CN219651398U - Hydraulic general type airplane wheel disassembly and assembly device - Google Patents

Abstract

The utility model discloses a hydraulic general airplane wheel disassembly and assembly device which comprises a bracket and a cross beam, wherein the cross beam is connected with the bracket through an elastic piece, a driving piece for driving the cross beam to move downwards is arranged on the bracket, two pressing plates are arranged below the cross beam in a sliding manner, the two pressing plates are respectively arranged at two ends of the cross beam, the pressing plates are arc-shaped, a bearing plate for placing an airplane wheel is arranged on the bracket, and the bearing plate is positioned below the pressing plates. Compared with the prior art, the utility model has the advantages that the two pressing plates are arranged and can slide on the cross beam, so that tires with different specifications can be pressed down, and the applicability is wide. Secondly, after the tyre is pressed down, the elastic piece can drive the cross beam to move upwards, so that the pressing plate is separated from the machine wheel, space is saved for overturning the machine wheel, and the pressing plate does not need to be manually moved upwards when the machine wheel is overturned, so that labor and time can be saved; thirdly, push down through the driving piece, labour saving and time saving.

Description

A hydraulic universal aircraft wheel disassembly and assembly device

Technical field

The utility model relates to the technical field of wheel disassembly, and in particular to a hydraulic universal aircraft wheel disassembly and assembly device.

Background technique

Airplane is a common means of transportation, and it is loved by everyone because of its speed. Due to the particularity of the aircraft's flight route, it must undergo very strict inspections before taking off. As one of the most basic and important components of an aircraft, tire inspection is particularly important. Once aircraft tires are found to be worn, they need to be disassembled and replaced, which requires frequent work and high assembly quality requirements. At present, aircraft tire disassembly equipment can only dismantle tires of fixed models in a directional manner. Secondly, during the process of dismantling the wheels and pressing down the tires, only mechanical manual pressing of the tires is required, which is time-consuming and labor-intensive.

Utility model content

(1) Technical problems to be solved

Based on this, the utility model proposes a hydraulic general-purpose aircraft wheel disassembly and assembly device to solve the problems of the existing disassembly device disassembling the tires in small sizes and manually pressing down the tires which is time-consuming and laborious.

(2) Technical solutions

In order to overcome the above problems or at least partially solve the above problems, the utility model provides a hydraulic universal aircraft wheel disassembly and assembly device, which includes a bracket and a cross beam. The cross beam and the bracket are connected through an elastic member. The bracket There is a driving member that drives the crossbeam to move downward. Two pressure plates are provided slidingly below the crossbeam. The two pressure plates are respectively provided at both ends of the crossbeam. The pressure plates are in an arc shape. The bracket is provided with a The bearing plate on which the wheel is placed is located below the pressure plate.

Preferably, the upper end of the pressure plate is fixed with a sliding rod, the cross beam is provided with a chute along its length direction that matches the sliding rod, and a limiting plate is fixed on the sliding rod extending into the chute. The cross beam is provided with a limit groove that matches the limit plate.

Preferably, a reinforcing plate is fixed on the pressure plate, and the reinforcing plate is fixedly connected to the sliding rod.

Preferably, the cross beam has an escape groove along its width direction, and the escape groove is connected with the chute.

Preferably, the lower end of the pressure plate is provided with a plurality of weight-reducing grooves.

Preferably, the pressure plate is also provided with a plurality of weight-reducing holes, and the weight-reducing groove is located between two weight-reducing holes.

Preferably, the driving member is a hydraulic jack.

Preferably, the bracket is provided with a positioning groove adapted to the hydraulic jack.

Preferably, the bottom of the bracket is provided with a plurality of universal wheels.

Preferably, the bracket is provided with a rotating shaft for rotation, a connecting rod is fixed on the rotating shaft, a handle is fixed on one end of the connecting rod away from the rotating shaft, and the width of the bracket gradually decreases upward from the rotating shaft.

(3) Beneficial effects

The utility model's hydraulic universal aircraft wheel disassembly and assembly device has the following advantages: In the utility model, two pressure plates are provided, and the two pressure plates can slide on the cross beam, thereby being able to press down tires of different specifications, and has wide applicability. Secondly, after the tire is pressed down, the elastic member can drive the crossbeam to move upward, causing the pressure plate to leave the wheel, so as to make room for turning the wheel. This setting does not require manual movement of the pressure plate when turning the wheel, which can save manpower and time. time. Third, pressing down through the driving part saves time and effort.

Description of the drawings

The features and advantages of the present invention will be more clearly understood by referring to the accompanying drawings, which are schematic and should not be construed as limiting the present invention in any way. In the accompanying drawings:

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a front view of the utility model;

Figure 3 is a partial structural diagram of the utility model;

Figure 4 is a schematic structural diagram of the pressure plate of the present utility model.

Explanation of reference symbols:

1. Bracket, 2. Beam, 3. Elastic part, 4. Driving part, 5. Pressure plate, 6. Bearing plate, 7. Slide rod, 100. Chute, 8. Limiting plate, 9. Strengthening plate, 200. Avoidance groove, 300. Weight reduction groove, 400. Weight reduction hole, 10. Positioning groove, 11. Universal wheel, 12. Rotating shaft, 13. Connecting rod, 14. Handle.

Detailed ways

In order to make the above objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation modes of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth to facilitate a thorough understanding of the present invention. However, the present utility model can be implemented in many other ways different from those described here. Those skilled in the art can make similar improvements without violating the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation disclosed below. .

Referring to Figures 1-2, this embodiment provides a hydraulic universal aircraft wheel disassembly and assembly device, including a bracket 1 and a crossbeam 2. The crossbeam 2 and the bracket 1 are connected through an elastic member 3. The bracket 1 is provided with There is a driving part 4 that drives the cross beam 2 to move downward. Two pressure plates 5 are provided slidingly below the cross beam 2. The two pressure plates 5 are respectively provided at both ends of the cross beam 2. The pressure plates 5 are in an arc shape. The bracket 1 is provided with a machine for placing the machine. The load-bearing plate 6 of the wheel is located below the pressure plate 5. The load-bearing plate 6 is circular in shape. Specifically, the elastic members 3 are divided into two groups, and the driving member 4 is located between the two groups of elastic members 3. The elastic members 3 of each group are Quantity is two.

As another embodiment of the present invention: with reference to Figures 3-4, a sliding rod 7 is fixed on the upper end of the pressure plate 5, and a chute 100 adapted to the sliding rod 7 is provided along the length direction of the cross beam 2. The limit plate 8 is fixed on the sliding rod 7 that enters the chute 100. The cross beam 2 is provided with a limit groove that matches the limit plate 8. The pressure plate 5 moves on the cross beam 2 through the slide rod 7, thereby adjusting the two pressure plates. 5 distances to facilitate disassembly or assembly of wheels of different sizes. The limiting plate 8 in the cross beam 2 plays a limiting role to prevent the pressure plate 5 from falling off the cross beam 2 .

As another embodiment of the present invention: a reinforcing plate 9 is fixed on the pressure plate 5, and the reinforcing plate 9 is fixedly connected to the sliding rod 7. This arrangement can improve the structural strength of the sliding rod 7. When the cross beam 2 is pressed down by the pressure plate 5 When tightening the tire, the pressure plate 5 at the sliding rod 7 is the stress point.

As another embodiment of the present invention: the beam 2 has an escape groove 200 along its width direction. The escape groove 200 is connected with the chute 100. First, extend one side of the limiting plate 8 into the chute 100. Then it is slowly straightened. During this process, the sliding rod 7 changes from an inclined state to a vertical state in the avoidance groove 200. When the sliding rod 7 is perpendicular to the cross beam 2, it is in a vertical state. By providing the escape groove 200, it is convenient to install the pressure plate 5 on the cross beam 2 or to remove the pressure plate 5 from the cross beam 2.

As another embodiment of the present invention: the lower end of the pressure plate 5 is provided with a plurality of weight-reducing grooves 300 , which is helpful to reduce the weight of the pressure plate 5 and facilitate the installation of the pressure plate 5 on the cross beam 2 .

As another embodiment of the present invention, the pressure plate 5 is also provided with a plurality of weight reduction holes 400, and the weight reduction groove 300 is located between the two weight reduction holes 400, which is beneficial to reducing the weight of the pressure plate 5 and facilitating the installation of the pressure plate 5. on beam 2.

Specifically, the driving part 4 is a hydraulic jack. The hydraulic jack is simple to use, does not require external power sources and air sources such as motors and cylinders, and does not have high requirements on site conditions. Secondly, the use of hydraulic jacks instead of mechanical pressure rods is safe, time-saving, easy to operate, and improves the efficiency of disassembly and assembly.

Specifically, the bracket 1 is provided with a positioning slot 10 that is adapted to the hydraulic jack. The rod of the hydraulic jack extends into the positioning slot 10. When the hydraulic jack presses down the beam 2, it can effectively ensure that the hydraulic jack does not shift.

As another embodiment of the present invention: the bottom of the bracket 1 is provided with a plurality of universal wheels 11, which facilitates the movement of the disassembly and assembly device and enhances the mobility of equipment support.

Specifically, the bracket 1 and the cross beam 2 are respectively provided with ear plates, and the two ends of the elastic member 3 are respectively connected to the two ear plates. Specifically, the elastic member 3 is a spring, and the two ends of the spring are respectively hung on the hanging ends of the ear plates. hole.

As another embodiment of the present invention: the bracket 1 is provided with a rotating shaft 12 for rotation, and a connecting rod 13 is fixed on the rotating shaft 12. A handle 14 is fixed on the end of the connecting rod 13 away from the rotating shaft 12. The width of the bracket 1 is determined by the rotating shaft 12. It gradually decreases upward, and the length direction of the cross beam 2 is the width direction of the bracket 1. This arrangement allows the handle 14 to lean on the bracket 1, which can reduce the area occupied when the disassembly and assembly device is stored.

Specifically, the bracket 1 includes an I-shaped bottom plate, and a door frame is fixed on the bottom plate. The width of the door frame gradually increases from top to bottom, and the width direction of the door frame is the same as the length direction of the cross beam 2 .

The process of decomposing the wheel of this utility model is:

(1) Release the gas in the tire.

(2) Disassemble the connecting piece of the movable wheel edge, place the wheel on the load-bearing plate 6, with the side with the movable wheel edge facing up, move the pressure plate 5 to position it on the tire, press the cross beam 2 through the hydraulic jack, and press the pressure plate 5. Press down one side of the tire and take out the movable rim of the wheel.

(3) Use the pressure plate 5 to press the other side of the tire to disengage the tire from the hub body and remove the tire.

(4) Remove the inner tube from the outer tire (this work is not necessary for tubeless wheels).

In the process of assembling the tire, first use the pressure plate 5 to install the tire on the wheel hub body, and then install the movable wheel edge and connecting piece. One end of the wheel hub body has a large diameter and one end has a small diameter. The tire is loaded from the smaller diameter end of the wheel hub body, and then the movable wheel edge is stuck between the wheel hub body and the tire. The movable wheel edge is located at the smaller diameter end of the wheel hub body. When disassembly is required, the movable rim needs to be removed before the tire can be removed from the hub body. This requires step (2) of the decomposition process first.

In the utility model, two pressure plates 5 are provided, and the two pressure plates 5 can slide on the cross beam 2, thereby being able to press down tires of different specifications and having wide applicability. Secondly, after the tire pressure is completed, open the oil drain valve of the hydraulic jack. The elastic member 3 can drive the cross beam 2 to move upward, so that the pressure plate 5 leaves the wheel, so as to make room to turn the wheel over. This setting is required when turning the wheel. There is no need to manually move the pressing plate 5 upward, which can save manpower and time. Third, by pressing down the driving member 4, time and effort are saved.

Finally, the method of this application is only a preferred embodiment and is not used to limit the protection scope of the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention. Such modifications and variations fall within the scope of the invention. within the scope defined by the appended claims.

Claims (10)

1. The utility model provides a general aircraft wheel of fluid pressure type decomposes assembly quality, its characterized in that, includes support and crossbeam, be connected through the elastic component between crossbeam and the support, be equipped with the driving piece that drives the crossbeam and move down on the support, the below slip of crossbeam is provided with two clamp plates, two the both ends of crossbeam are located respectively to the clamp plate, the clamp plate is the arc form, be equipped with the loading board that is used for placing the aircraft wheel on the support, the loading board is located the below of clamp plate.

2. The hydraulic general aircraft wheel disassembly and assembly device according to claim 1, wherein a slide bar is fixed at the upper end of the pressing plate, a slide groove matched with the slide bar is formed in the cross beam along the length direction of the cross beam, a limit plate is fixed on the slide bar extending into the slide groove, and a limit groove matched with the limit plate is formed in the cross beam.

3. The hydraulic universal type aircraft wheel disassembly and assembly device according to claim 2, wherein a reinforcing plate is fixed on the pressing plate and is fixedly connected with the sliding rod.

4. The hydraulic general aircraft wheel disassembly and assembly device according to claim 3, wherein the cross beam is provided with an avoidance groove along the width direction thereof, and the avoidance groove is communicated with the sliding groove.

5. The hydraulic general aircraft wheel disassembly and assembly device according to claim 4, wherein a plurality of weight reduction grooves are formed in the lower end of the pressing plate.

6. The hydraulic universal type aircraft wheel disassembly and assembly device according to claim 5, wherein the pressing plate is further provided with a plurality of weight reducing holes, and the weight reducing groove is positioned between the two weight reducing holes.

7. The hydraulic universal aircraft wheel assembly and disassembly device according to claim 1, wherein the driving member is a hydraulic jack.

8. The hydraulic general aircraft wheel disassembly and assembly device according to claim 7, wherein the bracket is provided with a positioning groove matched with the hydraulic jack.

9. The hydraulic universal type aircraft wheel disassembly and assembly device according to claim 1, wherein a plurality of universal wheels are arranged at the bottom of the bracket.

10. The hydraulic general aircraft wheel disassembly and assembly device according to claim 1, wherein a rotating shaft is rotatably arranged on the bracket, a connecting rod is fixed on the rotating shaft, a handle is fixed at one end of the connecting rod away from the rotating shaft, and the width of the bracket gradually decreases upwards from the rotating shaft.