CN211684543U

CN211684543U - Suspension lifting mechanism

Info

Publication number: CN211684543U
Application number: CN202020176052.5U
Authority: CN
Inventors: 金鑫; 贺江华; 徐琳; 王向阳; 赵坤; 谢金铭; 赵宾; 邢付军; 黄伟东; 吴兰锋
Original assignee: Zhengzhou Yutong Heavy Industry Co Ltd
Current assignee: Zhengzhou Yutong Heavy Industry Co Ltd
Priority date: 2020-01-20
Filing date: 2020-02-17
Publication date: 2020-10-16
Anticipated expiration: 2030-02-17

Abstract

The utility model provides a suspension hoist mechanism, including setting up the crane on the frame, set up the walking wheel hub that can go up and down on the crane, slide on the crane and set up the lift balladeur train that is driven the removal by linear drive mechanism, the fixed setting of walking wheel hub is on the lift balladeur train, the utility model discloses can reciprocate in the crane through the lift balladeur train, realize walking wheel hub's vertical lift and perpendicular decline, guarantee vehicle high navigational speed and power economy on water, overall structure utilizes the square pin hole of lift balladeur train and the positioning means of the one side four round pins of fixed pinhole, realizes the accurate location of vehicle land traveling slider, realizes the lightweight of spare part under the prerequisite that satisfies the operation requirement, the utility model discloses novel structure, easy operation, the usage is extensive, very easily promotes.

Description

Suspension lifting mechanism

Technical Field

The utility model relates to an amphibious car technical field, concretely relates to suspension hoist mechanism.

Background

Amphibious vehicles, as a mechanical device for both straddle vehicles and ships, have the characteristics of hybrid vehicles when traveling on land and the characteristics of ships when navigating on water. The amphibious vehicle has the advantages that high navigational speed and high maneuverability are realized on water and land, and the development trend of amphibious vehicles is realized.

At home and abroad, the suspension is lifted in a turnover mode, wheels cannot be completely collected into the cabin, the wheel cabin occupies a large space in the vehicle, so that the buoyancy is small, the waterline is deep, the resistance is large, and the overwater navigational speed and the maneuverability of the amphibious vehicle are seriously influenced. In summary, it is necessary to design a vehicle suspension lifting mechanism to achieve suspension vertical lifting, so as to achieve the function of sealing the cabin after the suspension of the amphibious vehicle is lifted.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that the wheel can not be totally taken in the cabin, and the wheel cabin occupies space great, and buoyancy is not enough, and the waterline is dark, and the big problem of resistance is for solving above-mentioned problem, the utility model provides a suspension promotes drive mechanism.

The purpose of the utility model is realized with the following mode:

the utility model provides a suspension hoist mechanism, is including setting up the crane on the frame, sets up the walking wheel hub that can go up and down on the crane, slide on the crane and set up the lift balladeur train that is driven the removal by linear drive mechanism, walking wheel hub is fixed to be set up on the lift balladeur train.

The crane middle part both sides all are equipped with the locking jar, are equipped with the square pinhole that uses with the locking jar cooperation in the lift balladeur train upper end, the crane bottom is equipped with the fixed pin, and the lift balladeur train bottom is equipped with the fixed pinhole that uses with the fixed pin cooperation.

The locking cylinder is a cylinder or a hydraulic cylinder.

A wheel-side motor and a wheel-side gearbox are fixedly arranged on the lifting sliding frame; the hub transmission is connected with the traveling hub through a universal rotating shaft.

The lifting device is characterized in that two sides of the lifting sliding frame are slidably connected with the lifting frame, one side of the upper end of the lifting sliding frame is connected with the frame through a linear driving mechanism, a lifting support is arranged above the traveling wheel hub, the working end of the lifting support is connected with the traveling wheel hub, and the other end of the lifting support is connected with the frame.

The lifting support is a hydraulic cylinder, and the linear driving mechanism is an electric push rod or a hydraulic cylinder.

The upper end and the lower end of the walking hub are connected with a lifting sliding frame through swing arms.

The lifting carriage is provided with sliding blocks on two sides, and sliding rails matched with the sliding blocks for use are arranged on two sides of the lifting frame.

The side idler wheels and the main idler wheels are arranged at the two ends of the sliding block, the side idler wheels and the main idler wheels are hinged with the sliding block through hinge pins, and the side idler wheels are perpendicular to the axis of the main idler wheels.

Compared with the prior art, the utility model can move up and down in the lifting rack through the lifting carriage, realize the vertical lifting and the vertical descending of the traveling wheel hub, save the installation space in the vehicle, further improve the buoyancy, the waterline is shallow, the resistance is smaller, the lifting mechanism can realize the large lifting stroke of the tire, realize the amphibious wheel sealing, eliminate the resistance generated by the wheel when the vehicle sails on water, ensure the high sailing speed and the power economy on water, the whole structure utilizes the positioning mode of the square pin hole of the lifting carriage and the four pins on one surface of the fixed pin hole, realize the accurate positioning of the vehicle land traveling slide block, satisfy the limit working conditions of the vertical loading, the braking and the steering of the vehicle through the theoretical checking and finite element analysis of the fixed pin, ensure the structural strength and the service life of the system, the lifting carriage adopts the hollow welding structure, ensure the enough rigidity and the strength of the parts, and simultaneously utilize the topology, realize the lightweight of spare part under the prerequisite that satisfies the operation requirement, the utility model discloses novel structure, easy operation, the usage is extensive, very easily promotes.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the lifting of the present invention.

Fig. 3 is a schematic structural view of the elevating carriage.

FIG. 4 is a schematic view of a hold-down system.

The hydraulic lifting device comprises a lifting frame 1, a lifting support 2, a wheel-side motor 3, a wheel-side gearbox 4, a locking cylinder 5, a universal transmission shaft 6, a traveling wheel hub 7, a swing arm 8, a lifting carriage 9, a square pin hole 91, a side roller 92, a main roller 93, a fixed pin hole 94, a fixed pin 10, a fixed pin 11, a linear driving mechanism 12, a frame 13, a longitudinal sliding rail 14, a transverse support 15, a cabin sealing plate 16 and a cabin sealing hydraulic cylinder.

Detailed Description

As shown in attached figures 1 to 4, a suspension lifting transmission mechanism comprises a frame 12, a wheel-side motor 3, a walking wheel hub 7, a wheel-side gearbox 4, a universal transmission shaft 6, a lifting frame 1 and a lifting carriage 9, the upper end of the lifting sliding frame 9 is fixedly connected with a wheel-side motor 3, the lower end of the lifting sliding frame 9 is fixedly connected with a wheel-side gearbox 4, the wheel-side motor 3 is connected with the wheel-side gearbox 4 through a chain, the wheel-side gearbox 4 is connected with a traveling wheel hub 7 through a universal rotating shaft, the two sides of the lifting carriage 9 are connected with the lifting frame 1 in a sliding way, one side of the upper end of the lifting carriage 9 is connected with the frame 12 through a linear driving mechanism 11, the lifting support 2 is arranged above the traveling hub 7, the working end of the lifting support 2 is connected with the traveling hub 7, the other end of the lifting support 2 is connected with the frame 12, and the lifting support 2 supports the traveling hub 7 and further supports the whole vehicle.

The lifting support 2 is a hydraulic cylinder, the lifting support 2 supports the traveling hub 7, the linear driving mechanism 11 is an electric push rod or a hydraulic cylinder, and the linear driving mechanism 11 drives the lifting sliding frame 9 to move up and down in the lifting frame 1, so that the traveling hub 7 is vertically lifted and vertically descended.

The upper end and the lower end of the traveling hub 7 are connected with a lifting sliding frame 9 through a swing arm 8, and the two ends of the swing arm 8 are connected with the traveling hub and the lifting sliding frame 9 through ball pins.

The two sides of the lifting sliding frame 9 are provided with sliding blocks, the two sides of the lifting frame 1 are provided with sliding rails matched with the sliding blocks for use, and the sliding blocks are matched with the sliding rails for sliding connection.

The two ends of the sliding block are provided with a side roller 92 and a main roller 93, the side roller 92 and the main roller 93 are hinged with the sliding block through a pin shaft, the axis of the side roller 92 is perpendicular to the axis of the main roller 93, the sliding friction force is reduced in an all-around mode through the side roller 92 and the main roller 93, and the working efficiency is improved.

1 middle part both sides of crane all are equipped with locking cylinder 5, are equipped with the square pinhole 91 that uses with the cooperation of locking cylinder 5 in the lift balladeur train 9 upper end, and square pinhole 91 is inserted to the work end of locking cylinder 5, fixes the

lift balladeur train

9, 1 bottom of crane is equipped with fixed pin 10, and lift balladeur train 9 bottom is equipped with the fixed pinhole 94 that uses with the fixed pin 10 cooperation, and fixed pin 10 is fixed in lift balladeur train 9 bottom through welding or screw thread, and fixed pin 10 alternates in fixed pinhole 94, fixes a position and the secondary is fixed to lift balladeur train 9.

The locking cylinder 5 is an air cylinder or a hydraulic cylinder.

A cabin sealing system matched with the device is further arranged at the lower end of the frame 12 and comprises a cabin sealing plate 15, the cabin sealing plate 15 is movably connected with the frame 12 through a cabin sealing hydraulic cylinder 16, a longitudinal slide rail 13 and a transverse support 14 are arranged at the bottom of the frame 12, the longitudinal slide rail 13 is vertically connected with the transverse support 14, the cabin sealing plate 15 is arranged in the longitudinal slide rail 13, the working end of the cabin sealing hydraulic cylinder 16 is connected with the cabin sealing plate 15, the other end of the cabin sealing hydraulic cylinder 16 is connected with the transverse support 14, sealing gaskets made of rubber materials are arranged on two sides of the cabin sealing plate 15, sealing gaskets made of rubber materials are also arranged in the longitudinal slide rail 13, the cabin sealing plate 15 and the longitudinal slide rail 13 are tightly matched through the sealing gaskets to realize sealing, water is prevented from entering the inside, after crawler wheels and walking wheels are lifted, the buoyancy of an amphibious vehicle is lifted by sealing part or all cabin bodies, and the, so as to be beneficial to realizing the improvement of the water navigational speed.

The working process of the utility model is as follows: when a vehicle enters the land from water, the linear driving mechanism 11 pushes the lifting carriage 9 to move downwards along the slide rail, the fixing pin hole 94 at the bottom of the lifting carriage 9 is contacted with the fixing pin 10 at the bottom of the lifting frame 1, namely the fixing pin 10 is inserted into the fixing pin hole 94, the linear driving mechanism 11 stops working, the locking cylinder 5 is started to work, the locking cylinder 5 is fixed on the lifting frame 1, the working end of the locking cylinder 5 penetrates through the lifting frame 1 to be matched with the square pin hole 91 for use, the working end of the locking cylinder 5 is inserted into the square pin hole 91 of the lifting carriage 9 to position and fix the lifting carriage 9, the lifting carriage 9 and the lifting frame 1 are prevented from sliding relatively, the lateral effective positioning of a sliding block in the driving process of the vehicle is ensured, meanwhile, the working end of the locking cylinder 5 has an automatic compensation function, the whole vehicle is the working end of the locking cylinder 5, the occurrence of a gap after the square, braking force and traction force of the vehicle body are received by the fixed pin 10, and deflection force generated when the wheel train is steered is received by the fixed pin 10 and the square pin.

Vehicle is gone into water suspension and is promoted action flow: starting a suspension lifting function → unlocking a locking cylinder 5 → feeding back a square pin unlocking completion signal → the linear driving mechanism 11 and the lifting support 2 cylinder perform a lifting action → the linear driving mechanism 11 and the lifting support 2 are locked → feeding back a lifting action completion signal → the completion of the lifting action;

the falling action process of the water outlet suspension of the vehicle is as follows: the suspension drop function is started → the linear driving mechanism 11 and the lifting support 2 perform the drop action → the linear driving mechanism 11 and the lifting support 2 feed back the drop-in-place signal → the locking cylinder 5 is started, the working end of the locking cylinder 5 is locked → the working end of the locking cylinder 5 is fed back the lock-in-place signal → the drop action is completed.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims

1. The utility model provides a suspension hoist mechanism, is including setting up the crane on the frame, sets up the walking wheel hub that can go up and down on the crane, its characterized in that: the lifting frame is provided with a lifting sliding frame which is driven by the linear driving mechanism to move in a sliding mode, and the traveling wheel hub is fixedly arranged on the lifting sliding frame.

2. A suspension lifting mechanism according to claim 1, wherein: the crane middle part both sides all are equipped with the locking jar, are equipped with the square pinhole that uses with the locking jar cooperation in the lift balladeur train upper end, the crane bottom is equipped with the fixed pin, and the lift balladeur train bottom is equipped with the fixed pinhole that uses with the fixed pin cooperation.

3. A suspension lifting mechanism according to claim 2, wherein: the locking cylinder is a cylinder or a hydraulic cylinder.

4. A suspension lifting mechanism according to claim 1, wherein: a wheel-side motor and a wheel-side gearbox are fixedly arranged on the lifting sliding frame; the hub transmission is connected with the traveling hub through a universal rotating shaft.

5. A suspension lifting mechanism according to claim 1, wherein: the lifting device is characterized in that two sides of the lifting sliding frame are slidably connected with the lifting frame, one side of the upper end of the lifting sliding frame is connected with the frame through a linear driving mechanism, a lifting support is arranged above the traveling wheel hub, the working end of the lifting support is connected with the traveling wheel hub, and the other end of the lifting support is connected with the frame.

6. The suspension lifting mechanism of claim 5, wherein: the lifting support is a hydraulic cylinder, and the linear driving mechanism is an electric push rod or a hydraulic cylinder.

7. A suspension lifting mechanism according to claim 1, wherein: the upper end and the lower end of the walking hub are connected with a lifting sliding frame through swing arms.

8. A suspension lifting mechanism according to claim 1, wherein: the lifting carriage is provided with sliding blocks on two sides, and sliding rails matched with the sliding blocks for use are arranged on two sides of the lifting frame.

9. The suspension lift mechanism of claim 8, wherein: the side idler wheels and the main idler wheels are arranged at the two ends of the sliding block, the side idler wheels and the main idler wheels are hinged with the sliding block through hinge pins, and the side idler wheels are perpendicular to the axis of the main idler wheels.