CN220768232U

CN220768232U - Excavator frame connecting device

Info

Publication number: CN220768232U
Application number: CN202322187819.0U
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: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-04-12
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a frame connecting device of an excavator, which comprises a first frame and a second frame, wherein three clamping grooves are fixedly arranged on the first frame and the second frame, clamping blocks are arranged in the clamping grooves, a first hydraulic rod and a second hydraulic rod are respectively and fixedly arranged at two ends of the first frame and the second frame, a supporting seat is fixedly connected with the other ends of the first hydraulic rod and the second hydraulic rod, two damping mechanisms are fixedly arranged between the supporting seat and the first frame and between the supporting seat and the second frame, and a rotating seat is fixedly connected with the supporting seat through fixing bolts. The utility model has simple structure and rich functions, the support seat is fixedly arranged at the bottom of the rotating seat, and the hydraulic rod and the damping mechanism are fixedly arranged between the support seat and the two frames, so that the position of the clamping block in the clamping groove can be adjusted through the hydraulic rod, the height of the frames can be conveniently adjusted, and the damping mechanism can further buffer the impact force generated during movement.

Description

Excavator frame connecting device

Technical Field

The utility model relates to the technical field of connecting devices, in particular to an excavator frame connecting device.

Background

An excavator is an earth moving machine which uses a bucket to excavate materials higher or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a storage yard. In recent years, development of the construction machine is relatively rapid, and the excavator has become one of the most important construction machines in engineering construction. Common excavator structures include power units, work units, swing mechanisms, steering mechanisms, transmission mechanisms, travelling mechanisms, auxiliary facilities, and the like. The frame assembly is an integral welding piece and adopts an X-shaped structure, and has the main advantages of high bearing capacity, and the frame assembly is formed by welding three parts of a left longitudinal beam, a main frame and a right longitudinal beam.

The excavator frame that uses at present is basically all carrying out fixed connection, and highly sets up equally fixed, through the removal wheel of installing in the frame both sides, and will dig the direct fixed mounting in frame between the machine operation, but can receive the impact of striking when carrying out the excavation operation, can cause the uncomfortable sense of operator after long-time operation, and secondly because the frame height of dig the machine is comparatively fixed, consequently receive the restriction of topography often when carrying out the operation, therefore the practicality is not high.

Disclosure of Invention

The utility model aims to provide an excavator frame connecting device which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an excavator frame connecting device, includes frame and No. two frames, equal fixed mounting has three draw-in grooves on frame and No. two frames, the fixture block has been placed in the draw-in groove, the both ends of frame and No. two frames respectively fixed mounting have a hydraulic stem and No. two hydraulic stems, the other end fixedly connected with supporting seat of a hydraulic stem and No. two hydraulic stems, fixed mounting has two damper between supporting seat and frame, the No. two frames, the supporting seat passes through fixing bolt fixedly connected with roating seat.

Preferably, the first frame and the second frame are metal support frames with arc structures, and moving wheels are arranged on the first frame and the second frame.

Preferably, the clamping groove is a U-shaped groove made of metal, wherein the clamping block is attached to the clamping groove and is fixedly connected through a fixing bolt, and the clamping block is fixedly installed at the bottom of the supporting seat.

Preferably, the clamping grooves and the clamping blocks are uniformly provided with mounting holes, one end of the fixing bolt penetrates through the clamping grooves and the clamping blocks to be screwed and connected with fixing nuts, and the fixing nuts are placed in one side of the clamping grooves.

Preferably, the damping mechanism comprises a main rod, an auxiliary rod and a spring, wherein one end of the main rod is fixedly arranged at the bottom of the supporting seat, one end of the auxiliary rod is placed in the main rod, the other end of the auxiliary rod is respectively and fixedly connected to the first frame and the second frame, and the spring is sleeved on the main rod.

Preferably, the first hydraulic rod and the second hydraulic rod are hydraulic ejector rods and are connected to the hydraulic pump through a hydraulic pipe in a driving mode, and the rotary seat is fixedly connected with the excavator main body.

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

according to the utility model, the supporting seat is fixedly arranged below the rotating seat, the first frame and the second frame are fixedly arranged below the supporting seat, the first hydraulic rod and the second hydraulic rod are fixedly arranged between the supporting seat and the first frame and between the second frame, so that the first frame and the second frame can be pushed to move up and down by the hydraulic rod, the clamping grooves are fixedly arranged on the first frame and the second frame, the clamping blocks are fixedly arranged at the bottoms of the supporting seat, and the clamping blocks are fixedly connected with the clamping grooves through the fixing bolts, so that the two frames stably support the supporting seat, and meanwhile, the damping mechanism is fixedly arranged among the first frame, the second frame and the supporting seat, so that impact force in the excavating process can be further buffered, and the comfort level of operators is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the present utility model;

fig. 3 is a top view of the present utility model.

In the figure: 1. a first frame; 2. a second frame; 3. a clamping block; 4. a hydraulic lever number one; 5. a second hydraulic rod; 6. a support base; 7. a damping mechanism; 71. a main rod; 72. an auxiliary rod; 73. a spring; 8. a fixing bolt; 9. a rotating seat; 10. a mounting hole; 11. a fixed screw cap; 12. a clamping groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides an excavator frame connecting device, including frame 1 and No. two frames 2, wherein frame 1 and No. two frames 2 are the metal support frame of arc structure, and install on frame 1 and No. two frames 2 and remove the round, then the round is removed in the installation that can be better, make to remove the round and can drive the removal use of frame 1 and No. two frames 2, all fixed mounting has three draw-in groove 12 on frame 1 and No. two frames 2, fixture block 3 has been placed in the draw-in groove 12, wherein the draw-in groove 12 is the U type groove of metal material, wherein fixture block 3 laminating is placed in draw-in groove 12, and carry out fixed connection through fixing bolt 8, and fixture block 3 fixed mounting is in the bottom of supporting seat 6, all evenly offer mounting hole 10 on draw-in groove 12 and the fixture block 3 simultaneously, wherein fixing bolt 8's one end is passed draw-in groove 12 and fixture block 3 and is screwed and is connected with fixing nut 11, and fixing nut 11 places in draw-in one side of draw-in groove 12, so can make frame 1 and No. 2 fixed mounting just can adjust under the bottom of supporting seat 6.

The hydraulic rod 4 and the hydraulic rod 5 are fixedly installed at two ends of the first frame 1 and the second frame 2 respectively, the supporting seat 6 is fixedly connected with the other ends of the first hydraulic rod 4 and the second hydraulic rod 5, the first hydraulic rod 4 and the second hydraulic rod 5 are hydraulic ejector rods and are connected to a hydraulic pump through hydraulic pipes in a driving mode, the rotary seat 9 is fixedly connected with an excavator main body, and therefore the hydraulic pump can be used for driving the first hydraulic rod 4 and the second hydraulic rod 5 to stretch or shrink for use, and driving connection is achieved.

Two damping mechanisms 7 are fixedly arranged between the supporting seat 6 and the first and second frames 1 and 2, wherein the damping mechanisms 7 consist of a main rod 71, an auxiliary rod 72 and a spring 73, one end of the main rod 71 is fixedly arranged at the bottom of the supporting seat 6, one end of the auxiliary rod 72 is arranged in the main rod 71, the other ends of the auxiliary rod 72 are respectively fixedly connected to the first and second frames 1 and 2, the spring 73 is sleeved on the main rod 71, the supporting seat 6 is fixedly connected with a rotating seat 9 through a fixing bolt 8, and a cab is fixedly arranged on the rotating seat 9, so that the cab can be used normally.

Working principle: according to the utility model, the cab is fixedly arranged on the rotary seat 9 during use, the movable wheels are fixedly arranged on the first frame 1 and the second frame 2, so that the excavator can be normally used in a movable mode, when the excavator starts to be adjusted in required height, one side of the excavator is supported by the excavator bucket, the first hydraulic rod 4 and the second hydraulic rod 5 are driven by the hydraulic pump to perform driving work, the first hydraulic rod 4 and the second hydraulic rod 5 push the first frame 1 to move, when the cab is adjusted to a proper height, the clamping blocks 3 are fixedly arranged in the clamping grooves 12 by the aid of the fixing bolts 8, the clamping blocks 3 are fixedly arranged at the bottom of the supporting seat 6, the clamping grooves 12 are fixedly arranged on the first frame 1, so that the first frame 1 can stably support the supporting seat 6, when the other side of the excavator is supported by the excavator bucket, the second frame 2 is adjusted to a proper position according to the same sequence, the second frame 2 is fixedly arranged by the fixing bolts 8 and the fixing nuts 11, and the second frame 2 is fixedly arranged in the same sequence, so that the first frame is movably connected with the supporting seat 6 by the aid of the fixing bolts 8, and the damping device is further fixedly arranged in the supporting seat 6, and the damping device is further convenient to use, and the damping device is installed in the supporting seat 6, and the damping device is convenient to use, and has the damping device is more convenient to install.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 an excavator frame connecting device, includes frame (1) and No. two frames (2), its characterized in that: the hydraulic vehicle is characterized in that three clamping grooves (12) are formed in the first vehicle frame (1) and the second vehicle frame (2) in a fixed mode, clamping blocks (3) are arranged in the clamping grooves (12), a first hydraulic rod (4) and a second hydraulic rod (5) are fixedly arranged at two ends of the first vehicle frame (1) and the second vehicle frame (2) respectively, a supporting seat (6) is fixedly connected with the other ends of the first hydraulic rod (4) and the second hydraulic rod (5), two damping mechanisms (7) are fixedly arranged between the supporting seat (6) and the first vehicle frame (1) and between the second vehicle frame (2), and the supporting seat (6) is fixedly connected with a rotating seat (9) through fixing bolts (8).

2. The excavator frame connection device of claim 1 wherein: the first frame (1) and the second frame (2) are metal support frames with arc structures, and movable wheels are arranged on the first frame (1) and the second frame (2).

3. The excavator frame connection device of claim 1 wherein: the clamping groove (12) is a U-shaped groove made of metal, the clamping block (3) is placed in the clamping groove (12) in a fitting mode, the clamping block is fixedly connected through the fixing bolt (8), and the clamping block (3) is fixedly installed at the bottom of the supporting seat (6).

4. The excavator frame connection device of claim 1 wherein: the clamping groove (12) and the clamping block (3) are uniformly provided with mounting holes (10), one end of the fixing bolt (8) penetrates through the clamping groove (12) and the clamping block (3) to be screwed and connected with a fixing nut (11), and the fixing nut (11) is placed in one side of the clamping groove (12).

5. The excavator frame connection device of claim 1 wherein: the damping mechanism (7) consists of a main rod (71), an auxiliary rod (72) and a spring (73), wherein one end of the main rod (71) is fixedly arranged at the bottom of the supporting seat (6), one end of the auxiliary rod (72) is placed in the main rod (71), the other ends of the auxiliary rod (72) are respectively fixedly connected to a first frame (1) and a second frame (2), and the spring (73) is sleeved on the main rod (71).

6. The excavator frame connection device of claim 1 wherein: the first hydraulic rod (4) and the second hydraulic rod (5) are hydraulic ejector rods and are connected to the hydraulic pump through hydraulic pipes in a driving mode, and the rotary seat (9) is fixedly connected with a main body of the excavator.