CN224002012U

CN224002012U - An adjustable excavator support

Info

Publication number: CN224002012U
Application number: CN202520564500.1U
Authority: CN
Inventors: 李良波; 陈桂祥; 陈波
Original assignee: Ningbo Jinheng Machinery Manufacturing Co ltd
Current assignee: Ningbo Jinheng Machinery Manufacturing Co ltd
Priority date: 2025-03-28
Filing date: 2025-03-28
Publication date: 2026-03-17
Anticipated expiration: 2035-03-28

Abstract

The utility model relates to the technical field of excavator supports and discloses an adjustable excavator support, which comprises a connecting bottom plate, wherein an adjusting mechanism is arranged at the top of the connecting bottom plate and comprises two connecting blocks, a rotating arc-shaped ring is rotationally connected to the outer parts of the connecting blocks, two rotating plates are rotationally connected to the other ends of the rotating arc-shaped ring, rotating shafts are fixedly connected to the outer parts of the two rotating plates, and a telescopic component for stretching is slidingly connected to the outer parts of the rotating shafts. According to the utility model, the double-headed motor drives the rotating shaft to rotate, the rotating plate and the rotating arc-shaped ring are driven to move, and the distance between the two connecting blocks is pushed to change, so that the sliding frame I, the sliding frame II and the sliding frame II relatively slide, the whole length of the telescopic assembly is changed, the lifting or descending of the support frame and the support bottom plate is realized, and the applicability of the excavator under different working conditions is improved.

Description

Adjustable excavator support

Technical Field

The utility model relates to the technical field of excavator supports, in particular to an adjustable excavator support.

Background

In the field of building and infrastructure construction, which is being vigorously developed today, an excavator is used as core construction equipment and bears a series of heavy and key tasks such as excavating earthwork, carrying heavy objects, leveling places and the like. Along with the acceleration of the urban process, various large-scale building projects, municipal works and mining operation layers are endless, and the requirements on the operation performance, the adaptability and the accuracy of the excavator are higher and higher. Traditional excavator support often function singleness is difficult to satisfy complicated changeable operating mode demand, just so impels scientific researchers and engineers to explore the innovation constantly, strives to develop the adjustable excavator support that can accord with modern construction standard.

The excavator support is mostly based on a simple fixed structure support and is matched with a basic hydraulic or mechanical lifting means, taking a common simple hydraulic support as an example, and hydraulic oil is driven to push a piston in an oil cylinder to move by starting a hydraulic pump, so that lifting action of the support is realized.

In the prior art, the actual working condition of part of the support is quick, and the height of the excavator is dynamically adjusted, so that the excavator is difficult to maintain the optimal working posture, the working efficiency is reduced, and the adjustable excavator support is provided for solving the problems.

Disclosure of utility model

In order to make up for the defects, the utility model provides an adjustable excavator bracket, which aims to solve the problem of adjusting part of brackets in the prior art.

In order to achieve the aim, the adjustable excavator bracket adopts the following technical scheme that the adjustable excavator bracket comprises a connecting bottom plate, wherein the top of the connecting bottom plate is provided with an adjusting mechanism, the top of the adjusting mechanism is fixedly connected with a supporting frame, the top of the supporting frame is fixedly connected with a supporting bottom plate, the outside of the supporting bottom plate is provided with a damping mechanism, the adjusting mechanism comprises two connecting blocks, the outsides of the two connecting blocks are fixedly connected to the top of the connecting bottom plate, the outsides of the connecting blocks are rotationally connected with a rotary arc ring, the other end of the rotary arc ring is rotationally connected with two rotary plates, the outsides of the two rotary plates are fixedly connected with a rotary shaft, and the outsides of the rotary shafts are slidingly connected with telescopic components for telescopic;

As further description of the technical scheme, the damping mechanism comprises a second fixed disc, wherein the outer part of the second fixed disc is fixedly connected with the inner part of the supporting bottom plate, and the top of the second fixed disc is fixedly connected with a telescopic compression bar;

As a further description of the technical scheme, the telescopic component comprises a second sliding frame, wherein the outer part of the second sliding frame is connected with the outer part of the rotating shaft in a sliding way, the inner part of the second sliding frame is connected with a first sliding frame in a sliding way, and the bottom of the first sliding frame is connected with the top of the connecting bottom plate in a sliding way;

As a further description of the technical scheme, a sliding frame III is connected to the outside of the sliding frame II in a sliding manner, and a connecting support plate is fixedly connected to the outside of the sliding frame III;

As a further description of the technical scheme, the outer part of the connecting support plate is fixedly connected with a double-headed motor, and the driving end of the double-headed motor is fixedly connected with the outer part of the rotating shaft;

as further description of the technical scheme, the bottom of the supporting frame is fixedly connected with another connecting block, and the outer part of the connecting block is rotationally connected with another rotating arc ring;

As further description of the technical scheme, a first fixed disc is fixed at the top of the telescopic compression bar, a connecting plate is fixed outside the first fixed disc, a buffer spring is sleeved between the first fixed disc and the second fixed disc, namely the outer part of the telescopic compression bar, and a plurality of fixed connecting holes are formed in the connecting plate;

As further description of the technical scheme, the bottom of the connecting bottom plate is fixedly connected with a connecting lantern ring.

The utility model has the following beneficial effects:

1. According to the utility model, the double-headed motor drives the rotating shaft to rotate, the rotating plate and the rotating arc-shaped ring are driven to move, and the distance between the two connecting blocks is pushed to change, so that the sliding frame I, the sliding frame II and the sliding frame II relatively slide, the whole length of the telescopic assembly is changed, the lifting or descending of the support frame and the support bottom plate is realized, and the applicability of the excavator under different working conditions is improved.

2. According to the utility model, when the excavator works to generate vibration, the supporting bottom plate transmits the vibration to the fixed disc II, the telescopic compression rod stretches and contracts, the buffer spring absorbs vibration energy by utilizing self elastic deformation, a more stable and comfortable working environment can be provided for operators, the fatigue of the operators is reduced, and the safety and accuracy of work are improved.

Drawings

FIG. 1 is a perspective view of an adjustable excavator stand according to the present utility model;

FIG. 2 is a schematic view of a structure of a connecting support plate of an adjustable excavator stand according to the present utility model;

FIG. 3 is a schematic view of the structure of a supporting base plate of an adjustable excavator stand according to the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

Legend description:

1. The device comprises a bottom plate, a connecting block, a sliding frame I, a sliding frame II, a sliding frame III, a connecting support plate, a double-head motor, a 8, a rotating shaft, a 9, a rotating plate, a 10, a rotating arc ring, a 11, a supporting frame, a 12, a supporting bottom plate, a 13, a connecting plate, a 14, a connecting collar, a 15, a fixed connecting hole, a 16, a fixed disc I, a 17, a telescopic compression bar, a 18, a buffer spring and a 19, and a fixed disc II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

Referring to fig. 1 and 2, the utility model provides an embodiment, which comprises an adjustable excavator bracket, a support frame, a damping mechanism and a support frame, wherein the adjustable excavator bracket comprises a connecting bottom plate 1, an adjusting mechanism is arranged at the top of the connecting bottom plate 1, the top of the adjusting mechanism is fixedly connected with the support frame 11, the top of the support frame 11 is fixedly connected with the support bottom plate 12, and the damping mechanism is arranged outside the support bottom plate 12;

The adjusting mechanism comprises two connecting blocks 2, the outer parts of the two connecting blocks 2 are fixedly connected to the top of the connecting bottom plate 1, the outer parts of the connecting blocks 2 are rotationally connected with a rotary arc ring 10, the connecting blocks 2 are used for providing rotary supporting points for the rotary arc ring 10, the other ends of the rotary arc ring 10 are rotationally connected with two rotary plates 9, the outer parts of the two rotary plates 9 are fixedly connected with rotary shafts 8, the rotary plates 9 rotate along with the rotary shafts 8, telescopic components used for stretching are slidingly connected to the outer parts of the rotary shafts 8, the rotary arc ring 10 is used for flexibly changing the radian of the telescopic components according to the rotation of the rotary shafts 8, and the whole telescopic components are driven to cooperatively deform, so that the accurate adjustment of the heights of the brackets is realized;

The telescopic assembly comprises a sliding frame two 4, the outer sliding connection of the sliding frame two 4 is arranged outside a rotating shaft 8, the inner sliding connection of the sliding frame two 4 is provided with a sliding frame one 3, the bottom sliding connection of the sliding frame one 3 is arranged at the top of a connecting bottom plate 1, the outer sliding connection of the sliding frame two 4 is provided with a sliding frame three 5, the sliding frame two 4 is used for flexibly changing the position of the sliding frame two 4 according to double guidance of the rotating shaft 8 and the sliding frame one 3 during adjustment, the sliding frame one 3 is used for mutually cooperating with the sliding frame two 4 to realize relative sliding with other sliding frames, the power-assisted support is used for adjusting the height of the sliding frame two, part of stress is shared in the adjustment process, the outer fixedly connected with a connecting support plate 6 of the sliding frame three 5 is fixedly connected with a double-headed motor 7, the driving end of the double-headed motor 7 drives the rotating shaft 8 to rotate, the driving end of the double-headed motor 7 is fixedly connected with the outer part of the rotating shaft 8, the bottom of the support frame 11 is fixedly connected with another connecting block 2, the outer rotating connection of the connecting block 2 is connected with another rotating arc-shaped ring 10, the sliding frame three 5 is used for moving along with the movement of the sliding frame two 4, the upper support frame 11 is driven to lift, the rotating shaft 8 is used for bearing the pressure of the rotating plate 9 and the driving support frame 12 is used for bearing the pressure of the bearing part 12 of the double-headed support frame 7.

Referring to fig. 1, 3 and 4, the damping mechanism comprises a second fixed disc 19, the outer part of the second fixed disc 19 is fixedly connected to the inside of the supporting base plate 12, the top of the second fixed disc 19 is fixedly connected with a telescopic compression rod 17, the second fixed disc 19 is used for fixing a supporting point at the bottom of the telescopic compression rod 17, when vibration occurs, the second fixed disc 19 bears the impact force from the upper part, the vibration is transmitted to the telescopic compression rod 17, the telescopic compression rod 17 automatically stretches out and draws back according to the vibration amplitude in the vibration transmission process, the damping spring 18 is matched to absorb the vibration energy, the top of the telescopic compression rod 17 is fixedly provided with a first fixed disc 16, the outer part of the first fixed disc 16 is fixedly provided with a connecting plate 13, the damping spring 18 is sleeved outside the telescopic compression rod 17 between the first fixed disc 16 and the second fixed disc 19, the damping spring 18 is used for utilizing the self elastic characteristic, the vibration is absorbed energy to the greatest extent in the vibration, the vibration intensity is weakened, the protection equipment is prevented from being damaged, the first fixed disc 16 is used for driving the connecting plate 13, a plurality of fixed connecting holes 15 are formed in the vibration, the bottom of the connecting base plate 1 is fixedly connected with a connecting collar 14, the connecting base plate 1 is used for connecting the bottom of the base plate 1, the connecting collar 14 is used for connecting the bottom of the connecting the base plate 1, the corresponding connecting collar is tightly connected with the corresponding connecting parts of the support system, the base 15 are used for providing a plurality of stable connecting parts, and the connecting parts are used for the connecting parts and the base 13, and the base 15 are firmly used for the parts are used for the supporting the parts, and stably and used for the supporting the parts, and the parts are used for and stably and used for the supporting the system.

The working principle is that the connecting bottom plate 1 is firmly connected with the corresponding part of the excavator through a connecting lantern ring 14 at the bottom of the connecting bottom plate, the whole bracket system is tightly combined with the excavator, a double-headed motor 7 supported by a connecting support plate 6 drives a rotating shaft 8 fixedly connected with the connecting bottom plate to rotate, as the rotating shaft 8 rotates, a rotating plate 9 rotates under the combined action of the rotating shaft 8 and a rotating arc ring 10 connected with the rotating plate, one end of the rotating arc ring 10 is rotationally connected with a connecting block 2 so as to push the distance between the two connecting blocks 2, a sliding frame II 4 slides along the rotating shaft 8, a sliding frame I3 slides on the top of the connecting bottom plate 1, the relative sliding of the sliding frame I and the connecting bottom plate II realizes the change of the integral length of a telescopic component, and then the connecting support frame III 5 and the supporting bottom plate 12 are pushed to ascend or descend, so that the aim of adjusting the heights of the brackets is fulfilled, and the requirements of different excavating working heights are met;

When the excavator vibrates in the operation process, vibration is transmitted to the supporting bottom plate 12, the second fixing disc 19 vibrates along with the vibration, the telescopic compression rod 17 on the second fixing disc 19 stretches correspondingly, the buffer spring 18 sleeved between the first fixing disc 16 at the top of the telescopic compression rod 17 and the second fixing disc 19 at the bottom starts to act, the buffer spring 18 absorbs vibration energy through self elastic deformation, the influence of vibration on the excavator and the support system is reduced, and meanwhile, the fixed connection holes 15 in the connecting plate 13 are used for connecting a control main body at the upper part.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims

1. The adjustable excavator support comprises a connecting bottom plate (1) and is characterized in that an adjusting mechanism is arranged at the top of the connecting bottom plate (1), a support frame (11) is fixedly connected to the top of the adjusting mechanism, a supporting bottom plate (12) is fixedly connected to the top of the support frame (11), and a damping mechanism is arranged outside the supporting bottom plate (12);

The adjusting mechanism comprises two connecting blocks (2), wherein the two connecting blocks (2) are fixedly connected to the top of the connecting bottom plate (1) in the outside, the rotating arc-shaped ring (10) is connected to the outside of the connecting blocks (2) in a rotating mode, two rotating plates (9) are connected to the other end of the rotating arc-shaped ring (10) in a rotating mode, rotating shafts (8) are fixedly connected to the outer portions of the rotating plates (9), and telescopic components used for stretching are connected to the outer portions of the rotating shafts (8) in a sliding mode.

2. The adjustable excavator support according to claim 1, wherein the damping mechanism comprises a second fixed disc (19), the outer part of the second fixed disc (19) is fixedly connected with the inner part of the supporting bottom plate (12), and the top of the second fixed disc (19) is fixedly connected with a telescopic compression bar (17).

3. The adjustable excavator support according to claim 1, wherein the telescopic assembly comprises a second sliding frame (4), the outer portion of the second sliding frame (4) is connected with the outer portion of the rotating shaft (8) in a sliding mode, a first sliding frame (3) is connected with the inner portion of the second sliding frame (4) in a sliding mode, and the bottom of the first sliding frame (3) is connected with the top of the connecting bottom plate (1) in a sliding mode.

4. The adjustable excavator support according to claim 3, wherein a third sliding frame (5) is connected to the outer portion of the second sliding frame (4) in a sliding manner, and a connecting support plate (6) is fixedly connected to the outer portion of the third sliding frame (5).

5. The adjustable excavator support according to claim 4, wherein the outer portion of the connecting support plate (6) is fixedly connected with a double-headed motor (7), and the driving end of the double-headed motor (7) is fixedly connected to the outer portion of the rotating shaft (8).

6. The adjustable excavator bracket of claim 5, wherein the bottom of the supporting frame (11) is fixedly connected with another connecting block (2), and the outer part of the connecting block (2) is rotatably connected with another rotary arc ring (10).

7. The adjustable excavator support according to claim 2, wherein a first fixed disc (16) is fixed to the top of the telescopic compression bar (17), a connecting plate (13) is fixed to the outer portion of the first fixed disc (16), a buffer spring (18) is sleeved between the first fixed disc (16) and the second fixed disc (19), namely, the outer portion of the telescopic compression bar (17), and a plurality of fixed connection holes (15) are formed in the connecting plate (13).

8. The adjustable excavator bracket of claim 7, wherein the bottom of the connecting base plate (1) is fixedly connected with a connecting collar (14).