CN208325360U - A kind of rolling friction cutout collapsing structure - Google Patents
A kind of rolling friction cutout collapsing structure Download PDFInfo
- Publication number
- CN208325360U CN208325360U CN201820762777.5U CN201820762777U CN208325360U CN 208325360 U CN208325360 U CN 208325360U CN 201820762777 U CN201820762777 U CN 201820762777U CN 208325360 U CN208325360 U CN 208325360U
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- slot rolling
- panel
- needle roller
- cutout
- engaging groove
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Abstract
The utility model discloses a kind of rolling friction cutout collapsing structures, including steering column bracket, needle roller pin and cutout.Utility model has the advantages that the technical program improves the stability of tubing string crumple power and the rigidity of steering column, structure is simple, at low cost.
Description
Technical field
The utility model relates to a kind of collapsing structure, especially a kind of rolling friction cutout collapsing structure.
Background technique
The cutout that traditional car steering tube column generallys use cast aluminium is connected to one with metallic support by POM injection molding
It rises, when tubing string starts crumple, cutout can be separated first with bracket, between the POM fracture of injection molding and cutout and bracket
Phase mutual friction provides crumple starting force.Often due to the reasons such as molding proces s parameters, part size, the initial crumple power is very unstable
It is fixed, the crumple power of the usual larger tolerance range of demand；However cast aluminium cutout with the metallic support is attached using plastics, it should
Cutout is generally also the installation point of tubing string, reduces the overall stiffness performance of tubing string to a certain extent.
Utility model content
The purpose of this utility model provide it is a kind of improve tubing string crumple power stability and steering column rigidity rolling
Fricting shearing block collapsing structure, solves one or more of the above-mentioned prior art problem.
In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of rolling friction cutout collapsing structure,
Its innovative point is: including steering column bracket, needle roller pin and cutout；
In the form of sheets, steering column bracket is equipped with a U-shaped mouth to extend internally, steering column bracket to steering column bracket on one side
Upper surface be equipped with the first slot rolling and the second slot rolling, the first slot rolling and the second slot rolling are provided with U-shaped each parallel to steering column bracket
The side of mouth, the first slot rolling and U-shaped mouth bottom are spaced, and the second slot rolling passes through U-shaped mouth waist, and U-shaped mouth divides the second slot rolling
At two parts, the lower surface of steering column bracket is equipped with third slot rolling and the 4th slot rolling, and third slot rolling is symmetrically set with the first slot rolling
It sets, the 4th slot rolling and the second slot rolling are symmetrical arranged；
Cutout includes first panel, second panel and the connecting plate for connecting first panel with second panel, connection
Plate is arc-shaped, and first panel, second panel and connecting plate, which combine, to be formed and section is U-shaped, and the medial surface of first panel is equipped with
The first engaging groove corresponding with the first slot rolling and the second slot rolling and the second engaging groove, the medial surface of second panel be equipped with
Third slot rolling and the corresponding third engaging groove of the 4th slot rolling and the 4th engaging groove；
Needle roller pin includes the first needle roller, the second needle roller, third needle roller and the 4th needle roller, the first needle roller, the first slot rolling
It is intermeshed with the first engaging groove, the second needle roller, the second slot rolling and the intermeshing of the second engaging groove, third needle roller, third slot rolling
It is intermeshed with third engaging groove, the 4th needle roller, the 4th slot rolling and the intermeshing of the 4th engaging groove.
In some embodiments, the first panel of cutout is equipped with first through hole, and it is logical that second panel is equipped with second
Hole, first through hole and the second through-hole are symmetrical arranged.
Utility model has the advantages that the technical program improve tubing string crumple power stability and steering column it is rigid
Degree, structure is simple, at low cost.
Detailed description of the invention
Fig. 1 is a kind of structure disperses figure of rolling friction cutout collapsing structure of the utility model.
Fig. 2 is a kind of sectional view of rolling friction cutout collapsing structure of the utility model.
Specific embodiment
With reference to the accompanying drawings of the specification, the utility model is described in more detail.
A kind of rolling friction cutout collapsing structure as depicted in figs. 1 and 2, including steering column bracket 1, needle roller pin
And cutout 2；In the form of sheets, steering column bracket 1 is equipped with a U-shaped mouth 11 to extend internally to steering column bracket 1 on one side, turns to
The upper surface of tubular column bracket 1 is equipped with the first slot rolling 12 and the second slot rolling 13, and the first slot rolling 12 and the second slot rolling 13 are each parallel to turning
The side of U-shaped mouth 11 is provided with to tubular column bracket 1, the first slot rolling 12 and U-shaped 11 bottom of mouth are spaced, and the second slot rolling 13 passes through U-shaped
Second slot rolling 13 is divided into two parts by 11 waists of mouth, U-shaped mouth 11, and the lower surface of steering column bracket 1 is equipped with third slot rolling 14
With the 4th slot rolling 15, third slot rolling 14 and the first slot rolling 12 are symmetrical arranged, and the 4th slot rolling 15 and the second slot rolling 13 are symmetrical arranged；It cuts
Stripping and slicing 2 includes first panel 26, second panel 27 and the connecting plate 28 for connecting first panel 26 and second panel 27, connection
Plate 28 is arc-shaped, first panel 26, second panel 27 and connecting plate 28 combination formed and section it is U-shaped, first panel 26 it is interior
Side is equipped with first engaging groove 22 corresponding with the first slot rolling 12 and the second slot rolling 13 and the second engaging groove 23, the second face
The medial surface of plate 27 is equipped with third engaging groove 24 corresponding with third slot rolling 14 and the 4th slot rolling 15 and the 4th engaging groove
25；Needle roller pin includes the first needle roller 32, the second needle roller 33, third needle roller 34 and the 4th needle roller 35, the first needle roller 32, first
Slot rolling 12 and the intermeshing of the first engaging groove 22, the second needle roller 33, the second slot rolling 13 and the intermeshing of the second engaging groove 23, third
Needle roller 34, third slot rolling 14 and third engaging groove 24 are intermeshed, the 4th needle roller 35, the 4th slot rolling 15 and 25 phase of the 4th engaging groove
Mutually engagement.
Working principle:
After steering column is installed by bolt, after impact of the steering column by power, cutout 2 can start to burst at first
Contracting, cutout 2 can it is opposing stationary with bolt, bracket by the rolling friction of needle roller pin be detached from cutout 2, the force of rolling friction by
Influence to bolt torque is smaller, improves tubing string in the crumple stability of incipient stage；And cutout 2 and bracket use metal
Connection, after being bolted on automobile CCB, rigidity is higher than traditional POM plastic connection.
In some embodiments, the first panel 26 of cutout 2 is equipped with first through hole, and second panel 27 is equipped with the
Two through-holes, first through hole and the second through-hole are symmetrical arranged.
Utility model has the advantages that the technical program improve tubing string crumple power stability and steering column it is rigid
Degree, structure is simple, at low cost.
The protection scope of the present invention is defined by the appended claims and their equivalents.The above is only this
The preferred embodiment of utility model, it is noted that those skilled in the art, created not departing from the utility model
Under the premise of design, some similar deformation and improvement can be made, these also should be regarded as the protection scope of the utility model
Within.
Claims (2)
1. a kind of rolling friction cutout (2) collapsing structure, it is characterised in that: including steering column bracket (1), needle roller pin with
And cutout (2)；
In the form of sheets, the steering column bracket (1) is equipped with a U-shaped mouth to extend internally to the steering column bracket (1) on one side
(11), the upper surface of the steering column bracket (1) is equipped with the first slot rolling (12) and the second slot rolling (13), first slot rolling
(12) and the second slot rolling (13) is provided with the sides of U-shaped mouth (11) each parallel to steering column bracket (1), first slot rolling (12) with
U-shaped mouth (11) bottom is spaced, and second slot rolling (13) passes through U-shaped mouth (11) waist, and the U-shaped mouth (11) is rolled second
Slot (13) is divided into two parts, and the lower surface of the steering column bracket (1) is equipped with third slot rolling (14) and the 4th slot rolling (15),
The third slot rolling (14) and the first slot rolling (12) are symmetrical arranged, and the 4th slot rolling (15) symmetrically sets with the second slot rolling (13)
It sets；
The cutout (2) includes first panel (26), second panel (27) and by first panel (26) and second panel
(27) connecting plate (28) connected, the connecting plate (28) is arc-shaped, the first panel (26), second panel (27) and connection
Plate (28) combination is formed and section is U-shaped, and the medial surface of the first panel (26) is equipped with and the first slot rolling (12) and second
Corresponding first engaging groove (22) of slot rolling (13) and the second engaging groove (23) are set on the medial surface of the second panel (27)
Have and third slot rolling (14) and the corresponding third engaging groove (24) of the 4th slot rolling (15) and the 4th engaging groove (25)；
The needle roller pin includes the first needle roller (32), the second needle roller (33), third needle roller (34) and the 4th needle roller (35), institute
State the first needle roller (32), the first slot rolling (12) and the first engaging groove (22) intermeshing, second needle roller (33), the second slot rolling
(13) it is intermeshed with the second engaging groove (23), the third needle roller (34), third slot rolling (14) and third engaging groove (24) phase
Mutually engagement, the 4th needle roller (35), the 4th slot rolling (15) and the intermeshing of the 4th engaging groove (25).
2. a kind of rolling friction cutout (2) collapsing structure according to claim 1, it is characterised in that: the cutout
(2) first panel (26) be equipped with first through hole, the second panel (27) be equipped with the second through-hole, the first through hole and
Second through-hole is symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762777.5U CN208325360U (en) | 2018-05-22 | 2018-05-22 | A kind of rolling friction cutout collapsing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762777.5U CN208325360U (en) | 2018-05-22 | 2018-05-22 | A kind of rolling friction cutout collapsing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208325360U true CN208325360U (en) | 2019-01-04 |
Family
ID=64774708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820762777.5U Active CN208325360U (en) | 2018-05-22 | 2018-05-22 | A kind of rolling friction cutout collapsing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208325360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562063A (en) * | 2021-08-10 | 2021-10-29 | 坤泰车辆系统（常州）有限公司 | Two-pin type locking mechanism and steering column assembly |
-
2018
- 2018-05-22 CN CN201820762777.5U patent/CN208325360U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562063A (en) * | 2021-08-10 | 2021-10-29 | 坤泰车辆系统（常州）有限公司 | Two-pin type locking mechanism and steering column assembly |
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| GR01 | Patent grant |