CN209600605U - A kind of steering column for realizing second level collapsing structure - Google Patents
A kind of steering column for realizing second level collapsing structure Download PDFInfo
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- CN209600605U CN209600605U CN201920315768.6U CN201920315768U CN209600605U CN 209600605 U CN209600605 U CN 209600605U CN 201920315768 U CN201920315768 U CN 201920315768U CN 209600605 U CN209600605 U CN 209600605U
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- column tube
- steering
- realizing
- limited block
- fixed
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Abstract
The utility model discloses a kind of steering columns for realizing second level collapsing structure.Steering column includes adjustment structure, intermediate shaft structure, steering shaft structure three parts.The utility model is suitable for the steering mechanism of automobile.Regulation handle is unclamped, angle, short transverse unlock, and upper column tube slides up and down realization height adjustment inside lower column tube, and entire column tube is slided along the arc groove of bracket, realize angular adjustment, lock regulation handle, angle, short transverse lock simultaneously.The utility model application method is simple, user is easy to adjust, using integrated support, simplifies assembling steps, improve production efficiency, the preferable stability for guaranteeing crumple power, we secure a nylon limited block on upper column tube, and the small area of bed by adjusting limited block can realize ideal crumple peak value, upper column tube locally uses bellows, turn upward axis bottom to expand space, preferably realizes second level collapsing structure, safety with higher.
Description
Technical field
It is general for all automobile steering systems the utility model relates to a kind of steering column for realizing second level collapsing structure
All over applicable.
Background technique
It is that for convenience in addition driver, steering column have flexible or tilt function that vehicle, which is equipped with steering column,.It is flexible
Device is the device for allowing steering column axial stretching, and tilting gearing is the device for adjusting angle of steering tubular column.At this stage
The structure of all tubing strings is all that upper column tube is big, the small structure of lower column tube, and bracket uses modular construction, increases steering in this way
The integrally-built assembling of tubing string is complicated, increases production cost, while crumple power is difficult to obtain stable guarantee；The height of tubing string
It adjusts and realizes that structure is complicated, and precision not easy to control；Vibration when existing weaponry and equipment uses is obvious, is unfavorable for stable structure, user
It is poor to experience.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of steering tube for realizing second level collapsing structure
Column and its application method.
The utility model realizes that the steering column of second level collapsing structure includes adjustment structure, intermediate shaft structure and steering shaft knot
Structure；Adjustment structure includes integrated support, lower column tube, tension spring, upper column tube, nylon limited block, locking stud, latch segment I, locking
Block II, regulation handle, hexagon nut with flange, limit plate；Steering shaft structure include turn upward axis, close locating ring, lock sleeve,
Upper spline sleeve turns to lower axle；
Lower column tube is bolted on integrated support, and integrated support is connect with lower column tube two sides with tension spring, on
Column tube is socketed in lower column tube, and locking stud passes through integrated support and lower column tube, and nylon limited block is fixed on column tube, is locked
Tight block I, latch segment II, regulation handle are sequentially fixed at one end of locking stud, and hexagon nut with flange is fixed on locking stud
One end, limit plate are socketed on hexagon nut with flange and fix with regulation handle；Intermediate shaft structure is by universal joint and turns to
Axle construction is connected, and close locating ring, which is fixed on, to be turned on upward axis, and lock sleeve, which passes through, turns upward axis and the cooperation fixation of close locating ring,
It turns to lower axle to be fixed in upper spline sleeve, upper spline sleeve is fixed with upward axis is turned, and steering shaft structure is sleeved in column tube；
The upward axis bottom that turns is provided with cylindrical hole；
The nylon limited block includes installation fixing head, microcephaly, limiting slot；The microcephaly be limiting slot one end to
Outer and protruding upward flange；Fixing head is located at the other end on limiting slot far from microcephaly；Fixing head is equipped with mounting hole；Nylon
The limiting slot of limited block is located at the lower section of locking stud and is close to locking stud；The nylon limited block passes through institute by screw
The mounting hole in fixing head stated is fixed on column tube.
A kind of steering column for realizing second level collapsing structure, feature are including bellows with the upper column tube
Structure, so that in second level crumple being crumple energy-absorbing in steering column.
A kind of steering column for realizing second level collapsing structure, feature are provided with the upward axis bottom that turns
Cylindrical hole, cylindrical hole, which is used to accommodate when second level crumple, turns to lower axle.
The intermediate shaft structure includes rubber buffering bushing block, realizes damping noise reduction.Jackshaft is realized for transmitting torque
Motor turning.
A kind of steering column for realizing second level collapsing structure, it is characterised in that the integrated support (including
Mounting bracket, lower bracket, middle bracket, three parts structural integrity, middle bracket include arc groove.It locks stud and passes through arc groove, circle
Arc slot limits angular adjustment path and the stroke of steering column well.
The utility model uses integrated support, and feature (fluting, injection molding that crumple needs to use are eliminated on bracket
Deng), making bracket no longer influences crumple, stability, the reliability of tubing string more can be improved, meanwhile, it can simplify assembly；Lower column tube
Using die casting constructed of aluminium, caliber is larger, makes column tube in lower column tube, in conjunction with integrated support, can make tubing string crumple
When, only upper column tube and turn upward axis and moving, in simple terms, crumple power is substantially equal to retentivity, in part size consistency
In good situation, it is sufficient to guarantee the stability of crumple power；The utility model secures a nylon limited block on upper column tube,
The simple limit that can realize height stroke, meanwhile, it also can easily adjust the range of height stroke.Limited block front end
Microcephaly destroys in crumple, is broken, and then generates crumple peak value, adjusts small area of bed, is readily apparent desired peak value, and
And the stability of crumple peak value can also be guaranteed；The abundant energy-absorbing of two-stage crumple process is had when crumple occurs for steering column,
Subtract injury of the feelings to driver, when collision occurs, upper column tube was by overcoming lower tubular column to the clamping force of upper tubing string before this, realized the
(the process frictional force can absorb energy, while crumple process can cut off the flange of nylon limited block, can also absorb for level-one crumple
Energy), the crumple power of first order crumple is kept constant, and is equal to clamping force；When first order crumple reaches capacity, start the second level
The local bellows structure of crumple, upper tubing string deforms, and absorbs energy, and further crumple turns to lower axle and deeply turns upward axis
Bottom expand space, realize second level crumple, further increase crumple stroke；Steering shaft uses nylon coated structure, meets
The sliding requirement that four-way is adjusted；Jackshaft uses nylon coated structure, while having used rubber buffering bushing block, dual shock absorption drop
It makes an uproar.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
Fig. 2 is a kind of schematic diagram of the adjustment structure for the steering column for realizing second level collapsing structure of the utility model；
Fig. 3 is a kind of auxiliary schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
Fig. 4 is a kind of steering shaft schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
Fig. 5 is a kind of steering column crumple limit schematic diagram of steering column for realizing second level collapsing structure of the utility model
Fig. 6 is a kind of jackshaft schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
Fig. 7 is a kind of integrated support schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
Fig. 8 is a kind of nylon limited block schematic diagram for the steering column for realizing second level collapsing structure of the utility model；
In figure, integrated support 11, lower column tube 12, tension spring 13, upper column tube 14, bellows structure 14-1, nylon limited block
15, it locks stud 16, latch segment I 17, latch segment II 18, regulation handle 19, hexagon nut with flange 110, limit plate 111, turn
Upward axis 31, close locating ring 32, lock sleeve 33, upper spline sleeve 34, turns to lower axle 35, rubber buffer lining at cylindrical hole 31-1
Set 21, mounting bracket 11-1, lower bracket 11-2, middle bracket 11-3 including arc groove 11-3-1, fixing head 15-1, microcephaly 15-2,
Limiting slot 15-3.
Specific embodiment
As shown in Figure 1, steering column includes adjustment structure 1, intermediate shaft structure 2, steering shaft structure 3,
As shown in Fig. 2, adjustment structure 1 includes integrated support 11, lower column tube 12, tension spring 13, upper column tube 14, bellows knot
Structure 14-1, nylon limited block 15, locking stud 16, latch segment I 17, latch segment II 18, regulation handle 19, hexagon nut with flange
110, limit plate 111, upper column tube 14 are socketed in lower column tube 12, and locking stud 16 passes through the middle bracket 11- of integrated support 11
3, the pilot hole in lower column tube and regulation handle 19, nylon limited block 15 is fixed on column tube 14, so that nylon limited block
15 centres in lower column tube 12 and be located at below locking stud, with and its simple mode realize column tube structure height row
The limit of journey more can easily realize that adjusts the stroke range of height, closely adjust hand in regulation handle 19 and middle bracket 11-3
Equipped with latch segment I 17 and latch segment II 18 between handle 19, prevent locking stud 16 is automatic in use to unclamp well
Then the event lift safety in utilization of column tube is locked with hexagon nut with flange 110 by stud 16 is locked, limit plate 11
Both ends are respectively at fixed, realization regulation handle 19 and hexagon nut with flange in regulation handle 19 and hexagon nut with flange 110
It is relatively fixed between 110；The adjusting of column tube in height can be easily realized by regulation handle 19.
As shown in figure 3, regulation handle 19 unclamps hexagon nut with flange 110, upper column tube 13 and lower column tube 12 can be along
The arc groove 11-3-1 of middle bracket 11-3, which is slided, is adjusted to suitable angle for steering column；The middle bracket of integrated support 11
11-3 is added to tension spring 13 in two sides with lower column tube 12, plays the purpose of good absorption energy, has reached certain damping
Effect enhances integrally-built stability.
Steering shaft structure 3 as shown in Figure 4 include turn upward axis 31, cylindrical hole 31-1, close locating ring 32, lock sleeve 33,
Upper spline sleeve 34 turns to lower axle 35；Close locating ring 32, which is fixed on, to be turned on upward axis 31, and lock sleeve 33, which passes through, turns upward axis 31
Cooperate with close locating ring 32 and fix, turns to lower axle 35 and be fixed in upper spline sleeve 34, upper spline sleeve 34 and turn upward axis
31 is fixed, and steering shaft 3 is sleeved in column tube 14.Steering shaft covers painting structure using nylon and steering shaft is better met
The sliding requirement that four-way is adjusted.
As shown in figure 5, the bottom cylinder for turning upward axis 31 can be embedded in by turning to lower axle 35 when steering shaft reaches the crumple limit
Hole 31-1.
As shown in fig. 6, intermediate shaft structure 2 includes rubber buffering bushing block 21, splined sleeve 22 is socketed in pipe sleeve fork 23, rubber
Glue buffer bush 21 is located between splined sleeve 22 and pipe sleeve fork 23, plays the effect of damping noise reduction well；
As shown with 7, integrated support 11 includes mounting bracket 11-1, lower bracket 11-2, middle bracket 11-3, is led between each bracket
It crosses and is welded and fixed, so that three parts structure becomes an entirety, while eliminating on bracket feature that crumple needs to use (such as
Fluting, injection molding etc.), so that bracket is no longer influenced crumple, improve stability, the reliability of tubing string, at the same time, simplifies assembly
Process.
As shown in figure 8, the nylon limited block 15 includes installation fixing head 15-1, microcephaly 15-2, limiting slot 15-3；Institute
The microcephaly 15-2 stated is the flange that one end of limiting slot 15-3 is outwardly and upwardly protruded；Fixing head 15-1 is located on limiting slot 15-3
The other end far from microcephaly 15-2；Fixing head 15-1 is equipped with mounting hole；The limiting slot 15-3 of nylon limited block 15 is located at locking
The lower section of stud 16 and it is close to locking stud 16；The nylon limited block 15 is passed through on the fixing head 15-1 by screw
Mounting hole be fixed on column tube 14.It can reach desired by way of adjusting this simplicity of microcephaly 15-2 size to burst
Contracting power peak value can easily realize the adjusting of column tube height stroke by adjusting the width of limiting slot 15-3.
A kind of application method of steering column that realizing second level collapsing structure, it is characterised in that the following steps are included:
1) regulation handle 19 is unclamped, column tube 14 is slided up and down, is adjusted to suitable height；
2) column tube 13 slides along the arc groove 11-3-1 of bracket with lower column tube 12 steering column being adjusted to suitable on
Angle；
3) regulation handle 19 is locked, column tube angle adjusted is fixed with height；
4) when accident occurs for automobile, when driver's forward lean crash direction disk, 11 structure of integrated support keeps steady
Fixed, column tube 14 upper first overcomes lower column tube 12 to move down the clamping force of upper column tube 14, while can cut off nylon limited block, realizes the
Level-one crumple；
5) when tubing string first order crumple reaches capacity, start second level crumple, the bellows structure in upper tubing string occurs
Deformation, while turning to lower axle 35 and being embedded in the bottom cylindrical hole 31-1 realization second level crumple for turning upward axis 31.
Claims (5)
1. a kind of steering column for realizing second level collapsing structure, it is characterised in that including adjustment structure (1), intermediate shaft structure (2)
With steering shaft structure (3)；Adjustment structure (1) include integrated support (11), lower column tube (12), tension spring (13), upper column tube (14),
Nylon limited block (15), locking stud (16), latch segment I (17), latch segment II (18), regulation handle (19), hexagonal flange
Nut (110), limit plate (111)；Steering shaft structure (3) includes turning upward axis (31), close locating ring (32), lock sleeve
(33), upper spline sleeve (34), steering lower axle (35)；
Lower column tube (12) is bolted on integrated support (11), and integrated support (11) and lower column tube (12) two sides are used
Tension spring (13) connection, upper column tube (14) are socketed in lower column tube (12), and locking stud (16) passes through integrated support (11) under
Column tube (12), nylon limited block (15) are fixed on column tube (14), latch segment I (17), latch segment II (18), regulation handle
(19) it is sequentially fixed at one end of locking stud, hexagon nut with flange (110) is fixed on locking stud (16) one end, limit plate
(111) it is socketed on hexagon nut with flange (110) and fixed with regulation handle (19)；Intermediate shaft structure (2) passes through universal joint
It is connected with steering shaft structure (3), close locating ring (32), which is fixed on, to be turned on upward axis (31), and lock sleeve (33), which passes through, turns upward axis
(31) it is fixed with close locating ring (32) cooperation, turns to lower axle (35) and be fixed in upper spline sleeve (34), upper spline sleeve
(34) and turn upward axis (31) fixation, steering shaft structure (3) is sleeved in column tube (14)；Described turns upward axis (31) bottom
It is provided with cylindrical hole (31-1)；
The nylon limited block (15) includes installation fixing head (15-1), microcephaly (15-2), limiting slot (15-3)；Described is small
Head (15-2) is the flange that the one end of limiting slot (15-3) is outwardly and upwardly protruded；Fixing head (15-1) is located at limiting slot (15-3)
The upper other end far from microcephaly (15-2)；Fixing head (15-1) is equipped with mounting hole；Limiting slot (the 15- of nylon limited block (15)
3) it is located at the lower section of locking stud (16) and is close to locking stud (16)；The nylon limited block (15) passes through institute by screw
The mounting hole in fixing head (15-1) stated is fixed on column tube (14).
2. a kind of steering column for realizing second level collapsing structure according to claim 1, it is characterised in that the upper prop
It manages (14) and is equipped with bellows structure (14-1).
3. a kind of steering column for realizing second level collapsing structure according to claim 1, it is characterised in that the centre
Axis uses nylon coated structure, and intermediate shaft structure (2) is equipped with rubber buffering bushing block (21).
4. a kind of steering column for realizing second level collapsing structure according to claim 1, it is characterised in that the steering
Axle construction (3) uses nylon coated structure.
5. a kind of steering column for realizing second level collapsing structure according to claim 1, it is characterised in that the entirety
Formula bracket (11) includes mounting bracket (11-1), lower bracket (11-2), middle bracket (11-3), and three parts structural integrity forms, in
Bracket (11-3) is equipped with arc groove (11-3-1), and locking stud (16) passes through arc groove (11-3-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920315768.6U CN209600605U (en) | 2019-03-13 | 2019-03-13 | A kind of steering column for realizing second level collapsing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920315768.6U CN209600605U (en) | 2019-03-13 | 2019-03-13 | A kind of steering column for realizing second level collapsing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209600605U true CN209600605U (en) | 2019-11-08 |
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ID=68405927
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920315768.6U Active CN209600605U (en) | 2019-03-13 | 2019-03-13 | A kind of steering column for realizing second level collapsing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209600605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733459B (en) * | 2019-03-13 | 2024-03-01 | 浙江万达汽车方向机有限公司 | Steering column for realizing secondary collapse structure and method thereof |
-
2019
- 2019-03-13 CN CN201920315768.6U patent/CN209600605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733459B (en) * | 2019-03-13 | 2024-03-01 | 浙江万达汽车方向机有限公司 | Steering column for realizing secondary collapse structure and method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.28 Xiangshan Road, Wenyan Town, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG WANDA STEERING GEAR Co.,Ltd. Address before: No.28 Xiangshan Road, Wenyan Town, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG WANDA STEERING GEAR CO.,LTD. |