CN215977463U

CN215977463U - Excavator chassis heightening device and excavator

Info

Publication number: CN215977463U
Application number: CN202122380750.4U
Authority: CN
Inventors: 洪家栋
Original assignee: Hubei Fuyi Agricultural Machinery Manufacturing Co ltd
Current assignee: Hubei Fuyi Agricultural Machinery Manufacturing Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

The utility model belongs to the technical field of excavators, and discloses an excavator chassis heightening device and an excavator, which comprise a bearing plate, wherein two sides of the bearing plate are provided with rolling wheels, the top of the bearing plate is provided with a mounting groove, a lifting platform mechanism is arranged in the mounting groove, the lifting platform mechanism comprises a base, the inside of the mounting groove is fixedly provided with the base, the top of the base is provided with a lower sealing ring and a lower mounting ring, the lower sealing ring and the lower mounting ring are arranged at the top of the lower sealing ring through the lower mounting ring, the top of the lower mounting ring is fixedly connected with a telescopic sleeve, an upper mounting ring is fixedly connected above the telescopic sleeve, the height of the lifting platform is conveniently and better raised through a hydraulic cylinder, the height of an excavator body is raised at the moment, the normal work of the excavator is not easily influenced, and simultaneously through the protection of the telescopic sleeve, the lower sealing ring and the upper sealing ring, the hydraulic cylinder is not easy to be damaged, and the lifting stability of the lifting platform is better ensured.

Description

Excavator chassis heightening device and excavator

Technical Field

The utility model belongs to the technical field of excavators, and particularly relates to an excavator chassis heightening device and an excavator.

Background

Excavators, also known as excavating machines, also known as excavators, are earth moving machines that excavate material above or below a load bearing surface with a bucket and load it into a transport vehicle or unload it to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The three most important parameters of an excavator are the operating weight (mass), the engine power and the bucket capacity.

The excavator has the advantages that the excavator body needs to be heightened because the excavator body is easy to sink into soil and affect normal operation due to the fact that the excavator is in a severe operating environment, particularly when the excavator works at a humid river side, the excavator body does not have a good lifting structure, the excavator is difficult to work in the severe environment, and therefore the excavator body needs to be additionally provided with the lifting structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the above-mentioned problems: the excavator has the advantages that the excavator body is easy to sink into soil and affect normal operation due to the fact that the operation environment of the excavator is severe, particularly operation is conducted on the wet river sides, the excavator body needs to be heightened, the existing excavator body does not have a good lifting structure, the excavator is difficult to work in the severe environment, and therefore the excavator chassis heightening device and the excavator need to add the lifting structure to the excavator body is needed.

The technical scheme adopted by the utility model is as follows: an excavator chassis heightening device and an excavator comprise a bearing plate, wherein rollers are arranged on two sides of the bearing plate, a mounting groove is formed in the top of the bearing plate, a lifting platform mechanism is arranged in the mounting groove and comprises a base, a base is fixedly arranged in the mounting groove, a lower sealing ring and a lower mounting ring are arranged on the top of the base, the lower sealing ring and the lower mounting ring are arranged on the top of a lower sealing ring through the lower mounting ring, a telescopic sleeve is fixedly connected to the top of the lower mounting ring, an upper mounting ring is fixedly connected above the telescopic sleeve, an upper sealing ring is fixedly connected to the top of the upper mounting ring, a lifting platform is arranged on the upper sealing ring, the upper mounting ring and the upper sealing ring are arranged on the lifting platform through second screws, a hydraulic cylinder is fixedly arranged at the bottom end in the base, and a mounting disc is fixedly connected above the hydraulic cylinder, mounting disc fixed connection is in the bottom of elevating platform, fixedly connected with holding ring on the pneumatic cylinder, and the equal fixed mounting in the inside bottom of holding ring and base has the connecting piece, the inboard articulated telescopic link that has of connecting piece.

In a preferred embodiment, the lower sealing ring is fixedly mounted at the bottom of the lower mounting ring, and the lower sealing ring is attached to the top of the base.

In a preferred embodiment, the mounting plate is fixedly connected to the center of the bottom of the lifting platform, and the positioning ring is fixedly connected to a hydraulic rod inside the hydraulic cylinder.

In a preferred embodiment, the connecting member is a U-shaped structure, the two ends of the telescopic rod are respectively hinged to the inner side of the connecting member, and the connecting member is fixedly connected to the periphery of the positioning ring.

In a preferred embodiment, the hydraulic cylinder is connected with a hydraulic system of the excavator, and the hydraulic cylinder and the telescopic rod are positioned on the inner side of the telescopic sleeve.

Advantageous effects

Compared with the prior art, the utility model has the advantages that:

the better height to the elevating platform of being convenient for through the pneumatic cylinder risees, and the height of fuselage has risen this moment, is difficult for influencing the normal work of excavator, and under the protection through flexible cover, lower seal circle and last sealing washer simultaneously for the pneumatic cylinder is difficult for receiving the damage, the better stability of guaranteeing the elevating platform and rising.

1. According to the utility model, the hydraulic cylinder is fixedly connected to the bottom end inside the base, so that the lifting platform can be driven by the hydraulic cylinder to adjust the height, the height of the machine body on the lifting platform can be adjusted, the connecting piece is fixedly connected to the positioning ring and the bottom end inside the base, so that the telescopic rod can be hinged to the inner side of the connecting piece conveniently, the telescopic rod can play a role in guiding and limiting the hydraulic cylinder and the lifting platform, and the use stability of the hydraulic cylinder and the lifting platform is improved.

2. According to the utility model, the lower sealing ring and the lower mounting ring are mounted on the top of the base through the first screw, the top of the base can be sealed through the lower sealing ring, the upper mounting ring and the upper sealing ring are mounted on the bottom of the lifting platform through the second screw, the lifting platform and the upper mounting ring can be sealed through the upper sealing ring, and the telescopic sleeve is fixedly mounted between the upper mounting ring and the lower mounting ring, so that a hydraulic cylinder and a telescopic rod can be protected through the telescopic sleeve conveniently, and the hydraulic cylinder and the telescopic rod are not easily corroded by muddy water.

Drawings

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

FIG. 2 is a schematic structural diagram of the elevating platform mechanism shown in FIG. 1 according to the present invention;

fig. 3 is a sectional view of the structure of the elevating platform mechanism in fig. 1.

The labels in the figure are: 1-bearing plate, 2-roller, 3-mounting groove, 4-lifting platform mechanism, 5-base, 6-lower sealing ring, 7-lower mounting ring, 8-telescopic sleeve, 9-upper mounting ring, 10-upper sealing ring, 11-lifting platform, 12-hydraulic cylinder, 13-mounting disc, 14-positioning ring, 15-connecting piece, 16-telescopic rod, 17-first screw and 18-second screw.

Detailed Description

The utility model will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-3, an excavator chassis heightening device and an excavator comprise a bearing plate 1, rollers 2 are arranged on two sides of the bearing plate 1, a mounting groove 3 is formed in the top of the bearing plate 1, a lifting platform mechanism 4 is arranged inside the mounting groove 3, the lifting platform mechanism 4 comprises a base 5, the base 5 is fixedly arranged inside the mounting groove 3, a lower sealing ring 6 and a lower mounting ring 7 are arranged on the top of the base 5, the top of the base 5 can be sealed through the lower sealing ring 6, the lower sealing ring 6 is fixedly arranged at the bottom of the lower mounting ring 7, the lower sealing ring 6 is attached to the top of the base 5, the lower sealing ring 6 and the lower mounting ring 7 are arranged at the top of the lower sealing ring 6 through the lower mounting ring 7, a telescopic sleeve 8 is fixedly connected to the top of the lower mounting ring 7, the telescopic sleeve 8 is of a bellows structure, and an upper mounting ring 9 is fixedly connected above the telescopic sleeve 8, the top fixedly connected with of going up collar 9 goes up sealing washer 10, has placed elevating platform 11 on going up sealing washer 10, and the excavator fuselage is installed at the top of elevating platform 11, goes up collar 9 and last sealing washer 10 and passes through second screw 18 and install on elevating platform 11, can seal between elevating platform 11 and the last collar 9 through last sealing washer 10.

Referring to fig. 3, a hydraulic cylinder 12 is fixedly installed at the bottom end inside a base 5, the hydraulic cylinder 12 is connected with a hydraulic system of an excavator, so that a lifting platform 11 is driven by the hydraulic cylinder 12 to perform height adjustment, at this time, the height of a machine body on the lifting platform 11 is adjusted, a mounting plate 13 is fixedly connected above the hydraulic cylinder 12, the mounting plate 13 is fixedly connected at the central position of the bottom of the lifting platform 11, the mounting plate 13 is fixedly connected at the bottom of the lifting platform 11, a positioning ring 14 is fixedly connected on the hydraulic cylinder 12, the positioning ring 14 is fixedly connected on a hydraulic rod inside the hydraulic cylinder 12, connecting pieces 15 are fixedly installed at the positioning ring 14 and the bottom end inside the base 5, the connecting pieces 15 are U-shaped structures, the connecting pieces 15 are fixedly connected around the positioning ring 14, telescopic rods 16 are hinged at the inner sides of the connecting pieces 15, both ends of the telescopic rods 16 are respectively hinged at the inner sides of the connecting pieces 15, the hydraulic cylinder 12 and the telescopic rods 16 are located at the inner sides of the telescopic sleeves 8, be convenient for articulate the telescopic link 16 in the inboard of connecting piece 15, telescopic link 16 can play direction and limiting displacement to pneumatic cylinder 12 and elevating platform 11 this moment, increases pneumatic cylinder 12 and elevating platform 11 and uses and make stability, can protect pneumatic cylinder 12 and telescopic link 16 through the telescope tube 8 simultaneously, is difficult for receiving the erosion of muddy water.

This application advantage: be convenient for through the better height to elevating platform 11 of pneumatic cylinder 12 rise, the height of fuselage this moment obtains the rising, is difficult for influencing the normal work of excavator, simultaneously through the protection of telescope tube 8, lower seal ring 6 and upper seal ring 10 under for pneumatic cylinder 12 is difficult for receiving the damage, the better stability of guaranteeing elevating platform 11 to rise.

The working principle is as follows: when the excavator rises, the hydraulic cylinder 12 is started, so that the hydraulic cylinder 12 drives the lifting platform 11 to perform height adjustment, meanwhile, the positioning ring 14, the connecting piece 15 and the telescopic rod 16 are matched to increase the stability between the hydraulic cylinder 12 and the lifting platform 11, and meanwhile, the lower sealing ring 6, the upper sealing ring 10 and the telescopic sleeve 8 play a role in sealing.

The above is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that several variations and modifications can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. The utility model provides an excavator chassis heightening device and excavator, is including accepting board (1), its characterized in that: the roller wheels (2) are arranged on two sides of the bearing plate (1), the mounting groove (3) is formed in the top of the bearing plate (1), the lifting platform mechanism (4) is mounted inside the mounting groove (3), the lifting platform mechanism (4) comprises a base (5), the base (5) is fixedly mounted inside the mounting groove (3), the lower sealing ring (6) and the lower mounting ring (7) are placed on the top of the base (5), the lower sealing ring (6) and the lower mounting ring (7) are mounted on the top of the lower sealing ring (6) through the lower mounting ring (7), the telescopic sleeve (8) is fixedly connected to the top of the lower mounting ring (7), the upper mounting ring (9) is fixedly connected to the upper portion of the telescopic sleeve (8), the upper sealing ring (10) is fixedly connected to the top of the upper mounting ring (9), and the lifting platform (11) is placed on the upper sealing ring (10), go up collar (9) and last sealing washer (10) and install on elevating platform (11) through second screw (18), the inside bottom fixed mounting of base (5) has pneumatic cylinder (12), and the top fixedly connected with mounting disc (13) of pneumatic cylinder (12), mounting disc (13) fixed connection is in the bottom of elevating platform (11), fixedly connected with holding ring (14) is gone up in pneumatic cylinder (12), and the equal fixed mounting in holding ring (14) and the inside bottom of base (5) has connecting piece (15), connecting piece (15) inboard articulates there is telescopic link (16).

2. The excavator chassis heightening device and the excavator as claimed in claim 1, wherein: the lower sealing ring (6) is fixedly arranged at the bottom of the lower mounting ring (7), and the lower sealing ring (6) is attached to the top of the base (5).

3. The excavator chassis heightening device and the excavator as claimed in claim 1, wherein: the mounting disc (13) is fixedly connected to the center of the bottom of the lifting platform (11), and the positioning ring (14) is fixedly connected to a hydraulic rod inside the hydraulic cylinder (12).

4. The excavator chassis heightening device and the excavator as claimed in claim 1, wherein: the connecting piece (15) is of a U-shaped structure, two ends of the telescopic rod (16) are hinged to the inner side of the connecting piece (15) respectively, and the connecting piece (15) is fixedly connected to the periphery of the positioning ring (14).

5. The excavator chassis heightening device and the excavator as claimed in claim 1, wherein: the hydraulic cylinder (12) is connected with a hydraulic system of the excavator, and the hydraulic cylinder (12) and the telescopic rod (16) are positioned on the inner side of the telescopic sleeve (8).