CN214607695U

CN214607695U - Forklift steering mechanism

Info

Publication number: CN214607695U
Application number: CN202120824654.1U
Authority: CN
Inventors: 郭勇
Original assignee: Ningbo Cholift Forklift Co ltd
Current assignee: Ningbo Cholift Forklift Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-05
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a fork truck steering mechanism, including air spring, first support, pivot, second support, slider, slide rail, V-arrangement groove, step motor, steering wheel, mounting bracket, constant head tank, steel ball, spring, screw. Has the advantages that: the position of the steering mechanism of the utility model can be adjusted, which is convenient for the user to enter the operation table; the utility model discloses when meetting the collision accident, the steering wheel drives the slide rail and to the back slip in the slider to make air spring and steering wheel all have the effect of shrink elasticity, make the mechanism reduce the impact force, guarantee personal safety.

Description

Forklift steering mechanism

Technical Field

The utility model belongs to the technical field of steering mechanism technique and specifically relates to a fork truck steering mechanism is related to.

Background

The forklift is a tool for carrying, loading and unloading goods, is a common machine in enterprises, and has certain knowledge on the performance and the structure of the forklift, the forklift mainly comprises a power device, a transmission device, an operating device, a working device, a hydraulic system, an electric system and other systems, a steering mechanism belongs to an important structure in the operating device, and the driving direction of the forklift can be changed, so that the forklift can drive according to the requirements of a driver, and the safety of people and goods is guaranteed.

The steering mechanisms commonly seen in enterprises at present are all fixed, and the operation positions of the steering mechanisms cannot be adjusted, so that a user cannot conveniently enter an operation table. Meanwhile, when a collision accident occurs during driving, the human chest can be directly abutted against the steering wheel, so that the human body is extruded and injured. Therefore, it is highly desirable to design a forklift steering mechanism to solve the above problems.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned problem comprehensively, especially to the not enough that prior art exists, the utility model provides a fork truck steering mechanism can solve above-mentioned problem comprehensively.

In order to achieve the above object, the utility model adopts the following technical means:

the utility model provides a fork truck steering mechanism, includes air spring, first support with automobile body fixed connection, the one end of first support is provided with the second support, the one end and the air spring fixed connection of the long limit direction of second support, the lateral part and the first support of the long limit direction one end of second support rotate to be connected, the other end of the long limit direction of second support is provided with the slider, the one end and the second support fixed connection of slider, the other end of slider is provided with the slide rail, the one end and the slider sliding connection of the long limit direction of slide rail, the other end of the long limit direction of slide rail is equipped with the mounting bracket of rigid coupling, the bottom of mounting bracket is equipped with the step motor of rigid coupling, the top of mounting bracket is equipped with the steering wheel of rigid coupling, step motor rotates with the steering wheel to be connected.

The utility model discloses further preferred scheme: the first support is rotatably connected with the second support through a rotating shaft.

The utility model discloses further preferred scheme: the top of slide rail has seted up the V-arrangement groove, the V-arrangement groove is equipped with the multiunit, multiunit the V-arrangement groove evenly distributed, seted up the constant head tank in the slider, the constant head tank runs through the slider, constant head tank bottom open-ended central line and V-arrangement groove top open-ended central line are in same straight line, be provided with the steel ball that matches with the V-arrangement groove in the bottom of constant head tank, the steel ball pegs graft with the constant head tank, be equipped with threaded connection's screw in the top of constant head tank, the steel ball still passes through spring and screw connection.

The utility model discloses further preferred scheme: the stepping motor is fixedly connected with the mounting frame through bolts.

The utility model discloses further preferred scheme: the top of steering wheel is provided with the handle, the handle passes through nut component and steering wheel fixed connection.

The utility model discloses further preferred scheme: the nut component sequentially comprises a gasket, a spring pad and a nut from top to bottom, and the central shaft of the gasket, the spring pad and the nut is the same as the central shaft of the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses steering mechanism's position can be adjusted, and convenient to use person gets into the operation panel. Air spring and first support are all fixed on the automobile body, bulldoze the steering wheel and let the second support revolute the rotation of axes, realize steering mechanism vertical plane's regulation. When the steering wheel is pushed up to the bottom, the space between the human body and the steering wheel can be enlarged, so that the user can get on the vehicle conveniently; when the steering wheel is pressed downwards to the bottom, the mechanism works in a vertical plane.

2. The utility model discloses when meetting the collision accident, the steering wheel drives the slide rail and to the back slip in the slider to make air spring and steering wheel all have the effect of shrink elasticity, make the mechanism reduce the impact force, guarantee personal safety.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a cross-sectional view taken along direction a of fig. 3 according to the present invention;

fig. 5 is a cross-sectional view taken along the direction B in fig. 3 according to the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 5: a forklift steering mechanism comprises an air spring 1 fixedly connected with a forklift body and a first support 2, wherein one end of the first support 2 is provided with a second support 4, one end of the second bracket 4 in the long side direction is fixedly connected with the gas spring 1, the side part of one end of the second bracket 4 in the long side direction is rotatably connected with the first bracket 2, the other end of the second bracket 4 in the long side direction is provided with a slide block 5, one end of the slide block 5 is fixedly connected with the second bracket 4, the other end of the sliding block 5 is provided with a sliding rail 6, one end of the sliding rail 6 in the long edge direction is connected with the sliding block 5 in a sliding way, the other end of the slide rail 6 in the long side direction is provided with a fixedly connected mounting rack 10, the bottom end of the mounting rack 10 is provided with a fixedly connected stepping motor 8, the top of mounting bracket 10 is equipped with the steering wheel 9 of rigid coupling, step motor 8 rotates with steering wheel 9 to be connected.

The first bracket 2 is rotatably connected with the second bracket 4 through a rotating shaft 3. This kind of setting can the convenient to use person adjust the height of second support 4, and simultaneously, connected mode is simple, connects work efficiency height, the maintenance or the change work in the later stage of being convenient for.

V-arrangement groove 7 has been seted up on the top of slide rail 6, V-arrangement groove 7 is equipped with the multiunit, the multiunit V-arrangement groove 7 evenly distributed, constant head tank 11 has been seted up in the slider 5, constant head tank 11 runs through slider 5, constant head tank 11 bottom open-ended central line is in same straight line with V-arrangement groove 7 top open-ended central line, be provided with the steel ball 12 that matches with V-arrangement groove 7 in the bottom of constant head tank 11, steel ball 12 pegs graft with constant head tank 11, be equipped with threaded connection's screw 14 in the top of constant head tank 11, steel ball 12 still is connected with screw 14 through spring 13. The steel ball 12 is inserted into the V-shaped groove 7, so that the sliding block 5 and the sliding rail 6 are connected in a positioning mode, the extending length of the steering wheel 9 in the horizontal plane is adjusted, manual locking is not needed in the whole adjusting process, automatic positioning is achieved, and pushing and pulling are convenient and labor-saving.

The stepping motor 8 is fixedly connected with the mounting rack 10 through a bolt 801. This kind of connected mode is simple, and convenient to use person dismantles or installs step motor 8, has effectively improved the work efficiency of step motor 8 later stage maintenance, maintenance.

The top end of the steering wheel 9 is provided with a handle 901, and the handle 901 is fixedly connected with the steering wheel 9 through a nut component. The handle 901 can facilitate a user to manually adjust the rotation direction of the steering wheel 9, and effectively improves the working efficiency of the steering wheel 9.

The nut assembly sequentially comprises a gasket 902, a spring pad 903 and a nut 904 from top to bottom, and the central axes of the gasket 902, the spring pad 903 and the nut 904 are the same as the central axis of the handle 901. This kind of setting can effectively improve the stability after handle 901 is connected with steering wheel 9, can effectively prevent handle 901 and appear not hard up phenomenon.

Description of the working principle:

air spring 1 and first support 2 are all fixed on the automobile body, bulldoze steering wheel 9 and let second support 4 revolute 3 rotations of axle, realize steering mechanism vertical plane's regulation. When the steering wheel 9 is pushed up to the bottom, the space between the human body and the steering wheel 9 can be enlarged, thereby facilitating getting on; when the steering wheel 9 is bottomed down, this is the operating state of the mechanism in the vertical plane.

The front and back push-pull steering wheel 9 drives the slide rail 6 to slide back and forth in the slide block 5, and the slide rail is positioned and connected with the V-shaped groove 7 through the steel ball 12, so that the extension length of the steering wheel 9 in the horizontal plane is adjusted.

The steering wheel 9 is rotated to realize the steering of the forklift through the action of the stepping motor 8.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A forklift steering mechanism is characterized by comprising an air spring (1) and a first support (2) which are fixedly connected with a forklift body, wherein one end of the first support (2) is provided with a second support (4), one end of the long edge direction of the second support (4) is fixedly connected with the air spring (1), the side part of one end of the long edge direction of the second support (4) is rotatably connected with the first support (2), the other end of the long edge direction of the second support (4) is provided with a sliding block (5), one end of the sliding block (5) is fixedly connected with the second support (4), the other end of the sliding block (5) is provided with a sliding rail (6), one end of the long edge direction of the sliding rail (6) is slidably connected with the sliding block (5), the other end of the long edge direction of the sliding rail (6) is provided with an installation frame (10) of a fixed connection, the bottom end of the installation frame (10) is provided with a stepping motor (8) of the fixed connection, the top of mounting bracket (10) is equipped with steering wheel (9) of rigid coupling, step motor (8) are rotated with steering wheel (9) and are connected.

2. A forklift steering mechanism as claimed in claim 1, characterised in that the first bracket (2) is rotatably connected to the second bracket (4) by means of a shaft (3).

3. The forklift steering mechanism according to claim 1, wherein V-shaped grooves (7) are formed in the top ends of the sliding rails (6), a plurality of groups of the V-shaped grooves (7) are formed in the V-shaped grooves (7), positioning grooves (11) are formed in the sliding block (5), the positioning grooves (11) penetrate through the sliding block (5), the center line of the bottom opening of each positioning groove (11) and the center line of the top opening of the V-shaped groove (7) are located on the same straight line, steel balls (12) matched with the V-shaped grooves (7) are arranged in the bottom of each positioning groove (11), the steel balls (12) are connected with the positioning grooves (11) in an inserting mode, screws (14) in threaded connection are arranged in the tops of the positioning grooves (11), and the steel balls (12) are further connected with the screws (14) through springs (13).

4. A forklift steering mechanism as claimed in claim 1, characterised in that the stepper motor (8) is fixedly connected to the mounting bracket (10) by means of bolts (801).

5. A forklift steering mechanism according to claim 1, characterised in that the top end of the steering wheel (9) is provided with a handle (901), and the handle (901) is fixedly connected with the steering wheel (9) through a nut component.

6. The forklift steering mechanism according to claim 5, wherein the nut assembly comprises a washer (902), a spring pad (903) and a nut (904) from top to bottom, and the central axes of the washer (902), the spring pad (903) and the nut (904) are the same as the central axis of the handle (901).