CN215367501U

CN215367501U - Special lower frame convenient to maintain for excavator

Info

Publication number: CN215367501U
Application number: CN202121157313.XU
Authority: CN
Inventors: 高建华; 翟晓凯; 余振新
Original assignee: Jiangyin Huajun Machinery Co ltd
Current assignee: Jiangyin Huajun Machinery Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-31
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a special lower frame convenient to maintain for an excavator, which comprises an X-shaped connecting frame and side connecting parts, wherein a connecting cylinder is fixedly arranged outside the X-shaped connecting frame, a bottom plate is fixedly arranged outside the X-shaped connecting frame, connecting grooves are formed in the side connecting parts, the X-shaped connecting frame is positioned between the inner parts of the connecting grooves, side plates are fixedly arranged on the outer sides of the side connecting parts and the sides away from each other, the side plates are positioned on the periphery of the outer part of the X-shaped connecting frame, top grooves are formed in the side connecting parts, and bottom grooves are formed in the side connecting parts. The utility model adopts a split design, so that the device is greatly convenient in the processes of production, installation, use and maintenance, and meanwhile, when a part of the interior of the device is damaged and needs to be maintained and repaired, the device can be randomly disassembled, thereby avoiding the possibility of complete replacement, greatly reducing the maintenance cost of the lower frame and the maintenance difficulty.

Description

Special lower frame convenient to maintain for excavator

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a lower frame special for an excavator, which is convenient to maintain.

Background

At present, the lower frame of most excavators adopts integrative the making, and consequently the frame is great under whole, need use the large-scale frock clamp of adaptation in the lower frame course of working, and the temporary placement of transport transfer demand is taken up an area of big moreover. Meanwhile, when the lower frame is installed on the excavator for use, the daily maintenance difficulty is large, the cost is high, and therefore the special lower frame for the excavator, which is convenient to maintain, needs to be planted urgently to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special lower frame for an excavator, which is convenient to maintain and aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a special lower frame of excavator convenient to maintain, includes X type link and side connecting portion, X type link external fixation is provided with the connecting cylinder, X type link external fixation is provided with the bottom plate, the spread groove has all been seted up to side connecting portion inside, X type link is located between the spread groove is inside, the side connecting portion outside is kept away from one side and all is fixedly provided with the curb plate, the curb plate all is located X type link outside all around, the top groove has all been seted up to side connecting portion inside, the kerve has all been seted up to side connecting portion inside.

Preferably, the outside top of X type link is fixed and is provided with the connecting cylinder, the outside lower extreme in X type link middle part all is fixed and is provided with the connection steel sheet, the outside bottom mounting of connection steel sheet is provided with the bottom plate.

Preferably, the lower ends of the two ends of the X-shaped connecting frame are provided with plate grooves, the bottom plate is located between the plate grooves, the two ends of the X-shaped connecting frame are provided with screw holes, and the bottom plate is fixedly connected with the X-shaped connecting frame through clamping bolts.

Preferably, the connecting groove has all been seted up at the inside middle part of side connecting portion, the top groove has all been seted up on the inside top of side connecting portion, the kerve has all been seted up to the inside bottom of side connecting portion.

Preferably, the X-shaped connecting frame is located between the connecting grooves, slotted holes are formed in two sides of the inside of the X-shaped connecting frame, and the slotted holes correspond to the top groove and the bottom groove respectively.

Preferably, top bolts are fixedly arranged in the top grooves, bottom bolts are fixedly arranged in the bottom grooves, and side plates are fixedly arranged on the outer portions of the side connecting portions away from one side.

Preferably, the curb plate all is located around the X type link is outside, the screw has all been seted up to the inside vertical direction of curb plate, the curb plate all is fixed with connecting bolt with the inside corresponding screw of X type link, the outside top of connecting bolt all is fixed and is provided with the nut.

Preferably, the side connecting parts are provided with screw holes on the inner surface of one side away from each other, the screw holes are formed in the horizontal direction inside the side plates, and the side connecting parts and the screw holes corresponding to the side plates are fixedly provided with positioning bolts.

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

1. the utility model adopts a split design, so that the device is greatly convenient in the processes of production, installation, use and maintenance, and meanwhile, when a part of the interior of the device is damaged and needs to be maintained and repaired, the device can be randomly disassembled, thereby avoiding the possibility of complete replacement, greatly reducing the maintenance cost of the lower frame and the maintenance difficulty;

2. the lower frame is assembled and installed by matching various bolts, so that the lower frame can be disassembled and maintained in the maintenance process, the practicability of the device is greatly improved, meanwhile, the two sides of the X-shaped connecting frame are arranged into thick strips and can be effectively connected with the side connecting parts, and the temperature of the lower frame is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a lower frame for an excavator, which is convenient to maintain;

FIG. 2 is a side view of the overall structure of a lower frame for an excavator, which is convenient to maintain, of the utility model;

FIG. 3 is a top view of the overall structure of a lower frame for an excavator, which is convenient to maintain.

In the figure: 1. a connecting cylinder; 2. an X-shaped connecting frame; 3. a side connection portion; 31. a top groove; 311. a top bolt; 32. a bottom groove; 321. a bottom bolt; 33. a slot; 34. connecting grooves; 35. a plate groove; 4. a base plate; 41. connecting steel plates; 42. clamping the bolt; 5. a side plate; 51. a nut; 52. a connecting bolt; 53. and (6) positioning the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a special lower frame of excavator convenient to maintain, includes X type link 2 and

side connecting portion

3, 2 external fixations of X type link are provided with connecting cylinder 1, 2 external fixations of X type link are provided with bottom plate 4, spread groove 34 has all been seted up to 3 inside portions of side connecting portion, X type link 2 is located between 34 inside portions of spread groove, 3 outside portions of side connecting portion are kept away from one side and all are fixed and be provided with curb plate 5, curb plate 5 all is located 2 outside of X type link all around, top groove 31 has all been seted up to 3 inside portions of side connecting portion, end groove 32 has all been seted up to 3 inside portions of side connecting portion.

The connecting cylinder 1 is fixedly arranged at the top of the outer part of the X-shaped connecting frame 2, connecting steel plates 41 are fixedly arranged at the lower ends of the outer parts of the middle part of the X-shaped connecting frame 2, and a bottom plate 4 is fixedly arranged at the bottom ends of the outer parts of the connecting steel plates 41; the lower ends of two ends in the X-shaped connecting frame 2 are respectively provided with a plate groove 35, the bottom plate 4 is positioned between the plate grooves 35, and two ends in the X-shaped connecting frame 2 are respectively provided with a screw hole, so that the connecting and mounting are easier in the mounting process, and the bottom plate 4 is fixedly connected with the X-shaped connecting frame 2 through a clamping bolt 42; the middle part of the inside of each side connecting part 3 is provided with a connecting groove 34, the top end of the inside of each side connecting part 3 is provided with a top groove 31, and the bottom end of the inside of each side connecting part 3 is provided with a bottom groove 32; the X-shaped connecting frames 2 are all positioned between the connecting grooves 34, slotted holes 33 are formed in two sides of the interior of each X-shaped connecting frame 2, and the slotted holes 33 correspond to the top grooves 31 and the bottom grooves 32 respectively; top bolts 311 are fixedly arranged in the top grooves 31, bottom bolts 321 are fixedly arranged in the bottom grooves 32, and side plates 5 are fixedly arranged on the sides, far away from the outer parts of the side connecting parts 3; the side plates 5 are all positioned on the periphery of the outer part of the X-shaped connecting frame 2, screw holes are formed in the side plates 5 in the vertical direction, so that the connecting bolts 52 are more convenient to install, the connecting bolts 52 are fixedly arranged in the screw holes of the side plates 5 corresponding to the X-shaped connecting frame 2, and nuts 51 are fixedly arranged at the top ends of the outer parts of the connecting bolts 52; the screw holes are formed in the inner surface of the side connecting portion 3 which is far away from one side of the side connecting portion, the screw holes are formed in the horizontal direction of the inner portion of the side plate 5, so that the positioning bolts 53 can be installed in the side connecting portion, and the positioning bolts 53 are fixedly arranged in the screw holes corresponding to the side connecting portion 3 and the side plate 5.

The working principle is as follows: when the device is required to be assembled and installed in the using process, the bottom plate 4 penetrates into the plate grooves 35, then the bottom plate 4 is fixedly connected with the X-type connecting frame 2 through the clamping bolts 42, then the X-type connecting frame 2 and the bottom plate 4 penetrate into the side connecting parts 3 and are positioned between the connecting grooves 34, then the top bolts 311 are sequentially placed into the top grooves 31 and screwed until the top bolts 311 fixedly connect the side connecting parts 3 with the X-type connecting frame 2, similarly, the bottom bolts 321 are sequentially placed into the bottom grooves 32 and screwed until the bottom bolts 321 fixedly connect the side connecting parts 3, the bottom plate 4 and the X-type connecting frame 2, then the side plate 5 is tightly attached to the outer surface of the side connecting parts 3 and is aligned with the X-type connecting frame 2, so that the side plate 5 and the side connecting parts 3 can be preliminarily fixed through the positioning bolts 53, then, the side plate 5 and the X-shaped connecting frame 2 are fixedly connected by the cooperation of the connecting bolt 52 and the nut 51, and then the positioning bolt 53 is tightly screwed and fastened, so that the side plate 5 and the side connecting portion 3 are fixed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a frame under excavator special use convenient to maintain, includes X type link (2) and side connection portion (3), its characterized in that: x type link (2) external fixation is provided with connecting cylinder (1), X type link (2) external fixation is provided with bottom plate (4), spread groove (34) have all been seted up to side connecting portion (3) inside, X type link (2) are located between spread groove (34) inside, side connecting portion (3) outside is kept away from one side and all is fixedly provided with curb plate (5), curb plate (5) all are located X type link (2) outside all around, top groove (31) have all been seted up to side connecting portion (3) inside, kerve (32) have all been seted up to side connecting portion (3) inside.

2. The excavator special lower frame convenient to maintain as claimed in claim 1, wherein: the X-shaped connecting frame (2) is externally and fixedly provided with a connecting cylinder (1), the middle external lower end of the X-shaped connecting frame (2) is fixedly provided with a connecting steel plate (41), and the bottom of the connecting steel plate (41) is fixedly provided with a bottom plate (4).

3. The excavator special lower frame convenient to maintain as claimed in claim 2, wherein: plate groove (35) have all been seted up to inside both ends lower extreme of X type link (2), bottom plate (4) are located between plate groove (35) inside, the screw has all been seted up at the inside both ends of X type link (2), be connected through block bolt (42) fixed between bottom plate (4) and X type link (2).

4. The excavator special lower frame convenient to maintain as claimed in claim 3, wherein: connecting groove (34) have all been seted up at the inside middle part of side connecting portion (3), top groove (31) have all been seted up on the inside top of side connecting portion (3), kerve (32) have all been seted up to the inside bottom of side connecting portion (3).

5. The excavator special lower frame convenient to maintain as claimed in claim 4, wherein: the X-shaped connecting frame (2) is located between the connecting grooves (34), slotted holes (33) are formed in two sides of the interior of the X-shaped connecting frame (2), and the slotted holes (33) correspond to the top groove (31) and the bottom groove (32) respectively.

6. The excavator special lower frame convenient to maintain as claimed in claim 5, wherein: the top groove (31) is internally and fixedly provided with a top bolt (311), the bottom groove (32) is internally and fixedly provided with a bottom bolt (321), and the side connecting part (3) is externally and fixedly provided with a side plate (5) far away from one side.

7. The excavator special lower frame convenient to maintain as claimed in claim 6, wherein: curb plate (5) all are located X type link (2) outside all around, the screw has all been seted up to the inside vertical direction of curb plate (5), curb plate (5) all are fixed with connecting bolt (52) with the inside corresponding screw of X type link (2), connecting bolt (52) outside top is all fixed and is provided with nut (51).

8. The excavator special lower frame convenient to maintain as claimed in claim 7, wherein: the side connecting portion (3) are kept away from one side inside surface each other and are all seted up the screw, the screw has all been seted up to curb plate (5) inside horizontal direction, side connecting portion (3) and curb plate (5) corresponding screw inside all fixed positioning bolt (53) of being provided with.