CN104670298A - Adjustable pipe column of slotting and clamping structure - Google Patents
Adjustable pipe column of slotting and clamping structure Download PDFInfo
- Publication number
- CN104670298A CN104670298A CN201510071656.7A CN201510071656A CN104670298A CN 104670298 A CN104670298 A CN 104670298A CN 201510071656 A CN201510071656 A CN 201510071656A CN 104670298 A CN104670298 A CN 104670298A
- Authority
- CN
- China
- Prior art keywords
- column jecket
- component
- lower column
- steering shaft
- tubing string
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/184—Mechanisms for locking columns at selected positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/185—Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses an adjustable pipe column of a slotting and clamping structure. The adjustable pipe column comprises an upper column pipe assembly and a lower column pipe assembly, wherein a lower column pipe protrudes into an upper column pipe, and the upper column pipe assembly is arranged on an adjusting support assembly; the adjusting support assembly comprises an adjusting support, a middle support is arranged inside the adjusting support, the middle support is composed of two branch supports which are respectively fixed with the upper column pipe, and a lower column pipe locking structure is arranged between the upper column pipe and the lower column pipe; when the adjusting handle is located in a locking position, the side of the adjusting support and the side of the middle support are locked in a friction way; meanwhile, the upper column pipe acts on the lower column pipe to lock the lower column pipe through the lower column pipe locking structure. The lower column pipe locking structure acts on the lower column pipe to lock the lower column pipe by the lower column pipe locking structure, therefore the loosing of a steering pipe column can be prevented in a locking state, and the reliable locking of the steering pipe column can be ensured.
Description
Technical field
The present invention relates to auto parts and components, more specifically relate to car steering tube column.
Background technology
At present, the car steering tube column of domestic production is the tubing string of up and down (two to) adjustable angle and upper and lower column jecket energy-absorbing mostly.This steering column by cam lock block by the locking of upper column jecket with unclamp; utilize and regulate the chute of support to regulate the upper and lower angle of tubing string; utilize the length of the adjustable column pipe assembly that slides axially of upper and lower column jecket simultaneously; the four-way realizing tubing string is adjustable; to adjust the manipulation comfort level of chaufeur; and the energy absorber on utilization adjustment support component is when automobile collides, and tubing string generation crumple, reaches the object of the safety of protection chaufeur.
But owing to being movable connection structure between upper column jecket and lower column jecket, in the locked condition, steering column still has loosening risk to current locking mode.
Summary of the invention
Technical matters to be solved by this invention is just to provide a kind of adjustable tubing string of clamping structure of slotting, and avoids steering column to loosen in the locked condition, ensures the reliable locking of steering column.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: the adjustable tubing string of fluting clamping structure, comprise column jecket component, lower column jecket component, upper steering shaft component, lower steering shaft component, upper steering shaft component and upper column jecket component are fixed, lower steering shaft component and lower column jecket component are fixed, spline fitted is passed through between described upper steering shaft component and lower steering shaft component, lower column jecket stretches in column jecket, described upper column jecket component is installed on and regulates on support component, described adjustment support component comprises adjustment support, regulating chute support being provided with and regulating the upper and lower angle of tubing string, described adjustment support is connected with the cam lock holding mechanism be locked by upper column jecket component, described cam lock holding mechanism is provided with regulating handle, described adjustment support component is connected with energy absorber, medium-height trestle is provided with inside described adjustment support, described medium-height trestle is made up of two, left and right sub-stent and is fixed together with upper column jecket respectively, lower column jecket locking mechanism is provided with between described upper column jecket and lower column jecket, when regulating handle is in locked position, side face and medium-height trestle side friction is regulated to lock, simultaneously, upper column jecket acts on lower column jecket by lower column jecket locking mechanism and is locked by lower column jecket.
Preferably, described lower column jecket locking mechanism comprises column jecket lining, described column jecket lining to be coated at outside lower column jecket and to insert in upper column jecket together with lower column jecket, described upper column jecket offers deformation adjustment groove, by deformation adjustment groove, upper column jecket is out of shape and acts on column jecket lining by lower column jecket firm grip.
Preferably, described deformation adjustment groove is the I-shaped elongated slot offered in the middle part of upper column jecket, and described I-shaped elongated slot axially extends along upper prop pipe, and two, described left and right sub-stent is fixedly welded on I-shaped elongated slot both sides along upper column jecket circumference.
Preferably, described column jecket lining is nyliner.
Preferably, described column jecket lining is provided with an opening vertically, and described column jecket lining periphery wall is circumferentially evenly equipped with multistage tooth.
Preferably, described adjustment support welding is fixed on and regulates on carriage mounting plate, described energy absorber comprise regulate support both sides to arrange pull block, described in pull block and be connected with regulating carriage mounting plate by injection moulding pin, described in pull block and be connected with buffer substrate tablet.
Preferably, the sleeve belt female splines of described upper steering shaft component, the male splines that described lower steering shaft component is arranged is coated with resin and plastic.
The technical solution used in the present invention, chaufeur unclamps cam lock holding mechanism by regulating handle, move the upper lower angle that bearing circle can regulate bearing circle up and down, can also bearing circle be pulled to regulate the collapsing length of bearing circle in front and back simultaneously, the four-way realizing tubing string is adjustable, to adjust the manipulation comfort level of chaufeur.And owing to being provided with lower column jecket locking mechanism between upper column jecket and lower column jecket, therefore when chaufeur is by regulating handle locking cam catch gear, adjustment side face and medium-height trestle side friction not only can be made to lock, thus column jecket component is maintained static, and go up column jecket simultaneously and act on lower column jecket by lower column jecket locking mechanism lower column jecket is locked, therefore, avoid steering column to loosen in the locked condition, ensure the reliable locking of steering column.
Like this after steering column is locked completely, bearing circle just keeps normal mode of operation, realizes the normal direction of rotation work of bearing circle.And when automobile collides, by regulating the function of the crumple energy-absorbing of the energy absorber that support component is arranged, realize the safety protecting chaufeur.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is A-A cross-sectional view in Fig. 1;
Fig. 3 is the fit structure schematic diagram of medium-height trestle and upper column jecket;
Fig. 4 is axial cross-sectional view in Fig. 3;
Fig. 5 is the structural representation of upper column jecket;
Fig. 6 is sub-stent axial arrangement schematic diagram;
Fig. 7 is sub-stent construction profile schematic diagram;
Fig. 8 is steering shaft assembly structure schematic diagram;
Fig. 9 regulates support component structural representation;
Figure 10 is the structural representation of column jecket lining;
Figure 11 is column jecket lining axial arrangement schematic diagram.
Detailed description of the invention
As shown in Figure 1 to 11, the adjustable tubing string of fluting clamping structure, comprise column jecket component 1, lower column jecket component 5, upper steering shaft component 4, lower steering shaft component 6, upper steering shaft component 4 is fixed with upper column jecket component 1, lower steering shaft component 6 is fixed with lower column jecket component 5, spline fitted is passed through between described upper steering shaft component 4 and lower steering shaft component 6, wherein, the sleeve belt female splines of described upper steering shaft component, the male splines that described lower steering shaft component is arranged is coated with resin and plastic, achieve upper and lower steering shaft bearing fit gapless like this, can the steering torque of transmission direction dish.
Described upper column jecket component 1 is installed on and regulates on support component 2, described adjustment support component comprises adjustment support, regulate support to be connected with regulating spring 21, be provided with medium-height trestle inside described adjustment support, described medium-height trestle is made up of two, left and right sub-stent 12 and is fixed together with upper column jecket 11 respectively.
As shown in Figure 2, described adjustment support component is connected with the cam lock holding mechanism 3 be locked by upper column jecket, described cam lock holding mechanism comprises the lock bolt 32 through regulating support and medium-height trestle, described cam lock holding mechanism is provided with regulating handle 31, the cam lock blocks 33 that described lock bolt is regulating stent outer to be socketed with two cooperations, regulating handle and outer cam latch segment are fixed, and are fixed by regulating handle by jam nut 34.
Regulating handle unclamps cam lock block toward rotating clockwise, regulating handle reaches release position, regulating handle is toward rotating counterclockwise locking cam latch segment, regulating handle reaches locked position, and rely on the friction force of adjustment side face and medium-height trestle side to realize locking, meanwhile, upper column jecket acts on lower column jecket by lower column jecket locking mechanism and is locked by lower column jecket.
And regulating handle is in release position, move bearing circle up and down, the angle of bearing circle can be regulated; Regulating handle is in release position, and front and back push-and-pull bearing circle, can regulate the collapsing length of bearing circle, to improve the traveling comfort of driver's operation bearing circle.
And described adjustment support component is connected with energy absorber, when automobile collides, energy absorber absorbs collision energy protection chaufeur.
In addition, lower column jecket locking mechanism is provided with between described upper column jecket and lower column jecket, as shown in Fig. 3 to Fig. 7, described lower column jecket locking mechanism comprises column jecket lining 7, described column jecket lining to be coated at outside lower column jecket and to insert together with lower column jecket in upper column jecket 11, described upper column jecket offers deformation adjustment groove, by deformation adjustment groove, upper column jecket is out of shape and acts on column jecket lining by lower column jecket firm grip.Described deformation adjustment groove is the I-shaped elongated slot 111 offered in the middle part of upper column jecket, described I-shaped elongated slot axially extends along upper prop pipe, two, described left and right sub-stent 12 is fixedly welded on I-shaped elongated slot both sides along upper column jecket circumference, sub-stent 12 is provided with arc sections 121 and is adjacent to and is welded on column jecket periphery wall, and sub-stent 12 is axially arranged with bar-shaped trough 122 along upper prop pipe and passes for lock bolt.
Upper column jecket is driven to produce deformation by two, left and right medium-height trestle, when regulating handle is in locked position, two, left and right medium-height trestle is subject to the effect of gripping power, column jecket is made to produce a certain amount of distortion, thus by column jecket lining by lower column jecket firm grip, wherein the reliability of locking guaranteed by column jecket lining, and in the middle part of upper column jecket, being designed with of I-shaped elongated slot is beneficial to column jecket generation deformation.
As shown in Figure 10 and Figure 11, described column jecket lining 7 is nyliner.Described column jecket lining is provided with an opening 71 vertically, and described column jecket lining periphery wall is circumferentially evenly equipped with multistage tooth 72.Clamping and the expansion of column jecket lining is realized by opening 71.Nyliner resistance to abrasion is good, and intensity is high, and cost is low, and copper bush can be replaced to use, and the multistage tooth outside lining can improve friction force and coupling mechanism force, guarantees the locking effect between upper column jecket, column jecket lining and lower column jecket.
As shown in Figure 9, described adjustment support 22 is fixedly welded on and regulates on carriage mounting plate 23, described energy absorber comprise regulate support 22 both sides arrange pull block 24, the described block 24 that pulls is connected with adjustment carriage mounting plate 23 by injection moulding pin, the described block that pulls is connected with buffer substrate tablet 25, described buffer substrate tablet 25 is provided with pre-tearing notch, and the length of buffer substrate tablet is as the criterion to meet energy-absorbing effect.Regulate support and regulate carriage mounting plate to be weld together, two pull block and regulate together with the slotted eye of support is injection-moulded in, two buffer substrate tablets with regulate carriage mounting plate to be weld together.When automobile collides, chaufeur is to the larger impulsive force of bearing circle one, first the injection moulding pin pulling block ruptures, and pull block and deviate from from adjustment carriage mounting plate, upper column jecket component starts to move down, bearing circle starts to sink, after a mobile segment distance, buffer substrate tablet starts stressed and tears from pre-port tearing position, and bearing circle continues to move down, until buffer substrate tablet is stretching, bearing circle just stops mobile.Namely the distance that bearing circle moves down is energy-absorbing crumple stroke, and bearing circle moves down enough distances can ensure that chaufeur is not stuck by bearing circle, can play the effect of protection chaufeur.
Claims (7)
1. the adjustable tubing string of fluting clamping structure, comprise column jecket component, lower column jecket component, upper steering shaft component, lower steering shaft component, upper steering shaft component and upper column jecket component are fixed, lower steering shaft component and lower column jecket component are fixed, spline fitted is passed through between described upper steering shaft component and lower steering shaft component, lower column jecket stretches in column jecket, described upper column jecket component is installed on and regulates on support component, described adjustment support component comprises adjustment support, regulating chute support being provided with and regulating the upper and lower angle of tubing string, described adjustment support is connected with the cam lock holding mechanism be locked by upper column jecket component, described cam lock holding mechanism is provided with regulating handle, described adjustment support component is connected with energy absorber, it is characterized in that: inside described adjustment support, be provided with medium-height trestle, described medium-height trestle is made up of two, left and right sub-stent and is fixed together with upper column jecket respectively, lower column jecket locking mechanism is provided with between described upper column jecket and lower column jecket, when regulating handle is in locked position, side face and medium-height trestle side friction is regulated to lock, simultaneously, upper column jecket acts on lower column jecket by lower column jecket locking mechanism and is locked by lower column jecket.
2. the adjustable tubing string of fluting clamping structure according to claim 1, it is characterized in that: described lower column jecket locking mechanism comprises column jecket lining, described column jecket lining to be coated at outside lower column jecket and to insert in upper column jecket together with lower column jecket, described upper column jecket offers deformation adjustment groove, by deformation adjustment groove, upper column jecket is out of shape and acts on column jecket lining by lower column jecket firm grip.
3. the adjustable tubing string of fluting clamping structure according to claim 2, it is characterized in that: described deformation adjustment groove is the I-shaped elongated slot offered in the middle part of upper column jecket, described I-shaped elongated slot axially extends along upper prop pipe, and two, described left and right sub-stent is fixedly welded on I-shaped elongated slot both sides along upper column jecket circumference.
4. the adjustable tubing string of fluting clamping structure according to claim 2, is characterized in that: described column jecket lining is nyliner.
5. the adjustable tubing string of fluting clamping structure according to claim 4, is characterized in that: described column jecket lining is provided with an opening vertically, and described column jecket lining periphery wall is circumferentially evenly equipped with multistage tooth.
6. the adjustable tubing string of fluting clamping structure according to claim 1, it is characterized in that: described adjustment support welding is fixed on and regulates on carriage mounting plate, described energy absorber comprise regulate support both sides arrange pull block, the described block that pulls is connected with adjustment carriage mounting plate by injection moulding pin, described in pull block and be connected with buffer substrate tablet.
7. the adjustable tubing string of fluting clamping structure according to claim 1, is characterized in that: the sleeve belt female splines of described upper steering shaft component, and the male splines that described lower steering shaft component is arranged is coated with resin and plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071656.7A CN104670298A (en) | 2015-02-11 | 2015-02-11 | Adjustable pipe column of slotting and clamping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071656.7A CN104670298A (en) | 2015-02-11 | 2015-02-11 | Adjustable pipe column of slotting and clamping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104670298A true CN104670298A (en) | 2015-06-03 |
Family
ID=53306028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510071656.7A Pending CN104670298A (en) | 2015-02-11 | 2015-02-11 | Adjustable pipe column of slotting and clamping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104670298A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693703A (en) * | 2019-01-09 | 2019-04-30 | 博世华域转向系统有限公司 | A kind of upper column tube structure optimizing handle power difference at different adjustment position |
| CN111452865A (en) * | 2020-04-30 | 2020-07-28 | 汉腾新能源汽车科技有限公司 | Steering column and design method thereof |
| US11225280B2 (en) * | 2018-03-27 | 2022-01-18 | Nsk Ltd. | Steering device |
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| EP1435316A2 (en) * | 2003-01-06 | 2004-07-07 | Mando Corporation | Tilt adjusting unit for steering columns |
| WO2007026114A1 (en) * | 2005-09-01 | 2007-03-08 | Trw Limited | A steering column assembly |
| CN201446975U (en) * | 2009-07-16 | 2010-05-05 | 南京东华汽车转向器有限公司 | Energy absorbing electric steering column |
| CN201694228U (en) * | 2010-01-23 | 2011-01-05 | 浙江万达汽车方向机有限公司 | Adjustable energy absorbing steering column |
| CN102941873A (en) * | 2012-10-30 | 2013-02-27 | 浙江万达汽车方向机有限公司 | Handle regulating and locking mechanism for aluminum steering column |
| CN103879439A (en) * | 2014-03-21 | 2014-06-25 | 浙江万达汽车方向机有限公司 | Automobile steering column tube assembly and adjusting method thereof |
| CN203805981U (en) * | 2014-04-23 | 2014-09-03 | 浙江万达汽车方向机有限公司 | Energy-absorbing adjustable support with secondary collision buffering and energy-absorbing strip structure |
| CN203937723U (en) * | 2014-02-27 | 2014-11-12 | 长城汽车股份有限公司 | I-groove upper prop tubular construction |
| CN204472876U (en) * | 2015-02-11 | 2015-07-15 | 浙江万达汽车方向机有限公司 | The adjustable tubing string of fluting clamping structure |
-
2015
- 2015-02-11 CN CN201510071656.7A patent/CN104670298A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2259807Y (en) * | 1996-05-29 | 1997-08-20 | 南通市宇峰贸易公司 | Adustable foot-rest ring of chair |
| EP1435316A2 (en) * | 2003-01-06 | 2004-07-07 | Mando Corporation | Tilt adjusting unit for steering columns |
| WO2007026114A1 (en) * | 2005-09-01 | 2007-03-08 | Trw Limited | A steering column assembly |
| CN201446975U (en) * | 2009-07-16 | 2010-05-05 | 南京东华汽车转向器有限公司 | Energy absorbing electric steering column |
| CN201694228U (en) * | 2010-01-23 | 2011-01-05 | 浙江万达汽车方向机有限公司 | Adjustable energy absorbing steering column |
| CN102941873A (en) * | 2012-10-30 | 2013-02-27 | 浙江万达汽车方向机有限公司 | Handle regulating and locking mechanism for aluminum steering column |
| CN203937723U (en) * | 2014-02-27 | 2014-11-12 | 长城汽车股份有限公司 | I-groove upper prop tubular construction |
| CN103879439A (en) * | 2014-03-21 | 2014-06-25 | 浙江万达汽车方向机有限公司 | Automobile steering column tube assembly and adjusting method thereof |
| CN203805981U (en) * | 2014-04-23 | 2014-09-03 | 浙江万达汽车方向机有限公司 | Energy-absorbing adjustable support with secondary collision buffering and energy-absorbing strip structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11225280B2 (en) * | 2018-03-27 | 2022-01-18 | Nsk Ltd. | Steering device |
| CN109693703A (en) * | 2019-01-09 | 2019-04-30 | 博世华域转向系统有限公司 | A kind of upper column tube structure optimizing handle power difference at different adjustment position |
| CN111452865A (en) * | 2020-04-30 | 2020-07-28 | 汉腾新能源汽车科技有限公司 | Steering column and design method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 311258, No. 28 Xiang Shan Road, Wen Yan Town, Xiaoshan District, Zhejiang, Hangzhou Applicant after: Zhejiang Wanda Automobile Direction Machine Co., Ltd. Address before: 311258, No. 28 Xiang Shan Road, Wen Yan Town, Xiaoshan District, Zhejiang, Hangzhou Applicant before: Zhejiang Wanda Steering Gear Co., Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |
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| RJ01 | Rejection of invention patent application after publication |