Heavy-load hydraulic flat car structure assembly

Abstract

The utility model provides a heavy-load hydraulic flat car structure assembly which comprises a car frame body, a plurality of driving wheel sets and driven wheel sets are symmetrically arranged at the bottom of the car frame body, suspension assemblies are arranged on the driving wheel sets and the driven wheel sets, rotation driving assemblies are arranged at the tops of the suspension assemblies, and the rotation driving assemblies are fixedly arranged at the bottom of the car frame body. The suspension assembly is provided with a suspension upper arm fixedly arranged at the bottom of the rotary driving assembly, a suspension lower arm is arranged at the lower end of the suspension upper arm, and a telescopic hydraulic cylinder is arranged between the suspension upper arm and the suspension lower arm; the driving wheel set and the driven wheel set are arranged at the ends of suspension lower arms in the corresponding suspension assemblies. According to the suspension assembly, the suspension upper arm and the suspension lower arm can be driven to stretch or retract by controlling stretching and retracting of the telescopic hydraulic cylinder, so that the supporting height of the suspension assembly is adjusted, lifting adjustment can be conducted according to needs, the use requirements of different terrain road conditions are met, and the passing ability and adaptability of the suspension assembly are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heavy-load hydraulic flatbed trucks, and in particular relates to a heavy-load hydraulic flatbed truck structural assembly. Background Art

[0002] Heavy-load flatbed trucks are mainly used for the transportation of heavy objects. They mainly have a frame body with wheels evenly arranged on the bottom of the frame body. The heavy objects are placed on the top of the frame body, and the frame body is driven to move by the wheels to complete the transportation of the heavy objects.

[0003] Since the wheel set is rotatably supported at the bottom of the frame through the axle seat, the support height of the wheel set on the frame is fixed and cannot be adjusted according to different terrain and road conditions, resulting in limited passability and adaptability, making it difficult to meet the usage requirements of different terrain and road conditions.

[0004] Therefore, it is necessary to design a heavy-duty hydraulic flatbed truck structural assembly that can be raised and lowered according to needs to meet the use requirements of different terrain and road conditions, and improve its passability and adaptability to solve the current technical problems. Summary of the Invention

[0005] In response to the deficiencies in the prior art, the present invention provides a heavy-duty hydraulic flatbed vehicle structural assembly that can be raised and lowered as needed to meet the requirements of different terrain and road conditions, thereby improving its passability and adaptability.

[0006] The technical solution of the present utility model is as follows: a heavy-duty hydraulic flatbed vehicle structural assembly includes a frame body, a plurality of driving wheel groups and driven wheel groups are symmetrically arranged at the bottom of the frame body, the driving wheel group and the driven wheel group are both provided with suspension assemblies, a rotary drive assembly is provided at the top of the suspension assembly, and the rotary drive assembly is fixedly arranged at the bottom of the frame body; the suspension assembly has a suspension upper arm fixedly arranged at the bottom of the rotary drive assembly, a suspension lower arm is provided at the lower end of the suspension upper arm, and a telescopic hydraulic cylinder is provided between the suspension upper arm and the suspension lower arm; the driving wheel group and the driven wheel group are arranged at the end portions of the suspension lower arms in the corresponding suspension assemblies.

[0007] The driving wheel group has a reducer arranged at the corresponding end of the suspension lower arm, a driving wheel is assembled on the outer side of the reducer, and a hydraulic drive motor is connected to the reducer.

[0008] The driven wheel assembly comprises a driven wheel arranged at the end of the corresponding lower arm of the suspension, and a brake mechanism for limiting the rotation of the driven wheel is provided on the driven wheel.

[0009] The slewing drive assembly has a slewing mechanism fixedly arranged at the bottom of the frame body, and the slewing mechanism is provided with a slewing drive hydraulic motor for driving the movement thereof; the top end of the suspension upper arm is arranged at the bottom of the slewing mechanism.

[0010] A hydraulic station and a power compartment are provided at the bottom of the frame body; the hydraulic station has a hydraulic oil tank, and the hydraulic oil tank is provided with a fixed bracket fixedly connected to the bottom of the frame; the power compartment has a power compartment frame fixedly provided at the bottom of the frame body, and a hydraulic pump and an engine are provided inside the power compartment frame.

[0011] An oil temperature thermometer is provided on the hydraulic oil tank.

[0012] The frame body has two symmetrically arranged H-shaped beams, a rib plate is arranged between the middle parts of the two H-shaped beams, box beams are evenly arranged along the top of the H-shaped beams, and rectangular tubes are arranged between the ends of the box beams.

[0013] Beneficial effects of the utility model:

[0014] (1) In the present invention, the suspension assembly can control the extension and contraction of the telescopic hydraulic cylinder to drive the upper arm and the lower arm of the suspension to open or retract, thereby adjusting the support height of the suspension assembly. The suspension assembly can be raised or lowered as needed to meet the needs of different terrain conditions and improve its passability and adaptability.

[0015] (2) The suspension components on both sides of the frame can be controlled and adjusted separately, and can be adjusted to achieve left and right height difference control of the frame 1;

[0016] (3) The slewing drive assembly drives the suspension assembly to drive the driving wheel group and the driven wheel group to rotate, which enables the heavy-loaded flatbed truck to quickly adjust the moving direction during use, move flexibly at the use site, and improve the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural diagram of the medium and heavy-duty hydraulic flatbed truck structural assembly of the present invention.

[0018] Figure 2 It is a structural schematic diagram of the vehicle frame in the utility model.

[0019] Figure 3 It is a structural schematic diagram of the power cabin in this utility model.

[0020] Figure 4 It is a structural diagram of the hydraulic station in this utility model.

[0021] Figure 5 It is a structural diagram of the rotary drive assembly in the utility model.

[0022] Figure 6 It is a structural schematic diagram of the suspension assembly in the utility model.

[0023] Figure 7 It is a structural schematic diagram of the driving wheel group in the utility model.

[0024] Figure 8 It is a structural schematic diagram of the driven wheel group in the utility model. DETAILED DESCRIPTION

[0025] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and does not constitute any limitation on the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully convey the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of the components and steps, the composition of the materials, the numerical expressions and the numerical values ​​set forth in these embodiments should be interpreted as being merely exemplary and not as limiting.

[0026] The terms "first," "second," and similar terms used in this disclosure do not indicate any order, quantity, or importance, but are simply used to distinguish different parts. Terms such as "include" or "comprising" mean that the elements preceding the term include the elements listed after the term, and do not exclude the possibility of also including other elements. Terms such as "upper," "lower," "left," and "right" are used only to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may also change accordingly.

[0027] like Figures 1 to 8As shown, the heavy-duty hydraulic flatbed vehicle structural assembly includes a frame body 1, a plurality of driving wheel groups 6 and driven wheel groups 7 are symmetrically arranged at the bottom of the frame body 1, and a suspension assembly 5 is provided on the driving wheel group 6 and the driven wheel group 7. The top of the suspension assembly 5 is provided with a rotary drive assembly 4, and the rotary drive assembly 4 is fixedly arranged at the bottom of the frame body 1; the suspension assembly 5 has a suspension upper arm 51 fixedly arranged at the bottom of the rotary drive assembly 4, and the lower end of the suspension upper arm 51 is provided with a suspension lower arm 52, and a telescopic hydraulic cylinder 53 is provided between the suspension upper arm 51 and the suspension lower arm 52; the driving wheel group 6 and the driven wheel group 7 are arranged at the end of the suspension lower arm 52 in the corresponding suspension assembly 5; in this embodiment In the example, the suspension assembly 5 can drive the upper arm 51 and the lower arm 52 of the suspension to open or retract by controlling the extension and contraction of the telescopic hydraulic cylinder 53, thereby realizing the adjustment of the support height of the suspension assembly 5, and can be raised and lowered as needed to meet the use requirements of different terrain and road conditions, thereby improving its passability and adaptability; the suspension assemblies 5 on both sides of the frame body 1 can be controlled and adjusted separately, and can be adjusted to realize the left and right height difference control of the frame body 1; the rotary drive assembly 4 drives the suspension assembly 5 to drive the active wheel group 6 and the driven wheel group 7 to rotate, which can enable the heavy-loaded flatbed truck to quickly adjust the moving direction when in use, and move flexibly at the use site, thereby improving the convenience of use.

[0028] In some embodiments, as Figure 7 As shown, the driving wheel group 6 has a reducer 63 arranged at the end of the corresponding suspension lower arm 53, and a driving wheel 61 is installed on the outside of the reducer 63. The hydraulic drive motor 62 is connected to the reducer 63; the reducer 63 is a hub reducer, and the driving wheel 61 is fixedly installed on the outside of the reducer. The hydraulic drive motor 62 outputs power to the reducer 63, and the reducer 63 drives the driving wheel 61 to rotate so that the heavy-loaded hydraulic flatbed truck can move on the ground.

[0029] In some embodiments, as Figure 8 As shown, the driven wheel group 7 has a driven wheel 71 arranged at the end of the corresponding suspension lower arm 53, and the driven wheel 71 is provided with a brake mechanism 72 for limiting its rotation. The brake mechanism 72 is the utilization of the existing technology, so its specific structure is not repeated; specifically, the brake mechanism 72 can adopt a pneumatic brake.

[0030] In some embodiments, as Figure 5As shown, the slewing drive assembly 4 has a slewing mechanism 42 fixedly arranged at the bottom of the frame body 1, and the slewing mechanism 42 is provided with a slewing drive hydraulic motor 41 for driving its movement; the top end of the suspension upper arm 51 is arranged at the bottom of the slewing mechanism 42; specifically, the slewing mechanism 42 is a worm gear slewing mechanism, wherein the slewing drive hydraulic motor 41 drives the worm to rotate, the worm drives the worm wheel and the turntable on one side to rotate, and the turntable drives the suspension upper arm 51 to rotate, thereby realizing the angle adjustment of the driving wheel group 6 and the driven wheel group 7.

[0031] In some embodiments, as Figure 1 、 3 As shown in Figures 4 and 5, a hydraulic station 3 and a power compartment 2 are provided at the bottom of the frame body 1; the hydraulic station 3 has a hydraulic oil tank 31, and the hydraulic oil tank 31 is provided with a fixed bracket 33 fixedly connected to the bottom of the frame 1; the power compartment 2 has a power compartment frame 23 fixedly set at the bottom of the frame body 1, and a hydraulic pump 22 and an engine 21 are provided inside the power compartment frame 23; the engine 21 provides power for the hydraulic pump 22, and the hydraulic pump 22 transports the hydraulic oil in the hydraulic oil tank 31 to each hydraulic component.

[0032] In some embodiments, an oil temperature thermometer 32 is provided on the hydraulic oil tank 31. The oil temperature thermometer 32 is used to monitor the temperature of the hydraulic oil in real time, so that abnormal temperature of the hydraulic oil can be detected in time.

[0033] In some embodiments, as Figure 2 As shown, the frame body 1 has two symmetrically arranged H-beams 11, a rib 13 is arranged between the middle parts of the two H-beams 11, box beams 12 are evenly arranged along the top of the H-beams 11, and a rectangular tube 14 is arranged between the ends of the box beams 12.

[0034] In some embodiments, as Figure 1 As shown, six pairs of wheel sets are arranged in pairs at the bottom of the frame body 1. Among the six pairs of wheel sets, at least one pair is a driving wheel set 6, and the rest are driven wheel sets 7.

[0035] Thus far, various embodiments of the present invention have been described in detail. To avoid obscuring the concept of the present invention, some details well known in the art have not been described. Based on the above description, those skilled in the art will fully understand how to implement the technical solutions disclosed herein.

[0036] The above-described embodiments represent only some of the embodiments of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the concept of the present utility model, and these modifications and improvements fall within the scope of protection of the present utility model. Therefore, the scope of protection of the present utility model patent shall be based on the appended claims.

Claims

1. A heavy-duty hydraulic flatbed vehicle structural assembly, characterized by: The vehicle comprises a frame body, wherein a plurality of driving wheel groups and driven wheel groups are symmetrically arranged at the bottom of the frame body, a suspension assembly is provided on each of the driving wheel groups and the driven wheel groups, a rotary drive assembly is provided on the top of the suspension assembly, and the rotary drive assembly is fixedly arranged at the bottom of the frame body; The suspension assembly comprises an upper suspension arm fixedly arranged at the bottom of the rotary drive assembly, a lower suspension arm is arranged at the lower end of the upper suspension arm, and a telescopic hydraulic cylinder is arranged between the upper suspension arm and the lower suspension arm; The driving wheel set and the driven wheel set are arranged at the ends of the corresponding suspension lower arms of the suspension components.

2. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 1, characterized in that: The driving wheel group has a reducer arranged at the corresponding end of the suspension lower arm, a driving wheel is assembled on the outer side of the reducer, and a hydraulic drive motor is connected to the reducer.

3. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 1, characterized in that: The driven wheel assembly comprises a driven wheel arranged at the end of the corresponding lower arm of the suspension, and a brake mechanism for limiting the rotation of the driven wheel is provided on the driven wheel.

4. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 1, characterized in that: The slewing drive assembly has a slewing mechanism fixedly arranged at the bottom of the frame body, and the slewing mechanism is provided with a slewing drive hydraulic motor for driving the movement thereof; the top end of the suspension upper arm is arranged at the bottom of the slewing mechanism.

5. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 1, characterized in that: A hydraulic station and a power compartment are provided at the bottom of the frame body; the hydraulic station has a hydraulic oil tank, and the hydraulic oil tank is provided with a fixed bracket fixedly connected to the bottom of the frame; the power compartment has a power compartment frame fixedly provided at the bottom of the frame body, and a hydraulic pump and an engine are provided inside the power compartment frame.

6. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 5, characterized in that: An oil temperature thermometer is provided on the hydraulic oil tank.

7. The heavy-duty hydraulic flatbed vehicle structure assembly according to claim 1, characterized in that: The frame body has two symmetrically arranged H-shaped beams, a rib plate is arranged between the middle parts of the two H-shaped beams, box beams are evenly arranged along the top of the H-shaped beams, and rectangular tubes are arranged between the ends of the box beams.

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