CN210554015U

CN210554015U - Engineering machine tool chassis connection structure

Info

Publication number: CN210554015U
Application number: CN201921361426.4U
Authority: CN
Inventors: 房振峰; 罗强; 张仰身
Original assignee: Jining Changqing Mining Machine Co ltd
Current assignee: Jining Changqing Mining Machine Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-19
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses an engineering machinery chassis connecting structure, which comprises a connector, wherein a supporting plate is arranged at the lower end of the connector, the two sides of the supporting plate are provided with connecting holes, the lower end of the supporting plate is provided with four supporting columns, a spring is arranged on the outer surface of the lower end of the supporting column, a shock absorber is arranged at the lower end of the spring, a base is arranged on the outer surface of the shock absorber, lifting lugs are arranged on two sides of the base, two welding plates are arranged on two ends of the base, one end of the welding plate is provided with a connecting plate, the upper end surface of the connecting plate is provided with a fixing hole, threaded columns are arranged on two sides of one end of the connecting plate, L-shaped plates are arranged on the outer surfaces of the threaded columns, the L-shaped plate is fixed with the threaded column through a bolt, a rotating shaft is installed on the inner side of one end of the L-shaped plate, and the rotating shaft is connected with the base through a clamping groove. The utility model discloses be convenient for installation and dismantlement, the shock attenuation nature is strong, connects stably.

Description

Engineering machine tool chassis connection structure

Technical Field

The utility model relates to an engineering machine tool chassis connection structure technical field specifically is an engineering machine tool chassis connection structure.

Background

With the rapid development of social economy, the materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rock, and the development of the engineering machinery in recent years is relatively rapid, so that the excavator becomes one of the most important engineering machinery in engineering construction, and the excavator has the three most important parameters: the construction form of the engineering machinery chassis in the excavator, in particular to a crawler-type engineering machinery chassis, generally comprises three parts, namely an H frame arranged in the middle for connecting an upper vehicle and longitudinal beams respectively arranged on the left side and the right side for arranging a traveling system.

However, the existing engineering machinery chassis connecting structure has poor shock absorption and is inconvenient to install and disassemble; therefore, the existing requirements are not met, and the engineering machinery chassis connecting structure is provided for the existing requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering machine tool chassis connection structure to the engineering machine tool chassis connection structure shock attenuation nature that proposes in solving above-mentioned background art is not strong, inconvenient installation scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an engineering machine tool chassis connection structure, includes the connector, the backup pad is installed to the lower extreme of connector, the both sides of backup pad all are provided with the connecting hole, four support columns are installed to the lower extreme of backup pad, the surface mounting of support column lower extreme has the spring, the bumper shock absorber is installed to the lower extreme of spring, the surface mounting of bumper shock absorber has the base, the lug is all installed to the both sides of base, two welded plates are all installed at the both ends of base, the connecting plate is installed to the one end of welded plate, the up end of connecting plate is provided with the fixed orifices, the screw thread post is all installed to the both sides of connecting plate one end, the surface mounting of screw thread post has the L shaped plate, the L shaped plate passes through the bolt fastening with the screw thread post, the pivot is installed to.

Preferably, the number of the fixing holes is four, and the connecting plate and the welding plate are fixed through welding.

Preferably, the upper end face of the connector is provided with a limiting hole, and the connector and the support plate are fixed through welding.

Preferably, the L-shaped plate is subjected to a nitriding heat treatment process.

Preferably, the type of the shock absorber is STREET, and the shock absorber and the base are fixed through welding.

Preferably, one side of the lifting lug is completely attached to one side of the base, and the lifting lug and the base are integrally formed through injection molding.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is firmly supported by the matching of the mounting connecting plate and the welding plate, the device is stably connected by the matching of the mounting connector and the supporting plate, and the L-shaped plate is processed by nitriding heat treatment and is convenient to mount and dismount by the matching of the mounting L-shaped plate and the rotating shaft;

2. the utility model discloses an installation bumper shock absorber and the cooperation of base for the device shock attenuation nature is strong.

Drawings

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

FIG. 2 is a front view of the whole body of the present invention;

fig. 3 is a side view of the present invention as a whole.

In the figure: 1. a base; 2. a connector; 3. a support plate; 4. lifting lugs; 5. welding the plate; 6. a connecting plate; 7. a fixing hole; 8. a threaded post; 9. an L-shaped plate; 10. connecting holes; 11. a support pillar; 12. a card slot; 13. a rotating shaft; 14. a bolt; 15. a spring; 16. a shock absorber.

Detailed Description

The technical solutions 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 the present invention, not all embodiments.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a connecting structure of an engineering machinery chassis comprises a connector 2, a supporting plate 3 is installed at the lower end of the connector 2, the device is stably connected through the cooperation of the connector 2 and the supporting plate 3, connecting holes 10 are formed in two sides of the supporting plate 3, four supporting columns 11 are installed at the lower end of the supporting plate 3, springs 15 are installed on the outer surfaces of the lower ends of the supporting columns 11, shock absorbers 16 are installed at the lower ends of the springs 15, a base 1 is installed on the outer surface of the shock absorbers 16, the device is high in shock absorption performance through the cooperation of the shock absorbers 16 and the base 1, lifting lugs 4 are installed on two sides of the base 1, the device is convenient to assemble through the cooperation of the lifting lugs 4 and the base 1, two welding plates 5 are installed at two ends of the base 1, a connecting plate 6 is installed at one end of each welding plate 5, and the device is firmly supported through the cooperation of, the up end of connecting plate 6 is provided with fixed orifices 7, and threaded post 8 is all installed to the both sides of connecting plate 6 one end, and threaded post 8's surface mounting has L shaped plate 9, and L shaped plate 9 passes through bolt 14 with threaded post 8 and fixes, and pivot 13 is installed to the inboard of L shaped plate 9 one end, through the cooperation of installation L shaped plate 9 with pivot 13 for the device is convenient for install and is dismantled, and pivot 13 passes through draw-in groove 12 with base 1 and is connected.

Further, there are four fixing holes 7, the connecting plate 6 and the welding plate 5 are fixed through welding, and the device is firmly supported through the cooperation of the connecting plate 6 and the welding plate 5.

Further, the upper end face of the connector 2 is provided with a limiting hole, the connector 2 and the support plate 3 are fixed through welding, and the device is stably connected through the matching of the installation connector 2 and the support plate 3.

Further, the L-shaped plate 9 is subjected to nitriding heat treatment, and the device is convenient to mount and dismount by mounting the L-shaped plate 9 and matching the rotating shaft 13.

Further, the type of the shock absorber 16 is STREET, the shock absorber 16 is fixed with the base 1 through welding, and the device is strong in shock absorption performance through the cooperation of the shock absorber 16 and the base 1.

Further, one side of lug 4 and one side of base 1 laminate completely, lug 4 and base 1 are through integrative injection moulding, and the device is through the cooperation of installation lug 4 and base 1 for the device is convenient for assemble.

The working principle is as follows: during the use, inspect each mechanism in service behavior, move the device to work area through lug 4, cooperation through installation lug 4 and base 1, make the device be convenient for assemble, with terminal surface laminating in the up end of spliced pole under the connecting plate 6, cooperation through erection joint board 6 and welded plate 5, it is firm to make the device support, rotate L shaped plate 9 through pivot 13, make its spacing spliced pole, cooperation through screw post 8 and bolt 14, it is fixed with it, cooperation through installation L shaped plate 9 and pivot 13, make the device be convenient for install and dismantle, cooperation through bumper shock absorber 16 and base 1, it is strong to make the device shock attenuation nature, be connected driver's cabin and the device through connector 2, cooperation through erection joint ware 2 and backup pad 3, make the device connect stably.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An engineering machinery chassis connection structure, includes connector (2), its characterized in that: the lower end of the connector (2) is provided with a support plate (3), connecting holes (10) are formed in two sides of the support plate (3), four support columns (11) are installed at the lower end of the support plate (3), springs (15) are installed on the outer surfaces of the lower ends of the support columns (11), shock absorbers (16) are installed at the lower ends of the springs (15), bases (1) are installed on the outer surfaces of the shock absorbers (16), lifting lugs (4) are installed on two sides of the bases (1), two welding plates (5) are installed at two ends of each base (1), a connecting plate (6) is installed at one end of each welding plate (5), a fixing hole (7) is formed in the upper end face of each connecting plate (6), threaded columns (8) are installed on two sides of one end of each connecting plate (6), and an L-shaped plate (9) is installed on the, l shaped plate (9) pass through bolt (14) with screw thread post (8) and fix, pivot (13) are installed to the inboard of L shaped plate (9) one end, pivot (13) are connected through draw-in groove (12) with base (1).

2. The engineering machine chassis connection structure according to claim 1, wherein: the number of the fixing holes (7) is four, and the connecting plate (6) and the welding plate (5) are fixed through welding.

3. The engineering machine chassis connection structure according to claim 1, wherein: the upper end face of the connector (2) is provided with a limiting hole, and the connector (2) is fixed with the support plate (3) through welding.

4. The engineering machine chassis connection structure according to claim 1, wherein: the L-shaped plate (9) is subjected to nitriding heat treatment processing.

5. The engineering machine chassis connection structure according to claim 1, wherein: the shock absorber (16) is in a STREET type, and the shock absorber (16) and the base (1) are fixed through welding.

6. The engineering machine chassis connection structure according to claim 1, wherein: one side of the lifting lug (4) is completely attached to one side of the base (1), and the lifting lug (4) and the base (1) are integrally formed through injection molding.