CN210002471U

CN210002471U - slewing reducer mounting base structure for hydraulic excavator

Info

Publication number: CN210002471U
Application number: CN201920427818.XU
Authority: CN
Inventors: 陈涉
Original assignee: Ningbo East Hydraulic Transmission Technology Co Ltd
Current assignee: Ningbo East Hydraulic Transmission Technology Co Ltd
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2020-01-31
Anticipated expiration: 2029-04-01

Abstract

The utility model discloses an slewing reducer mount pad structure for hydraulic shovel, including mount pad body, second mount pad body and bedplate, the last skin weld of bedplate has the second base, and the last skin weld of second base has the dead lever, the dead lever is equipped with fifty six altogether, and fifty six dead levers are ring array and distribute about the lower surface of base, the last skin weld of dead lever has the base, second mount pad body welding is at the upper surface of base, and the last skin weld of second mount pad body has the buffering outer pole, the lower skin weld of mount pad body has the interior pole of buffering, and pegs graft in the inside of buffering outer pole in the buffering, the interior pole of buffering is equipped with twenty altogether, and just twenty buffering interior poles are ring array and distribute about the lower surface of mount pad body, the mounting hole has been seted up to the upper surface of mount pad body, the utility model discloses the shock attenuation can alleviate the bedplate atress.

Description

slewing reducer mounting base structure for hydraulic excavator

Technical Field

The utility model relates to a technical field of speed reducer mount pad specifically is slewing reducer mount pad structure for hydraulic shovel.

Background

The hydraulic excavator is kinds of multifunctional machines, is applied to mechanical construction such as hydraulic engineering, transportation, electric power engineering and mine excavation by , plays an important role in relieving heavy physical labor, ensuring engineering quality, accelerating construction speed and improving labor productivity, is favored by large construction operation units because of the characteristics of multiple varieties, multiple functions, high quality, high efficiency and the like, and the production and manufacturing industry of the hydraulic excavator is increasingly developed.

In a hydraulic excavator, a hydraulic rotary speed reducer fixed on an upper rotary platform is provided with an outer ring welding seam on a current annular seat plate, namely the outer ring is only welded. When the hydraulic excavator works, the vibration is large, the annular seat plate is stressed greatly, the welding line of the outer ring is easy to crack, and serious safety accidents can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kind of slewing reducer mount pad structure for hydraulic shovel possesses the shock attenuation and can alleviate the advantage of bedplate atress, has solved and has been equipped with the outer lane welding seam on the ring shape bedplate now, only welds at the outer lane promptly hydraulic shovel during operation, vibrates greatly, and this ring shape bedplate atress is great, and the outer lane welding seam ftractures easily, can cause the problem of serious incident.

slewing reducer mount pad structure for hydraulic shovel, including mount pad body, second mount pad body and bedplate, the last skin weld of bedplate has the second base, and the last skin weld of second base has the dead lever, the last skin weld of dead lever has the base, the welding of second mount pad body is at the upper surface of base, and the last skin weld of second mount pad body has the buffering outer pole, the lower skin weld of mount pad body has the buffering interior pole, and the buffering interior pole pegs graft in the inside of buffering outer pole, the surface winding of buffering interior pole has the spring, the welding seam has all been seted up to the inside of the mounting pad body of and second mount pad body, the second welding seam has been seted up to the surface of base and second base.

Preferably, the th and second mount bodies are both of circular design.

Preferably, there are fifty six of the fastening rods, and the fifty six fastening rods are distributed in a circular array about the lower surface of the th base.

Preferably, the th mount pad body's upper surface is seted up the mounting hole, and the mounting hole is equipped with twenty in total.

Preferably, twenty buffer inner rods are arranged, and twenty buffer inner rods are distributed in an annular array relative to the lower surface of the -th mounting seat body.

Compared with the prior art, the utility model has the advantages of the utility model discloses a set up dead lever, buffering interior pole, buffering outer pole and spring, reached the shock attenuation and can alleviate the effect of bedplate atress, in operation, the gyration speed reducer vibration is great, when mount pad body receives the impact, mount pad body extrusion buffering interior pole, pole extrusion spring in the buffering, the impact can be cushioned to the spring, alleviate the vibration power, the dead lever distributes densely and evenly, the dead lever can equally divide the vibration power, alleviate the bedplate atress, the protection bedplate is not impaired because of the vibration, in case the accident takes place.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is an enlarged schematic structural view of a of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure, the mounting seat comprises an th mounting seat body 1, a 2 nd second mounting seat body 3, an th base, a 4 th fixing rod, a 5 th second base, a 6 th seat plate, a 7 buffer inner rod, an 8 th spring, a 9 th buffer outer rod, a 10 th th welding line and a 11 th second welding line.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of , but not all embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", " end", " end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that unless otherwise explicitly stated or limited, the terms "mounted," disposed, "" connected, "and the like are used to mean, for example," connected, "may be a fixed connection, a detachable connection, or body-connected," may be a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements.

Please refer to fig. 1 to 3, the utility model provides an kinds of embodiments rotary speed reducer mount pad structure for hydraulic excavators, including mount pad body 1, second mount pad body 2 and bedplate 6, the last surface welding of bedplate 6 has second base 5, and the last surface welding of second base 5 has dead lever 4, dead lever 4 is equipped with fifty six altogether, and fifty six dead levers 4 are the annular array distribution about the lower surface of base 3, the last surface welding of dead lever 4 has base 3, dead lever 4 distributes densely and evenly, dead lever 4 can equally divide the vibrational force, alleviate bedplate 6 atress, protection bedplate 6 is not impaired because of the vibration, in case accident happens.

Second mount pad body 2 welds the upper surface at base 3, and the upper surface welding of second mount pad body 2 has buffering outer pole 9, the lower surface welding of mount pad body 1 has buffering interior pole 7, and buffering interior pole 7 pegs graft in the inside of buffering outer pole 9, buffering interior pole 7 is equipped with twenty altogether, and twenty buffering interior poles 7 are annular array distribution about the lower surface of mount pad body 1, the outer surface winding of buffering interior pole 7 has spring 8, the mounting hole has been seted up to the upper surface of mount pad body 1, and the mounting hole is equipped with twenty altogether, mount pad body 1 and second mount pad body 2 all adopt circular design, welding seam 10 has all been seted up to the inside of mount pad body 1 and second mount pad body 2, second welding seam 11 has been seted up to the outer surfaces of base 3 and second base 5, in operation, the swing reducer vibration is great, when mount pad body 1 receives the impact, mount pad body 1 extrudes buffering interior pole 7, the interior pole 358 can alleviate the impact spring, the buffer spring extrusion, the buffer spring can alleviate the buffer spring.

The working principle is that the rotary speed reducer vibrates greatly during working, when the -th mounting seat body 1 is subjected to impact force, the -th mounting seat body 1 extrudes the inner buffer rod 7, the inner buffer rod 7 extrudes the spring 8, the spring 8 can buffer the impact force and reduce the vibration force, the fixing rods 4 are distributed densely and uniformly, the fixing rods 4 can equally divide the vibration force and reduce the stress of the seat plate 6, and the seat plate 6 is protected from being damaged due to vibration so as to prevent accidents.

It will thus be seen that the present invention is illustrative and not restrictive, and the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

The rotary speed reducer mounting seat structure for the hydraulic excavator comprises an th mounting seat body (1), a second mounting seat body (2) and a seat plate (6), and is characterized in that the second base (5) is welded on the upper surface of the seat plate (6), a fixing rod (4) is welded on the upper surface of the second base (5), a th base (3) is welded on the upper surface of the fixing rod (4), the second mounting seat body (2) is welded on the upper surface of a th base (3), a buffering outer rod (9) is welded on the upper surface of the second mounting seat body (2), a buffering inner rod (7) is welded on the lower surface of the th mounting seat body (1), the buffering inner rod (7) is inserted into the buffering outer rod (9), a spring (8) is wound on the outer surface of the buffering inner rod (7), a th welding line (10) is formed in the insides of the th mounting seat body (1) and the second mounting seat body (2), and a second base (11) is formed on the outer surface of the base (3) and the second base (5).
2. The installation seat structure of the slewing reducer for hydraulic excavators according to claim 1, characterized in that the installation seat body (1) and the second installation seat body (2) are both of circular design.
3. The installation seat structure of a rotary speed reducer for a hydraulic excavator according to claim 1, wherein the number of the fixing rods (4) is fifty six, and the fifty six fixing rods (4) are distributed in an annular array relative to the lower surface of the base (3).
4. The installation seat structure of a rotary speed reducer for a hydraulic excavator is characterized in that the installation seat body (1) is provided with installation holes on the upper surface, and the total number of the installation holes is twenty.
5. The installation seat structure of a rotary speed reducer for the hydraulic excavator is characterized in that twenty buffer inner rods (7) are arranged, and the twenty buffer inner rods (7) are distributed in an annular array relative to the lower surface of the installation seat body (1).