CN217623735U - Forklift steering column locking mechanism - Google Patents
Forklift steering column locking mechanism Download PDFInfo
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- CN217623735U CN217623735U CN202221475519.1U CN202221475519U CN217623735U CN 217623735 U CN217623735 U CN 217623735U CN 202221475519 U CN202221475519 U CN 202221475519U CN 217623735 U CN217623735 U CN 217623735U
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Abstract
The utility model provides a forklift steering column locking mechanism, which comprises an upper fixed bracket, a locking handle assembly, a steering column assembly and a lower fixed bracket, wherein the upper fixed bracket and the lower fixed bracket are fixed on a vehicle body; the lower fixed bracket is connected with the direction pipe column through a pin shaft; go up and be connected through the lock handle assembly between fixed bolster and the direction tube post assembly, be fixed with the otic placode support on the direction tube post assembly, be equipped with the quad slit on the otic placode support, contain the square neck bolt in the lock handle assembly, special-shaped nut, adjustment handle, gasket and handle lock bolt, the internal thread of special-shaped nut comprises two sections reverse screw, adjustment handle passes special-shaped nut and fixed connection, the one end of handle lock bolt connection at special-shaped nut is with the fixed adjustment handle of locking, the nut card of square neck bolt is in the quad slit of otic placode support and the other end fixed connection that the screw thread section passed upper bracket and special-shaped nut. The clamping and the loosening of the direction pipe column assembly can be easily realized by rotating the adjusting handle up and down.
Description
Technical Field
The utility model relates to a counter weight formula fork truck's direction tubular column is adjusted, concretely relates to fork truck direction tubular column locking mechanism.
Background
The balance weight type forklift is a carrying device and is widely applied to the logistics industry. In order to improve the operating comfort of a driver, the forklift steering wheel is required to be adjusted in a front-back range, and the adjustment of the forklift steering wheel requires the operating rod to be light. At present, the steering wheel adjusting mechanism of the existing forklift is heavy and complex in structure, not only is the cost high, but also the driver is time-consuming and labor-consuming to adjust.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a control light, simple structure's fork truck direction tubular column locking mechanism.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
a forklift steering column locking mechanism comprises an upper fixing support, a locking handle assembly, a steering column assembly and a lower fixing support, wherein the upper fixing support and the lower fixing support are fixed on a forklift body;
the lower fixing support is connected with the direction pipe column through a pin shaft, and the direction pipe column rotates around the pin shaft;
the upper fixing bracket is connected with the direction pipe column assembly through a locking handle assembly, an ear plate bracket is fixed on the direction pipe column assembly, a square hole is arranged on the ear plate bracket,
contain the square neck bolt in the lock handle assembly, special-shaped nut, adjustment handle, first gasket and handle lock bolt, the internal thread of special-shaped nut comprises two sections reverse screw, and be equipped with the stopper at the one end excircle of special-shaped nut, adjustment handle passes special-shaped nut and cooperatees with the stopper, handle lock bolt passes first gasket and connects the one end in special-shaped nut with the fixed adjustment handle of locking, the nut card of square neck bolt is in the quad slit of otic placode support and the other end fixed connection that the screw thread section passed upper bracket and special-shaped nut, realize the clamp of opposite direction tubular column assembly tightly and loosen through upper and lower rotatory adjustment handle.
Furthermore, the outer circle of one end of the special-shaped nut is provided with spline teeth, and the adjusting handle is provided with an internal spline which penetrates through the special-shaped nut and is meshed with the spline teeth.
Furthermore, the upper fixing support is an L-shaped steel plate, two sides of the L-shaped steel plate are connected with reinforcing inclined rods, one side of the L-shaped steel plate is fixedly connected with the vehicle body through screws, and the other side of the L-shaped steel plate is provided with a through hole for a square neck bolt to pass through.
Furthermore, the outer diameter of the special-shaped nut is provided with a convex ring, and a second gasket is arranged between the convex ring and the upper fixing support.
The utility model discloses simple structure is efficient, with the help of two-way internal screw thread dysmorphism nut, can quick locking/unblock direction tubular column assembly, and the operating personnel of being convenient for is quick to the angle of direction tubular column assembly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
FIG. 1 is an assembly diagram of a forklift steering column locking mechanism provided by the present invention;
fig. 2 is an exploded view of the locking handle assembly.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In order to thoroughly understand the present invention, detailed steps and detailed structures will be set forth in the following description so as to explain the technical solution of the present invention. The preferred embodiments of the present invention are described in detail below, however, the present invention can have other embodiments in addition to the detailed description.
Referring to fig. 1-2, the utility model provides a fork truck direction tubular column locking mechanism, including last fixed bolster 1, locking handle assembly 2, direction tubular column assembly 3, lower fixed bolster 4, go up fixed bolster 1 and lower fixed bolster 2 and fix on the automobile body.
The lower fixed support 2 is connected with the direction pipe column 3 through a pin shaft 4-1, and the direction pipe column 3 rotates around the pin shaft 4-1. The upper fixing support 1 is connected with the direction pipe column assembly 3 through the locking handle assembly 2, the lug plate support 3-1 is fixed on the direction pipe column assembly 3, and the lug plate support 3-1 is provided with a square hole 3-2. The locking handle assembly 2 comprises a square neck bolt 2-5, a special-shaped nut 2-4, an adjusting handle 2-3, a gasket 2-2 and a handle locking bolt 2-1, wherein an internal thread of the special-shaped nut 2-4 is composed of two sections of reverse threads, a limiting block is arranged on an excircle of one end of the special-shaped nut 2-4, the adjusting handle 2-3 penetrates through the special-shaped nut 2-4 and is matched with the limiting block, the handle locking bolt 2-1 penetrates through the first gasket 2-2 and is connected to one end of the special-shaped nut 2-4 to lock and fix the adjusting handle 2-3, a nut of the square neck bolt 2-5 is clamped in a square hole 3-2 of the ear plate support 3-1, and a thread section penetrates through the upper support 1 and is fixedly connected with the other end of the special-shaped nut 2-4.
When the direction pipe column assembly 3 needs to be adjusted, the adjusting handle 2-3 is rotated, the adjusting handle 2-3 drives the special-shaped nut 2-4 to rotate, the special-shaped nut 2-4 and the square neck bolt 2-5 rotate relatively and are loosened, and then the direction pipe column assembly 3 is adjusted in an electric or manual mode. After the adjustment is finished, the adjusting handles 2-3 are rotated back to lock and fix the direction pipe column assembly 3 on the upper fixing support 1.
In an alternative embodiment, the outer circle of one end of the special-shaped nut 2-4 is provided with spline teeth, and the adjusting handle 2-3 is provided with an internal spline which penetrates through the special-shaped nut 2-4 and is meshed with the spline teeth.
In an alternative embodiment, the upper fixing bracket 1 is an L-shaped steel plate, and the upper fixing bracket 1 is used as a structure for connecting the vehicle body and the steering column assembly 3, and the strength requirement is higher, so that reinforcing diagonal rods 1-3 are connected to two sides of the L-shaped steel plate to improve the strength. One side 1-1 of the L-shaped steel plate is fixedly connected with the vehicle body through a screw, and the other side 1-2 is provided with a through hole for a square neck bolt 2-5 to pass through.
In an alternative embodiment, the outer diameter of the special-shaped nut 2-4 is provided with a convex ring 2-7, and a second gasket 2-6 is arranged between the convex ring 2-7 and the upper fixing support 1.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that equipment and structures not described in detail are understood to be practiced in a manner that is conventional in the art; the technical solution of the present invention can be applied to any person skilled in the art, without departing from the scope of the present invention, by using the method and technical contents disclosed above, and making many possible changes and modifications, or modifying equivalent embodiments with equivalent changes, which do not affect the essence of the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (4)
1. A forklift steering column locking mechanism is characterized by comprising an upper fixing support (1), a locking handle assembly (2), a steering column assembly (3) and a lower fixing support (4), wherein the upper fixing support (1) and the lower fixing support (4) are fixed on a forklift body;
the lower fixing support (4) is connected with the direction pipe column assembly (3) through a pin shaft, and the direction pipe column assembly (3) rotates around the pin shaft;
the upper fixed bracket (1) is connected with the direction pipe column assembly (3) through a locking handle assembly (2), an ear plate bracket (3-1) is fixed on the direction pipe column assembly (3), a square hole (3-2) is arranged on the ear plate bracket (3-1),
the locking handle assembly (2) comprises a square neck bolt (2-5), a special-shaped nut (2-4), an adjusting handle (2-3), a first gasket (2-2) and a handle locking bolt (2-1), an internal thread of the special-shaped nut (2-4) is composed of two sections of reverse threads, a limiting block is arranged on an excircle of one end of the special-shaped nut (2-4), the adjusting handle (2-3) penetrates through the special-shaped nut (2-4) and is matched with the limiting block, the handle locking bolt (2-1) penetrates through the first gasket (2-2) and is connected to one end of the special-shaped nut (2-4) to lock and fix the adjusting handle (2-3), a nut of the square neck bolt (2-5) is clamped in a square hole (3-2) of an ear plate support (3-1), a thread section penetrates through the special-shaped support (1) and is fixedly connected with the other end of the nut (2-4), and clamping and loosening of the direction pipe column assembly (3) are achieved by rotating the adjusting handle (2-3) up and down.
2. The locking mechanism of a steering column of a forklift as recited in claim 1, wherein spline teeth are provided on an outer circumference of one end of the profile nut (2-4), and the adjustment handle (2-3) is provided with internal splines which pass through the profile nut (2-4) and engage with the spline teeth.
3. The locking mechanism of the steering column of the forklift truck as recited in claim 1, wherein the upper fixing bracket (1) is an L-shaped steel plate, two sides of the L-shaped steel plate are connected with the reinforcing diagonal rods (1-3), one side (1-1) of the L-shaped steel plate is fixedly connected with the truck body through screws, and the other side (1-2) is provided with through holes for square neck bolts (2-5) to pass through.
4. The locking mechanism of the steering column of the forklift truck as recited in claim 3, characterized in that the outer diameter of the special-shaped nut (2-4) is provided with a convex ring (2-7), and a second gasket (2-6) is arranged between the convex ring (2-7) and the upper fixed bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221475519.1U CN217623735U (en) | 2022-06-14 | 2022-06-14 | Forklift steering column locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221475519.1U CN217623735U (en) | 2022-06-14 | 2022-06-14 | Forklift steering column locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217623735U true CN217623735U (en) | 2022-10-21 |
Family
ID=83626357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221475519.1U Active CN217623735U (en) | 2022-06-14 | 2022-06-14 | Forklift steering column locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217623735U (en) |
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2022
- 2022-06-14 CN CN202221475519.1U patent/CN217623735U/en active Active
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