CN114635946A - A steering damping device for traffic road equipment - Google Patents

Abstract

The invention relates to the technical field of steering damping devices, in particular to a steering damping device for traffic road equipment, comprising two oil cylinders, two piston rods, one mounting block, two damping cylinders and two damping springs, The steering damping device cooperates with the oil cylinder and the piston rod to damp the steering wheel of the traffic road equipment, preventing the steering wheel of the traffic road equipment from generating self-excited or forced sway vibration and preventing the brake from deviating, which is convenient for the driver. It is better to drive large traffic road equipment. At the same time, two shock absorber cylinders, two shock absorber rods and two shock absorber springs are added to the device to assist the shock absorption of the oil cylinder and piston rod. On the one hand, it can strengthen the belt. The shock absorption effect of the device further improves the driving safety of the large-scale traffic highway equipment installed with the device. The steering damping device is not easily damaged.

Description

A steering damping device for traffic road equipment

technical field

The invention relates to the technical field of steering damping devices, in particular to a steering damping device for traffic highway equipment.

Background technique

Traffic road equipment such as bulldozers and road rollers usually walk on uneven roads. The tires of traffic road equipment will be impacted by the uneven road surface and the vibration of the steering system. In order to improve the steering performance of traffic road equipment such as bulldozers and road rollers, it is usually A steering damping device is installed at the bottom of traffic road equipment such as road rollers to reduce impact and ease vibration.

The Chinese patent application number CN202020670413.1 discloses a steering damping device for traffic road equipment, including a damping sleeve, two damping pistons, an electronic pressure valve, a return spring, a transmission rod, a damping spring, a transmission tube and a connection The shaft, the top of the shock-absorbing sleeve communicates with the inside and is provided with a shock-absorbing port, the two shock-absorbing pistons are located above and below the inside of the shock-absorbing sleeve, the electronic pressure valve is installed inside the shock-absorbing sleeve, and the electronic pressure valve is located in the shock-absorbing sleeve. In the middle of the two shock-absorbing pistons, the electronic pressure valve is evenly provided with a plurality of circulation holes, and the plurality of circulation holes are controlled by electronic sensors. The top of the shock-absorbing piston located below is in contact with the bottom of the electronic pressure valve. It can improve the shock absorption effect and the flexibility of the shock absorption method, reduce the cumulative damage of the vibration to the traffic road equipment, and improve the service life and use safety of the traffic road equipment. There is only one steering damping device for the traffic road equipment disclosed in this patent. When buffering is performed, the buffering effect is limited. At the same time, the impact force cannot be dispersed during the buffering process, and the device is easily damaged, thus affecting the normal use.

However, the existing steering damping device has great defects in the use process. The existing steering damping device has poor damping effect, and the mitigation of the vibration of traffic road equipment is limited. The existing steering damping device is in the process of reducing When shock buffering, the impact force received cannot be dispersed, and only one place is buffered, which makes the device extremely easy to damage and reduces the service life of the device. The existing steering shock absorber device cannot transfer the received impact force to In other directions, under the impact force on both sides for a long time, the device will deform and reduce the reliability of use.

SUMMARY OF THE INVENTION

In view of the problems in the prior art, the present invention provides a steering damping device for traffic highway equipment.

The technical scheme adopted by the present invention to solve the technical problem is as follows: a steering damping device for traffic road equipment, comprising two oil cylinders, two piston rods, one mounting block, two shock-absorbing cylinders and two shock-absorbing springs. One side of the mounting block is welded and fixed with two connecting rings, the two oil cylinders are respectively fixed on the two connecting rings, and the adjacent ends of the two oil cylinders are fixed, and one end of the two oil cylinders is provided with There is a piston rod, the ends of the two piston rods away from the oil cylinder are fixedly connected with a guide rod, the ends of the two guide rods away from the piston rod are fixed with a ball head, and the side of the mounting block away from the connecting ring is connected with a A control arm, both ends of the control arm are connected with shock-absorbing cylinders, two ends of the shock-absorbing cylinders away from the control arm are provided with shock-absorbing rods, and one end of the two shock-absorbing cylinders away from the shock-absorbing cylinders are respectively Articulated with two ball joints, the steering damping device cooperates with the piston rod through the oil cylinder to dampen the steering wheel of the traffic road equipment to prevent the steering wheel of the traffic road equipment from self-excited or forced sway and prevent braking. It is convenient for drivers to better drive large-scale traffic road equipment. At the same time, two shock absorber cylinders, two shock absorber rods and two shock absorber springs are added to the device to increase the shock absorption of the oil cylinder and piston rod. Auxiliary, on the one hand, it can enhance the shock absorption effect of the belt device, the driving operation is safer, and it is not easy to lose control; on the other hand, it can share the impact force on the oil cylinder and The steering damping device is less prone to damage and, at the same time, makes the device more durable.

Preferably, the two oil cylinders are arranged in a "one" shape, the control arm is parallel to the two oil cylinders, and the mounting block is located in the middle of the control arm.

Preferably, hydraulic oil is arranged in the oil cylinder, the piston rod is movably fitted at one end of the oil cylinder, and a dust cover is sleeved at the joint between the oil cylinder and the piston rod, and the dust cover is elastic and can be stretched and folded. Cylinder and piston rod are fixed.

Preferably, a number of slot holes are opened on the side of the mounting block close to the control arm, and a buffer spring is arranged in each of the several slot holes, one end of the buffer spring located inside the slot hole is fixed in the slot hole, and the other end of the buffer spring is fixed with a Connecting plate, one side of the connecting plate is fixedly connected with the control arm, and the control arm is connected with the mounting block through the buffer spring. By setting the mounting block, the device makes the shock-absorbing and buffering of the left and right sides of the tire steering independent of each other, effectively avoiding the wheels on both sides. The mutual influence of pendulum vibration, thereby eliminating the harm of resonance, by setting a buffer spring inside the installation block, the buffer spring can pull the control arm, and the two shock absorber cylinders, two shock absorber rods and two shock absorber springs are connected by the control arm. Part of the impact force received is transferred to the direction of the buffer spring and shared by the buffer spring. On the one hand, part of the steering vibration impact force of the large traffic highway equipment can be turned to the front and rear directions, thereby reducing the pressure on both sides of the steering device. The impact force is more dispersed on the device, so that the device can withstand the impact of higher strength. On the other hand, part of the impact force is shared by the buffer spring, which further enhances the shock absorption effect of the device, and also effectively reduces the impact of the device. The reaction force generated on the tires after the buffering plays a protective role for the large-scale traffic road equipment on which the device is installed.

Preferably, a sliding hole with a diameter smaller than the diameter of the slotted hole is opened in several slot holes, a sliding rod runs through the buffer spring, one end of the sliding rod is welded with the connecting plate, and the other end of the sliding rod is slidably fitted in the sliding hole. The sliding rod is arranged so that the buffer spring will not shift when it is deformed by force, protect the buffer spring, improve the service life of the buffer spring, and reduce the loss of parts of the device.

Preferably, the side of the mounting block close to the control arm is provided with a groove, the connecting plate is located in the groove, and the thickness of the connecting plate is the same as the depth of the groove, and the connecting plate can be accommodated in the groove by setting the groove, Fit the mounting block to the control arm and avoid bending the control arm.

Preferably, a cavity is opened at one end of the shock-absorbing cylinder close to the shock-absorbing rod, the cavity is provided with hydraulic oil, one end of the shock-absorbing rod is slidably fitted in the cavity, the shock-absorbing rod is located at one end of the cavity and a piston head is installed, and the shock-absorbing rod is installed with a piston head. The other end is fixed with a hinge joint, and the shock-absorbing rod is hinged with the ball head through the hinge joint.

Preferably, a spring seat is provided at one end of the shock-absorbing cylinder away from the shock-absorbing rod, the shock-absorbing cylinder is hinged with one end of the control arm through the spring seat, and a shock-absorbing spring is sleeved on the shock-absorbing cylinder and the shock-absorbing rod, and two parts of the shock-absorbing spring are sleeved. The ends are respectively fixed with the spring seat and the hinge head.

Preferably, a fixed plate is welded at the connection of the two oil cylinders, and a lock is welded on the fixed plate. The device can be installed on the front and rear ends of the traffic road equipment to dampen the steering of the front wheel and the rear wheel, so that the device is installed. The steering of the traffic highway equipment is more stable. By setting the lock, the front and rear two devices can be connected. The asynchronous rotation process of the front and rear wheels during the steering process of the traffic highway acts on the device, so that the two devices installed on the traffic public device can be connected. The device performs buffering asynchronously, and the shock absorbing device installed on the front wheel can use the shock absorbing device installed on the rear wheel to unload force when damping the steering of the front wheel. One of the oil cylinders is equipped with a strain force sensor, The PLC controller and wireless sensor can monitor the force of the oil cylinder by setting the strain force sensor, so as to know the use status of the device and the status of the road traffic equipment where the device is installed in time, and process the monitoring data in time, through the PLC controller. The data detected by the strain sensor is processed, and the data is transmitted to the road traffic equipment through the wireless sensor.

Preferably, the use method of the steering damping device for traffic road equipment specifically includes the following steps:

Step 1: Fix the steering damping device on the bottom of the front end of the large traffic road equipment such as forklifts and road rollers through the installation block, and make the installation block between the two front wheels of the large traffic road equipment, so that the control arm is located at the front end of the large traffic road equipment. In the front, the two ball joints of the device are hingedly installed at the two front wheels of large traffic road equipment;

Step 2: Fix the steering damping device to the bottom of the rear end of the large-scale traffic road equipment such as forklifts and road rollers through the installation block, and make the installation block between the two rear wheels of the large-scale traffic road equipment, so that the control arm is located in the large-scale traffic road equipment. At the rear of the device, the two ball joints of the device are hingedly installed at the two rear wheels of large traffic road equipment;

Step 3: Use steel cables to connect the locks of the two devices on the traffic road equipment. The device can be installed on the front and rear ends of the traffic road equipment to dampen the steering of the front and rear wheels.

Beneficial effects of the present invention:

(1) In the present invention, the steering damping device cooperates with the oil cylinder and the piston rod to dampen the steering wheel of the traffic road equipment to prevent the steering wheel of the traffic road equipment from generating self-excited or forced sway vibration and preventing braking. It is convenient for drivers to better drive large-scale traffic road equipment. At the same time, two shock absorber cylinders, two shock absorber rods and two shock absorber springs are added to the device to increase the shock absorption of the oil cylinder and piston rod. Auxiliary, on the one hand, it can enhance the shock absorption effect of the belt device, so that the directional control resistance of the traffic road equipment installed with the device is smaller, the driving operation is safer, and it is not easy to lose control, and further improves the driving of the large traffic road equipment installed with the device. Safety, on the other hand, it can share the impact force of the oil cylinder and the piston rod, and has a protective effect on the oil cylinder and the piston rod, so that the steering damping device is not easy to be damaged, so that the use of the device is more reliable, and at the same time, It also makes the device more durable, thereby increasing the service life of the device.

(2) In the present invention, the device is provided with mounting blocks, so that the shock absorption and buffering of the left and right sides of the tire steering are independent of each other, which effectively avoids the mutual influence of the wheel vibration on both sides, thereby eliminating the harm of resonance, thereby improving the use of the device. The safety of the device, by setting a buffer spring inside the mounting block, the buffer spring can pull the control arm, and the impact force received by the two shock absorbers, the two shock rods and the two shock springs is partially transferred through the control arm. To the direction of the buffer spring, and shared by the buffer spring, on the one hand, it can turn a part of the steering vibration impact force of the large traffic highway equipment to the front and rear directions, thereby reducing the pressure on both sides of the steering device, so that the impact force is on the device. It is more dispersed, so that the device can withstand the impact of higher strength, so as to enhance the shock absorption capacity of the steering damping device. , and also effectively reduce the reaction force generated by the device to the tire after buffering, and thus play a protective role for the large-scale traffic road equipment where the device is installed. , to protect the buffer spring, improve the service life of the buffer spring, reduce the loss of parts of the device, and further improve the reliability of the device.

(3) In the present invention, a steel cable is used to connect the locks of the two devices on the traffic road equipment. The device can be installed at the front and rear ends of the traffic road equipment to dampen the steering of the front wheel and the rear wheel, so that the device can be installed. The steering of the traffic road equipment of the device is more stable. By setting the lock, the front and rear two devices can be connected. The asynchronous rotation process of the front and rear wheels during the steering process of the traffic road acts on the device, so that the device can be installed on the traffic public equipment. The two devices are not synchronously buffered, and the shock absorber installed on the front wheel can use the shock absorber installed on the rear wheel to unload the force when the front wheel is damped, thereby enhancing the overall shock absorption of the device. By setting up a dust cover to prevent mud from entering the connection between the oil cylinder and the piston rod, and by setting a strain force sensor to monitor the force of the oil cylinder, it is possible to timely understand the use of the device and the road traffic equipment where the device is installed. According to the monitoring data, it can be processed in time, so as to effectively avoid the occurrence of accidents.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

FIG. 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is a schematic diagram of the assembly structure of the oil cylinder and the piston rod of the present invention.

FIG. 3 is a sectional view of the installation block of the present invention.

FIG. 4 is a schematic diagram of the structure of the shock absorbing cylinder of the present invention.

FIG. 5 is a schematic diagram of the structure of the shock-absorbing rod of the present invention.

In the picture: 1. Oil cylinder; 2. Dust cover; 3. Piston rod; 4. Guide rod; 5. Ball joint; 6. Connecting ring; 7. Mounting block; 701, Slotted hole; 702, Slide hole; 703, groove; 704, buffer spring; 705, sliding rod; 706, connecting plate; 8, control arm; 9, shock absorber; 901, cavity; 10, shock rod; 1001, piston head; 1002, hinge head; 11. Spring seat; 12. Damping spring; 13. Fixed plate; 14. Lock; 15. Strain force sensor; 16. PLC controller; 17. Wireless sensor.

Detailed ways

In order to make it easy to understand the technical means, creation features, achieved goals and effects of the present invention, the present invention will be further described below with reference to the specific embodiments.

As shown in Figures 1-5, a steering damping device for traffic highway equipment according to the present invention includes two oil cylinders 1, two piston rods 3, a mounting block 7, two damping cylinders 9 and two The shock-absorbing spring 12, two connecting rings 6 are welded and fixed on one side of the mounting block 7, the two oil cylinders 1 are respectively fixed on the two connecting rings 6, and the adjacent ends of the two oil cylinders 1 are fixed, and the two oil cylinders 1 One end of the two piston rods 3 is provided with a piston rod 3, one end of the two piston rods 3 away from the oil cylinder 1 is fixedly connected with a guide rod 4, one end of the two guide rods 4 away from the piston rod 3 is fixed with a ball head 5, and the mounting block 7 is away from the connection. One side of the ring 6 is connected with a control arm 8, and both ends of the control arm 8 are connected with a shock-absorbing cylinder 9, and one end of the two shock-absorbing cylinders 9 away from the control arm 8 is provided with a shock-absorbing rod 10. 10 One end away from the shock-absorbing cylinder 9 is hinged with the two ball heads 5 respectively. The steering shock-absorbing device cooperates with the piston rod 3 through the oil cylinder 1 to shock the steering wheel of the traffic road equipment and prevent the steering wheel of the traffic road equipment from occurring. Self-excited sway vibration or forced sway vibration and prevention of brake deviation are convenient for drivers to better drive large-scale traffic road equipment. At the same time, two damping cylinders 9, two damping rods 10 and two A shock absorption spring 12 assists the shock absorption of the oil cylinder 1 and the piston rod 3, on the one hand, it can enhance the shock absorption effect of the belt device, so that the direction control resistance of the traffic road equipment installed with the device is smaller, and the driving operation is safer. , it is not easy to get out of control, which further improves the driving safety of the large-scale traffic road equipment installed with the device. , so that the steering damping device is not easily damaged, so that the use of the device is more reliable, and at the same time, the device is more durable, thereby improving the service life of the device.

In an optional implementation of the embodiment of the present invention, the two oil cylinders 1 are arranged in a "one" shape, the control arm 8 is parallel to the two oil cylinders 1 , and the mounting block 7 is located in the middle of the control arm 8 .

In an optional implementation of the embodiment of the present invention, hydraulic oil is provided in the oil cylinder 1, the piston rod 3 is movably fitted at one end of the oil cylinder 1, and a dust cover 2 is sleeved at the place where the oil cylinder 1 and the piston rod 3 cooperate. 2 has elasticity and can be stretched and folded. The two ends of the dust cover 2 are respectively fixed with the oil cylinder 1 and the piston rod 3.

In an optional implementation of the embodiment of the present invention, a side of the mounting block 7 close to the control arm 8 is provided with a plurality of slot holes 701 , and buffer springs 704 are arranged in the plurality of slot holes 701 , and the buffer springs 704 are located in the slot holes. One end of the inside of 701 is fixed in the slot 701, the other end of the buffer spring 704 is fixed with a connecting plate 706, one side of the connecting plate 706 is fixedly connected with the control arm 8, and the control arm 8 is connected with the mounting block 7 through the buffer spring 704, the device By setting the mounting block 7, the shock absorption and buffering of the tire steering on the left and right sides are independent of each other, which effectively avoids the mutual influence of the wheel vibration on both sides, thereby eliminating the harm of resonance, thereby improving the safety of using the device. A buffer spring 704 is arranged inside the block 7, and the buffer spring 704 can pull the control arm 8, and through the control arm 8, partially transfer the impact force received by the two damping cylinders 9, the two damping rods 10 and the two damping springs 12 To the direction of the buffer spring 704 and shared by the buffer spring 704, on the one hand, part of the steering vibration impact force of the large traffic highway equipment can be turned to the front and rear directions, thereby reducing the pressure on both sides of the steering device, so that the impact force is The device is more dispersed, so that the device can withstand shocks with higher strength, thereby enhancing the shock absorption capacity of the steering damping device. At the same time, it also effectively reduces the reaction force generated by the device to the tire after buffering, thereby playing a protective role for the large-scale traffic road equipment on which the device is installed.

In an optional implementation of the embodiment of the present invention, a sliding hole 702 with a diameter smaller than the diameter of the slotted hole 701 is opened in each of the plurality of slot holes 701 , a sliding rod 705 penetrates through the buffer spring 704 , and one end of the sliding rod 705 is connected to the The plate 706 is welded, and the other end of the sliding rod 705 is slidably fitted in the sliding hole 702. By arranging the sliding rod 705, the buffer spring 704 will not be displaced when it is deformed by force, so as to protect the buffer spring 704 and improve the performance of the buffer spring 704. The service life of the device can be reduced, and the loss of parts of the device can be reduced, thereby further improving the reliability of the device.

In an optional implementation of the embodiment of the present invention, a groove 703 is formed on the side of the mounting block 7 close to the control arm 8 , the connecting plate 706 is located in the groove 703 , and the thickness of the connecting plate 706 is the same as the depth of the groove 703 . Similarly, by arranging the groove 703, the connecting plate 706 can be received in the groove 703, so that the mounting block 7 and the control arm 8 can fit together, and the control arm 8 can be prevented from being bent.

In an optional implementation of the embodiment of the present invention, a cavity 901 is opened at one end of the shock-absorbing cylinder 9 close to the shock-absorbing rod 10 , the cavity 901 is provided with hydraulic oil, and one end of the shock-absorbing rod 10 is slidably fitted in the cavity 901 Inside, one end of the damping rod 10 located in the cavity 901 is installed with a piston head 1001 , the other end of the damping rod 10 is fixed with a hinge joint 1002 , and the damping rod 10 is hinged with the ball head 5 through the hinge joint 1002 .

In an optional implementation of the embodiment of the present invention, a spring seat 11 is provided at one end of the shock absorber 9 away from the shock absorber rod 10 , the shock absorber 9 is hinged with one end of the control arm 8 through the spring seat 11 , and the shock absorber 9 A shock-absorbing spring 12 is sleeved on the shock-absorbing rod 10 , and two ends of the shock-absorbing spring 12 are respectively fixed with the spring seat 11 and the hinge head 1002 .

In an optional implementation of the embodiment of the present invention, a fixed plate 13 is welded at the joint of the two oil cylinders 1, and a lock 14 is welded on the fixed plate 13. The device can be installed on the front and rear ends of the traffic road equipment, and the front wheel And the steering of the rear wheel is damped, so that the steering of the traffic highway equipment installed with the device is more stable. By setting the lock 14, the front and rear two devices can be connected, and the asynchronous rotation process of the front and rear wheels during the steering process of the traffic highway, the effect On the device, the two devices installed on the traffic publicity equipment are not synchronously buffered, and the shock absorber installed on the front wheel can use the shock absorber installed on the rear wheel to absorb the shock when the front wheel is steered. The device unloads the force, thereby enhancing the overall shock absorption capability of the device. One of the oil cylinders 1 is equipped with a strain force sensor 15, a PLC controller 16 and a wireless sensor 17. By setting the strain force sensor 15, the force of the oil cylinder 1 is monitored. , can timely understand the use status of the device and the status of the road traffic equipment where the device is installed, and perform timely processing according to the monitoring data, so as to effectively avoid the occurrence of accidents, and process the data detected by the strain sensor 15 through the PLC controller 16. , and transmit the data to the road traffic equipment through the wireless sensor 17 .

In an optional implementation manner of the embodiment of the present invention, the method for using the steering damping device of the traffic highway equipment specifically includes the following steps:

Step 1: Fix the steering damping device to the bottom of the front end of large-scale traffic road equipment such as forklifts and road rollers through the installation block 7, and make the installation block 7 between the two front wheels of the large-scale traffic road equipment, so that the control arm 8 is located in the large-scale traffic road equipment. In front of the road equipment, the two ball heads 5 of the device are hingedly installed at the two front wheels of the large traffic road equipment;

Step 2: Fix the steering damping device on the rear end bottom of large-scale traffic road equipment such as forklifts and road rollers through the installation block 7, and make the installation block 7 located between the two rear wheels of the large-scale traffic road equipment, so that the control arm 8 is located in the large-scale traffic road equipment. At the rear of the traffic road equipment, the two ball heads 5 of the device are hingedly installed at the two rear wheels of the large traffic road equipment;

Step 3: Use steel cables to connect the two locks 14 of the device on the traffic road equipment. The device can be installed on the front and rear ends of the traffic road equipment to dampen the steering of the front and rear wheels.

In use, firstly, the steering damping device is fixed to the bottom of the front end of large-scale traffic highway equipment such as forklifts and road rollers through the mounting block 7, and the mounting block 7 is located between the two front wheels of the large-scale traffic highway equipment, so that the control arm 8 Located in front of the large-scale traffic road equipment, the two ball heads 5 of the device are hingedly installed at the two front wheels of the large-scale traffic road equipment. The steering wheel performs shock absorption to prevent self-excited or forced sway vibration of the steering wheel of the traffic road equipment and prevent the brake from deviating, which is convenient for the driver to better drive the large traffic road equipment. A shock-absorbing cylinder 9, two shock-absorbing rods 10 and two shock-absorbing springs 12 assist the shock absorption of the oil cylinder 1 and the piston rod 3. On the one hand, the shock-absorbing effect of the belt device can be enhanced, so that the The direction control resistance of the traffic road equipment is smaller, the driving operation is safer, and it is not easy to lose control, which further improves the driving safety of the large traffic road equipment installed with the device. On the other hand, it can share the impact force of the cylinder 1 and the piston rod 3. , plays a protective role for the oil cylinder 1 and the piston rod 3, so that the steering damping device is not easily damaged, so that the use of the device is more reliable, and at the same time, the device is also more durable, thereby improving the service life of the device, Then, the steering damping device is fixed to the rear end bottom of large-scale traffic road equipment such as forklifts and road rollers through the installation block 7, and the installation block 7 is located between the two rear wheels of the large-scale traffic road equipment, so that the control arm 8 is located in the large-scale traffic road equipment. At the rear of the road equipment, the two ball heads 5 of the device are hingedly installed at the two rear wheels of the large-scale traffic road equipment. By setting the installation block 7, the device makes the shock absorption and buffering of the left and right sides of the tire steering independent of each other. The mutual influence of the vibration of the wheels on both sides is effectively avoided, thereby eliminating the harm of resonance, thereby improving the safety of using the device. By setting the buffer spring 704 inside the installation block 7, the buffer spring 704 can pull the control arm 8 and control The arm 8 transfers part of the impact force received by the two shock-absorbing cylinders 9, the two shock-absorbing rods 10 and the two shock-absorbing springs 12 to the direction of the buffer spring 704, and is shared by the buffer spring 704. A part of the wheel steering vibration impact force of traffic road equipment is turned to the front and rear directions, thereby reducing the pressure on both sides of the steering device, so that the impact force is more dispersed on the device, so that the device can withstand stronger impacts, thereby enhancing The damping capacity of the steering damping device, on the other hand, shares part of the impact force through the buffer spring 704, which further enhances the damping effect of the device, and at the same time, also effectively reduces the reaction force generated by the device to the tire after buffering, and further It has a protective effect on the large-scale traffic and highway equipment installed with the device. By setting the sliding rod 705, the buffer spring 704 will not be displaced when it is deformed by force, so as to protect the buffer spring 704 and improve the service life of the buffer spring 704. , reducing the loss of parts of the device, thereby further improving the reliability of the device. Finally, the use of steel cables to transport traffic The locks 14 of the two devices on the road equipment are connected. The device can be installed at the front and rear ends of the traffic road equipment to dampen the steering of the front and rear wheels, so that the traffic road equipment with the device is installed more smoothly. The lock 14 is provided to connect the two devices at the front and the rear. The asynchronous rotation process of the front and rear wheels during the turning process of the traffic highway acts on the device, so that the two devices installed on the traffic public equipment are buffered asynchronously. And the shock absorbing device installed on the front wheel can use the shock absorbing device installed on the rear wheel to relieve force when damping the steering of the front wheel, thereby enhancing the overall shock absorbing ability of the device. By setting the dust cover 2, To prevent mud from entering the connection between the oil cylinder 1 and the piston rod 3, by setting the strain force sensor 15 to monitor the force of the oil cylinder 1, it is possible to timely understand the use status of the device and the status of the road traffic equipment where the device is installed. According to the monitoring data Deal with it in a timely manner, so as to effectively avoid the occurrence of accidents.

The foregoing has shown and described 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-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also There are various changes and improvements which fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. A steering damping device for traffic road equipment, comprising two oil cylinders (1), two piston rods (3), a mounting block (7), two shock-absorbing cylinders (9) and two shock-absorbing springs ( 12), characterized in that two connecting rings (6) are welded and fixed on one side of the mounting block (7), the two oil cylinders (1) are respectively fixed on the two connecting rings (6), and the two Adjacent ends of each of the oil cylinders (1) are fixed, one end of the two oil cylinders (1) is provided with a piston rod (3), and one end of the two piston rods (3) away from the oil cylinder (1) is provided with a piston rod (3). A guide rod (4) is fixedly connected, two ends of the guide rods (4) away from the piston rod (3) are fixed with a ball head (5), and one end of the mounting block (7) away from the connecting ring (6) is fixed. The side is connected with a control arm (8), both ends of the control arm (8) are handed over with a shock-absorbing cylinder (9), and one end of the two shock-absorbing cylinders (9) away from the control arm (8) is provided with A shock-absorbing rod (10), the ends of the two shock-absorbing members (10) away from the shock-absorbing cylinder (9) are respectively hinged with the two ball heads (5); the two oil cylinders (1) are arranged in a "one" character, The control arm (8) is parallel to the two oil cylinders (1), and the mounting block (7) is located in the middle of the control arm (8). 2. A steering damping device for traffic road equipment according to claim 1, characterized in that: hydraulic oil is arranged in the oil cylinder (1), the piston rod (3) is movably fitted at one end of the oil cylinder (1), and the oil cylinder (1) ) and the piston rod (3) are fitted with a dust cover (2). The dust cover (2) is elastic and can be stretched and folded. The two ends of the dust cover (2) are respectively connected with the oil cylinder (1) and the The rod (3) is fixed. 3. The steering damping device for traffic highway equipment according to claim 1, characterized in that: the side of the mounting block (7) close to the control arm (8) is provided with a number of slot holes (701), and a number of slots A buffer spring (704) is arranged in the hole (701), one end of the buffer spring (704) located inside the slot hole (701) is fixed in the slot hole (701), and the other end of the buffer spring (704) is fixed with a connecting plate ( 706), one side of the connecting plate (706) is fixedly connected with the control arm (8), and the control arm (8) is connected with the mounting block (7) through the buffer spring (704). 4. The steering damping device for traffic highway equipment according to claim 3, wherein a sliding hole (702) with a diameter smaller than the diameter of the slotted hole (701) is opened in each of the plurality of slot holes (701), so as to cushion the A sliding rod (705) runs through the spring (704), one end of the sliding rod (705) is welded with the connecting plate (706), and the other end of the sliding rod (705) is slidably fitted in the sliding hole (702). The steering damping device for traffic highway equipment according to claim 4, characterized in that: a groove (703) is provided on the side of the mounting block (7) close to the control arm (8), and the connecting plate (706) It is located in the groove (703), and the thickness of the connecting plate (706) is the same as the depth of the groove (703). 6 . The steering damping device for traffic highway equipment according to claim 1 , wherein a cavity ( 901 ) is opened at one end of the damping cylinder ( 9 ) close to the damping rod ( 10 ), and the cavity ( 901 ). ) is provided with hydraulic oil, one end of the shock-absorbing rod (10) is slidably fitted in the cavity (901), and one end of the shock-absorbing rod (10) located in the cavity (901) is installed with a piston head (1001), and the shock-absorbing rod ( The other end of 10) is fixed with a hinge joint (1002), and the damping rod (10) is hinged with the ball head (5) through the hinge joint (1002). 7. A steering damping device for traffic road equipment according to claim 6, characterized in that: a spring seat (11) is provided at one end of the damping cylinder (9) away from the damping rod (10), and the damping cylinder ( 9) The spring seat (11) is hinged with one end of the control arm (8), the shock absorber cylinder (9) and the shock absorber rod (10) are sleeved with a shock absorber spring (12), and the two parts of the shock absorber spring (12) are The ends are respectively fixed with the spring seat (11) and the hinge head (1002). 8 . The steering damping device for traffic highway equipment according to claim 1 , wherein a fixing plate ( 13 ) is welded at the joint of the two oil cylinders ( 1 ), and a lock ( 13 ) is welded on the fixing plate ( 13 ). 14), wherein a strain sensor (15), a PLC controller (16) and a wireless sensor (17) are installed on one of the oil cylinders (1). 9 . The steering damping device for traffic road equipment according to claim 1 , wherein the method for using the steering damping device for traffic road equipment specifically comprises the following steps: 10 . Step 1: Fix the steering damping device on the bottom of the front end of the large traffic road equipment such as forklifts and road rollers through the mounting block (7), and make the mounting block (7) between the two front wheels of the large traffic road equipment, so that the control arm (8) It is located in front of the large-scale traffic road equipment, and the two ball heads (5) of the device are hingedly installed at the two front wheels of the large-scale traffic road equipment; Step 2: Fix the steering damping device to the bottom of the rear end of large-scale traffic road equipment such as forklifts and road rollers through the installation block (7), and place the installation block (7) between the two rear wheels of the large-scale traffic road equipment, so that the control The arm (8) is located at the rear of the large-scale traffic road equipment, and the two ball heads (5) of the device are hingedly installed at the two rear wheels of the large-scale traffic road equipment; Step 3: Use steel cables to connect the two locks (14) of the device on the traffic road equipment. The device can be installed on the front and rear ends of the traffic road device to dampen the steering of the front and rear wheels.

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