Adjustable armrest box and agricultural machine

Abstract

The utility model relates to an adjustable armrest box and agricultural machinery, the adjustable armrest box comprises a bottom plate, a vertical plate arranged on the bottom plate, a first guide rail arranged on the vertical plate in the vertical direction, a first sliding block arranged on the first guide rail in a sliding mode and a supporting piece arranged on the first sliding block, a supporting plate is arranged at the upper end of the supporting piece, and the armrest box is installed on the supporting plate; a U-shaped seat for supporting an arm is arranged on the armrest box, and a lifting mechanism for driving the supporting piece to move up and down is arranged on the bottom plate. The armrest box can be driven to move up and down, the height of the armrest box can be adjusted, operation is easy and convenient, and therefore the armrest box is suitable for operators of different heights.

Description

TECHNICAL FIELD

[0001] The utility model relates to handrail box technical field, especially adjustable handrail box and agricultural machinery. BACKGROUND

[0002] The existing agricultural machinery such as harvester is provided with a handrail box in the cab, and a control handle is installed on the handrail box.When the operator operates the control handle, the arm is placed on the handrail box.At present, the operation handrail box of most harvesters on the market is simple in design, usually fixed height, and the height cannot be adjusted according to the height of the operator and the operation habit, and there may be uncomfortable situation when the arm is placed, resulting in inconvenient operation, which easily affects the work efficiency and operation safety. SUMMARY

[0003] In view of the problems in the prior art, the utility model provides a kind of adjustable handrail box and agricultural machinery.

[0004] The utility model discloses a kind of adjustable handrail boxes, including bottom plate, vertical plate being set on bottom plate, first guide rail being set on vertical plate along vertical direction, first sliding block being slidably set on first guide rail and support piece being set on first sliding block, support piece upper end is equipped with support plate, support plate is installed with handrail box, handrail box is equipped with U-shaped seat for supporting arm, bottom plate is equipped with lifting mechanism for driving support piece moves up and down.

[0005] As a preferred scheme, the lower end of the support plate is oppositely provided with two fixed plates, the upper end of the support piece has a connecting portion, and the connecting portion is located between the two fixed plates. The two fixed plates 81 and the connecting portion are fixedly connected by bolts.

[0006] As a preferred scheme, the lifting mechanism includes an electric telescopic rod arranged on the bottom plate, and the connecting portion is provided with a connecting plate on one side. The telescopic end of the electric telescopic rod is connected with the connecting plate.

[0007] As a preferred scheme, the support plate is rectangular, two second guide rails are arranged on the support plate along the length direction thereof, a second sliding block is slidably arranged on the second guide rail, the handrail box is fixed on the two second sliding blocks, and a locking bolt is arranged on the second sliding block for locking the second sliding block.

[0008] As a preferred scheme, the vertical plate and the bottom plate are L-shaped, and the vertical plate and the bottom plate are integrally formed.

[0009] The present application also provides an agricultural machinery having the above-mentioned adjustable handrail box.

[0010] The beneficial effects of the present application are as follows: the electric telescopic rod of the present application can drive the connecting plate to move up and down, and the support member moves up and down accordingly, thereby driving the armrest box to move up and down, that is, realizing the adjustment of the height of the armrest box. The operation is simple and convenient, and thus it is suitable for operators of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural diagram of the utility model;

[0012] Figure 2 for Figure 1 Front view;

[0013] Figure 3 for Figure 2 side view.

[0014] Markings in the figure: 1. Armrest box, 11. U-shaped seat, 2. Bottom plate, 3. Electric telescopic rod, 4. Vertical plate, 5. First guide rail, 51. First slider, 6. Support member, 7. Connecting plate, 8. Support plate, 81. Fixed plate, 9. Second guide rail, 91. Second slider, 92. Locking bolt. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, unless otherwise specified, the meaning of "multiple" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0016] See also Figure 1-3 An embodiment of the utility model provides an adjustable armrest box, including a base plate 2, a vertical plate 4 arranged on the base plate 2, a first guide rail 5 arranged on the vertical plate 4 in a vertical direction, a first slider 51 slidingly arranged on the first guide rail 5 and a support member 6 arranged on the first slider 51, a support plate 8 is provided at the upper end of the support member 6, an armrest box 1 is installed on the support plate 8, a U-shaped seat 11 for supporting the arm is provided on the armrest box 1, and a lifting mechanism for driving the support member 6 to move up and down is provided on the base plate 2.

[0017] The support plate 8 has two fixed plates 81 positioned opposite each other at its lower end. The support member 6 has a connecting portion 61 at its upper end, located between the two fixed plates 81. The two fixed plates 81 are fixedly connected to the connecting portion 61 via bolts. The fixing plate 81 is 7-shaped and has a horizontal portion and a vertical portion. The horizontal portion is welded to the support plate 8, while the vertical portion is fixedly connected to the connecting portion 61. Bolts pass through the two vertical portions and the connecting portion 61 located between the two vertical portions and are tightened with nuts.

[0018] The support member 6 also includes a fixed portion and an inclined portion. The fixed portion is fixedly connected to the first slider 51. The lower end of the inclined portion is connected to the fixed portion, and the upper end is connected to the connecting portion 61. The inclined portion is inclined from bottom to top in a direction away from the vertical plate 4. The fixed portion, the inclined portion and the connecting portion 61 are made as one piece.

[0019] Specifically, the lifting mechanism includes an electric telescopic rod 3 mounted on the base plate 2. A connecting plate 7 is provided on one side of the connecting portion 61, and the telescopic end of the electric telescopic rod 3 is connected to the connecting plate 7. The telescopic end of the electric telescopic rod 3 is positioned upward, and the electric telescopic rod 3 is a servo cylinder. It should be noted that any portions not described in detail in this application are prior art.

[0020] Furthermore, the vertical plate 4 and the bottom plate 2 are L-shaped and are integrally formed. In this embodiment, when the height of the armrest box 1 needs to be adjusted, the connecting plate 7 is moved up and down by the electric telescopic rod 3. The support member 6, under the action of the first slider 51, moves up and down along the first guide rail 5. The support plate 8 and the armrest box 1 on the support plate 8 move up and down accordingly, thus achieving the height adjustment of the armrest box 1. The operation is simple and convenient, making it suitable for operators of different heights, allowing operators to comfortably operate the operating handle on the armrest box 1, avoiding the impact of uncomfortable operation on work efficiency and operational safety.

[0021] Of course, the present invention is not limited to the above-described embodiments. Several other embodiments based on the design concept of the present invention are provided below.

[0022] For example, in other embodiments, different from the embodiments described above, the support plate 8 is rectangular, two second guide rails 9 are provided on the support plate 8 along its length direction, a second slider 91 is slidably provided on the second guide rail 9, the armrest box is fixed on the two second sliders 91, and the second slider 91 is provided with a locking bolt 92 for locking the second slider 91.

[0023] The above-mentioned adjustable armrest box is used for agricultural machinery, such as a harvester. The adjustable armrest box is installed in the cab of the agricultural machinery, and the bottom plate 2 is fixedly connected to the cab bottom plate or the armrest box mounting platform.

[0024] It should be noted that the above embodiments are only used to illustrate the present application, but the present application is not limited to the above embodiments, any simple modification, equivalent change and modification according to the technical essence of the present application to the above embodiments are all within the protection scope of the present application.

Claims

1. An adjustable armrest box, characterized in that: The utility model comprises a base plate (2), a vertical plate (4) arranged on the base plate (2), a first guide rail (5) arranged on the vertical plate (4) in a vertical direction, a first slider (51) slidably arranged on the first guide rail (5), and a support member (6) arranged on the first slider (51), wherein a support plate (8) is provided at the upper end of the support member (6), an armrest box (1) is installed on the support plate (8), a U-shaped seat (11) for supporting an arm is provided on the armrest box (1), and a lifting mechanism for driving the support member (6) to move up and down is provided on the base plate (2).

2. The adjustable armrest box according to claim 1, characterized in that: Two fixing plates (81) are provided at the lower end of the support plate (8) opposite to each other. The upper end of the support member (6) has a connecting portion (61). The connecting portion (61) is located between the two fixing plates (81). The two fixing plates (81) and the connecting portion (61) are fixedly connected by bolts.

3. The adjustable armrest box according to claim 2, characterized in that: The lifting mechanism comprises an electric telescopic rod (3) arranged on a bottom plate (2); a connecting plate (7) is provided on one side of the connecting portion (61); and a telescopic end of the electric telescopic rod (3) is connected to the connecting plate (7).

4. The adjustable armrest box according to claim 1, characterized in that: The support plate (8) is rectangular, and two second guide rails (9) are provided on the support plate (8) along its length direction. A second slider (91) is slidably provided on the second guide rail (9). The armrest box is fixed on the two second sliders (91), and a locking bolt (92) for locking the second slider (91) is provided on the second slider (91).

5. The adjustable armrest box according to claim 1, characterized in that: The vertical plate (4) and the bottom plate (2) are L-shaped, and the vertical plate (4) and the bottom plate (2) are made as one piece.

6. An agricultural machine characterized by An adjustable armrest box according to any one of claims 1 to 5.

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