Excavator pipeline arrangement structure and excavator

Abstract

The invention relates to an excavator hydraulic cylinder pipeline arrangement structure and an excavator, belongs to the technical field of excavators, solves the problem of interference between a damaged pipeline and an original hydraulic cylinder pipeline when the damaged pipeline is additionally arranged on a current excavator, and comprises two bucket rod oil cylinder pipelines and two bucket oil cylinder pipelines. Wherein the bottom end axes of the bucket rod oil cylinder pipeline and the bucket oil cylinder pipeline located on one side of the movable arm are parallel to each other, and the plane where the two axes are located is perpendicular to the upper surface of the movable arm, and the bottom end axes of the bucket rod oil cylinder pipeline and the bucket oil cylinder pipeline located on the other side of the movable arm are parallel to each other, and the plane where the two axes are located is perpendicular to the upper surface of the movable arm. By means of the arrangement structure, the hydraulic oil cylinder pipeline cannot interfere with an additionally-arranged damaged pipeline, and the applicability of the excavator is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of excavators, and in particular to an excavator pipeline arrangement structure and an excavator. Background Art

[0002] The statements herein merely provide background information related to the present invention and do not necessarily constitute prior art.

[0003] like Figure 1-Figure 4 As described, the upper surface of the current excavator boom is arranged with two boom cylinder pipelines and two bucket cylinder pipelines, one boom cylinder pipeline and one bucket cylinder pipeline are arranged on one side of the boom upper surface, the other boom cylinder pipeline and bucket cylinder pipeline are arranged on the other side of the boom upper surface, and are located on the outside of the space above the upper surface, the boom cylinder pipeline and the bucket cylinder pipeline are arranged at the bottom end of the bottom end of the boom and are arranged parallel to the upper surface of the boom. When this arrangement is adopted, if a crushing function is added to the excavator, when the boom is lifted to a position close to the upper limit, there will be a slight interference between the crushing pipeline and the boom cylinder pipeline and the bucket cylinder pipeline in the outer space above the side of the current boom upper surface. Summary of the invention

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide an excavator hydraulic cylinder pipeline arrangement structure and an excavator, which avoids the slight interference problem between the hydraulic cylinder pipeline on the upper surface of the current boom and the added crushing pipeline.

[0005] In order to achieve the above object, the present invention is implemented through the following technical solutions:

[0006] In the first aspect, an embodiment of the present invention provides an excavator hydraulic cylinder pipeline arrangement structure, including two boom cylinder pipelines and two bucket cylinder pipelines, wherein the bottom end axes of the boom cylinder pipeline and the bucket cylinder pipeline on one side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom, and the bottom end axes of the boom cylinder pipeline and the bucket cylinder pipeline on the other side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom.

[0007] Optionally, the bottom ends of the boom cylinder pipeline and the bucket cylinder pipeline located on one side of the upper surface of the boom are fixed to the upper surface of the lower end of the boom through a first pipeline fixing member.

[0008] Optionally, the first pipeline fixing member includes a first fixed body, which is vertically fixed on the upper surface of the boom, and has two pipeline slots. The bottom end of the boom cylinder pipeline on one side of the boom is connected to the first fixed body through a pipeline slot, and the bottom end of the bucket cylinder pipeline is connected to the first fixed body through another pipeline slot.

[0009] Optionally, among the boom cylinder pipeline and the bucket cylinder pipeline connected to the first pipeline fixing piece, the boom cylinder pipeline is arranged closer to the upper surface of the boom.

[0010] Optionally, the bottom ends of the arm cylinder pipeline and the bucket cylinder pipeline located on the other side of the upper surface of the boom are fixed to the upper surface of the lower end of the boom through a second pipeline fixing piece.

[0011] Optionally, the second pipeline fixing member includes a second fixed body, which is fixed to one end of the connecting body, and the other end of the connecting body is fixed to the upper surface of the boom so that the second fixed body is located on one side of the upper area of ​​the boom, and the second fixed body is provided with two pipeline slots, and the bottom end of the boom cylinder pipeline on the other side of the boom is connected to the second fixed body through a pipeline slot, and the bottom end of the bucket cylinder pipeline is connected to the second fixed body through another pipeline slot.

[0012] Optionally, the second fixing body and the connecting body are arranged perpendicularly.

[0013] Optionally, among the boom cylinder pipeline and the bucket cylinder pipeline connected to the second pipeline fixing piece, the boom cylinder pipeline is arranged closer to the upper surface of the boom.

[0014] Optionally, the bottom ends of the bucket cylinder pipelines on both sides are provided with upward bending sections so that the bucket cylinder pipelines are arranged closer to the boom.

[0015] In a second aspect, an embodiment of the present invention provides an excavator provided with the excavator hydraulic cylinder pipeline arrangement structure described in the first aspect.

[0016] The beneficial effects of the present invention are as follows:

[0017] The hydraulic cylinder pipeline arrangement structure of the present invention is characterized in that the bottom end axes of the boom cylinder pipeline and the bucket cylinder pipeline on one side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom, and the bottom end axes of the boom cylinder pipeline and the bucket cylinder pipeline on the other side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom. Therefore, the space occupied by the boom cylinder pipeline and the bucket cylinder pipeline located on the upper and outer side of one side of the boom is reduced. When the boom is lifted to a position close to the upper limit, the arrangement of the bottom ends of the boom cylinder pipeline and the bucket cylinder pipeline prevents them from interfering with the installed crushing pipeline, thereby improving the applicability of the excavator. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0019] Figure 1 It is a schematic diagram of the arrangement structure of the existing arm cylinder pipeline and bucket cylinder pipeline on the upper surface of the boom;

[0020] Figure 2 It is a schematic diagram of the interference between the existing boom cylinder pipeline, bucket cylinder pipeline and crushing pipeline;

[0021] Figure 3 yes Figure 2 A local enlarged view of point A in FIG.

[0022] Figure 4 This is a schematic diagram of the arrangement structure of Embodiment 1 of the present invention;

[0023] Among them, 1. the first bucket cylinder oil pipeline, 2. the first bucket oil cylinder pipeline, 3. the second bucket arm oil cylinder pipeline, 4. the second bucket oil cylinder pipeline, 5. the boom, 6. the first fixed body, 7. the second fixed body, 8. the connecting body, 9. the bending section, 10. the bending section. DETAILED DESCRIPTION

[0024] Example 1

[0025] This embodiment provides a hydraulic pipeline arrangement structure for an excavator, such as Figure 4 As shown, it includes two boom cylinder pipelines and two bucket cylinder pipelines, wherein the bottom ends of one boom cylinder pipeline and one bucket cylinder pipeline are located on one side of the boom 5, namely the first boom cylinder pipeline 1 and the first bucket cylinder pipeline 2, and the bottom ends of the other boom cylinder pipeline and the bucket cylinder pipeline are located on the other side of the boom 5, namely the second boom cylinder pipeline 3 and the second bucket cylinder pipeline 4.

[0026] The bottom end axes of the first bucket cylinder pipeline 1 and the first shovel cylinder pipeline 2 are arranged in parallel, and the plane where the axes are located is perpendicular to the upper surface of the boom 5, and the bottom ends of the first bucket cylinder pipeline 1 and the first shovel cylinder pipeline 2 are located above the side of the boom 5.

[0027] In this embodiment, the bottom ends of the first boom cylinder pipeline 1 and the first bucket cylinder pipeline 2 are connected to a first pipeline fixing member, and the first pipeline fixing member is fixed to the upper surface of the side of the boom 5 .

[0028] The first pipeline fixing member adopts a first fixing body 6, which is directly and vertically fixed on the upper surface of the boom 5. The first fixing body 6 is provided with two pipeline clamping grooves, one of which is clamped and fixed to the bottom end of the first boom cylinder pipeline 1, and the other pipeline clamping groove is clamped and fixed to the bottom end of the first bucket cylinder pipeline 2.

[0029] In this embodiment, among the first bucket cylinder pipeline 2 and the first bucket cylinder pipeline 1 , the bottom end of the first bucket cylinder pipeline 1 is arranged closer to the upper surface of the boom 5 .

[0030] The bottom end axes of the second bucket cylinder pipeline 4 and the second arm cylinder pipeline 3 on the other side of the boom 5 are arranged in parallel, and the planes where the two axes are located are perpendicular to the upper surface of the boom 5 .

[0031] In this embodiment, the bottom ends of the second bucket cylinder pipeline 4 and the second arm cylinder pipeline 5 are located on one side of the upper area of ​​the side of the boom 5 .

[0032] The bottom ends of the second bucket cylinder pipeline 4 and the second arm cylinder pipeline 3 are connected to a second pipeline fixing member, and the second pipeline fixing member is fixed on the upper surface of the boom.

[0033] The second pipeline fixing member includes a second fixing body 7 , which is vertically fixed to one end of the upper surface of a connecting body 8 , and the other end of the connecting body 8 is fixedly connected to the side of the upper surface of the boom 5 .

[0034] The second fixed body 7 is provided with two pipeline clamping grooves, one of which is clamped and fixed to the bottom end of the second boom cylinder pipeline 3 , and the other is clamped and fixed to the bottom end of the second bucket cylinder pipeline 4 .

[0035] Furthermore, among the bottom ends of the second bucket cylinder pipeline 4 and the second boom cylinder pipeline 5 , the bottom end of the second boom cylinder pipeline 5 is arranged closer to the upper surface of the boom 5 .

[0036] In this embodiment, a bending section 9 extending in a direction away from the upper surface of the boom 5 is provided between the bottom end of the first bucket cylinder pipeline 2 and the remaining pipe sections so that the bottom end of the first bucket cylinder pipeline 2 can be located above the bottom end of the first boom cylinder pipeline 1 and further away from the boom 5.

[0037] A bending section 10 extending away from the upper surface of the boom 5 is provided between the bottom end of the second bucket cylinder pipeline 4 and the remaining pipe sections so that the bottom end of the second bucket cylinder pipeline 4 can be located above the bottom end of the second boom cylinder pipeline 3 and further away from the boom 5.

[0038] The distribution of the first bucket cylinder pipeline 1, the first dipper cylinder pipeline 2, the second boom cylinder pipeline 3 and the remaining part of the second dipper cylinder pipeline 4 on the upper surface of the boom 5 may adopt the existing technology and will not be described in detail here.

[0039] By adopting the arrangement structure of this embodiment, the space occupied by the boom cylinder pipeline and the bucket cylinder pipeline located on the upper and outer side of one side of the boom is reduced. When the boom is raised to a position close to the upper limit, the arrangement of the bottom ends of the boom cylinder pipeline and the bucket cylinder pipeline prevents them from interfering with the installed crushing pipeline, thereby improving the applicability of the excavator.

[0040] Example 2

[0041] This embodiment provides an excavator, which is provided with the excavator pipeline arrangement structure described in Embodiment 1. The remaining structures of the excavator can adopt the existing technology and will not be described in detail here.

[0042] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An excavator hydraulic cylinder pipeline arrangement structure, including two arm cylinder pipelines and two bucket cylinder pipelines, characterized in that: The bottom axes of the arm cylinder pipeline and the bucket cylinder pipeline on one side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom. The bottom axes of the arm cylinder pipeline and the bucket cylinder pipeline on the other side of the boom are parallel to each other and the plane where the two axes are located is perpendicular to the upper surface of the boom.

2. The excavator hydraulic cylinder pipeline arrangement structure according to claim 1, characterized in that: The bottom ends of the boom oil cylinder pipeline and the bucket oil cylinder pipeline located on one side of the upper surface of the boom are fixed to the upper surface of the lower end of the boom through a first pipeline fixing piece.

3. The excavator hydraulic cylinder pipeline arrangement structure according to claim 2, characterized in that: The first pipeline fixing member includes a first fixing body, which is vertically fixed on the upper surface of the boom. The first fixing body is provided with two pipeline slots. The bottom end of the boom cylinder pipeline on one side of the boom is connected to the first fixing body through a pipeline slot, and the bottom end of the bucket cylinder pipeline is connected to the first fixing body through another pipeline slot.

4. The excavator hydraulic cylinder pipeline arrangement structure according to claim 2, characterized in that: Of the arm cylinder pipeline and the bucket cylinder pipeline connected to the first pipeline fixing piece, the arm cylinder pipeline is arranged closer to the upper surface of the boom.

5. The excavator hydraulic cylinder pipeline arrangement structure according to claim 1, characterized in that: The bottom ends of the boom oil cylinder pipeline and the bucket oil cylinder pipeline located on the other side of the upper surface of the boom are fixed to the upper surface of the lower end of the boom through a second pipeline fixing piece.

6. The excavator hydraulic cylinder pipeline arrangement structure according to claim 5, characterized in that: The second pipeline fixing member includes a second fixing body, which is fixed to one end of the connecting body, and the other end of the connecting body is fixed to the upper surface of the boom so that the second fixing body is located on one side of the upper area of ​​the boom. The second fixing body is provided with two pipeline grooves, and the bottom end of the boom cylinder pipeline on the other side of the boom is connected to the second fixing body through a pipeline groove, and the bottom end of the bucket cylinder pipeline is connected to the second fixing body through another pipeline groove.

7. The excavator hydraulic cylinder pipeline arrangement structure according to claim 6, characterized in that: The second fixing body is arranged perpendicularly to the connecting body.

8. The excavator hydraulic cylinder pipeline arrangement structure according to claim 5, characterized in that: Of the arm cylinder pipeline and the bucket cylinder pipeline connected to the second pipeline fixing piece, the arm cylinder pipeline is arranged closer to the upper surface of the boom.

9. The excavator hydraulic cylinder pipeline arrangement structure according to claim 1, characterized in that: The bottom ends of the bucket cylinder pipelines on both sides are provided with upward bending sections so that the bucket cylinder pipelines are set closer to the boom.

10. An excavator, characterized in that: An excavator hydraulic cylinder pipeline arrangement structure according to any one of claims 1 to 9 is provided.

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