CN112455218A

CN112455218A - Light engineering platform truck driven in parallel from left to right

Info

Publication number: CN112455218A
Application number: CN202011224037.4A
Authority: CN
Inventors: 张明松; 肖锦志; 王恩恒; 庄桥
Original assignee: China Three Gorges University CTGU
Current assignee: China Three Gorges University CTGU
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-03-09
Anticipated expiration: 2040-11-05
Also published as: CN112455218B

Abstract

The invention provides a light engineering platform truck driven in parallel from left to right, which comprises an engineering chassis, wherein the engineering chassis comprises a frame and a side plate arranged at the bottom of the frame, two groups of walking mechanisms driven in parallel are arranged on two sides of the frame, each walking mechanism comprises walking components arranged at the front end and the rear end of the frame, one group of walking components is driven by a driving mechanism, and the front group and the rear group of walking components are driven by a synchronous transmission mechanism. The construction module unit is installed on the platform truck, so that the platform truck can flexibly run and the working stability is improved.

Description

Light engineering platform truck driven in parallel from left to right

Technical Field

The invention relates to engineering transportation equipment, in particular to a light engineering platform truck driven in parallel from left to right.

Background

Various engineering vehicles are indispensable equipment in construction of mine holes, tunnels, gullies and the like, such as crushers, road rollers, road pavers, forklifts, crane machines and the like. The existing engineering vehicle chassis has poor universality, only one or two accessories can be assembled, the structure is heavy and complicated, the size of the whole machine is overlarge, various engineering vehicles occupy the site on a construction site, and each time one operation is finished, the engineering vehicle which vacates the space to allow the next process needs to be driven out. The construction site space and the width of the road surface are limited, some areas are less than three meters, and a plurality of engineering vehicles cannot drive in and can only be operated manually. The tunnel in mine holes, tunnels and gullies mostly takes gravels and silt with different sizes as main parts, gravels on the tunnel pavement are accumulated and are not level and uniform, and the contact area between the rubber wheels and the mine hole pavement is small, so that the conventional small-sized engineering vehicle cannot effectively and flexibly run in the tunnel, the equipment is easy to shake and has poor stability during working, and large-sized engineering vehicles cannot enter the mine hole tunnel.

Disclosure of Invention

The invention aims to solve the technical problem that a construction module unit is arranged on a light engineering platform truck driven in parallel from left to right, so that the light engineering platform truck is convenient to flexibly drive and improves the working stability.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a control parallelly connected driven light-duty engineering platform truck, includes engineering chassis, engineering chassis includes frame and the curb plate of setting in the frame bottom, and the frame both sides are equipped with two sets of parallelly connected driven running gear, running gear is including setting up the running assembly at both ends around the frame, and wherein a set of running assembly passes through the actuating mechanism drive, and two sets of running assembly pass through synchronous drive mechanism transmission around,.

In the preferred scheme, the walking assembly comprises a supporting beam connected with a side plate, a rotating part is rotatably mounted on the supporting beam through a first bearing, and the walking wheel is connected with the rotating part through a bolt.

In the preferred scheme, actuating mechanism is including setting up the driving motor on the curb plate, and driving motor's output passes through the shaft coupling and is connected with the transmission shaft, is equipped with the through-hole that supplies the transmission shaft to pass on a supporting beam, and the transmission shaft tip is equipped with the locking apron, and one side of locking apron is equipped with and drives a section of thick bamboo with the transmission shaft cooperation, and the locking apron passes through bolted connection with the walking wheel.

In a preferable scheme, the synchronous transmission mechanism comprises synchronous chain wheels arranged on the rotating part, and the synchronous chain wheels of the front and rear groups of walking assemblies are driven by chains.

In a preferred scheme, the synchronous chain wheel is arranged at the end part of the rotating part, and a second bearing is arranged between the synchronous chain wheel and the supporting beam.

In a preferable scheme, a tensioning wheel for tensioning the chain is arranged on the outer side of the side plate.

In a preferred scheme, a plurality of flange structures are arranged on the outer side of the travelling wheel and are arranged along the circumferential surface of the travelling wheel.

In a preferred embodiment, the cross section of the flange structure is a trapezoid structure.

In a preferred scheme, the walking wheel is made of a metal material.

The invention provides a light engineering platform truck driven in parallel from left to right, which has the following beneficial effects:

1. the overall structure is of modular design, the universality is strong, and the assembly is convenient. Different accessories can be assembled at the front and the rear of the frame according to requirements. The frame is frame construction, and the space is big, the quality is light, and job stabilization does not rock, can hold more spare parts.

2. Four wheels of the engineering chassis are all metal wheels, rubber is not arranged on the circumferential surface of the wheels, a flange structure for enhancing friction force is arranged, sufficient contact area between the wheel bodies and the tunnel pavement is ensured, and the running stability of the engineering chassis is improved

3. Two groups of walking mechanisms which are respectively and independently driven are adopted, so that the independent control of the movement of the two sides of the frame is realized, and the control of the actions of advancing, retreating, turning and the like is realized.

Drawings

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

FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1;

FIG. 3 is a view showing the mounting structure of the wheel body;

FIG. 4 is a profile view of a flange structure;

in the figure: the device comprises a frame 1, a side plate 2, a supporting beam 3, a rotating part 4, a first bearing 5, a traveling wheel 6, a driving motor 7, a coupler 8, a transmission shaft 9, a locking cover plate 10, a driving cylinder 11, a synchronous chain wheel 12, a chain 13, a second bearing 14, a tension wheel 15 and a flange structure 16.

Detailed Description

As shown in figures 1-2, a light engineering platform truck driven in parallel from left to right comprises an engineering chassis, wherein the engineering chassis comprises a frame 1 and a side plate 2 arranged at the bottom of the frame 1, the frame 1 is of a frame structure, two sets of walking mechanisms driven in parallel are arranged on two sides of the frame 1, each walking mechanism comprises walking components arranged at the front end and the rear end of the frame 1, one set of walking components is driven by a driving mechanism, and the front and rear two sets of walking components are driven by a synchronous transmission mechanism.

The turning control is realized by controlling the traveling speeds of the two traveling mechanisms through the two traveling mechanisms which are respectively arranged on the left and the right.

Specifically, the walking assembly includes a supporting beam 3 connected with a side plate 2, the supporting beam 3 is connected with the side plate through a bolt, a rotating member 4 is rotatably installed on the supporting beam 3 through a first bearing 5, the rotating member 4 is of a cylindrical structure, the first bearing 5 is a tapered roller bearing, and a walking wheel 6 is connected with the rotating member 4 through a bolt.

Actuating mechanism is including setting up driving motor 7 on curb plate 2, and driving motor 7's output passes through shaft coupling 8 and is connected with transmission shaft 9, is equipped with the through-hole that supplies transmission shaft 9 to pass on a supporting beam 3, and 9 tip of transmission shaft are equipped with locking apron 10, and one side of locking apron 10 is equipped with and cooperates driving barrel 11 with transmission shaft 9, and driving barrel 11 is equipped with and more becomes the hole with transmission shaft 9 complex, specific optional rectangular hole, and locking apron 10 passes through bolted connection with walking wheel 6.

All parts are mutually connected, the structure is compact, the sealing assembly is realized, and the sufficient driving force is supplied while the supporting strength of the driving mechanism to the frame 1 is improved.

The synchronous transmission mechanism comprises a synchronous chain wheel 12 arranged on the rotating part 4, and the synchronous chain wheels 12 of the front and rear groups of walking components are driven by a chain 13.

The walking wheels 6 are driven to rotate through the driving mechanism, and the rotating pieces 4 are connected with the walking wheels 6, so that the synchronous chain wheels 12 are driven to rotate through synchronous transmission of the rotating pieces 4, and the front and rear walking components of each group of walking mechanisms are driven synchronously.

The timing sprocket 12 is installed at the end of the rotating member 4, and a second bearing 14 is provided between the timing sprocket 12 and the support beam 3.

The second bearing 14 is provided to support the timing sprocket 12, and the rotational stability of the rotor 4 can be improved.

And a tensioning wheel 15 for tensioning the chain 13 is arranged outside the side plate 2.

A plurality of flange structures 16 are arranged on the outer side of the travelling wheel 6, and the flange structures 16 are arranged along the circumferential surface of the travelling wheel 6.

The flange structure 16 has a trapezoidal cross-section. It can strengthen walking wheel 6's structural strength, increases walking wheel 6 area of contact with the grit on the gallery.

The traveling wheels 6 are made of metal materials. The specific selectable steel wheel body can improve the friction resistance of the wheel body, and a convex structure for enhancing friction force is arranged instead of rubber on the circumferential surface of the travelling wheel 67, so that the sufficient contact area between the wheel and the tunnel road surface is ensured, and the travelling stability of the engineering chassis is improved.

The working principle of the invention is as follows: the driving motor 7 drives the shaft coupling 8 and the transmission shaft 9 to rotate, the transmission shaft 5 is connected with the walking wheels 6 through the locking cover plate 10 and the driving cylinder 11, one group of walking assemblies in the same group of walking mechanisms are driven to rotate, the front group of walking assemblies and the rear group of walking assemblies in the same group of walking mechanisms are driven to synchronously rotate through the synchronous chain wheel 12 and the chain 13, the rotating speed difference is controlled through independent driving of the left walking mechanism and the right walking mechanism according to the driving action requirement, steering control is realized, and advancing, retreating and turning are realized.

The flange structure 16 is arranged on the outer side of the travelling wheel 6, the flange structure 16 is arranged along the circumferential surface of the steel ring, and when the steel wheel is driven to rotate, the full-driving wheel and gravels and silt at the mine tunnel foundation generate a large contact area, so that the frame 1 is driven to stably move at a certain speed.

Claims

1. The utility model provides a control light-duty engineering platform truck of parallel drive which characterized in that: the engineering chassis comprises a frame (1) and side plates (2) arranged at the bottom of the frame (1), wherein two groups of walking mechanisms driven in parallel are arranged on two sides of the frame (1), the walking mechanisms comprise walking assemblies arranged at the front end and the rear end of the frame (1), one group of walking assemblies are driven by a driving mechanism, and the front and the rear groups of walking assemblies are driven by a synchronous transmission mechanism.

2. The light engineering platform truck driven in parallel from left to right according to claim 1, characterized in that: the walking assembly comprises a supporting beam (3) connected with the side plate (2), a rotating part (4) is rotatably installed on the supporting beam (3) through a first bearing (5), and a walking wheel (6) is connected with the rotating part (4) through a bolt.

3. The light engineering platform truck driven in parallel from left to right according to claim 2, characterized in that: actuating mechanism is including setting up driving motor (7) on curb plate (2), and the output of driving motor (7) passes through shaft coupling (8) and is connected with transmission shaft (9), is equipped with the through-hole that supplies transmission shaft (9) to pass on a supporting beam (3), and transmission shaft (9) tip is equipped with locking apron (10), and one side of locking apron (10) is equipped with and cooperates driving barrel (11) with transmission shaft (9), and locking apron (10) pass through bolted connection with walking wheel (6).

4. The light engineering platform truck driven in parallel from left to right according to claim 2, characterized in that: the synchronous transmission mechanism comprises synchronous chain wheels (12) arranged on the rotating part (4), and the synchronous chain wheels (12) of the front and rear groups of walking components are driven by chains (13).

5. The left-right parallel-driven light engineering platform truck as claimed in claim 4, wherein: the synchronous chain wheel (12) is arranged at the end part of the rotating part (4), and a second bearing (14) is arranged between the synchronous chain wheel (12) and the supporting beam (3).

6. The left-right parallel-driven light engineering platform truck as claimed in claim 4, wherein: and a tensioning wheel (15) for tensioning the chain (13) is arranged on the outer side of the side plate (2).

7. An independently powered, lightweight construction platform cart according to claim 1, wherein: a plurality of flange structures (16) are arranged on the outer side of the travelling wheel (6), and the flange structures (16) are arranged along the circumferential surface of the travelling wheel (6).

8. An independently powered, lightweight construction platform cart according to claim 4, wherein: the cross section of the flange structure (16) is a trapezoid structure.

9. An independently powered, lightweight construction platform cart according to claim 2, wherein: the traveling wheels (6) are made of metal materials.