Excavator loading handrail and excavator

Abstract

The utility model provides an excavator loading handrail and an excavator, and relates to the technical field of excavators. The getting-on handrail of the excavator comprises a handrail bent pipe, and reinforcing structures are arranged at the two ends of the handrail bent pipe respectively. The reinforcing structure comprises a cylindrical pipe and a conical pipe which are sequentially arranged on the handrail bent pipe in a sleeving mode, the cylindrical pipe and the conical pipe are fixedly connected with the handrail bent pipe, and the end face of the handrail bent pipe is located in the conical pipe or located on the same plane as the first end face, away from the cylindrical pipe, of the conical pipe. According to the scheme, the structure is simple, and the structural strength is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to excavator technical field especially relates to a excavator upper car handrail and excavator. BACKGROUND

[0002] The excavator has large model, in order to facilitate user to get on the car, and consider user safety, generally designs the car handrail. The excavator car handrail currently in order to guarantee the structural strength of assembly part, to avoid the car handrail to appear cracking, break, disconnect and other damage, the structure design is usually more complex, thereby improves production technology and cost. SUMMARY

[0003] The utility model discloses a excavator upper car handrail and excavator, to solve the problem of excavator car handrail structure in prior art is more complex.

[0004] In order to solve the above technical problem, the embodiment of the utility model provides the following technical scheme:

[0005] A kind of excavator car handrail, comprising:

[0006] Handrail elbow pipe, two ends of the handrail elbow pipe are provided with reinforcing structure respectively;The reinforcing structure includes cylindrical pipe and conical pipe that are successively sleeved on the handrail elbow pipe, the cylindrical pipe and the conical pipe are fixedly connected with the handrail elbow pipe respectively, and the end face of the handrail elbow pipe is located in the conical pipe or with the first end face of the conical pipe away from the cylindrical pipe is located in the same plane.

[0007] Optionally, the excavator car handrail, wherein the cylindrical pipe and the conical pipe are fixedly connected.

[0008] Optionally, the excavator car handrail, wherein the first end face of the conical pipe is greater in diameter than the second end face, and the second end face is the end face of the conical pipe connected with the cylindrical pipe.

[0009] Optionally, the excavator car handrail, wherein the diameter of the handrail elbow pipe is the same at each position, and the handrail elbow pipe comprises:

[0010] First pipe body and second pipe body that are parallel to each other, the first end of the first pipe body is provided with the reinforcing structure, the first end of the second pipe body is provided with the reinforcing structure, and the first end of the first pipe body is located above the first end of the second pipe body.

[0011] Third pipe body, connected with the second end of the first pipe body, and the third pipe body is perpendicular to the first pipe body.

[0012] A fourth pipe body connects the second end of the second pipe body and an end of the third pipe body away from the first pipe body.

[0013] Optionally, the excavator cab handrail, wherein the cylindrical pipe and the handrail elbow pipe and the tapered pipe are connected by welding.

[0014] Optionally, the excavator cab handrail, wherein the two ends of the handrail elbow pipe are respectively provided with fixing plates, and the fixing plates are connected with the tapered pipe.

[0015] Optionally, the excavator cab handrail, wherein the fixing plates and the tapered pipe are integrally casted.

[0016] Optionally, the excavator cab handrail, wherein the excavator cab handrail further comprises:

[0017] A mirror mounting plate arranged on the handrail elbow pipe.

[0018] An excavator comprising the excavator cab handrail according to any one of the preceding embodiments.

[0019] Optionally, the excavator, wherein the excavator further comprises an oil tank and a main frame, one end of the excavator cab handrail is fixedly connected with the oil tank, and the other end is fixedly connected with the main frame.

[0020] The excavator cab handrail has the following beneficial effects:

[0021] The excavator cab handrail comprises a handrail elbow pipe, and the two ends of the handrail elbow pipe are respectively provided with reinforcing structures; the reinforcing structure comprises a cylindrical pipe and a tapered pipe which are sequentially sleeved on the handrail elbow pipe; the cylindrical pipe and the tapered pipe are fixedly connected with the handrail elbow pipe, and the end face of the handrail elbow pipe is located inside the tapered pipe or is located in the same plane as the first end face of the tapered pipe away from the cylindrical pipe. In this way, the two ends of the handrail elbow pipe are reinforced by the reinforcing structure, the service life is prolonged, and the later maintenance is reduced; in addition, the reinforcing structure has a simple structure, and the production process and cost are reduced.

[0022] It should be understood that the content described in this part is not intended to identify key or important features of the embodiments of the present application, nor is it used to limit the scope of the present application. Other features of the present application will become apparent from the following description. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings are used to better understand the present application, and do not constitute a limitation on the present application. Among them:

[0024] Figure 1 The figure shows the structure of the excavator cab handrail according to the embodiments of the present application.

[0025] Figure 2 Figure 2 shows a cross-sectional view of the excavator cab handrail according to an embodiment of the present application.

[0026] Figure 3 Figure 1 shows a structural view of the excavator according to an embodiment of the present application.

[0027] Legend of reference signs:

[0028] 11 - handrail elbow pipe

[0029] 12 - cylindrical pipe

[0030] 13 - conical pipe

[0031] 14 - fixed plate

[0032] 15 - mirror mounting plate

[0033] 20 - oil tank

[0034] 30 - main frame DETAILED DESCRIPTION

[0035] The exemplary embodiments of the present application will be described hereinafter with reference to the accompanying drawings, in which various details of the present application are set forth to facilitate an understanding; however, it should be appreciated that the detailed description and specific examples given are provided for purposes of illustration only, and thus, are not intended to limit the scope of the present application. Also, for the purpose of clarity and a concise description, descriptions of well-known functions and constructions are omitted.

[0036] An excavator cab handrail is provided according to an embodiment of the present application.

[0037] As shown in Figure 1 and Figure 2 , the excavator cab handrail comprises:

[0038] A handrail elbow pipe 11, two ends of the handrail elbow pipe 11 are respectively provided with a reinforcing structure; the reinforcing structure comprises a cylindrical pipe 12 and a conical pipe 13 which are successively sleeved on the handrail elbow pipe 11, the cylindrical pipe 12 and the conical pipe 13 are respectively fixedly connected with the handrail elbow pipe 11, and an end surface of the handrail elbow pipe 11 is located inside the conical pipe 13 or is located in the same plane as a first end surface of the conical pipe 13 which is away from the cylindrical pipe 12.

[0039] The utility model discloses an excavator cab handrail pipe, which comprises a handrail elbow pipe 11, a cylindrical pipe 12 and a taper pipe 13.

[0040] As an optional embodiment, the cylindrical pipe 12 is fixedly connected with the taper pipe 13.

[0041] It can be understood that the handrail elbow pipe 11, the cylindrical pipe 12 and the taper pipe 13 are fixedly connected with each other, so that the structural strength of the excavator cab handrail is enhanced.

[0042] As an optional embodiment, the cylindrical pipe 12 is connected with the handrail elbow pipe 11 and the taper pipe 13 in a welding mode.

[0043] It should be noted that when the excavator cab handrail is installed on the excavator, the cylindrical pipe 12 and the taper pipe 13 can be sequentially sleeved on the handrail elbow pipe 11, and the taper pipe 13 is connected with the handrail elbow pipe 11 in a welding mode, the cylindrical pipe 12 is connected with the taper pipe 13 and the handrail elbow pipe 11 in a welding mode, respectively, and then the taper pipe 13 and the handrail elbow pipe 11 are fixedly connected with the excavator in a welding mode, so that the structural strength is ensured.

[0044] As an optional embodiment, the first end face of the taper pipe 13 has a diameter larger than that of the second end face, and the second end face is the end face where the taper pipe 13 is connected with the cylindrical pipe 12.

[0045] In the utility model embodiment, in order to enhance the structural strength of the excavator cab handrail and the connection strength between the taper pipe 13 and the excavator, the first end face of the taper pipe 13 with a larger diameter is fixedly connected with the excavator.

[0046] As an optional embodiment, the diameter of the handrail elbow pipe 11 is the same at each position, and the handrail elbow pipe 11 comprises:

[0047] a first pipe body and a second pipe body which are parallel to each other, the first end of the first pipe body is provided with the reinforcing structure, the first end of the second pipe body is provided with the reinforcing structure, and the first end of the first pipe body is located above the first end of the second pipe body;

[0048] a third pipe body which is connected with the second end of the first pipe body and is perpendicular to the first pipe body;

[0049] A fourth tube body connects the second end of the second tube body and an end of the third tube body away from the first tube body.

[0050] In the embodiment of the utility model, in order to adapt to the structure form of the excavator, the handrail elbow pipe 11 includes the first tube body and the second tube body which are parallel to each other, the third tube body which is perpendicular to the first tube body, and the fourth tube body which is connected with the second tube body and the third tube body respectively.

[0051] As an optional embodiment, the handrail elbow pipe 11 is provided with the fixed plate 14 at both ends respectively, and the fixed plate 14 is connected with the tapered pipe 13.

[0052] In the embodiment of the utility model, the fixed plate 14 is provided with the bolt hole, and the handrail elbow pipe 11 can be fixedly connected with the excavator through the bolt hole.

[0053] As an optional embodiment, the fixed plate 14 is integrally casted with the tapered pipe 13.

[0054] It can be understood that the fixed plate 14 and the tapered pipe 13 are an integral casting, which greatly improves the structural strength.

[0055] As an optional embodiment, the excavator cab handrail further includes:

[0056] The mirror mounting plate 15 is arranged on the handrail elbow pipe 11.

[0057] In the embodiment of the utility model, the mirror is installed through the mirror mounting plate 15, which is convenient for the excavator driver to observe the road conditions and improves the safety. Here, the mirror mounting plate 15 is connected with the handrail elbow pipe 11 in a welding mode.

[0058] The embodiment of the utility model further provides an excavator, which includes the excavator cab handrail in the above embodiment.

[0059] In the embodiment of the utility model, the excavator cab handrail is used, which is stable and reliable, guarantees the safety of the people getting on and off the vehicle, has high structural strength, long service life, reduces the later maintenance, and has simple structure, reduces the production process and cost.

[0060] As an optional embodiment, as shown in Figure 3 The excavator further includes:

[0061] The oil tank 20 and the main frame 30, one end of the excavator cab handrail is fixedly connected with the oil tank 20, and the other end is fixedly connected with the main frame 30.

[0062] It should be noted that the excavator upper vehicle handrail is fixedly connected with the oil tank 20 and the main frame 30 in a welding mode or a screwing mode.

[0063] The above is the preferred embodiment of the present application, it should be noted that for the ordinary person in the art without departing from the principles described in the present application under the premise can be made several improvements and refinements, these improvements and refinements are also within the scope of the present application.

Claims

1. An excavator cab handrail, characterized by, The application relates to a handrail elbow pipe. The handrail elbow pipe is provided with a reinforcing structure at each end.

2. The excavator upper structure handrail of claim 1, wherein, The reinforcing structure comprises a cylindrical pipe and a conical pipe which are sequentially sleeved on the handrail elbow pipe.

3. The excavator upper structure handrail of claim 1, wherein, The cylindrical pipe and the conical pipe are fixedly connected with the handrail elbow pipe.

4. The excavator upper structure handrail of claim 1, wherein, The diameter of the first end face of the conical pipe is larger than that of the second end face. The handrail elbow pipe has the same diameter at each position. The handrail elbow pipe comprises: A first pipe body and a second pipe body which are parallel to each other.

5. The excavator upper structure handrail of claim 2, wherein, The first end of the first pipe body is provided with the reinforcing structure.

6. The excavator upper structure handrail of claim 1, wherein, The first end of the second pipe body is provided with the reinforcing structure.

7. The excavator upper handrail according to claim 6, characterized in that: The first end of the first pipe body is located above the first end of the second pipe body.

8. The excavator cab handrail of claim 1, wherein, A third pipe body is connected with the second end of the first pipe body. The third pipe body is perpendicular to the first pipe body.

9. An excavator characterized by comprising: A fourth pipe body is connected with the second end of the second pipe body and the end of the third pipe body which is away from the first pipe body.

10. The excavator of claim 9, wherein, The cylindrical pipe is connected with the handrail elbow pipe and the conical pipe by welding. The handrail elbow pipe is provided with a fixing plate at each end. The fixing plate is connected with the conical pipe. The fixing plate and the conical pipe are integrally cast. The application further relates to a mirror mounting plate which is arranged on the handrail elbow pipe. The application further relates to a handrail elbow pipe for an excavator. The handrail elbow pipe is fixedly connected with an oil tank at one end and a main frame at the other end.

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