An adjustable operating handle device for a skid steer loader

Abstract

This utility model discloses an adjustable operating handle device for a skid steer loader, relating to the field of skid steer loader technology. The utility model includes a mounting plate and a handle rod. An L-shaped support is rotatably connected to the side of the mounting plate, and a mounting box is fixedly connected to the top of the L-shaped support. A limiting shaft is symmetrically slidably inserted near the center of the top of the mounting box. A handle seat is fixedly connected to the bottom of the handle rod, and the bottom of the handle seat is fixedly connected to both limiting shafts. Several ventilation holes are opened on the outer ring of the handle rod, and a handle head is provided above the handle rod. This utility model utilizes a cooling fan, and with the help of the ventilation holes, it can effectively reduce the internal temperature of the handle, generating airflow during operation. This helps keep the handle surface cool, thus solving the problem of sweat stains forming at the grip area during hot summer weather, affecting the comfort of the operator.

Description

Technical Field

[0001] This utility model relates to the field of skid steer loader technology, specifically to an adjustable operating handle device for a skid steer loader. Background Technology

[0002] A loader is a type of earthmoving machinery widely used in construction projects such as highways, railways, buildings, hydropower, ports, and mines. It is mainly used for shoveling and loading loose materials such as soil, sand, gravel, lime, and coal. It can also perform light shoveling operations on ores and hard soil. With different auxiliary working devices, it can also perform bulldozing, lifting, and loading and unloading operations of other materials such as timber. After nearly fifty years of development, especially the super-fast development in the last ten years, China's loader industry has greatly improved its product technology and quality. The gap with the world's advanced level has become smaller and smaller, and it has gained widespread recognition in the world market, including the most demanding European and American markets.

[0003] In a Chinese patent with publication number CN217439050U entitled "Adjustable Hydraulic Control Handle Mount for Skid Steer Loader", the driver can operate the hydraulic control handle mount comfortably and effortlessly by loosening the swivel locking handle of the hydraulic control handle mount, moving the hydraulic control handle mount back and forth to the appropriate position, and then tightening the swivel locking handle of the hydraulic control handle mount.

[0004] However, this device still has shortcomings. When the loader is working, the operator needs to hold the operating handle for a long time. However, the air does not circulate at the point where the operator holds the handle, especially when the temperature is too high in summer, which will cause sweat to accumulate at the point where the handle is held, thus affecting the comfort of the operator when wearing it. In order to solve the above problems, the inventor proposed an adjustable operating handle device for skid steer loaders. Utility Model Content

[0005] To address the problem that excessive heat in summer causes sweat to accumulate at the grip area, affecting the comfort of workers wearing the equipment, this utility model aims to provide an adjustable operating handle device for skid steer loaders.

[0006] To solve the above technical problems, the present invention adopts the following technical solution: an adjustable operating handle device for a skid steer loader, comprising a mounting plate and a handle rod, wherein an L-shaped support base is rotatably connected to the side end of the mounting plate, a mounting box is fixedly connected to the top end of the L-shaped support base, and limiting shafts are symmetrically slidably inserted near the center of the top end of the mounting box, a handle seat is fixedly connected to the bottom end of the handle rod, and the bottom end of the handle seat is fixedly connected to both limiting shafts, a plurality of ventilation holes are opened on the outer ring of the handle rod, a handle head is provided above the handle rod, and a cooling fan is fixedly connected to the center of the bottom end of the handle head.

[0007] Preferably, an electric telescopic rod is fixedly connected to the center of the bottom inside the mounting box, and a flange is fixedly connected to the outer ring of the handle head near the bottom.

[0008] Preferably, a second flange is fixedly connected to the outer ring of the handle rod near the top, and a limiting disc is fixedly connected to the bottom end of the limiting shaft.

[0009] Preferably, a mounting block is fixedly connected to the center of the bottom end of the L-shaped support, and a screw hole is provided in the center of the interior of the mounting block.

[0010] Preferably, the mounting plate has several screw holes two at the same level as screw hole one, and the screw holes two are arranged in a ring.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0012] 1. In this utility model, by activating the electric telescopic rod, and with the cooperation between the limiting shaft and the limiting disc, the handle rod can be raised and lowered under the action of the two limiting shafts, thereby allowing the operator to adjust the height of the handle according to their own height and sitting posture, so that they can maintain a natural and comfortable posture and reduce fatigue caused by long-term operation.

[0013] 2. In this utility model, the working cooling fan, with the help of the ventilation holes, can effectively reduce the temperature inside the handle, so that it will generate a certain airflow during operation, which helps to keep the surface of the handle cool. This solves the problem that when the temperature is too high in summer, sweat stains will form at the grip area, affecting the comfort of the staff when wearing it. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0016] Figure 2 This is a cross-sectional view of the mounting box of this utility model.

[0017] Figure 3 This is a cross-sectional view of the handle rod of this utility model.

[0018] Figure 4 This utility model Figure 3 Enlarged structural diagram at point A in the middle.

[0019] In the diagram: 1. Mounting plate; 11. L-shaped support base; 12. Mounting block; 13. Screw hole one; 14. Screw hole two; 2. Mounting box; 21. Handle rod; 22. Vent hole; 23. Handle head; 24. Flange one; 25. Flange two; 26. Cooling fan; 3. Limiting shaft; 31. Electric telescopic rod. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Example: Figure 1-4 As shown, this utility model provides a technical solution: an adjustable operating handle device for a skid steer loader, including a mounting plate 1 and a handle rod 21. An L-shaped support base 11 is rotatably connected to the side end of the mounting plate 1, and a mounting box 2 is fixedly connected to the top end of the L-shaped support base 11. The mounting box 2 is provided to achieve the effect of raising and lowering the handle. Two limiting shafts 3 are symmetrically slidably inserted near the center of the top end of the mounting box 2. The two limiting shafts 3 are provided to achieve the effect of raising and lowering guidance. A handle seat is fixedly connected to the bottom end of the handle rod 21, and the bottom end of the handle seat is... Both limiting shafts 3 are fixedly connected. Several ventilation holes 22 are opened on the outer ring of the handle rod 21. The purpose of opening several ventilation holes 22 is to exhaust the air generated by the cooling fan 26 to the outside through the ventilation holes 22 to achieve the effect of ventilation and heat dissipation. A handle head 23 is provided on the top of the handle rod 21. The cooling fan 26 is fixedly connected to the center of the bottom end of the handle head 23. The cooling fan 26 is installed on the handle head 23. The handle head 23 and the handle rod 21 are connected by flange 1 24 and flange 25, which facilitates the disassembly and maintenance of the internal cooling fan 26.

[0022] An electric telescopic rod 31 is fixedly connected to the center of the bottom inside the mounting box 2.

[0023] By adopting the above technical solution, an electric telescopic rod 31 is installed at the bottom of the inside of the mounting box 2 to drive the handle rod 21 to rise and fall. The side of the mounting box 2 is provided with a maintenance cover that is easy to disassemble, so as to facilitate the disassembly and maintenance of the electric telescopic rod 31 inside.

[0024] A flange 24 is fixedly connected to the outer ring of the handle head 23 near the bottom.

[0025] By adopting the above technical solution, the flange 24 is provided on the outer ring of the handle head 23 to facilitate the removal of the handle head 23.

[0026] A flange 25 is fixedly connected to the outer ring of the handle 21 near the top.

[0027] By adopting the above technical solution, a second flange 25 is provided on the outer ring of the handle 21 near the top, so as to facilitate the use of a first flange 24 to achieve the effect of disassembling the handle head 23.

[0028] The bottom end of the limiting shaft 3 is fixedly connected to the limiting disc.

[0029] By adopting the above technical solution, a limiting disc is set at the bottom of the limiting shaft 3 to limit the lifting height.

[0030] An mounting block 12 is fixedly connected to the center of the bottom end of the L-shaped support base 11.

[0031] By adopting the above technical solution, the mounting block 12 is set at the center of the bottom end of the L-shaped support 11 in order to complete the limiting work.

[0032] A screw hole 13 is provided at the center of the interior of the mounting block 12.

[0033] By adopting the above technical solution, the screw hole 13 is opened inside the mounting block 12 in order to cooperate with the screw hole 14 to achieve the effect of limiting angle adjustment.

[0034] The mounting plate 1 has several screw holes 14 at the same level as screw hole 13, and the screw holes 14 are arranged in a ring.

[0035] By adopting the above technical solution, a second screw hole 14 is opened inside the mounting plate 1 to cooperate with the first screw hole 13 to achieve the purpose of adjusting the angle of the limit handle.

[0036] Working principle: When using this device, the angle adjustment handle can be adjusted by first rotating the L-shaped support base 11 on the side of the mounting plate 1. After adjustment, when the screw hole 13 and one of the screw holes 14 are at the same level, the bolt can be inserted into it to limit the L-shaped support base 11. By activating the working electric telescopic rod 31, the fixedly connected handle rod 21 can be raised and lowered under the action of the two limit shafts 3, thereby allowing the operator to adjust the height of the handle according to their own height and sitting posture, so that they can maintain a natural and comfortable posture and reduce fatigue caused by long-term operation.

[0037] When the operator uses the handle for a long time, the cooling fan 26 can be turned on, so that the air generated by the cooling fan 26 can be discharged outward through the multiple ventilation holes 22. This can effectively reduce the internal temperature of the handle and generate a certain airflow during operation, which helps to keep the surface of the handle cool and reduce the discomfort caused by the operator's prolonged contact with the overheated handle. In addition, the cooling fan 26 can be inspected and maintained by removing the handle head 23 on the handle lever 21.

[0038] Obviously, those skilled in the art can make various modifications and variations to this utility model without departing from its spirit and scope. Therefore, if these modifications and variations fall within the scope of the claims of this utility model and their equivalents, this utility model also intends to include these modifications and variations.

Claims

1. An adjustable operating handle arrangement for a skid steer loader comprising a mounting plate (1) and a handle bar (21), characterised in that: The mounting plate (1) is rotatably connected to an L-shaped support base (11) on its side. The top of the L-shaped support base (11) is fixedly connected to a mounting box (2). The top of the mounting box (2) is symmetrically slidably inserted with a limiting shaft (3) near the center. The bottom of the handle rod (21) is fixedly connected to a handle seat, and the bottom of the handle seat is fixedly connected to both limiting shafts (3). The outer ring of the handle rod (21) is provided with several ventilation holes (22). The handle rod (21) is provided with a handle head (23) above it. A cooling fan (26) is fixedly connected to the center of the bottom of the handle head (23).

2. The adjustable operating handle device for a skid steer loader as described in claim 1, characterized in that, An electric telescopic rod (31) is fixedly connected to the center of the bottom of the mounting box (2).

3. The adjustable operating handle device for a skid steer loader as described in claim 1, characterized in that, A flange (24) is fixedly connected to the outer ring of the handle head (23) and near the bottom.

4. The adjustable operating handle device for a skid steer loader as described in claim 1, characterized in that, The handle rod (21) is fixedly connected to a flange two (25) on its outer ring and near the top.

5. The adjustable operating handle device for a skid steer loader as described in claim 1, characterized in that, The bottom end of the limiting shaft (3) is fixedly connected to the limiting disc.

6. The adjustable operating handle device for a skid steer loader as described in claim 1, characterized in that, An installation block (12) is fixedly connected to the center of the bottom end of the L-shaped support (11).

7. The adjustable operating handle device for a skid steer loader as described in claim 6, characterized in that, A screw hole (13) is provided at the center of the mounting block (12).

8. The adjustable operating handle device for a skid steer loader as described in claim 7, characterized in that, The mounting plate (1) has several screw holes (14) at the same level as screw hole one (13), and the screw holes (14) are arranged in a ring.

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