CN109210047A - A kind of fixed bar assembly of stepless quick-expansion - Google Patents
A kind of fixed bar assembly of stepless quick-expansion Download PDFInfo
- Publication number
- CN109210047A CN109210047A CN201711384380.3A CN201711384380A CN109210047A CN 109210047 A CN109210047 A CN 109210047A CN 201711384380 A CN201711384380 A CN 201711384380A CN 109210047 A CN109210047 A CN 109210047A
- Authority
- CN
- China
- Prior art keywords
- fixed
- loop bar
- nut
- fixed link
- fixed loop
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 7
- 239000011148 porous material Substances 0.000 claims description 4
- 230000008685 targeting Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
- F16B7/182—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements for coaxial connections of two rods or tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of fixed bar assembly of stepless quick-expansion, it is easy to carry, can step-less adjustment, simple process, light-weight, be applicable to the occasion of any required push rod, pull rod.Its technical solution are as follows: component includes fixed link, fixed loop bar, fixture nut, adjusting nut, fixed loop bar attaching nut, fixed link can stretch in fixed loop bar, fixed loop bar is integrally fixed with fixed loop bar attaching nut, fixed link is realized and is finely tuned by adjusting nut and fixed loop bar by fixture nut and fixed loop bar fastening, fixed link.
Description
Technical field
The present invention relates to the components for car autopilot, more particularly to the fixation with stepless quick-expansion function
Bar assembly.
Background technique
It is being related to automatic driving field, is needing the component of similar push rod to control the equipment such as throttle, brake pedal,
And then control acceleration, deceleration and the brake etc. of automobile.
Realize that the push rod in the device of this function adjusts its length with the distance (grade) at interval of 5mm currently on the market,
Structure is that the screw rod in push rod is process by the every 5mm spacing of T shape tooth.Therefore, push rod such in actual use needs elder generation
It just can enter normal operating conditions after eliminating the gap 5mm by program.
Summary of the invention
A brief summary of one or more aspects is given below to provide to the basic comprehension in terms of these.This general introduction is not
The extensive overview of all aspects contemplated, and be both not intended to identify critical or decisive element in all aspects also non-
Attempt to define the range in terms of any or all.Its unique purpose is to provide the one of one or more aspects in simplified form
A little concepts are with the sequence for more detailed description given later.
The purpose of the present invention is to solve the above problem, a kind of fixed bar assembly of stepless quick-expansion is provided, convenient for taking
Band, can step-less adjustment, simple process, light-weight, be applicable to the occasion of any required push rod, pull rod.
The technical solution of the present invention is as follows: present invention discloses a kind of fixed bar assembly of stepless quick-expansion, including fixed link,
Fixed loop bar, fixture nut, adjusting nut, fixed loop bar attaching nut, fixed link can stretch in fixed loop bar, fixing sleeve
Bar is integrally fixed with fixed loop bar attaching nut, and fixed link passes through tune by fixture nut and fixed loop bar fastening, fixed link
It saves nut and fixed loop bar is realized and finely tuned.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, fixed link is by being located at the cylindric of front end
Targeting part, external threaded portion, columned hand grip portion and be located in the middle long threaded portion composition, wherein
External threaded portion connects execution unit, and intermediate long threaded portion is adjustable length.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, fixed loop bar pass through its front end external screw thread
It is realized with fixed loop bar attaching nut and is threadedly coupled fixation.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, the guide hole size of fixed loop bar front end
It equal to fixed link diameter dimension, play the guiding role in fixed link telescopic process, the pore size of fixing sleeve rod rear end is greater than front end
Guide hole size.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, adjusting nut is with its eccentric orfice along fixed
Bar is moved at fixed loop bar attaching nut, and moving radially adjusting nut engages its internal screw thread with fixed link external screw thread and the two
Coaxially, rotating adjusting nut is screwed into fixed loop bar attaching nut internal screw thread with it and is fastened so that adjusting nut and fixation
Loop bar attaching nut is integrally formed.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, adjusting nut, fixed loop bar connect spiral shell
Female, fixed loop bar three is connected through a screw thread integrally, and rotating adjusting nut generates the relative rotation to fixed link to fixation
The stroke of bar is finely adjusted.
One embodiment of the fixed bar assembly of stepless quick-expansion according to the present invention, fixture nut is with its eccentric orfice along fixed
Bar is fast moved to adjusting nut, and moving radially fixture nut makes that its internal screw thread is engaged with fixed link external screw thread and the two is same
Axis, rotary fixing screw mother protrude into its boss in adjusting nut stepped hole to be fastened to raised head face and stepped hole bottom surface, with
It is integrated fixed link, fixture nut, adjusting nut, fixed loop bar attaching nut and fixed loop bar rigid connection.
The present invention compare the prior art have following technical effect: push rod of the invention can manually adjust during installation to
Correct working condition position, and the screw rod in push rod is process by metric thread, simple and convenient, good manufacturability.This hair
The design of fixture nut and washer in bright is equal to the design of conventional nut and washer, to meet traditional screw thread user
Method and occasion, screw thread pair can bear biggish pulling force, and the present invention is suitable for the occasion of any required push rod, pull rod, and structure is simple
Rationally, good manufacturability, lighter in weight.
Detailed description of the invention
After the detailed description for reading embodiment of the disclosure in conjunction with the following drawings, it better understood when of the invention
Features described above and advantage.In the accompanying drawings, each component is not necessarily drawn to scale, and has similar correlation properties or feature
Component may have same or similar appended drawing reference.
Figure 1A to 1D shows the structural schematic diagram of an embodiment of the fixed bar assembly of stepless quick-expansion of the invention.
Fig. 2A to 2D shows work of the fixed bar assembly of stepless quick-expansion of the present embodiment under quick-expansion state
Schematic illustration.
Fig. 3 A to 3D shows working principle of the fixed bar assembly of stepless quick-expansion of the present embodiment under fine tuning state
Schematic diagram.
Fig. 4 A to 4C shows the structural representation of the adjusting nut in the fixed bar assembly of stepless quick-expansion of the present embodiment
Figure.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Note that below in conjunction with attached drawing and specifically real
The aspects for applying example description is merely exemplary, and is understood not to carry out any restrictions to protection scope of the present invention.
Figure 1A is the schematic perspective view of an embodiment of the fixed bar assembly of stepless quick-expansion of the invention.Fig. 1 C is
The sectional view along AA of Figure 1B, Fig. 1 D are the enlarged diagrams in Fig. 1 C in circle.It please refers to shown in Figure 1A to 1D, the present embodiment
The fixed bar assembly of stepless quick-expansion includes fixed link 1, fixed loop bar 2, fixture nut 3, adjusting nut 4, fixed loop bar connection
Nut 5.Fixed link 1 can in fixed loop bar 2 free extension and change the length after the connection of two bars to meet different length
Demand.Fixed link 1 and fixed loop bar 2 also can be made required shape.
In the present embodiment, fixed link 1 is by being located at the columned targeting part 12 in front end, external threaded portion 11, circle
It columnar hand grip portion 13 and is located in the middle long threaded portion 14 and forms, executed wherein external threaded portion 11 connects
Component, and intermediate long threaded portion 14 is adjustable length.Fixed loop bar 2 is made into front end external screw thread 21 and fixed loop bar connects
Connected nut 5 is threadedly coupled, is fixed.The size of the pilot hole 22 of fixed loop bar front end is equal to 1 diameter dimension of fixed link, in fixed link
It play the guiding role in 1 telescopic process.And the pore size of fixing sleeve rod rear end is greater than the ruler for the pilot hole 22 that front end play the guiding role
It is very little, it plays and mitigates weight and clear and coherent effect.
Fixed loop bar 2 is integrally fixed with fixed loop bar attaching nut 5, and fixed link 1 passes through fixture nut 3 and fixed loop bar
2 fastenings, fixed link 1 are realized and are finely tuned by adjusting nut 4 and fixed loop bar 2.Figure 1A to 1D shows fixed link and fixed loop bar
It is adjusted to the form being fastened together after required length dimension.
Fig. 2A to 2D shows work of the fixed bar assembly of stepless quick-expansion of the present embodiment under quick-expansion state
Principle.It refers to shown in Fig. 2A to 2D, when fixed link connect original state with fixed loop bar, fixed link 1 is inserted in fixed loop bar 2
In, it is retractable to the approximate dimensions of required length.Then adjusting nut 4 (structure of adjusting nut is as shown in Fig. 4 A to 4C) is inclined with it
Heart hole 42 (being greater than screw hole dimensions 0.1mm or so) is fast moved to the face C along fixed link 1 close at the face D, moves radially adjusting spiral shell
Mother 4 engages its internal screw thread 44 with fixed link external screw thread (the two is coaxial), and rotating adjusting nut 4 is screwed in its external screw thread 43 and fixed
It closes in 5 internal screw thread of loop bar attaching nut to B, D face paste, is fastenedly connected integrally with fixed loop bar attaching nut 5.
Fig. 3 A to 3D shows working principle of the fixed bar assembly of stepless quick-expansion of the present embodiment under fine tuning state.
It refers to shown in Fig. 3 A to 3D, state and adjusting nut 4, fixed loop bar attaching nut 5, fixed 2 three of loop bar pass through spiral shell at this time
Line links into an integrated entity.The generation of rotating adjusting nut 4 can be finely adjusted the relative rotation of fixed link 1 to fixed link stroke,
Determine the length of required bar.By fixture nut 3 with its eccentric orfice 42 (being greater than screw hole dimensions 0.1mm or so) along fixed link
1 fast moves to the face C close at the face B, move radially fixture nut 3 engage its internal screw thread with fixed link external screw thread (the two is same
Axis), rotary fixing screw mother 3 protrudes into its boss 31 in adjusting nut stepped hole 41 to the face C (raised head face) and stepped hole bottom surface
(face E) fitting, fastening.Final fixed link 1, fixture nut 3, adjusting nut 4, fixed loop bar attaching nut 5, fixed loop bar 2 are just
Property is connected as one, and the state after connection is shown in Figure 1A.And it acts as anti-for boss 31 and 41 clearance fit of stepped hole
Only radially disengaged after 3 stress of fixture nut.
Offer is to make any person skilled in the art all and can make or use this public affairs to the previous description of the disclosure
It opens.The various modifications of the disclosure all will be apparent for a person skilled in the art, and as defined herein general
Suitable principle can be applied to other variants without departing from the spirit or scope of the disclosure.The disclosure is not intended to be limited as a result,
Due to example described herein and design, but should be awarded and principle disclosed herein and novel features phase one
The widest scope of cause.
Claims (7)
1. a kind of fixed bar assembly of stepless quick-expansion, which is characterized in that including fixed link, fixed loop bar, fixture nut, adjusting
Nut, fixed loop bar attaching nut, fixed link can stretch in fixed loop bar, and fixed loop bar and fixed loop bar attaching nut are solid
Fixed integral, fixed link by fixture nut and fixed loop bar fastening, realized by adjusting nut with fixed loop bar micro- by fixed link
It adjusts.
2. the fixed bar assembly of stepless quick-expansion according to claim 1, which is characterized in that fixed link is by being located at front end
Columned targeting part, external threaded portion, columned hand grip portion and it is located in the middle the grouping of long threaded portion
At wherein external threaded portion connects execution unit, intermediate long threaded portion is adjustable length.
3. the fixed bar assembly of stepless quick-expansion according to claim 2, which is characterized in that fixed loop bar passes through its front end
External screw thread is realized with fixed loop bar attaching nut is threadedly coupled fixation.
4. the fixed bar assembly of stepless quick-expansion according to claim 3, which is characterized in that the guiding of fixed loop bar front end
Pore size is equal to fixed link diameter dimension, play the guiding role in fixed link telescopic process, the pore size of fixing sleeve rod rear end is big
Guide hole size in front end.
5. the fixed bar assembly of stepless quick-expansion according to claim 4, which is characterized in that adjusting nut is with its eccentric orfice
It is moved at fixed loop bar attaching nut along fixed link, moving radially adjusting nut engages its internal screw thread with fixed link external screw thread
And the two is coaxial, rotating adjusting nut is screwed into fixed loop bar attaching nut internal screw thread with it and is fastened so that adjusting nut
It is integrally formed with fixed loop bar attaching nut.
6. the fixed bar assembly of stepless quick-expansion according to claim 5, which is characterized in that adjusting nut, fixed loop bar
Attaching nut, fixed loop bar three are connected through a screw thread integrally, rotating adjusting nut generation to the relative rotation of fixed link with
The stroke of fixed link is finely adjusted.
7. the fixed bar assembly of stepless quick-expansion according to claim 6, which is characterized in that fixture nut is with its eccentric orfice
It fast moves along fixed link to adjusting nut, moving radially fixture nut engages its internal screw thread with fixed link external screw thread and two
Person is coaxial, and rotary fixing screw mother protrudes into its boss in adjusting nut stepped hole to be bonded tightly to raised head face with stepped hole bottom surface
Gu so that fixed link, fixture nut, adjusting nut, fixed loop bar attaching nut and fixed loop bar rigid connection are integrated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711384380.3A CN109210047B (en) | 2017-12-20 | 2017-12-20 | Stepless quick telescopic fixed rod assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711384380.3A CN109210047B (en) | 2017-12-20 | 2017-12-20 | Stepless quick telescopic fixed rod assembly |
Publications (2)
Publication Number | Publication Date |
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CN109210047A true CN109210047A (en) | 2019-01-15 |
CN109210047B CN109210047B (en) | 2023-10-20 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN201711384380.3A Active CN109210047B (en) | 2017-12-20 | 2017-12-20 | Stepless quick telescopic fixed rod assembly |
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CN (1) | CN109210047B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2137734Y (en) * | 1991-10-08 | 1993-07-07 | 杭州铝制品总厂 | Multi-purpose telescopic rod |
CN2349933Y (en) * | 1998-08-06 | 1999-11-24 | 四川天福不锈钢制品有限公司 | Externally locking telescopic rod |
US20090198234A1 (en) * | 2008-02-01 | 2009-08-06 | Stryker Trauma Sa | Telescopic strut for an external fixator |
CN102384138A (en) * | 2011-10-20 | 2012-03-21 | 珠海宜心家居有限公司 | Article hanging device |
CN103410307A (en) * | 2013-07-17 | 2013-11-27 | 何华强 | Scaffolding cross bar allowing length to be adjusted in stepless mode |
CN105782210A (en) * | 2014-12-19 | 2016-07-20 | 上海机动车检测中心 | Rapid nut assembly |
CN207715496U (en) * | 2017-12-20 | 2018-08-10 | 上海机动车检测认证技术研究中心有限公司 | A kind of stepless quick-expansion fixation bar assembly |
-
2017
- 2017-12-20 CN CN201711384380.3A patent/CN109210047B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2137734Y (en) * | 1991-10-08 | 1993-07-07 | 杭州铝制品总厂 | Multi-purpose telescopic rod |
CN2349933Y (en) * | 1998-08-06 | 1999-11-24 | 四川天福不锈钢制品有限公司 | Externally locking telescopic rod |
US20090198234A1 (en) * | 2008-02-01 | 2009-08-06 | Stryker Trauma Sa | Telescopic strut for an external fixator |
CN102384138A (en) * | 2011-10-20 | 2012-03-21 | 珠海宜心家居有限公司 | Article hanging device |
CN103410307A (en) * | 2013-07-17 | 2013-11-27 | 何华强 | Scaffolding cross bar allowing length to be adjusted in stepless mode |
CN105782210A (en) * | 2014-12-19 | 2016-07-20 | 上海机动车检测中心 | Rapid nut assembly |
CN207715496U (en) * | 2017-12-20 | 2018-08-10 | 上海机动车检测认证技术研究中心有限公司 | A kind of stepless quick-expansion fixation bar assembly |
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CN109210047B (en) | 2023-10-20 |
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