Excavator accessory pipeline structure

Abstract

The utility model relates to an excavator accessory pipeline structure, which relates to the technical field of engineering machinery and comprises a bucket, a pair of steering oil cylinders is mounted on the back of the bucket, first oil ports and second oil ports are formed in the steering oil cylinders, the first oil ports are connected through a first conical hose, and the second oil ports are connected through a second conical hose. A first hose assembly is located in the center of the bucket and is perpendicular to the first conical hose, a quick connector is arranged at the tail end of the first conical hose, a second hose assembly is located in the center of the bucket and is perpendicular to the second conical hose, a quick connector is arranged at the tail end of the second conical hose, assembling and disassembling parts are concentrated in the center of the bucket to be disassembled and assembled, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical tool technical field, concretely relates to a excavator accessory pipeline structure. BACKGROUND

[0002] The quick connector is also called quick connector, mainly improves the replacement efficiency between the bucket and the bucket, the soil loosening device and other working components when the excavator is working, is divided into hydraulic type and mechanical type two, wherein the hydraulic type quick connector needs to modify the excavator pipeline and hydraulic system to reach the demand of automatic replacement working device,

[0003] Among them, the quick-change grass grabbing accessory is connected with the quick connector, is convenient and fast to disassemble and assemble, but the following technical problems will appear when disassembling and assembling the quick-change grass grabbing accessory:

[0004] Referring to the accompanying Figure 1 The existing grass grabbing accessory needs two sets of accessory systems, which are quick-change oil cylinder accessory and grass grabbing bucket accessory, when the bucket is replaced, the two sets of accessories need to be removed at the same time, the quick connector is placed at the working oil cylinder steel pipe joint, and the quick accessory connector is placed at the bucket fixing position, both sides need to be operated when disassembling and assembling, which is not convenient to operate. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a excavator accessory pipeline structure, which can at least solve one of the above technical problems.

[0006] In order to realize the above object, the utility model provides a excavator accessory pipeline structure, which comprises a bucket, a pair of steering oil cylinders are installed on the back of the bucket, the steering oil cylinders are provided with first oil ports and second oil ports, the first oil ports are connected through first taper hoses, the second oil ports are connected through second taper hoses, a first hose assembly is connected with the first taper hoses and is perpendicular to the first taper hoses in the center of the bucket, a quick connector is arranged at the end of the first taper hose, a second hose assembly is connected with the second taper hoses and is perpendicular to the second taper hoses in the center of the bucket, and a quick connector is arranged at the end of the second taper hose.

[0007] Further, the steering oil cylinders are arranged close to the side surface of the bucket.

[0008] Further, the steering oil cylinders are connected through direct joint taper hoses.

[0009] Further, the first taper hose and the second taper hose are arranged along the length direction of the bucket, and the first taper hose is parallel to the second taper hose.

[0010] Further, the first taper hose and the second taper hose are fixed on the back of the bucket through pipe clamps.

[0011] Further, the end of the quick connector is connected with a dustproof plug.

[0012] Further, the dustproof plug is connected with the quick connector at the end.

[0013] Further, the quick connector is connected with the straight-through combination connector.

[0014] Further, the grabber elbow pipe is connected with the straight-through combination connector perpendicularly, and the grabber elbow pipe is fixed on the back of the bucket through the fixed pressing plate.

[0015] Further, the hose assembly is connected with the grabber elbow pipe perpendicularly.

[0016] The beneficial effects of one or more technical solutions above are as follows:

[0017] The position of the quick connector is adjusted to the fixed position of the bucket, and the connector is arranged at the center of the bucket, so that the disassembly and assembly are concentrated at the center of the bucket, which is convenient for operation, and the first conical hose and the second conical hose arranged in parallel can correspond to the first hose assembly and the second hose assembly respectively, the second conical hose is connected when the hydraulic rod of the oil cylinder needs to be extended, the first conical hose is connected when the hydraulic rod of the oil cylinder needs to be retracted, and the change of the disassembly and assembly position does not affect the normal use of the oil cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings accompanying the specification of the present application form a part thereof, serve to provide further understanding of the present application, and together with the description of the present application, serve to explain the present application, and do not constitute limitations to the present application.

[0019] Figure 1 It is an existing structure schematic diagram.

[0020] Figure 2 It is an installation structure schematic diagram of the present application.

[0021] In the drawings, 1 is a bucket, 2 is a steering oil cylinder, 3 is a first oil port, 4 is a second oil port, 5 is a first conical hose, 6 is a second conical hose, 7 is a first hose assembly, 8 is a quick connector, 9 is a second hose assembly, 10 is a pipe clamp, 11 is a dustproof plug, 12 is a quick connector, 13 is a straight-through combination connector, 14 is a grabber elbow pipe, and 15 is a hose assembly. DETAILED DESCRIPTION

[0022] The specific implementation of the present embodiment will be described below with reference to the drawings.

[0023] Referring to Figure 1 and Figure 2 The present application provides a pipe structure of an excavator accessory, referring to Figure 2, including a bucket 1, a pair of steering oil cylinders 2 are installed on the back of the bucket 1, the steering oil cylinders 2 are provided with first oil ports 3 and second oil ports 4, the first oil ports 3 are connected by first taper hoses 5, the second oil ports 4 are connected by second taper hoses 6, a first hose assembly 7 is connected vertically to the first taper hoses 5 at the center of the bucket 1, quick connectors 8 are arranged at the ends of the first taper hoses 5, a second hose assembly 9 is connected vertically to the second taper hoses 6 at the center of the bucket 1, and the quick connectors 8 are arranged at the ends of the second taper hoses 6.

[0024] The first taper hoses 5 and the second taper hoses 6 are arranged along the length direction of the bucket 1, the first taper hoses 5 are arranged parallel to the steering oil cylinders 2 close to the side of the bucket 1, the steering oil cylinders 2 are connected by direct connector taper hoses, the first taper hoses 5 and the second taper hoses 6 are arranged in parallel to divide the oil port channels on both sides of the cylinder road.

[0025] The first taper hoses 5 and the second taper hoses 6 are fixed on the back of the bucket 1 by pipe clamps 10, the pipe clamps 10 are made of metal sheets, threaded holes are formed at both ends of the metal sheets, the pipe clamps 10 are pressed on the first taper hoses 5 and the second taper hoses 6 by bolts, and the pipe clamps 10 are fixed on the back of the bucket 1 by tightening the bolts.

[0026] The quick connectors 8 need to be frequently assembled and disassembled, the interfaces of the quick connectors 8 are often exposed to the air, therefore dust plugs 11 are connected at the ends of the quick connectors 8 to prevent dust from entering the quick connectors 8.

[0027] The dust plugs 11 are connected with quick change connectors 12, when assembly and disassembly are needed, the quick change connectors 12 are directly disassembled and assembled in the central area corresponding to the first hose assembly 7 and the second hose assembly 9.

[0028] The quick change connectors 12 are connected with straight-through combination connectors 13, the straight-through combination connectors 13 are connected with gripper elbows 14 perpendicularly, the gripper elbows 14 are fixed on the back of the bucket 1 by fixing plates, hose assemblies 15 are connected perpendicularly to the gripper elbows 14, the originally horizontally arranged pipelines are made into U-shaped by the gripper elbows 14, so as to reduce the space after the pipeline arrangement.

[0029] When supplying oil to the steering oil cylinders 2 on both sides, hydraulic oil flows into the gripper elbows 14 from the hose assemblies 15, then flows into the quick change connectors 12 through the straight-through combination connectors 13, the hose assemblies 15 correspond to the first hose assembly 7 and the second hose assembly 9 respectively, when the hydraulic rod of the oil cylinder needs to be extended, the second taper hose 6 is connected, when the hydraulic rod of the oil cylinder needs to be retracted, the first taper hose 5 is connected.

[0030] When assembly and disassembly are needed, the quick change connectors 12 are directly disassembled and assembled in the central area corresponding to the first hose assembly 7 and the second hose assembly 9.

[0031] The utility model discloses above although the specific embodiment of the utility model has been described in conjunction with the drawing, is not the limit to the protection scope of the utility model, and the person skilled in the art should understand that on the basis of the technical scheme of the utility model, various modifications or deformation that the person skilled in the art can make without paying creative labour are still within the protection scope of the utility model.

Claims

1. An excavator implement plumbing structure, characterized by, The invention relates to a backhoe comprising a bucket, a pair of steering cylinders mounted on the back of the bucket, the steering cylinders having a first port and a second port, the first ports being connected by a first taper hose, the second ports being connected by a second taper hose, a first hose assembly being connected to the first taper hose at the center of the bucket and perpendicular to the first taper hose, the first taper hose having a quick connector at its end, a second hose assembly being connected to the second taper hose at the center of the bucket and perpendicular to the second taper hose, the second taper hose having a quick connector at its end.

2. The excavator implement plumbing structure of claim 1, wherein, The steering cylinders are arranged close to the side of the bucket.

3. The excavator implement plumbing structure of claim 1, wherein, The steering cylinders are connected by direct joint taper hoses.

4. The excavator implement plumbing structure of claim 1, wherein, The first taper hose and the second taper hose are arranged along the length of the bucket, the first taper hose being parallel to the second taper hose.

5. The excavator implement plumbing structure of claim 1, wherein, The first taper hose and the second taper hose are fixed to the back of the bucket by hose clamps.

6. The excavator implement plumbing structure of claim 1, wherein, The quick connector is connected to a dustproof plug at its end.

7. The excavator implement plumbing structure of claim 6, wherein, The dustproof plug is connected to a quick-change connector at its end.

8. The excavator implement plumbing structure of claim 7, wherein, The quick-change connector is connected to a through combination connector.

9. The excavator implement plumbing structure of claim 8, wherein, A grabber elbow is connected to the through combination connector perpendicularly, the grabber elbow being fixed to the back of the bucket by a fixed pressing plate.

10. The excavator implement plumbing structure of claim 9, wherein, A hose assembly is connected to the grabber elbow perpendicularly.

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