmission connection with the crawler units on the two sides. In the using process of the transport vehicle, the engine drives the transmission shaft to rotate through the transmission assembly and the gearbox, meanwhile, the two ends of the transmission shaft are in transmission connection with the caterpillar band units on the two sides correspondingly, then the caterpillar band units on the two sides can be transmitted, the traveling mode of the caterpillar band units is higher in adaptability compared with tires, and the sunken situation is not prone to occurring.

Description

Technical Field

[0001] The utility model relates to the technical field of transport vehicles, and specifically relates to a transport vehicle. Background Technique

[0002] Transport vehicles are vehicles used to transport materials, crops and other goods. They come in a wide variety of types and functions, and are widely used in various fields. A transport vehicle is a vehicle specifically used to transport goods or people, and its loading capacity varies according to the vehicle specifications and design.

[0003] Existing transport vehicles generally use a combination of an engine, a gearbox and tires to drive. When the transport environment is poor and the soil is soft and fertile, the tires are easily stuck in it and cannot move. Therefore, this application proposes a tracked transport vehicle. Content of the Utility Model

[0004] In view of the deficiencies of the prior art, the utility model provides a transport vehicle, which solves the problem that existing transport vehicles generally use a combination of an engine, a gearbox and tires to drive. When the transport environment is poor and the soil is soft and fertile, the tires are easily stuck in it and cannot move.

[0005] To achieve the above objectives, the utility model is realized through the following technical solutions: A transport vehicle includes a frame, a cab and a carriage are arranged above the frame, and track units are arranged on both sides of the frame;

[0006] An engine is fixedly installed on the side of the cab respectively, a transmission component is arranged on the side of the engine, a gearbox is fixedly installed between the middle of the cab and the end of the frame, the engine is in transmission connection with the gearbox through the transmission component, the output end of the gearbox is connected with a transmission shaft, and both ends of the transmission shaft are in transmission connection with the track units on both sides respectively.

[0007] Preferably, the transmission component includes a first pulley and a second pulley. Both the engine and the gearbox are provided with rotating shafts. The first pulley and the second pulley are respectively sleeved on the rotating shafts of the engine and the gearbox, and a transmission belt is arranged between the first pulley and the second pulley.

[0008] Preferably, a pressing wheel is arranged on the outer side of the transmission belt, a positioning frame is rotatably arranged on the outer side of the pressing wheel, a cylinder is fixedly installed at the end of the frame, and the output end of the cylinder is fixedly connected with the positioning frame.

[0009] Preferably, the track unit includes a fixed strip and a driving wheel. The fixed strip is fixedly installed on the side of the frame. A plurality of first positioning wheels are rotatably arranged on the outer side of the fixed strip, a second positioning wheel is rotatably arranged above the fixed strip, the driving wheel is fixedly installed at the end of the transmission shaft, and a limiting wheel is also rotatably arranged at the end of the fixed strip.

[0010] Preferably, a crawler body is arranged on the outer sides of the plurality of first positioning wheels, second positioning wheels, driving wheels and limiting wheels.

[0011] Preferably, the carriage includes a chassis and a compartment body. The compartment body is fixedly installed above the chassis. A compartment door is arranged at the end of the compartment body. A support frame is fixedly installed at the bottom of the chassis. A hydraulic cylinder is arranged in the middle of the vehicle frame. The top of the output end of the hydraulic cylinder is rotatably connected to the support frame.

[0012] Preferably, a movable shaft is arranged at the end of the vehicle frame, and a rotating frame is fixedly connected to the bottom of the chassis. The rotating frame is connected to the movable shaft.

[0013] The utility model discloses a transport vehicle, and the beneficial effects thereof are as follows:

[0014] During the use of this transport vehicle, the engine drives the transmission shaft to rotate through the transmission assembly and the gearbox. At the same time, both ends of the transmission shaft are respectively in transmission connection with the crawler units on both sides. Thus, the crawler units on both sides can be driven. The driving mode of the crawler units has stronger adaptability than that of tires and is not prone to depression. At the same time, when the first pulley, the second pulley and the transmission belt are used for transmission between the engine and the gearbox, the pressing wheel can press the transmission belt, thereby avoiding the loosening of the transmission belt, and ensuring the power output of the engine. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a schematic structural diagram of the present utility model;

[0017] Figure 2 It is a schematic structural diagram of the carriage of the present utility model;

[0018] Figure 3 It is a schematic structural diagram of the vehicle frame and the crawler unit of the present utility model;

[0019] Figure 4 It is a schematic structural diagram of a part of the present utility model;

[0020] Figure 5 It is a schematic structural diagram of the crawler unit of the present utility model;

[0021] Figure 6 It is a schematic structural diagram of the transmission assembly of the present utility model.

[0022] In the figure: 1. Frame; 11. Driver's cab; 12. Engine; 13. Transmission assembly; 131. First pulley; 132. Second pulley; 133. Transmission belt; 134. Tightening wheel; 135. Cylinder; 136. Positioning frame; 14. Gearbox; 141. Transmission shaft; 2. Crawler unit; 21. Fixed strip; 22. First positioning wheel; 23. Second positioning wheel; 24. Crawler body; 25. Driving wheel; 26. Limiting wheel; 3. Compartment; 31. Underframe; 32. Compartment body; 321. Compartment door; 33. Support frame; 34. Hydraulic cylinder; 35. Movable shaft; 36. Rotating frame. Detailed implementation mode

[0023] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings of the specification and specific implementation modes.

[0024] An embodiment of the present utility model discloses a transport vehicle. As shown in the attached Figures 1-6 drawing, it includes a frame 1, a driver's cab 11 and a compartment 3 are arranged above the frame 1, and crawler units 2 are arranged on both sides of the frame 1;

[0025] Engines 12 are fixedly installed on the sides of the driver's cab 11 respectively, and a transmission assembly 13 is arranged on the side of the engine 12. A gearbox 14 is fixedly installed between the middle of the driver's cab 11 and the end of the frame 1. The engine 12 is drivingly connected to the gearbox 14 through the transmission assembly 13, and the output end of the gearbox 14 is connected with a transmission shaft 141. The two ends of the transmission shaft 141 are respectively drivingly connected to the crawler units 2 on both sides.

[0026] During the use process, the engine 12 drives the transmission shaft 141 to rotate through the transmission assembly 13. At the same time, the two ends of the transmission shaft 141 are respectively drivingly connected to the crawler units 2 on both sides, so as to drive the crawler units 2 on both sides. The driving mode of the crawler units 2 has stronger adaptability than that of tires and is not prone to depression.

[0027] Specifically disclosed, the transmission assembly 13 includes a first pulley 131 and a second pulley 132. The engine 12 and the gearbox 14 are both provided with rotating shafts. The first pulley 131 and the second pulley 132 are respectively sleeved on the rotating shafts of the engine 12 and the gearbox 14, and a transmission belt 133 is arranged between the first pulley 131 and the second pulley 132.

[0028] It should be particularly emphasized that a tightening wheel 134 is arranged on the outer side of the transmission belt 133, and a positioning frame 136 is rotatably arranged on the outer side of the tightening wheel 134. A cylinder 135 is fixedly installed at the end of the frame 1, and the output end of the cylinder 135 is fixedly connected to the positioning frame 136.

[0029] When the first pulley 131, the second pulley 132 and the drive belt 133 are used for power transmission between the engine 12 and the transmission 14, the pressing wheel 134 can press the drive belt 133, thereby avoiding the loosening of the drive belt 133, and ensuring the power output of the engine 12.

[0030] Specifically disclosed, the crawler unit 2 includes a fixed strip 21 and a drive wheel 25. The fixed strip 21 is fixedly installed on the side of the vehicle frame 1. A plurality of first positioning wheels 22 are rotatably arranged on the outer side of the fixed strip 21, and a second positioning wheel 23 is rotatably arranged above the fixed strip 21. The drive wheel 25 is fixedly installed at the end of the transmission shaft 141, and a limiting wheel 26 is also rotatably arranged at the end of the fixed strip 21.

[0031] Furthermore, a crawler body 24 is arranged outside the plurality of first positioning wheels 22, the second positioning wheel 23, the drive wheel 25 and the limiting wheel 26.

[0032] When the transmission shaft 141 rotates, it can drive the drive wheel 25 to rotate, and then drive the crawler body 24 to transmit outside the plurality of first positioning wheels 22, the second positioning wheel 23, the drive wheel 25 and the limiting wheel 26, thereby realizing crawler-type driving.

[0033] Furthermore, the carriage 3 includes a chassis 31 and a carriage body 32. The carriage body 32 is fixedly installed above the chassis 31. A carriage door 321 is arranged at the end of the carriage body 32. A support frame 33 is fixedly installed at the bottom of the chassis 31. A hydraulic cylinder 34 is arranged in the middle of the vehicle frame 1. The top of the output end of the hydraulic cylinder 34 is rotatably connected to the support frame 33.

[0034] Furthermore, a movable shaft 35 is arranged at the end of the vehicle frame 1, and a rotating frame 36 is fixedly connected to the bottom of the chassis 31. The rotating frame 36 is connected to the movable shaft 35.

[0035] When the hydraulic cylinder 34 works, its output end can push one end of the chassis 31 and the carriage body 32 upward, so that the chassis 31 and the carriage body 32 rotate around the movable shaft 35 as the axis, and the effect of self-unloading can be achieved.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

[0037] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. A transport vehicle, comprising a vehicle frame (1), characterized in that, Above the frame (1), there is a driver's cab (11) and a carriage (3), and crawler units (2) are arranged on both sides of the frame (1). On the sides of the driver's cab (11), engines (12) are fixedly installed respectively. On the side of the engine (12), there is a transmission assembly (13). Between the middle of the driver's cab (11) and the end of the frame (1), a gearbox (14) is fixedly installed. The engine (12) is in transmission connection with the gearbox (14) through the transmission assembly (13). The output end of the gearbox (14) is connected to a transmission shaft (141), and both ends of the transmission shaft (141) are in transmission connection with the crawler units (2) on both sides respectively.

2. The transport vehicle according to claim 1, characterized in that, The transmission assembly (13) includes a first pulley (131) and a second pulley (132). Both the engine (12) and the gearbox (14) are provided with rotating shafts. The first pulley (131) and the second pulley (132) are respectively sleeved on the rotating shafts of the engine (12) and the gearbox (14), and a transmission belt (133) is arranged between the first pulley (131) and the second pulley (132).

3. The transport vehicle according to claim 2, wherein, On the outer side of the transmission belt (133), there is a pressing wheel (134). On the outer side of the pressing wheel (134), a positioning frame (136) is rotatably arranged. At the end of the frame (1), a cylinder (135) is fixedly installed, and the output end of the cylinder (135) is fixedly connected to the positioning frame (136).

4. A transport vehicle according to claim 1, characterized in that, The crawler unit (2) includes a fixed strip (21) and a drive wheel (25). The fixed strip (21) is fixedly installed on the side of the frame (1). A plurality of first positioning wheels (22) are rotatably arranged on the outer side of the fixed strip (21). Above the fixed strip (21), a second positioning wheel (23) is rotatably arranged. The drive wheel (25) is fixedly installed at the end of the transmission shaft (141), and a limiting wheel (26) is also rotatably arranged at the end of the fixed strip (21).

5. The transport vehicle according to claim 4, wherein, A crawler main body (24) is arranged on the outer sides of the plurality of first positioning wheels (22), second positioning wheels (23), drive wheels (25) and limiting wheels (26).

6. The transport vehicle according to claim 1, characterized in that, The carriage (3) includes a chassis (31) and a carriage body (32). The carriage body (32) is fixedly installed above the chassis (31). At the end of the carriage body (32), there is a carriage door (321). At the bottom of the chassis (31), a support frame (33) is fixedly installed. In the middle of the frame (1), there is a hydraulic cylinder (34), and the top of the output end of the hydraulic cylinder (34) is rotatably connected to the support frame (33).

7. A transport vehicle according to claim 6, characterized in that, At the end of the frame (1), there is a movable shaft (35). At the bottom of the chassis (31), a rotating frame (36) is fixedly connected, and the rotating frame (36) is connected to the movable shaft (35).

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