Heightening support of excavator cab

Abstract

The utility model discloses an excavator cab heightening support which comprises a base and a bearing structure arranged on the base, the bearing structure comprises a plurality of bearing frames which are oppositely arranged at intervals, the bearing frames are connected through connecting structures, each bearing frame comprises a plurality of stand columns and a plurality of cross beams connected with the stand columns, and the cross beams are connected with the stand columns. The vertical columns are used for being connected with the bottom of the cab of the excavator, a reinforcing assembly is arranged between every two adjacent vertical columns, each reinforcing assembly comprises a first inclined supporting piece and a second inclined supporting piece, and the first inclined supporting pieces and the second inclined supporting pieces are fixedly connected and perpendicularly arranged. The utility model has the beneficial effects of high structural strength and high safety.

Description

TECHNICAL FIELD

[0001] The utility model relates to excavator equipment field, especially a kind of heightening support of excavator cab. BACKGROUND

[0002] As one of most common engineering machinery, excavator is not only limited to earthwork operation in construction condition, its deformation product is widely used in smelting plant, port, scrap steel transfer, coal transportation and other industries, in these occasions, to ensure the operation field of view of cab, the heightening requirement of cab sight line is needed, generally, the heightening of cab is realized by installing heightening support below cab.

[0003] The heightening support of existing excavator cab is usually simple in structure, and excavator can be subjected to great vibration in operation, which can easily cause the center of gravity of heightening support to deviate or structure to deform, thereby affecting the stability of cab and causing safety hazard. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of heightening support of excavator cab, which has high structural strength and high safety.

[0005] The utility model is realized by the following technical solutions.

[0006] A kind of heightening support of excavator cab, including base, load-bearing structure arranged on the base, the load-bearing structure includes a plurality of relative interval arrangement load-bearing frame, the load-bearing frame is connected by connecting structure between the load-bearing frame, the load-bearing frame includes a plurality of columns and a plurality of first cross beams connecting a plurality of columns, the column is used to connect the bottom of the excavator cab, strengthening component is arranged between adjacent two columns, the strengthening component includes first inclined brace and second inclined brace, the first inclined brace and the second inclined brace are fixedly connected and vertically arranged.

[0007] As further improvement of the utility model, two first cross beams are arranged between adjacent two columns of the load-bearing frame, and the two first cross beams are symmetrically arranged along the midline of the column length direction.

[0008] As further improvement of the utility model, one end of the first inclined brace and the second inclined brace is simultaneously connected with one of the column and the first cross beam.

[0009] As further improvement of the utility model, connecting block is arranged between the first inclined brace, the second inclined brace and the column, the first cross beam, and the connecting block is arranged at the corner of the column and the first cross beam.

[0010] As a further improvement of the utility model, the connecting structure comprises a plurality of second cross beams, and the second cross beams are used for connecting two opposite columns in adjacent two load-bearing frames.

[0011] As a further improvement of the utility model, both sides of the load-bearing frame are provided with sealing plates, and the sealing plates are detachably connected with the columns.

[0012] As a further improvement of the utility model, the sealing plates are detachably connected with the columns through bolts.

[0013] As a further improvement of the utility model, one of the sealing plates is provided with a ladder.

[0014] As a further improvement of the utility model, both sides of the ladder are provided with handrails. BRIEF DESCRIPTION OF DRAWINGS

[0015] The preferred embodiments of the utility model will be described in detail below with reference to the drawings, so as to help understand the purposes and advantages of the utility model, wherein:

[0016] Fig. 1 It is a top view of the heightening support of the excavator cab of the utility model;

[0017] Fig. 2 It is a structural schematic view of the load-bearing frame;

[0018] Fig. 3 It is a front view of the heightening support of the excavator cab of the utility model;

[0019] Fig. 4 It is a side view of the heightening support of the excavator cab of the utility model. DETAILED DESCRIPTION

[0020] The utility model will be further described in detail below according to the drawings and embodiments.

[0021] In the present specification, the orientation terms such as up, down, left, right, front, back, front face, back face, top, bottom and the like mentioned or possibly mentioned are defined relative to the structure shown in the drawings, and the words "inner" and "outer" respectively refer to the direction towards or away from the geometric center of a particular component, which are relative concepts, so it is possible to change accordingly according to different positions, different use states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0022] The embodiment provides a heightening support of an excavator cab, referring to Figs. 1-4, including a base 1, a load-bearing structure provided on the base 1, the load-bearing structure comprising a plurality of load-bearing frames 2 arranged at intervals, the load-bearing frames 2 being connected through a connecting structure, the load-bearing frame 2 comprising a plurality of columns 21 and a plurality of first cross beams 22 connecting the plurality of columns 21, the columns 21 being used to connect the bottom of the excavator cab, that is, the plurality of columns 21 are used to heighten and support the excavator cab, a reinforcing assembly 23 being arranged between adjacent two columns 21, the reinforcing assembly 23 comprising a first diagonal brace 231 and a second diagonal brace 232, the first diagonal brace 231 and the second diagonal brace 232 being fixedly connected and arranged perpendicularly.

[0023] In the embodiment, the first diagonal brace 231 and the second diagonal brace 232 can transmit and disperse the external force received by the column 21, thereby improving the stability of the overall structure of the load-bearing frame 2, and since the first diagonal brace 231 and the second diagonal brace 232 are fixedly connected and perpendicular to each other, the first diagonal brace 231 and the second diagonal brace 232 can transmit the external force received by each other and disperse it in various directions, thereby optimizing the transmission path of the force inside the load-bearing frame 2 and further increasing the overall structural stability of the load-bearing frame 2, so that the heightening support has high structural strength.

[0024] In the embodiment, two first cross beams 22 are arranged between adjacent two columns 21 of the load-bearing frame 2, and the two first cross beams 22 are symmetrically distributed along the midline of the length direction of the column 21, so that the load-bearing frame 2 bears more uniform force, thereby improving the structural strength of the load-bearing frame 2.

[0025] In the embodiment, one end of the first diagonal brace 231 and the second diagonal brace 232 is connected to one of the column 21 and the first cross beam 22 at the same time, so that the first diagonal brace 231 and the second diagonal brace 232 can simultaneously transmit the force received by the column 21 and the first cross beam 22, thereby further increasing the structural strength of the load-bearing frame 2.

[0026] Meanwhile, in order to facilitate the connection between the first diagonal brace 231, the second diagonal brace 232 and the column 21 and the first cross beam 22, a connecting block 24 is arranged between the first diagonal brace 231, the second diagonal brace 232 and the column 21 and the first cross beam 22, the connecting block 24 being arranged at the corner where the column 21 and the first cross beam 22 are connected, and the connecting block 24 can be fixed at the corner where the column 21 and the first cross beam 22 are connected by welding.

[0027] In the embodiment, the connecting structure comprises a plurality of second cross beams 3, the second cross beams 3 being used to connect two opposite columns 21 in adjacent two load-bearing frames 2, so as to fix the plurality of load-bearing frames 2 together.

[0028] In the embodiment, the load-bearing frame 2 is further provided with a cover plate 4 on opposite sides, the cover plate 4 can be two, two cover plates 4 are respectively arranged on the front and rear surfaces of the load-bearing frame 2, and the cover plate 4 can be detachably connected to the stand column 21 through bolts. The cover plate 4 can increase the overall structural strength of the heightening support, disperse external force acting on the load-bearing frame 2, and the outer side of the cover plate 4 can be painted, which is helpful to increase the aesthetic appearance.

[0029] In addition, since the purpose of the cab heightening base is to lift the height of the cab, in order to facilitate the driver to enter and exit the cab, a ladder 5 is arranged on the outer side of the cover plate 4, and the driver can enter and exit the cab through the ladder 5.

[0030] Meanwhile, in order to facilitate the driver to climb the ladder 5 and increase the safety of the driver to enter and exit the cab, handrails 6 can be arranged on both sides of the ladder 5.

[0031] Finally, it should be noted that: the above implementation cases are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing implementation cases, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing implementation cases, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the implementation cases of the present application.

Claims

1. A raised platform for a cab of an excavator, characterized in that, The utility model provides a kind of excavator cab support structure, including base (1), load-bearing structure is arranged on the base (1), the load-bearing structure includes a plurality of relative spacing load-bearing frame (2), the load-bearing frame (2) is connected by connecting structure between, the load-bearing frame (2) includes a plurality of vertical column (21) and the first crossbeam (22) of connecting multiple vertical column (21), the vertical column (21) is used to connect the bottom of the excavator cab, strengthening component (23) is equipped between adjacent two vertical column (21), the strengthening component (23) includes first inclined brace (231) and second inclined brace (232), first inclined brace (231) and second inclined brace (232) are fixedly connected and vertically arranged.

2. A raised cab support for an excavator according to claim 1, characterised in that, Two first crossbeams (22) are equipped between adjacent two vertical column (21) of the load-bearing frame (2), and two first crossbeams (22) are arranged along the midline of length direction of the vertical column (21) symmetry.

3. A raised cab support for an excavator according to claim 2, characterised in that, One end of first inclined brace (231) and second inclined brace (232) is simultaneously connected with one of vertical column (21) and first crossbeam (22).

4. A raised cab support for an excavating machine as claimed in claim 3 wherein, Connecting block (24) is equipped between first inclined brace (231), second inclined brace (232) and vertical column (21), first crossbeam (22), and connecting block (24) is arranged at the corner of vertical column (21) and first crossbeam (22) connection.

5. The raised cab support for a power shovel according to claim 1, wherein The connecting structure includes a plurality of second crossbeams (3), and the second crossbeams (3) are used for connecting two opposite vertical column (21) in adjacent two load-bearing frames (2).

6. The raised cab support for a power shovel according to claim 1, wherein Sealing plate (4) is equipped on both sides of the load-bearing frame (2), and the sealing plate (4) is detachably connected with the vertical column (21).

7. A raised cab support for an excavating machine as claimed in claim 6 wherein, The sealing plate (4) and the vertical column (21) are detachably connected by bolts.

8. A raised cab support for an excavating machine as defined in claim 6 wherein, One of the sealing plate (4) is equipped with a ladder (5).

9. A raised cab support for an excavating machine as claimed in claim 8 wherein, Handrails (6) are equipped on both sides of the ladder (5).

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