CN215752606U - Steering column with pneumatic adjusting and supporting structure - Google Patents

Abstract

The utility model discloses a steering column with a pneumatic adjusting and supporting structure, which comprises an upper aluminum support, a left side plate and a cylinder assembly, wherein one side of the rear end of the upper aluminum support is connected with the left side plate, the other side of the rear end of the upper aluminum support is connected with the right side plate, and the bottoms of the left side plate and the right side plate are connected through a base plate. The utility model adopts a modular structure, is convenient for the installation and maintenance of the upper aluminum bracket, is easy to replace a wear part, is matched with the left side plate and the right side plate made of aluminum alloy materials, proves the load of the whole device, utilizes the cylinder assembly to adjust the lever, and ensures that the pressing block is used for being matched with the long bolt so as to ensure that the upper aluminum bracket, the left side plate and the right side plate can change the loosening and locking modes, and is matched with the L-shaped spring pulling plate, the R-shaped spring pulling plate and the long tension spring at two sides to provide initial tension for the upper aluminum bracket, thereby conveniently adjusting the angle of the welding assembly of the upper aluminum bracket and the steering shaft.

Description

Steering column with pneumatic adjusting and supporting structure

Technical Field

The utility model relates to the field of automobile manufacturing, in particular to a steering column with a pneumatic adjusting and supporting structure.

Background

An automobile steering column is an important component of an automobile steering system and is a steering mechanism for connecting a steering wheel and a steering gear. The steering column is an important component of a steering operation mechanism of an automobile steering system, and changes or restores the traveling direction of an automobile together with other mechanisms. When the automobile is turned, the driver applies a steering torque to the steering wheel, and the torque is input into the steering gear through the steering column.

In the existing machining field, steering column action center connecting piece, it bears the effect bar of opening from top to bottom, because in the course of working, there is certain permissible error, and when installing steering column centre piece, the condition of error value skew can take place, then need finely tune steering column between to the automobile body this moment, thereby relation between connection steering wheel that can be better and the steering gear, thereby reduce the error, improve user experience, generally adopt the mode of hand modulation, still there is certain error, and present most adjustment mechanism is steelwork in order to guarantee intensity, make like this steering column receive the condition that partial steelwork's oppression produced the torsion skew, and the steelwork is generally integrated into one piece, later maintenance and maintenance are also very inconvenient.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a steering column with a pneumatically adjustable support structure in order to solve the above problems.

The utility model realizes the purpose through the following technical scheme:

a steering column with a pneumatic adjusting and supporting structure comprises an upper aluminum support, a left side plate and a cylinder assembly, wherein one side of the rear end of the upper aluminum support is connected with the left side plate, the other side of the rear end of the upper aluminum support is connected with a right side plate, the bottoms of the left side plate and the right side plate are connected through a base plate, the rear ends of the left side plate and the right side plate are provided with a reinforcing plate, a long bolt penetrates through the rear half section of the upper aluminum support, a second limiting groove is arranged between the long bolt and the left side plate, one end of the long bolt is positioned outside the left side plate and is provided with an L-shaped spring pulling plate, the L-shaped spring pulling plate is connected with the left side plate through a long tension spring, the other end of the long bolt is provided with an R-shaped spring pulling plate positioned outside the right side plate, the R-shaped spring pulling plate is connected with the right side plate through another long tension spring, and the inner side of the left side plate is positioned on the long bolt and is provided with an adjusting long nut, the adjustable long nut is characterized in that an adjustable short nut is arranged on one side of the adjustable long nut, a pressing block is arranged on one side of the adjustable short nut, a lever is arranged between the pressing blocks, the lower end of the lever is connected with the cylinder assembly, the extending portion of the cylinder assembly is fixed through a cylinder pin, the lever is connected with the rear end of the cylinder assembly through a cylinder fixing spring, the base plate is connected with one end of the cylinder assembly through a stop plug, the left side plate is connected with the pressing block, waist-shaped gaskets are arranged between the adjustable long nut and the left side plate, inner gaskets are arranged between the waist-shaped gaskets, a waist-shaped supporting plate is arranged on the outer side of each waist-shaped gasket, a waist-shaped limiting groove is arranged between each waist-shaped gasket and the upper aluminum support, a second reinforced wear-resistant nylon gasket is arranged between each waist-shaped gasket and the left side plate and the right side plate, and an L-shaped spring pulling plate, R type spring arm-tie is kept away from stay bolt one end is provided with first bolt, the first bolt other end is fixed through lock nut, first bolt with the left side board be provided with first bolt between the right side board, first bolt with be provided with the copper sheathing between the wear-resisting nylon of first reinforcing pad, the copper sheathing inboard is provided with thick round washer, first bolt with be provided with first spacing groove between the left side board.

Preferably: go up the inside steering spindle welding assembly that is provided with of aluminium support, the thin nut of hexagonal is installed to steering spindle welding assembly front end, the plain washer is installed to the thin nut inboard of hexagonal, steering spindle welding assembly with go up and be provided with deep groove ball bearing between the aluminium support, deep groove ball bearing front end is provided with epaxial circlip, the left side board with between the reinforcing plate the right side board with connect through hexagon socket head cap screw between the reinforcing plate, the hexagon socket head cap screw other end is fixed through welding hexagon nut, the reinforcing plate rear end has the connecting plate through hexagon head cap screw connection, the copper sheathing outside is provided with the 12mm gasket.

Preferably: the second limiting groove and the first limiting groove are integrally formed in the left side plate and the right side plate, and the left side plate and the right side plate are made of aluminum alloy.

So set up, integrated into one piece has improved the work efficiency of processing, and can guarantee the wholeness and the intensity of work piece itself.

Preferably: the L-shaped spring pulling plate and the R-shaped spring pulling plate are rotatably connected with the long bolt, and the long tension spring is connected with the L-shaped spring pulling plate and the R-shaped spring pulling plate through buckles.

So set up, long extension spring does L type spring arm-tie with R type spring arm-tie provides pulling force to at the adjustment provide certain pulling force and support nature during the angle of going up the aluminium support.

Preferably: waist type spacing groove integrated into one piece in go up the aluminum support, it is the aluminum alloy to go up the aluminum support material, it is hollow out construction to go up the half section behind the aluminum support.

So set up, waist type spacing groove is used for spacingly the waist shape gasket, and will the waist shape gasket is inlayed and is installed the back and guarantee the connection effect, and adopts the aluminum alloy to alleviate heavy burden simultaneously in the improvement intensity.

Preferably: the pressing block is connected with the long bolt in a sliding mode, and the adjusting long nut and the adjusting short nut are connected with the long bolt through threads.

So set up, the compact heap is used for cooperating thereby it makes to go up the aluminium support with the left side board, the mode that the right side board transform was loosened and was locked, thereby conveniently adjust go up the aluminium support with the angle of steering spindle welding assembly.

Preferably: the upper aluminum bracket is divided into a front part, a middle part and a rear part, and the three parts are connected through screws.

So set up, adopt modular structure, it is convenient go up the installation and the maintenance of aluminium support to easily change wearing and tearing piece.

Compared with the prior art, the utility model has the following beneficial effects:

1. the modular structure is adopted, the upper aluminum support is convenient to install and maintain, abrasion parts are easy to replace, and the left side plate and the right side plate which are made of aluminum alloy materials are matched to wit the load of the whole device;

2. utilize cylinder assembly adjusting lever for thereby the compact heap is used for cooperating the long bolt to make aluminium support and left side board, the mode that the right side board transform loosened and locked, and L type spring arm-tie, R type spring arm-tie and the long extension spring of cooperation both sides, provides initial pulling force for last aluminium support, thereby conveniently adjusts the angle of going up aluminium support and steering spindle welding assembly, utilizes mechanical type locking mode, lever boosting mechanism, increase frictional force, improvement locking effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic illustration of a steering column having a pneumatically adjustable support structure according to the present invention;

FIG. 2 is a schematic illustration of a left side panel construction of a steering column having a pneumatically adjustable support structure in accordance with the present invention;

FIG. 3 is a schematic illustration of a long bolt configuration of a steering column having a pneumatically adjustable support structure in accordance with the present invention;

FIG. 4 is a right side view of a steering column having a pneumatically adjusted support structure in accordance with the present invention;

FIG. 5 is a top plan view of a steering column having a pneumatically adjusted support structure in accordance with the present invention;

FIG. 6 is a rear elevational view of a steering column having a pneumatically adjusted support structure in accordance with the present invention;

FIG. 7 is a front view of a steering column having a pneumatically adjustable support structure in accordance with the present invention;

FIG. 8 is a schematic view of a portion I of a steering column having a pneumatically adjustable support structure according to the present invention;

FIG. 9 is a schematic view of a portion II of a steering column having a pneumatically adjustable support structure according to the present invention.

The reference numerals are explained below:

1. a hexagonal thin nut; 2. a flat washer; 3. a steering shaft welding assembly; 4. mounting an aluminum bracket; 5. a first reinforced abrasion resistant nylon mat; 6. a first bolt; 7. locking the nut; 8. an L-shaped spring pull plate; 9. a long tension spring; 10. a long bolt; 11. a second reinforced abrasion resistant nylon pad; 12. a left side plate; 13. a socket head cap screw; 14. welding a hexagon nut; 15. a connecting plate; 16. a stop plug; 17. a base plate; 18. a right side plate; 19. a reinforcing plate; 20. a hexagon head bolt; 21. adjusting the long nut; 22. adjusting the short nut; 23. a compression block; 24. a thick circular washer; 25. a copper sleeve; 26. a 12mm spacer; 27. an R-shaped spring pull plate; 28. a waist-shaped support plate; 29. an inner gasket; 30. a waist-shaped pad; 31. a cylinder assembly; 32. the cylinder fixes the spring; 33. a lever; 34. a cylinder pin; 35. a circlip for the shaft; 36. a deep groove ball bearing; 37. a first limit groove; 38. a second limit groove; 39. waist type spacing groove.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-9, a steering column with a pneumatic adjusting support structure comprises an upper aluminum support 4, a left side plate 12 and a cylinder assembly 31, wherein one side of the rear end of the upper aluminum support 4 is connected with the left side plate 12, the other side of the rear end of the upper aluminum support 4 is connected with a right side plate 18, the bottoms of the left side plate 12 and the right side plate 18 are connected through a base plate 17, the rear ends of the left side plate 12 and the right side plate 18 are provided with a reinforcing plate 19, the rear half section of the upper aluminum support 4 passes through a long bolt 10, a second limiting groove 38 is arranged between the long bolt 10 and the left side plate 12, one end of the long bolt 10 and positioned outside the left side plate 12 are provided with an L-shaped spring pulling plate 8, the L-shaped spring pulling plate 8 is connected with the left side plate 12 through a long tension spring 9, the other end of the long bolt 10 and positioned outside the right side plate 18 are provided with an R-shaped spring pulling plate 27, the R-shaped spring pulling plate 27 is connected with the right side plate 18 through another long tension spring 9, an adjusting long nut 21 is arranged inside the left side plate 12 and positioned on the long bolt 10, an adjusting short nut 22 is arranged on one side of an adjusting long nut 21, a pressing block 23 is arranged on one side of the adjusting short nut 22, a lever 33 is arranged between the pressing blocks 23, the lower end of the lever 33 is connected with a cylinder assembly 31, the extension part of the cylinder assembly 31 fixes the lever 33 through a cylinder pin 34, the rear end of the cylinder assembly 31 is connected with a base plate 17 through a cylinder fixing spring 32, one end of the cylinder assembly 31 is connected with a left side plate 12 through a stop plug 16, waist-shaped gaskets 30 are arranged between the pressing block 23 and a right side plate 18, waist-shaped gaskets 30 are arranged between the adjusting long nut 21 and the left side plate 12, inner gaskets 29 are arranged between the waist-shaped gaskets 30, a waist-shaped support plate 28 is arranged on the outer side of the waist-shaped gasket 30, a waist-shaped limit groove 39 is arranged between the waist-shaped gasket 30 and an upper aluminum bracket 4, second reinforcing wear-resistant nylon gaskets 11 are arranged between the waist-shaped gasket 30 and the left side plate 12 and the right side plate 18, first bolts 6 are arranged on the ends of an L-shaped spring pull plate 8 and an R-shaped spring pull plate 27 far away from the long bolt 10, the other end of the first bolt 6 is fixed through a locking nut 7, the first bolt 6 is arranged between the first bolt 6 and the left side plate 12 and the right side plate 18, a copper sleeve 25 is arranged between the first bolt 6 and the first reinforcing wear-resistant nylon cushion 5, a thick round gasket 24 is arranged on the inner side of the copper sleeve 25, and a first limiting groove 37 is arranged between the first bolt 6 and the left side plate 12.

Preferably: a steering shaft welding assembly 3 is arranged inside an upper aluminum support 4, a hexagonal thin nut 1 is arranged at the front end of the steering shaft welding assembly 3, a flat washer 2 is arranged on the inner side of the hexagonal thin nut 1, a deep groove ball bearing 36 is arranged between the steering shaft welding assembly 3 and the upper aluminum support 4, an elastic check ring 35 for a shaft is arranged at the front end of the deep groove ball bearing 36, the left side plate 12 and the reinforcing plate 19, the right side plate 18 and the reinforcing plate 19 are connected through an inner hexagonal cylindrical head screw 13, the other end of the inner hexagonal cylindrical head screw 13 is fixed through a welding hexagonal nut 14, the rear end of the reinforcing plate 19 is connected with a connecting plate 15 through a hexagonal head screw 20, and a 12mm gasket 26 is arranged outside a copper bush 25; the second limiting groove 38 and the first limiting groove 37 are integrally formed on the left side plate 12 and the right side plate 18, the left side plate 12 and the right side plate 18 are made of aluminum alloy, the machining efficiency is improved through integral forming, and the integrity and the strength of a workpiece can be guaranteed; the L-shaped spring pulling plate 8 and the R-shaped spring pulling plate 27 are rotatably connected with the long bolt 10, the long tension spring 9 is connected with the L-shaped spring pulling plate 8 and the R-shaped spring pulling plate 27 through a buckle, and the long tension spring 9 provides tension for the L-shaped spring pulling plate 8 and the R-shaped spring pulling plate 27, so that certain tension and support are provided when the angle of the upper aluminum support 4 is adjusted; the waist-shaped limiting groove 39 is integrally formed in the upper aluminum support 4, the upper aluminum support 4 is made of aluminum alloy, the rear half section of the upper aluminum support 4 is of a hollow structure, the waist-shaped limiting groove 39 is used for limiting the waist-shaped gasket 30, the waist-shaped gasket 30 is embedded and mounted, the connecting effect is guaranteed, and the aluminum alloy is adopted, so that the strength is improved, and the load is reduced; the pressing block 23 is connected with the long bolt 10 in a sliding mode, the adjusting long nut 21 and the adjusting short nut 22 are connected with the long bolt 10 through threads, and the pressing block 23 is used for being matched with the long bolt 10 to enable the upper aluminum support 4, the left side plate 12 and the right side plate 18 to change loosening and locking modes, so that the angle of the upper aluminum support 4 and the steering shaft welding assembly 3 can be conveniently adjusted; go up aluminium support 4 and divide into preceding middle and back triplex, and pass through bolted connection between the triplex, adopt modular structure, make things convenient for the installation and the maintenance of going up aluminium support 4 to easily change wearing and tearing spare.

The working principle is as follows: the upper aluminum support 4 is pre-fixed on the inner sides of the left side plate 12 and the right side plate 18 through the long bolt 10 and the first bolt 6, then the base plate 17 and the connecting plate 15 are connected with the car body, the two ends of the steering shaft welding assembly 3 are respectively connected with the steering wheel and the steering gear, when the steering shaft welding assembly 3 needs to adjust the angle to adapt to the car body, the control cylinder assembly 31 retracts, the lever 33 is separated from the pressing block 23 at the moment, the long bolt 10 can slide on the inner sides of the second limiting groove 38 and the waist-shaped gasket 30, the long tension spring 9 provides partial tension stress at the moment, the steering shaft welding assembly 3 naturally turns to a proper angle, after the stability is achieved, the control cylinder assembly 31 extends out, the lever 33 is matched with the pressing block 23 to lock the long bolt 10, the steering shaft welding assembly 3 reaches a proper angle, and the stability of the whole device is guaranteed.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (7)

1. A steering column with a pneumatically adjustable support structure, comprising: the aluminum-coated steel plate cylinder comprises an upper aluminum support (4), a left side plate (12) and a cylinder assembly (31), wherein one side of the rear end of the upper aluminum support (4) is connected with the left side plate (12), the other side of the rear end of the upper aluminum support (4) is connected with a right side plate (18), the bottom of the left side plate (12) is connected with the bottom of the right side plate (18) through a base plate (17), a reinforcing plate (19) is arranged at the rear end of the left side plate (12) and the rear end of the right side plate (18), a long bolt (10) penetrates through the rear half section of the upper aluminum support (4), a second limiting groove (38) is arranged between the long bolt (10) and the left side plate (12), one end of the long bolt (10) is located on the outer portion of the left side plate (12) and is provided with an L-shaped spring pulling plate (8), the L-shaped spring pulling plate (8) is connected with the left side plate (12) through a long tension spring (9), and an R-shaped spring pulling plate (27) is arranged on the other end of the outer portion of the right side plate (18), the R-shaped spring pulling plate (27) is connected with the right side plate (18) through another long tension spring (9), the left side plate (12) is arranged on the long bolt (10) in an inner side manner, an adjusting long nut (21) is arranged on one side of the adjusting long nut (21), an adjusting short nut (22) is arranged on one side of the adjusting short nut (22), a pressing block (23) is arranged on one side of the adjusting short nut (22), a lever (33) is arranged between the pressing blocks (23), the lower end of the lever (33) is connected with the cylinder assembly (31), the extending part of the cylinder assembly (31) is fixed with the lever (33) through a cylinder pin (34), the rear end of the cylinder assembly (31) is connected with the base plate (17) through a cylinder fixing spring (32), one end of the cylinder assembly (31) is connected with the left side plate (12) through a stop plug (16), and the pressing block (23) is arranged between the right side plate (18), waist-shaped gaskets (30) are arranged between the adjusting long nut (21) and the left side plate (12), inner gaskets (29) are arranged between the waist-shaped gaskets (30), waist-shaped supporting plates (28) are arranged on the outer sides of the waist-shaped gaskets (30), waist-shaped limiting grooves (39) are arranged between the waist-shaped gaskets (30) and the upper aluminum support (4), second reinforcing wear-resistant nylon gaskets (11) are arranged between the waist-shaped gaskets (30) and the left side plate (12) and the right side plate (18), first bolts (6) are arranged at one ends, far away from the long bolts (10), of the L-shaped spring pulling plate (8) and the R-shaped spring pulling plate (27), first bolts (6) are fixed by locking nuts (7), and first bolts (6) are arranged between the first bolts (6) and the left side plate (12) and the right side plate (18), be provided with copper sheathing (25) between first bolt (6) and first reinforcing wear-resisting nylon pad (5), copper sheathing (25) inboard is provided with thick round washer (24), first bolt (6) with be provided with first spacing groove (37) between left side board (12).

2. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: a steering shaft welding assembly (3) is arranged in the upper aluminum bracket (4), a hexagonal thin nut (1) is arranged at the front end of the steering shaft welding assembly (3), a flat washer (2) is arranged on the inner side of the hexagonal thin nut (1), a deep groove ball bearing (36) is arranged between the steering shaft welding assembly (3) and the upper aluminum bracket (4), the front end of the deep groove ball bearing (36) is provided with an elastic retainer ring (35) for a shaft, the left side plate (12) and the reinforcing plate (19) and the right side plate (18) and the reinforcing plate (19) are connected through hexagon socket head cap screws (13), the other end of the inner hexagonal socket head cap screw (13) is fixed by a welding hexagonal nut (14), the rear end of the reinforcing plate (19) is connected with a connecting plate (15) through a hexagon head bolt (20), and a 12mm gasket (26) is arranged on the outer side of the copper sleeve (25).

3. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: the second limiting groove (38) and the first limiting groove (37) are integrally formed in the left side plate (12) and the right side plate (18), and the left side plate (12) and the right side plate (18) are made of aluminum alloy.

4. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: l type spring arm-tie (8), R type spring arm-tie (27) rotate to be connected long bolt (10), long extension spring (9) are connected through the buckle L type spring arm-tie (8), R type spring arm-tie (27).

5. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: waist type spacing groove (39) integrated into one piece in go up aluminium support (4), it is the aluminum alloy to go up aluminium support (4) material, it is hollow out construction to go up aluminium support (4) back half section.

6. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: the pressing block (23) is connected with the long bolt (10) in a sliding mode, and the adjusting long nut (21) and the adjusting short nut (22) are connected with the long bolt (10) through threads.

7. A steering column having a pneumatically adjustable support structure according to claim 1, wherein: the upper aluminum support (4) is divided into a front part, a middle part and a rear part, and the three parts are connected through screws.

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