CN221608974U

CN221608974U - Main frame structure of excavator

Info

Publication number: CN221608974U
Application number: CN202323601844.5U
Authority: CN
Inventors: 刘志栋; 杨书萌; 王凯
Original assignee: Yantai Yuming Machinery Equipment Co ltd
Current assignee: Yantai Yuming Machinery Equipment Co ltd
Priority date: 2023-12-28
Filing date: 2023-12-28
Publication date: 2024-08-27
Anticipated expiration: 2033-12-28

Abstract

The utility model relates to the technical field of excavators, in particular to an excavator main frame structure which comprises a structural main body, wherein a plurality of support side plates are arranged on the structural main body, a plurality of first sliding grooves and a plurality of second sliding grooves are arranged on the bottom surface of one side, far away from the support side plates, of the structural main body, sliding blocks are arranged at the joint positions of the first sliding grooves and the second sliding grooves, rotating grooves are formed in the sliding blocks, a first rotating disc is arranged in the rotating grooves, an adjusting device is arranged on the outer wall of one side of the bottom surface of the first rotating disc, a rotator is arranged on the outer wall of one side, far away from the first rotating disc, of the adjusting device, so that the excavator is suitable for different working requirements and can be used for increasing the application range.

Description

Main frame structure of excavator

Technical Field

The utility model relates to the technical field of excavators, in particular to a main frame structure of an excavator.

Background

The main frame of the excavator is a main body structure for supporting and fixing other parts of the excavator, and is generally composed of an underframe and a vertical frame, so that the main frame of the excavator is used for bearing all working loads of the excavator and is one of the most important components of the excavator, the main frame of the excavator is made of steel materials and aluminum alloy, the steel materials are high-strength steel materials, the aluminum alloy materials are cast aluminum alloy materials, and the main frame of the excavator is made of cast aluminum alloy materials, and the main frame of the excavator is manufactured through casting, welding, machining, assembling, surface treatment and the like.

As disclosed in Chinese patent publication: an excavator main frame structure and excavator, application number: CN201822184833.4, comprising: the first vertical plate is arranged on one side edge of the frame structure, where the oil tank is placed; an oil tank floor comprising: the oil tank bottom plate is fixedly connected with the first vertical plate on the frame structure, and the second vertical plate is positioned on one side, far away from the storage box, of the oil tank bottom plate on the frame structure; the second vertical plate extends to the direction of the first vertical plate to form a first limiting protrusion, and the first limiting protrusion is exposed out of the first vertical plate of the frame structure. The connection mode of second riser and first riser becomes the overlap joint by the butt joint to improved structural strength, first spacing arch can play the separation effect to the hot air in the main pump room simultaneously, prevents hot air inflow storage tank.

However, in the above technical solution, with the development of society and science and technology, industries of the excavator that need to be used are more and more, but the main frame structure of the excavator at the present stage is mostly fixed, and cannot be correspondingly adjusted according to the working requirements, for example, if a very deep ditch or a very high slope needs to be excavated, the height and the inclination of the excavator cannot be correspondingly adjusted, so that the visual field and physical sense of the user are affected, the excavation is very difficult, and the application range is limited.

Disclosure of utility model

(One) solving the technical problems

The main purpose of the utility model is to provide a main frame structure of an excavator, which can effectively solve the problems that the industries of the excavator which need to be used are more and more along with the development of society and science and technology in the background technology, the main frame structure of the excavator at present is mostly fixed, the height and the inclination of the main frame structure of the excavator cannot be correspondingly adjusted according to working requirements, for example, if a very deep ditch or a very high slope needs to be excavated, the height and the inclination of the main frame structure of the excavator cannot be correspondingly adjusted, the visual field and the physical sense of a user are influenced, the excavation is difficult, and the application range is limited.

(II) technical scheme

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides an excavator body frame structure, includes the main part, be provided with a plurality of support curb plates in the main part, one side bottom surface that the support curb plate was kept away from to the main part is provided with a plurality of first spouts and a plurality of second spouts, first spout and second spout handing-over department are provided with the slider, be provided with the rotation groove on the slider, be provided with first rotation disc in the rotation groove, first rotation disc bottom surface one side outer wall is provided with adjusting device, one side outer wall that adjusting device kept away from first rotation disc is provided with the circulator.

Preferably, the first sliding groove and the second sliding groove are ninety degrees, and the first sliding groove and the second sliding groove are communicated with each other.

Preferably, the adjusting device comprises a device base, two first rotating support plates and a direction indicator are arranged on the outer wall of one side of the device base, a telescopic rod is arranged between the two first rotating support plates, and a first rotating column is arranged on one side of the telescopic rod.

Preferably, a second rotating column is arranged on one side, far away from the device base, of the telescopic rod, and second rotating support plates are arranged at two ends of the second rotating column.

Preferably, the device base is fixedly connected with the rotator, and the first rotating column is rotatably connected with the first rotating supporting plate.

Preferably, the second rotating post is rotationally connected with the second rotating support plate, and the second rotating support plate is fixedly connected with the first rotating disc.

Compared with the prior art, the utility model has the following beneficial effects:

(1) When the structure main body is required to incline, the rotator drives the device base to rotate, the direction marks in the two adjusting devices are not directed to each other, then all the telescopic rods are started, the height of the structure main body can be changed, when the structure main body is required to incline, the rotator drives the device base to rotate, the direction marks in the two adjusting devices on one side are directed to each other, then the telescopic rods on the one side are started, the structure main body can incline, the height and the inclination angle of the structure main body can be conveniently adjusted, and therefore the operation flexibility of the excavator is improved, different working requirements are met, and the application range is enlarged.

Drawings

FIG. 1 is a schematic view of the overall structure of an excavator main frame structure according to the present utility model;

FIG. 2 is a schematic view of a bottom view of an excavator main frame structure according to the present utility model;

FIG. 3 is a schematic view of an adjusting device in the main frame structure of the excavator according to the present utility model;

Fig. 4 is a schematic front view of an adjusting device in a main frame structure of an excavator according to the present utility model.

In the figure: 1. a structural body; 2. a support side plate; 3. a first chute; 4. a second chute; 5. a slide block; 6. a rotating groove; 7. a first rotating disc; 8. an adjusting device; 801. a device base; 802. a first rotating support plate; 803. a pointer; 804. a telescopic rod; 805. a first rotating column; 806. a second rotating column; 807. a second rotating support plate; 9. a rotator.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, an excavator main frame structure, including structure main part 1, be provided with a plurality of support curb plates 2 on the structure main part 1, one side bottom surface that support curb plate 2 was kept away from to structure main part 1 is provided with a plurality of first spouts 3 and a plurality of second spouts 4, first spout 3 and second spout 4 junction is provided with slider 5, be provided with on the slider 5 and rotate groove 6, be provided with first rotation disc 7 in the rotation groove 6, first rotation disc 7 bottom surface one side outer wall is provided with adjusting device 8, one side outer wall that adjusting device 8 kept away from first rotation disc 7 is provided with the rotator 9.

As shown in fig. 3 and 4, in another embodiment of the present utility model, the adjusting device 8 includes a device base 801, two first rotating support plates 802 and a pointing indicator 803 are disposed on an outer wall of one side of the device base 801, a telescopic rod 804 is disposed between the two first rotating support plates 802, and a first rotating column 805 is disposed on one side of the telescopic rod 804;

The telescopic rods 804 are provided with second rotating columns 806 on one side far away from the device base 801, the two ends of each second rotating column 806 are provided with second rotating support plates 807, when the height of the structural body 1 needs to be changed, the device base 801 is driven to rotate by the rotator 9, the pointing marks 803 in the two adjusting devices 8 are not mutually pointed to each other, so that different adjusting devices 8 interfere with each other, the position of the sliding blocks 5 is fixed, the sliding blocks 5 cannot deviate to one side, the moving direction of the structural body 1 is fixed, then all the telescopic rods 804 are started, the second rotating support plates 807 are driven to move to one side by the telescopic rods 804, the sliding blocks 5 are driven to move by the second rotating support plates 807 through the first rotating discs 7, the structural body 1 is driven to move by the sliding blocks 5, and therefore the height of the structural body 1 is changed, when the structural body 1 needs to incline, the pointing marks 803 in the two adjusting devices 8 on one side are mutually pointed to each other by the rotator 9, and then the telescopic rods 804 on the one side are started, so that the structural body 1 can incline.

The working principle of the main frame structure of the excavator is as follows:

When the excavator is used, the structural body 1 is firstly arranged at a designated position, when the height of the structural body 1 is required to be changed due to working requirements, the rotator 9 is utilized to drive the device base 801 to rotate, the pointing marks 803 in the two adjusting devices 8 are not pointed to each other, then all the telescopic rods 804 are started, the telescopic rods 804 are utilized to enable the second rotary support plate 807 to move to one side, the second rotary support plate 807 drives the sliding block 5 to move through the first rotary disc 7, the sliding block 5 drives the structural body 1 to move, so that the height of the structural body 1 is changed, when the structural body 1 is required to incline, the rotator 9 is utilized to drive the device base 801 to rotate, the pointing marks 803 in the two adjusting devices 8 on one side are mutually pointed to each other, then the telescopic rods 804 on the side are started, the telescopic rods 804 enable the second rotary support plate 807 to move to the second rotary support plate 807 to rotate by taking the second rotary column 806 as the center, and meanwhile the sliding block 5 moves along the first sliding groove 3 or the second sliding groove 4, so that the structural body 1 is inclined, the height and the inclination angle of the structural body 1 are conveniently adjusted, and the working requirements of the excavator are increased, and the excavator is applicable to different working requirements.

It should be understood that the foregoing examples of the present invention are merely illustrative of the present invention and not limiting of the embodiments of the present invention, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all of the embodiments, and all obvious changes and modifications that come within the scope of the invention are defined by the following claims.

Claims

1. The utility model provides an excavator body frame structure, includes main structure body (1), its characterized in that: be provided with a plurality of support curb plates (2) on structure main part (1), one side bottom surface that support curb plate (2) was kept away from to structure main part (1) is provided with a plurality of first spouts (3) and a plurality of second spouts (4), first spout (3) and second spout (4) handing-over department is provided with slider (5), be provided with on slider (5) and rotate groove (6), be provided with first rotation disc (7) in rotating groove (6), first rotation disc (7) bottom surface one side outer wall is provided with adjusting device (8), one side outer wall that adjusting device (8) kept away from first rotation disc (7) is provided with rotator (9).

2. The main frame structure of an excavator according to claim 1, wherein: the first sliding groove (3) and the second sliding groove (4) are ninety degrees, and the first sliding groove (3) and the second sliding groove (4) are communicated with each other.

3. The main frame structure of an excavator according to claim 2, wherein: the adjusting device (8) comprises a device base (801), two first rotating support plates (802) and a pointing indicator (803) are arranged on the outer wall of one side of the device base (801), a telescopic rod (804) is arranged between the two first rotating support plates (802), and a first rotating column (805) is arranged on one side of the telescopic rod (804).

4. A main frame structure of an excavator according to claim 3, wherein: a second rotating column (806) is arranged on one side, far away from the device base (801), of the telescopic rod (804), and second rotating support plates (807) are arranged at two ends of the second rotating column (806).

5. The main frame structure of an excavator according to claim 4, wherein: the device base (801) is fixedly connected with the rotator (9), and the first rotating column (805) is rotatably connected with the first rotating support plate (802).

6. The main frame structure of an excavator according to claim 5, wherein: the second rotating column (806) is rotatably connected with the second rotating support plate (807), and the second rotating support plate (807) is fixedly connected with the first rotating disk (7).