Liquid-gas suspension type double-flow driving mountain off-road vehicle

Abstract

The utility model relates to the technical field of off-road vehicles, and discloses a liquid-gas suspension type double-flow driving mountain off-road vehicle which comprises a cab body, shock absorption mechanisms are arranged on the two sides of the cab body, a power mechanism is arranged on the rear side of the cab body, and two ultrasonic sensors are further arranged on the front portion of the cab body. The power mechanism comprises a double-flow wave box body, the double-flow wave box body is arranged on the rear side of the cab body, two motors are arranged on the front side of the double-flow wave box body, and the output ends of the motors are connected with one end of a second output rod through a planetary gear body. According to the utility model, through the double-flow gearbox technology, the efficient distribution and accurate control of power are realized, the maneuverability and the stability of the vehicle are improved, and the problems of non-uniform power distribution and high mechanical wear of the traditional system are solved. The vehicle can stably run in complex terrains due to the cooperation of the telescopic shock-absorbing rod, and the adaptability and the comfort are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to off -road vehicle technical field especially relates to a liquid gas suspension formula double -flow drive mountain off -road vehicle. BACKGROUND

[0002] With the rise of off -road sports, mountain off -road vehicles (especially tracked mountain off -road vehicles) have been widely used in various complex terrains, especially in military, exploration and rescue fields. Tracked vehicles have great advantages in muddy, desert, snow and other terrains due to their excellent ground adaptability, can provide larger ground contact area than wheeled vehicles, disperse weight and reduce ground pressure per unit area, thereby enhancing the passing ability of the vehicle;

[0003] The existing tracked mountain off -road vehicles usually adopt traditional mechanical drive system, wherein the power is transmitted to the track through the engine and the transmission system to drive the vehicle forward. Generally, the vehicle uses a single power transmission system, such as traditional gear transmission or differential system, to realize steering by changing the speed difference of the track. The power transmission system distributes the power of the engine to the two tracks and controls the speed and direction through a simple transmission and differential. As for the shock absorption system, many off -road vehicles use traditional spring suspension system, which can provide certain damping effect, but the adjustability and adaptability of these suspension systems are usually insufficient when facing complex terrain, especially at high speed and on rough ground, the stability and comfort of the vehicle are affected;

[0004] The power system involved has the problems of low power transmission efficiency and poor reliability, especially in extreme terrain and complex environment. The traditional transmission system usually relies on mechanical structures such as gears and differentials, which often produce large friction loss when transmitting power, resulting in power loss and reducing the overall efficiency of the vehicle. In addition, the adjustment range of the traditional suspension system is limited, which cannot effectively respond to rapidly changing road conditions, resulting in poor passing ability of the vehicle in complex environment, especially on uneven terrain, the performance of the vehicle cannot reach the best, therefore a liquid gas suspension type double -flow drive mountain off -road vehicle is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the above shortcomings, the utility model provides a liquid gas suspension type double -flow drive mountain off -road vehicle, which aims at improving the problems in the prior art that the traditional power system causes low power transmission efficiency due to the friction loss of gears and differentials, affects the efficiency of the vehicle, and the adjustment range of the suspension system is limited, which cannot effectively respond to complex terrain, reduces the passing ability and stability of the vehicle on uneven road surface.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a liquid gas suspension formula double -flow drive mountain cross -country vehicle, including the driver's cabin main part, the both sides of driver's cabin main part are provided with the shock -proof mechanism, the rear of driver's cabin main part is provided with power mechanism, the front of driver's cabin main part still is provided with two ultrasonic sensors,

[0007] The power mechanism includes a double-flow gearbox, the double-flow gearbox is arranged at the rear of the driver's cabin main body, two groups of motors are arranged at the front side of the double-flow gearbox, the output ends of the motors are connected with one end of the output rod two through the planetary gear main body, the other end of the output rod two is connected with bevel gear six and bevel gear seven respectively, bevel gear six and bevel gear seven are meshed with bevel gear one and bevel gear eight respectively, the middle part of bevel gear eight is provided with a rotating shaft two, the inside of the double-flow gearbox is also provided with a partition, the rotating shaft two penetrates the partition, and the both ends of the rotating shaft two are provided with bevel gear five, the outside of bevel gear five is meshed with two bevel gear four, the bevel gear four is connected with the mounting plate through the connecting rod, the mounting plate is fixed on the inside of bevel gear one, the bevel gear four is meshed with bevel gear three between, the bevel gear three is connected with bevel gear one through the output rod one, bevel gear one and bevel gear six are meshed away from the partition, the bevel gear one is meshed with bevel gear two, the bevel gear two is connected with the belt pulley through the rotating shaft one, the belt pulley is provided with a belt between;

[0008] As a further description of the above technical scheme: the shock-proof mechanism includes a reinforcing beam, the reinforcing beam is arranged on the outside of the driver's cabin main body, two connecting arms two are equidistantly arranged on the inside of the reinforcing beam, the lower end of the connecting arm two is connected with the reinforcing arm through the bolt, the both ends of the reinforcing arm are provided with one end of the telescopic shock-absorbing rod one, the other end of the telescopic shock-absorbing rod one is connected with the load wheel one through the screw rod, the both ends of the reinforcing beam are provided with one end of the connecting arm one, the other end of the connecting arm one is connected with the load wheel one, the inside of the reinforcing beam and the outside of the reinforcing beam are provided with the air cylinder, and the air cylinders are cross-distributed, the output end of the air cylinder is connected with the corresponding telescopic shock-absorbing rod one, the both ends of the reinforcing beam are respectively provided with the guide wheel and the driving wheel;

[0009] As a further description of the above technical scheme: the middle part of the reinforcing beam is rotatably connected with one end of two connecting arms four, the other end of the connecting arm four is connected through the telescopic shock-absorbing rod two, the other end of the connecting arm four is connected with one end of the connecting arm three, the other end of the connecting arm three is connected with the load wheel two through the screw rod again;

[0010] As a further description of the above technical scheme: the output rod one is also connected with the driving wheel, and the double-flow gearbox is arranged between the two reinforcing beams;

[0011] As a further description of the above technical solution: a searchlight is provided on the top of the cab body, and multiple storage baskets are also provided on the outside of the cab body;

[0012] As a further description of the above technical solution: the shock absorption mechanism is also provided with a protective plate to reduce the impact of the environment on the durability of the track;

[0013] As a further description of the above technical solution: the shock absorber mechanism is also provided with a mudguard to prevent stones and other debris in the environment from getting stuck in the shock absorber mechanism;

[0014] As a further description of the above technical solution: a spoiler wing is also provided on the rear side of the main body of the cab, which is used to enhance the vehicle's grip during driving by generating a downward pressure difference between the upper and lower wing surfaces.

[0015] This utility model has the following beneficial effects:

[0016] 1. In this utility model, by adopting a dual-flow-wave box technology solution, the technical effect of efficient power distribution and precise control is achieved. Compared with the problems of low power distribution efficiency and inaccurate control in traditional transmission systems commonly found in the prior art, the dual-flow-wave box design enables the motor power to be precisely distributed in different drive systems. Whether driving straight or turning, the power can be used efficiently, thereby improving the mobility and stability of the vehicle and solving the problems of uneven power distribution and high mechanical wear in traditional systems.

[0017] 2. In this utility model, the use of hydropneumatic suspension and telescopic shock absorber rods achieves the technical effect of improving the stability and comfort of the vehicle when passing through complex terrain. Compared with the traditional suspension system commonly found in the prior art, which often causes excessive vehicle vibration on uneven ground, affecting the driver's control and comfort, the combination of hydropneumatic suspension and telescopic shock absorber rods can automatically adjust the vehicle height and shock absorption effect according to changes in terrain, enabling the vehicle to maintain stable driving in complex terrain and solving the problems of poor adaptability and insufficient comfort of traditional systems under extreme road conditions. Attached Figure Description

[0018] Figure 1 This is an overall structural diagram of a hydropneumatic suspension dual-flow drive mountain off-road vehicle proposed in this utility model;

[0019] Figure 2 This is a front view of a hydropneumatic suspension dual-flow drive mountain off-road vehicle proposed in this utility model;

[0020] Figure 3 This is a rear view of a hydropneumatic suspension dual-flow drive mountain off-road vehicle proposed in this utility model.

[0021] Figure 4 For Figure 1 cutaway view of the power mechanism in the overall structural diagram Figure 1 ;

[0022] Figure 5 For Figure 1 cutaway view of the power mechanism in the overall structural diagram Figure 2 ;

[0023] Figure 6 For Figure 1 cutaway view of the power mechanism in the overall structural diagram Figure 3 ;

[0024] Figure 7 For Figure 1 enlargement of the shock absorption mechanism in the overall structural diagram Figure 1 ;

[0025] Figure 8 For Figure 1 enlargement of the shock absorption mechanism in the overall structural diagram Figure 2 ;

[0026] Figure 9 For Figure 1 enlargement of the shock absorption mechanism in the overall structural diagram Figure 3 .

[0027] Legend:

[0028] 1, cab main body; 2, shock absorption mechanism; 201, reinforcing beam; 202, guide wheel; 203, air cylinder; 204, load bearing wheel one; 205, load bearing wheel two; 206, connecting arm one; 207, drive wheel; 208, connecting arm two; 209, telescopic shock absorption rod one; 2010, connecting arm three; 2011, reinforcing arm; 2012, connecting arm four; 2013, telescopic shock absorption rod two; 3, track; 4, power mechanism; 401, double-flow gearbox body; 402, output rod one; 403, pulley; 404, belt; 405, motor; 406, planetary gear main body; 407, partition plate; 408, bevel gear one; 409, bevel gear two; 4010, rotating shaft one; 4011, bevel gear three; 4012, mounting plate; 4013, connecting rod; 4014, bevel gear four; 4015, bevel gear five; 4016, rotating shaft two; 4017, output rod two; 4018, bevel gear six; 4019, bevel gear seven; 4020, bevel gear eight; 5, protective plate; 6, spoiler; 7, searchlight; 8, storage basket; 9, ultrasonic sensor; 10, mudguard. DETAILED DESCRIPTION

[0029] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, and is not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of the utility model protection.

[0030] With reference to Figures 1-3 An embodiment provided by the utility model: a liquid gas suspension type double-flow driving mountain off-road vehicle, comprising a cab main body 1, the cab main body 1 is the core part of the vehicle, all other components such as power system, shock absorption system etc. are connected with it, shock absorption mechanism 2 is arranged on the both sides of the cab main body 1, the shock absorption mechanism 2 aims at reducing the vibration received by the vehicle in the process of driving, enhances the comfort and stability of driving, especially on rugged or uneven ground, reduces the impact on the vehicle body and the crew, power mechanism 4 is arranged on the rear side of the cab main body 1, the power mechanism 4 provides driving force for the vehicle, ensures that the vehicle can drive, turn and overcome various complex terrains, the front part of the cab main body 1 is also provided with two ultrasonic sensors 9, the sensor can monitor the environment around the vehicle in real time, such as obstacles and other obstacles, assist the intelligent system to make corresponding adjustment, ensure the safety of driving, the top of the cab main body 1 is provided with a searchlight 7, which is used to provide long-distance lighting, increase the driving safety of the vehicle in the night or low-visibility environment, ensure that the driver can clearly see the road conditions in front, the outside of the cab main body 1 is also provided with a plurality of storage baskets 8, which provide the driver and the crew with the space for storing articles, increase the practicability of the vehicle, suitable for long-time off-road driving, the outside of the shock absorption mechanism 2 is also provided with a protective plate 5, the protective plate 5 can effectively reduce the damage of dirt, stone and other sundries in the environment to the track 3, thereby improving the durability of the track 3 and ensuring the reliability in long-time use, the outside of the shock absorption mechanism 2 is also provided with a mudguard 10, the function of the mudguard 10 is to prevent mud and stone and other sundries from entering the inside of the shock absorption mechanism 2, thereby avoiding the damage to the shock absorption system, ensuring that the shock absorption system can run smoothly, the rear side of the cab main body 1 is also provided with a spoiler 6, which is used to generate downward pressure difference through upper and lower airfoils to enhance the adhesion of the vehicle in the process of driving.

[0031] With reference to Figures 4-6, the power mechanism 4 includes a double-flow gearbox body 401 arranged at the rear side of the cab body 1, the double-flow gearbox body 401 is the core component of the vehicle power system, responsible for transmitting the power of the motor 405 to the track 3 drive system, through the split-flow design to improve the efficiency and reliability of power transmission, the front side of the double-flow gearbox body 401 is provided with two groups of motors 405, the two groups of motors 405 can accurately distribute power to each part of the vehicle by controlling different drive shafts, ensuring flexibility and stability in different road conditions, the output end of the motor 405 is connected with one end of the output rod two 4017 through the planetary gear body 406, the planetary gear body 406 can efficiently transmit and control the output direction of the power output by the motor 405, so as to realize stable distribution of power, the other end of the output rod two 4017 is respectively connected with bevel gear six 4018 and bevel gear seven 4019, the bevel gears transmit power through high-precision meshing to ensure smooth connection and power transmission between systems, bevel gear six 4018 and bevel gear seven 4019 are respectively meshed with bevel gear one 408 and bevel gear eight 4020, these bevel gears play an important role in the complex power transmission process, and the power transmission from the motor 405 to the drive wheel 207 is realized through precise meshing, the middle part of the bevel gear eight 4020 is provided with a rotating shaft two 4016, the rotating shaft two 4016 plays a key role in the power transmission process, and ensures the smooth flow of power by connecting multiple gears, the inside of the double-flow gearbox body 401 is also provided with a partition plate 407, the partition plate 407 is used to divide different areas in the gearbox body, so as to improve the structural stability of the gearbox body, the rotating shaft two 4016 penetrates through the partition plate 407, ensuring the compactness and stability of the internal structure of the gearbox body, and the two ends of the rotating shaft two 4016 are provided with bevel gear five 4015, the outer sides of the bevel gear five 4015 are respectively meshed with two bevel gear four 4014, the bevel gear four 4014 is connected with the mounting plate 4012 through the connecting rod 4013, and the mounting plate 4012 is fixed on the inner side of the bevel gear one 408, the high-efficiency transmission of the power system is ensured through firm installation, the bevel gear four 4014 is meshed with the bevel gear three 4011, the bevel gear three 4011 transmits power to the next component through precise meshing, the bevel gear three 4011 is connected with the bevel gear one 408 through the output rod one 402, the bevel gear one 408 away from the partition plate 407 is meshed with the bevel gear six 4018, the bevel gear one 408 is meshed with the bevel gear two 409, the bevel gear two 409 is connected with the pulley 403 through the rotating shaft one 4010, the pulley 403 is provided with a belt 404 between the pulleys 403, and the pulley 403 transmits power to the drive wheel 207 of the vehicle through the belt 404, ensuring the forward movement of the vehicle;

[0032] The output rod 402 is also connected with the driving wheel 207, which is responsible for converting the final power into the actual movement of the vehicle. The double-flow gearbox body 401 is arranged between the two reinforced beams 201, ensuring the stability of the gearbox body and reducing the influence of the external environment on the gearbox body.

[0033] With reference to Figures 7-9 The shock absorption mechanism 2 includes a reinforced beam 201 that provides support for the shock absorption system, enabling the suspension system to work more stably. The reinforced beam 201 is arranged on the outside of the cab body 1, and the inner side of the reinforced beam 201 is equally spaced with two connecting arms 208 that are used to connect different parts of the shock absorption system and provide stable mechanical support. The lower end of the connecting arm 208 is connected to the reinforced arm 2011 through a bolt, and the two ends of the reinforced arm 2011 are provided with one end of the telescopic shock absorption rod 209. The other end of the telescopic shock absorption rod 209 is connected to the load wheel 204 through a screw rod. The load wheel 204 absorbs the vibration from the ground by adjusting the connection with the telescopic shock absorption rod. The telescopic shock absorption rod 209 can adjust its length according to the change of the terrain, providing flexible shock absorption effect. The two ends of the reinforced beam 201 are provided with one end of the connecting arm 206, and the other end of the connecting arm 206 is connected to the load wheel 204. The connecting arm 206 is connected to the load wheel 204, ensuring that the load wheel can maintain stable connection with the rest of the shock absorption system during work. The inner side of the reinforced beam 201 and the outer side of the reinforced beam 201 are provided with a gas cylinder 203 that provides necessary power support for the shock absorption system, helping to adjust the height and shock absorption effect of the vehicle body. The cross distribution of the gas cylinder 203 ensures the balanced operation of the shock absorption system, and the gas cylinder 203 is cross-distributed. The output end of the gas cylinder 203 is connected to the corresponding telescopic shock absorption rod 209, avoiding excessive vibration during vehicle driving. The two ends of the reinforced beam 201 are respectively provided with an induction wheel 202 and a driving wheel 207, which help the vehicle to maintain stability during driving, reducing unnecessary vibration and friction. The middle part of the reinforced beam 201 is rotatably connected with one end of the connecting arm 2012, and the other end of the connecting arm 2012 is connected through the telescopic shock absorption rod 2013. The connecting arm 2012 ensures the maximization of the shock absorption effect through the elastic extension of the shock absorption rod, assisting in completing the overall shock absorption work of the vehicle body. The other end of the connecting arm 2012 is connected with one end of the connecting arm 2010, and the other end of the connecting arm 2010 is connected to the load wheel 205 through a screw rod, further enhancing the stability and durability of the system.

[0034] Working principle: the double-flow gearbox 401 in the power mechanism 4 is powered by the motor 405, the output of the motor 405 is transmitted to the track 3 drive wheel 207 through the planetary gear main body 406 and bevel gear, ensuring the vehicle to move forward; when the vehicle is moving straight, the power is driven from the middle motor 405, transmitted to the bevel gear seven 4019, driven by the bevel gear seven 4019 and the bevel gear eight 4020 to the shaft two 4016, and then through the bevel gear five 4015 at both ends of the shaft two 4016 to drive the bevel gear four 4014, the bevel gear three 4011 and the bevel gear one 408 to rotate, thereby driving the output rod one 402 to transmit the force to the drive wheel 207; when the vehicle needs to rotate, the power transmission system will be adjusted, the outer motor 405 will be started, and the middle motor 405 will be stopped, the bevel gear six 4018 will be driven to rotate, thereby driving the bevel gear one 408, the bevel gear one 408 will transmit the force to the two groups of bevel gear two 409, through the action of the belt 404 and the pulley 403, the force will be transmitted to the other side, and then through the output rod one 402 to transmit the force to the drive wheel 207; through the cooperation of the air cylinder 203 and the telescopic shock absorbing rod one 209, the stability of the vehicle in complex terrain is maintained, the shock absorbing mechanism 2 of the front and rear load wheels realizes the smooth transition of the vehicle body on the rough road surface, when encountering a slope, the hydro-pneumatic suspension system can automatically adjust the inclination angle of the vehicle body according to the need, so as to eliminate the negative influence of the gravity moment on the dynamic performance of the vehicle, enhance the passing performance and stability, the combination of the shock absorbing mechanism 2 and the vehicle body through the reinforcing beam 201 and the connecting arm two 208 and other components ensures the strength and reliability of the suspension system, in addition, the spoiler 6 further enhances the grip of the vehicle in the driving process by generating a downward pressure difference, ensures the stability of the vehicle body in high-speed driving or complex environment, the ultrasonic sensor 9 cooperates with the intelligent control system to monitor the surrounding environment of the vehicle in real time, and adjusts the working state of the suspension system, improves the adaptability of the vehicle to the change of the road surface, and ensures the high efficiency and durability of the vehicle in extreme environment.

[0035] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A liquid gas suspension type dual flow drive mountain cross-country vehicle comprising a driver cabin body (1), characterized in that: Shockproof mechanisms (2) are arranged on both sides of the cab body (1), a power mechanism (4) is arranged on the rear side of the cab body (1), and two ultrasonic sensors (9) are further arranged on the front part of the cab body (1); The power mechanism (4) comprises a double-flow gearbox body (401), the double-flow gearbox body (401) is arranged on the rear side of the cab body (1), two groups of motors (405) are arranged on the front side of the double-flow gearbox body (401), the output ends of the motors (405) are connected with one end of output rods two (4017) through planetary gear bodies (406), the other end of the output rods two (4017) is connected with bevel gears six (4018) and bevel gears seven (4019) respectively, the bevel gears six (4018) and the bevel gears seven (4019) are meshed with bevel gears one (408) and bevel gears eight (4020) respectively, the middle part of the bevel gears eight (4020) is provided with a rotating shaft two (4016), the double-flow gearbox body (401) is further provided with a partition plate (407) inside, the rotating shaft two (4016) penetrates through the partition plate (407), and the two ends of the rotating shaft two (4016) are provided with bevel gears five (4015), the outer sides of the bevel gears five (4015) are meshed with two bevel gears four (4014) respectively, the bevel gears four (4014) are connected with mounting plates (4012) through connecting rods (4013), the mounting plates (4012) are fixed on the inner sides of the bevel gears one (408), the bevel gears four (4014) are meshed with bevel gears three (4011) between them, the bevel gears three (4011) are connected with the bevel gears one (408) through output rods one (402), the bevel gears one (408) and the bevel gears six (4018) are meshed and connected away from the partition plate (407), the bevel gears one (408) are meshed with bevel gears two (409), the bevel gears two (409) are connected with belt pulleys (403) through rotating shafts one (4010), and the belt pulleys (403) are provided with a belt (404) between them.

2. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The shockproof mechanism (2) comprises a reinforcing beam (201) arranged outside the cab body (1), two connecting arms two (208) are arranged at equal intervals on the inner side of the reinforcing beam (201), the lower ends of the connecting arms two (208) are connected with reinforcing arms (2011) through bolts, one end of the telescopic shockproof rod one (209) is arranged at the two ends of the reinforcing arm (2011), the other end of the telescopic shockproof rod one (209) is connected with the load wheel one (204) through a screw rod, one end of the connecting arm one (206) is arranged at the two ends of the reinforcing beam (201), the other end of the connecting arm one (206) is connected with the load wheel one (204), the inner side of the reinforcing beam (201) and the outer side of the reinforcing beam (201) are both provided with air cylinders (203), the air cylinders (203) are cross-distributed, the output ends of the air cylinders (203) are connected with corresponding telescopic shockproof rods one (209), the two ends of the reinforcing beam (201) are respectively provided with the guide wheel (202) and the driving wheel (207).

3. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 2, characterized in that: The middle part of the reinforcing beam (201) is rotatably connected with one end of two connecting arms four (2012), the other ends of the connecting arms four (2012) are connected through telescopic shockproof rods two (2013), the other ends of the connecting arms four (2012) are further connected with one end of the connecting arms three (2010), the other end of the connecting arms three (2010) is further connected with the load wheel two (205) through a screw rod.

4. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The output rod one (402) is further connected with the driving wheel (207), and the double-flow gearbox (401) is arranged between the two reinforcing beams (201).

5. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The top of the cab body (1) is provided with a searchlight (7), and the outer side of the cab body (1) is further provided with a plurality of storage baskets (8).

6. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The outer side of the shockproof mechanism (2) is further provided with a protective plate (5) for reducing the influence of environmental factors on the durability of the track (3).

7. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The outer side of the shockproof mechanism (2) is further provided with a mudguard (10).

8. A liquid gas suspension type dual flow drive mountain cross-country vehicle according to claim 1, characterized in that: The rear side of the cab body (1) is further provided with a spoiler (6) for generating a downward pressure difference through the upper and lower wings to enhance the grip of the vehicle during driving.

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