CN220432211U - Lifting mechanism for excavator operating room - Google Patents

Abstract

The utility model relates to the field of excavator operating rooms, in particular to an excavator operating room lifting mechanism and an excavator working platform. According to the utility model, the lifting mechanism is arranged below the installation platform at the bottom of the operation room, and is driven by the second hydraulic mechanism to support the installation platform through the outer arm and the inner arm to ascend and descend, so that the observation field of view in the operation environment is effectively improved, the rotatable turntable can effectively rotate the operation room to observe left and right blind areas, the second hydraulic mechanism is matched with the rotating shafts at two sides of the base to fix the support frame, the purpose that the operation room can incline forwards and backwards is achieved, the visual blind areas are effectively solved, the construction difficulty is reduced, a safety person beside the construction is saved, and the construction efficiency is greatly improved.

Description

Lifting mechanism for excavator operating room

Technical Field

The utility model relates to the technical field of excavator operating rooms, in particular to an excavator operating room lifting mechanism.

Background

An excavator, also called an excavating machine, is an earthmoving machine which excavates materials higher or lower than a carrying plane by a bucket and loads the materials into a transport vehicle or unloads the materials to a storage yard, and a common excavator structure comprises a power device, a working device, a slewing mechanism, an operating mechanism, a transmission mechanism, a travelling mechanism, auxiliary facilities and the like.

The excavator operating room is equal to the brain of the excavator, an operator observes in the operating room and then operates the excavating arm, the traditional excavator operating room is fixed above the excavator platform, but when encountering some pits and barriers, the operator cannot observe the excavating condition from the fixed operating room, and the operator needs the command of the next personnel, so that the construction difficulty is greatly increased, and the construction difficulty is increased.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an excavator cab lifting mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the excavator operating room lifting mechanism comprises an excavator working platform, wherein the excavator working platform comprises an operating room, the operating room is arranged above a mounting platform, a lifting mechanism is arranged below the mounting platform and is arranged inside a base, and a protection platform is arranged outside the lifting mechanism;

the lifting mechanism is provided with an outer arm and an inner arm, the upper end of the outer arm is provided with a first roller, the lower end of the outer arm is provided with a second roller, the upper end of the inner arm is connected with a first rotating device, the lower end of the inner arm is connected with a second rotating device, and the outer arm and the inner arm are fixedly connected through a middle rotating shaft connecting rod.

In addition, the preferred structure is, elevating system installs in the base top, and the base left and right sides is provided with the mount, and the mount is connected unable adjustment base through the pivot, and the base below is provided with first hydraulic mechanism, and mount and first hydraulic mechanism install in the chassis top.

In addition, the preferred structure is, base inner wall left and right sides is provided with the second slide rail, and the mounting platform is inside to be provided with first slide rail, and first gyro wheel setting slides on first slide rail, and the second gyro wheel setting slides on the second slide rail.

In addition, the preferable structure is that the base top is provided with the baffle, and the base is inside to be provided with hydraulic pump, motor, second hydraulic mechanism, and second hydraulic mechanism fixes on the base inner wall, and second hydraulic mechanism active end is fixed on spacing seat, and spacing seat is fixed on outer arm bottom both sides inner wall.

In addition, the preferred structure is that excavator work platform upper surface is provided with the electronic box, and the electronic box right side is provided with the carousel, and the chassis that the carousel drive top set up rotates.

In addition, preferably, the lifting mechanism supports the upper mounting platform to lift up and down, and the operating room is mounted above the mounting platform.

The beneficial effects of the utility model are as follows:

1. through set up a elevating system in operating room bottom mounting platform below, elevating system supports the mounting platform through outer arm and inner arm under the drive of second hydraulic mechanism and rises and descends, has effectively improved the observation field of vision in the operational environment.

2. The rotatable carousel can effectively rotate the operation room and control the observation of blind area, and the second hydraulic mechanism that sets up cooperates the mount with the pivot of base both sides, reaches the purpose that the operation room can incline from beginning to end, has effectively solved the vision blind area, has reduced the construction degree of difficulty, has also saved the next door and has needed the security officer to command when being under construction, has improved the efficiency of construction greatly.

Drawings

FIG. 1 is an isometric view of an excavator cab in accordance with the present utility model;

FIG. 2 is a schematic view of a lifting mechanism for an excavator cab according to the present utility model;

FIG. 3 is an isometric view of an excavator cab lift mechanism according to the present utility model;

fig. 4 is a schematic structural view of an elevating mechanism for an excavator cab according to the present utility model.

In the figure: the excavator comprises a working platform 1, an operating room 2, a mounting platform 3, a first sliding rail 31, a lifting mechanism 4, a first roller 41, an outer arm 42, a rotating shaft connecting rod 43, an inner arm 44, a first rotating device 45, a second rotating device 46, a second roller 47, a protection platform 5, an electric box 6, a chassis 7, a rotating disc 8, a base 9, a second sliding rail 91, a rotating shaft 10, a fixing frame 11, a baffle 12, a first hydraulic mechanism 13, a limiting seat 14, a second hydraulic mechanism 15, a hydraulic pump 16 and a motor 17.

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.

Referring to fig. 1-4, an excavator operating room lifting mechanism comprises an excavator working platform 1, wherein the excavator working platform 1 comprises an operating room 2, the operating room 2 is arranged above a mounting platform 3, a lifting mechanism 4 is arranged below the mounting platform 3, the lifting mechanism 4 is arranged in a base 9, and a protection platform 5 is arranged outside the lifting mechanism 4;

the lifting mechanism 4 is provided with an outer arm 42 and an inner arm 44, the upper end of the outer arm 42 is provided with a first roller 41, the lower end of the outer arm 42 is provided with a second roller 47, the upper end of the inner arm 44 is connected with a first rotating device 45, the lower end of the inner arm 44 is connected with a second rotating device 46, and the outer arm 42 and the inner arm 44 are fixedly connected through a middle rotating shaft connecting rod 43.

Wherein, elevating system 4 installs in base 9 top, and the base 9 left and right sides is provided with mount 11, and mount 11 passes through pivot 10 and connects unable adjustment base 9, and the base 9 below is provided with first hydraulic mechanism 13, and mount 11 and first hydraulic mechanism 13 install in chassis 7 top.

Meanwhile, the left side and the right side of the inner wall of the base 9 are provided with second sliding rails 91, the inside of the mounting platform 3 is provided with a first sliding rail (31), the first roller 41 is arranged to slide on the first sliding rail 31, and the second roller 47 is arranged to slide on the second sliding rail 91.

In addition, be provided with baffle 12 above the base 9, the inside hydraulic pump 16, motor 17, second hydraulic mechanism 15 that are provided with of base 9, second hydraulic mechanism 15 is fixed on the base 9 inner wall, and second hydraulic mechanism 15 active end is fixed on spacing seat 14, and spacing seat 14 is fixed on the inner wall of outer arm 42 bottom both sides.

Moreover, an electric box 6 is arranged on the upper surface of the excavator working platform 1, a rotary table 8 is arranged on the right side of the electric box 6, a chassis 7 arranged above the rotary table 8 is driven to rotate, the lifting mechanism 4 supports the upper mounting platform 3 to lift up and down, and an operating room 2 is arranged above the mounting platform 3

In this embodiment, an excavator operator climbs on the excavator working platform 1, enters the operation room 2 from the protection platform 5, starts the excavator operation of the electric box 6, and if a visual blind area is encountered in the excavator operation process, the chassis 7 can be controlled to rotate on the turntable 8, and the operation room 2 on the chassis 7 also changes the visual angle along with the rotation, so that the blind area of the left visual angle and the right visual angle is solved.

When a blind area with an up-down visual angle appears, the lifting mechanism 4 is required to be operated to drive the operation chamber 2 to lift up and down, when the lifting mechanism 4 is started, the hydraulic pump 16 and the motor 17 in the base 9 are operated, the second hydraulic mechanism 15 in the base 9 drives the limiting seat 14 to shrink, the limiting seat 14 drives the second roller 47 below the outer arm 42 to slide on the second sliding rail 91, meanwhile, the first roller 41 above the outer arm 42 slides on the first sliding rail, the rotating inner arm 44 is connected and rotated through the rotating shaft connecting rod 43, the inner arm 44 supports the outer arm 42 to lift up by means of the first rotating device and the second rotating device which are arranged at the upper end and the lower end, and the outer arm 42 supports the installation platform 3 to lift up together, and the operation chamber 2 on the installation platform 3 is adjusted to a proper angle.

When the operating room 2 is required to be inclined forwards and backwards by a certain angle, the first hydraulic mechanism 13 at the bottom of the base 9 can be controlled, the first hydraulic mechanism 13 supports the rear half part of the base 9, the front half part of the base 9 is fixed on the fixing frame 11, and the rotating shaft 10 arranged on the fixing frame 11 is matched with the first hydraulic mechanism 13 to achieve the purpose of inclining the operating room forwards.

According to the utility model, the lifting mechanism 4 is arranged below the installation platform 3 at the bottom of the operation room 2, the lifting mechanism 4 supports the installation platform 3 to ascend and descend under the drive of the second hydraulic mechanism through the outer arm 42 and the inner arm 44, so that the observation view field in an operation environment is effectively improved, the rotatable turntable 8 can effectively rotate the operation room 2 to observe left and right blind areas, the second hydraulic mechanism 15 is matched with the rotating shafts 10 at the two sides of the base 9 to be matched with the fixing frame 11, the purpose that the operation room 2 can incline forwards and backwards is achieved, the visual blind areas are effectively solved, the construction difficulty is reduced, a safety person beside the construction is saved, and the construction efficiency is greatly improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The lifting mechanism for the excavator operating room comprises an excavator working platform (1) and is characterized in that the excavator working platform (1) comprises an operating room (2), the operating room (2) is arranged above an installation platform (3), a lifting mechanism (4) is arranged below the installation platform (3), the lifting mechanism (4) is arranged inside a base (9), and a protection platform (5) is arranged outside the lifting mechanism (4);

the lifting mechanism (4) is provided with an outer arm (42) and an inner arm (44), the upper end of the outer arm (42) is provided with a first roller (41), the lower end of the outer arm is provided with a second roller (47), the upper end of the inner arm (44) is connected with a first rotating device (45), the lower end of the inner arm is connected with a second rotating device (46), and the outer arm (42) and the inner arm (44) are fixedly connected through a rotating shaft connecting rod (43) in the middle.

2. The lifting mechanism of an excavator cab according to claim 1, wherein the lifting mechanism (4) is installed above the base (9), fixing frames (11) are arranged on the left side and the right side of the base (9), the fixing frames (11) are connected with the fixing base (9) through rotating shafts (10), a first hydraulic mechanism (13) is arranged below the base (9), and the fixing frames (11) and the first hydraulic mechanism (13) are installed above the chassis (7).

3. The lifting mechanism of an excavator cab according to claim 1, wherein the left side and the right side of the inner wall of the base (9) are provided with second sliding rails (91), the inside of the mounting platform (3) is provided with first sliding rails (31), the first rollers (41) are arranged on the first sliding rails (31) to slide, and the second rollers (47) are arranged on the second sliding rails (91) to slide.

4. The lifting mechanism of an excavator cab according to claim 1, wherein a baffle plate (12) is arranged above the base (9), a hydraulic pump (16), a motor (17) and a second hydraulic mechanism (15) are arranged inside the base (9), the second hydraulic mechanism (15) is fixed on the inner wall of the base (9), the movable end of the second hydraulic mechanism (15) is fixed on a limiting seat (14), and the limiting seat (14) is fixed on the inner walls of two sides of the bottom of the outer arm (42).

5. The lifting mechanism of an excavator cab according to claim 1, wherein an electric box (6) is arranged on the upper surface of the excavator working platform (1), a turntable (8) is arranged on the right side of the electric box (6), and the turntable (8) drives a chassis (7) arranged above to rotate.

6. The lifting mechanism for the operating room of the excavator according to claim 1, wherein the lifting mechanism (4) supports the upper mounting platform (3) to lift up and down, and the operating room (2) is mounted above the mounting platform (3).