CN106263401A - A kind of pull bar linkage - Google Patents
A kind of pull bar linkage Download PDFInfo
- Publication number
- CN106263401A CN106263401A CN201510293742.2A CN201510293742A CN106263401A CN 106263401 A CN106263401 A CN 106263401A CN 201510293742 A CN201510293742 A CN 201510293742A CN 106263401 A CN106263401 A CN 106263401A
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- China
- Prior art keywords
- trocar sheath
- pull bar
- gear
- inner tube
- bar
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Abstract
The invention discloses a kind of pull bar linkage, including handle, pull bar, inner tube, gear fixing device, wheel and supporting structure；Described supporting structure includes that upper connector, trocar sheath A, trocar sheath B and lower connector, upper connector and lower connector are separately fixed on trocar sheath A and trocar sheath B, and four are fixedly connected as an entirety；Described pull bar is slidably located in trocar sheath B；Said inner tube is slidably located in trocar sheath A, and wheel is arranged on inner tube lower end；Described gear fixing device is fixed on supporting structure, and between adjacent trocar sheath A and trocar sheath B, in gear fixing device, it being provided with gear, pinion rotation is fixed in gear fixing device, pull bar is provided with the tooth bar B being meshed with gear, and inner tube is provided with the tooth bar A being meshed with gear.This pull bar linkage can increase draw-bar box terrain clearance, makes being greatly enhanced by property of draw-bar box, reduces the contaminated probability of draw-bar box.
Description
Technical field
The present invention relates to mechanical field, specifically a kind of pull bar linkage.
Background technology
Pull rod device application in daily life is very extensive, and modal is exactly trolley luggage.Trolley luggage in the market, its pull rod device and wheel do not have drive connection, say, that the motion of pull bar can't affect the motion of wheel.Due to the trolley luggage on market, its wheel cannot lift, and during trolley luggage draws row, due to liftoff relatively low bottom case and bag, runs into obstacle the most in the process of walking, and case and bag are easily contaminated even to be damaged.
Summary of the invention
It is an object of the invention to provide a kind of pull bar linkage, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of pull bar linkage, including handle, pull bar, inner tube, gear fixing device, wheel and supporting structure, described supporting structure includes upper connector, trocar sheath A, trocar sheath B and lower connector, upper connector and lower connector are separately fixed on trocar sheath A and trocar sheath B, and four are fixedly connected as an entirety；Described pull bar is slidably located in trocar sheath B, and handle is fixed on pull bar upper end；Said inner tube is slidably located in trocar sheath A, and wheel is arranged on inner tube lower end；Described gear fixing device is fixed on supporting structure, and between adjacent trocar sheath A and trocar sheath B, gear it is provided with in gear fixing device, gear is rotated by gear shaft and is fixed in gear fixing device, pull bar is provided with the tooth bar B being meshed with gear, offering the breach being meshed with gear for tooth bar B on trocar sheath B, inner tube is provided with the tooth bar A being meshed with gear, and trocar sheath A offers the breach being meshed with gear for tooth bar A.
As the further scheme of the present invention: described trocar sheath A and trocar sheath B is 2, and trocar sheath A is positioned at the two ends of supporting structure, and trocar sheath B is positioned at the inner side of supporting structure.
As the present invention further scheme: described upper connector and lower connector are made up of one or more groups, separately or concurrently fix with trocar sheath A and trocar sheath B and be connected.
As the present invention further scheme: described trocar sheath arranges positioner with the screens of internal structure, it is inside trocar sheath or to be located at outside trocar sheath that positioner is located on pull bar, the present embodiment selects be located on pull bar and stretched by the button control on handle, positioner the most specifically slide block.
As the present invention further scheme: described pull bar is made up of a joint or more piece, and built-in one or more positioners provide screens between pipe, and trocar sheath B is provided with multiple screens that matches with positioner.
As the present invention further scheme: described wheel is directly or indirectly attached in inner tube.
Compared with prior art, the invention has the beneficial effects as follows: 1, this pull bar linkage is when operating pull bar, it is capable of lifting and the folding and unfolding of wheel, when trolley luggage, the distance of trolley luggage elongation significantly increases than common tie rods distance, long process control is realized by one-pass operation, easy to use and easily operate；2, this pull bar linkage is when trolley luggage, owing to being capable of lifting and the folding and unfolding of wheel by pull bar operation, when hauling trolley luggage walking, by wheel is stretched out, trolley luggage terrain clearance can be increased, make being greatly enhanced by property of draw-bar box, reduce trolley luggage in drawing process, encounter the probability of obstacle, thus reduce draw-bar box and be contaminated and impaired probability, the service life of extending pull rod case and bag；3, this pull bar linkage is when trolley luggage, deposits trolley luggage, and wheel can be regained completely, and is not take up the parking space of trolley luggage, it is easy to deposits；4, this pull bar linkage structures is simple, easy to use, makes easily, it is easy to promote.
Accompanying drawing explanation
Fig. 1 is the structural representation of pull bar linkage.
In figure: screens under connector, 16-wheel, 17-tooth bar B, 18-under 1-handle, 2-button, 3-button connecting rod, 4-pull bar, the upper screens of 5-, 6-upper connector, 7-trocar sheath A, 8-inner tube, 9-trocar sheath B, 10-positioner, 11-gear fixing device, 12-gear, 13-tooth bar A, 14-gear shaft, 15-.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Referring to Fig. 1, in the embodiment of the present invention, a kind of pull bar linkage, including handle 1, pull bar 4, inner tube 8, gear fixing device 11, wheel 16 and supporting structure；Described supporting structure includes upper connector 6, trocar sheath A 7, trocar sheath B 9 and lower connector 15, upper connector and lower connector are separately fixed on trocar sheath A and trocar sheath B, trocar sheath A 7 and trocar sheath B 9 is each provided between upper connector 6 and lower connector 15, and four be fixedly connected as an entirety, thus constitute supporting structure, trocar sheath A 7 and trocar sheath B 9 is 2, and trocar sheath A 7 is positioned at the both sides of supporting structure, and trocar sheath B 9 is positioned at the inner side of supporting structure；Described pull bar 4 is slidably located in trocar sheath B 9, handle 1 is fixed on pull bar 4 top, pull bar 4 is provided with positioner 10, trocar sheath B 9 is provided with multiple screens that matches with positioner 10, preferably, described screens totally 2, it is respectively upper screens 5 and lower screens 18, handle 1 is provided with button 2 and button connecting rod 3, and button 2 controls the flexible of positioner 10 by button connecting rod 3；Said inner tube 8 is slidably located in trocar sheath A 7, and wheel 16 is arranged on inner tube 8 bottom；Described gear fixing device 11 is fixed on supporting structure, and between adjacent trocar sheath A 7 and trocar sheath B 9, gear 12 it is provided with in gear fixing device 11, gear 12 is rotated by gear shaft 14 and is fixed in gear fixing device 11, pull bar 4 is provided with the tooth bar B17 being meshed with gear 12, the breach being meshed for tooth bar B17 is offered with gear 12 on trocar sheath B 9, inner tube 8 is provided with the tooth bar A13 being meshed with gear 12, and trocar sheath A 7 offers the breach being meshed with gear 12 for tooth bar A13.
The operation principle of the present invention is: described pull bar linkage, when draw-bar box, original state positioner 10 is stuck in lower screens 18, press the button 2, button 2 controls positioner 10 by button connecting rod 3 and shrinks, pull bar 4 unlocks with trocar sheath B 9, pull handle 1, pull bar 4 is made to move along trocar sheath B 9 is outer, now the tooth bar B17 driven gear 12 on pull bar 4 rotates, when gear 12 rotates, band carry-over bar A13 moves, and then drive inner tube 8 to move along trocar sheath A 7 is outer, wheel 16 in inner tube 8 stretches out, the case and bag of draw-bar box are made to be gradually increased with the distance on ground, when positioner 10 arrives upper screens 5, release button 2, positioner 10 fixes in upper screens 5, lock between pull bar 4 and trocar sheath B 9, now wheel 16 is fully extended.After use, press the button 2, button 2 controls positioner 10 by button connecting rod 3 and shrinks, pull bar 4 unlocks with trocar sheath B 9, promote handle 1, pull bar 4 is made to move along trocar sheath B 9, now the tooth bar B17 driven gear 12 on pull bar 4 rotates, when gear 12 rotates, band carry-over bar A13 moves, and then drive inner tube 8 to move along trocar sheath A 7, wheel 16 in inner tube 8 is to contract, the case and bag of draw-bar box are made to be gradually lowered with the distance on ground, when positioner 10 arrives lower screens 18, release button 2, positioner 10 fixes in lower screens 18, lock between pull bar 4 and trocar sheath B 9, now wheel 16 is regained completely.
Described pull bar linkage is when operating pull bar, it is possible to realize lifting and the folding and unfolding of wheel, and when trolley luggage, the distance of trolley luggage elongation significantly increases than common tie rods distance, realizes long process control by one-pass operation, easy to use and easily operate；Described pull bar linkage is when draw-bar box, owing to being capable of lifting and the folding and unfolding of wheel by pull bar operation, when hauling draw-bar box walking, by wheel is stretched out, draw-bar box terrain clearance can be increased, make being greatly enhanced by property of draw-bar box, reduce draw-bar box in drawing process, encounter the probability of obstacle, thus reduce draw-bar box and be contaminated and impaired probability, in the service life of extending pull rod case, when additionally depositing draw-bar box, wheel can be regained completely, and it is not take up the parking space of draw-bar box, it is easy to deposit；Described pull bar linkage structures is simple, easy to use, makes easily, it is easy to promote.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (5)
1. a pull bar linkage, is characterized in that including pull bar (4), rack and pinion drive and inner tube (8), and described pull bar (4) is slidably located in trocar sheath B(9) in, inside is provided with tooth bar B(17), upper end is provided with handle (1)；Described rack and pinion drive is by gear (11), tooth bar A(13) and tooth bar B(17) constitute, gear (12) is rotated by gear shaft (14) and is fixed in gear fixing device (11), tooth bar A(13) and tooth bar B(17) be respectively provided on inner tube (8) and pull bar (4) and be meshed with gear (12), trocar sheath B(9) on offer for tooth bar B(17) breach that is meshed with gear (12), trocar sheath A(7) on offer confession tooth bar A(13) breach that is meshed with gear (12)；Said inner tube (8) lower end is provided with wheel (16).
Pull bar linkage the most according to claim 1, it is characterised in that described pull bar (4) is made up of a joint or more piece, trocar sheath B(9) it is provided with multiple screens that matches with positioner (10).
Pull bar linkage the most according to claim 1, it is characterised in that described wheel (16) connects in inner tube (8) directly or indirectly.
Positioner the most according to claim 1 and 2 (10) is arranged on pull bar or outside trocar sheath.
5. according to the pull bar linkage described in claim 1 or 2 or 3, it is characterized in that, described trocar sheath A(7) and trocar sheath B(9) it is fixedly connected as an entirety with upper connector and lower connector, and trocar sheath A(7) be positioned at the both sides of supporting structure, trocar sheath B(9) it is positioned at the inner side of supporting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293742.2A CN106263401A (en) | 2015-06-02 | 2015-06-02 | A kind of pull bar linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293742.2A CN106263401A (en) | 2015-06-02 | 2015-06-02 | A kind of pull bar linkage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106263401A true CN106263401A (en) | 2017-01-04 |
Family
ID=57655745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510293742.2A Pending CN106263401A (en) | 2015-06-02 | 2015-06-02 | A kind of pull bar linkage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106263401A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107307538A (en) * | 2017-06-26 | 2017-11-03 | 胡振华 | Adjustable suitcase |
| CN107495590A (en) * | 2017-06-26 | 2017-12-22 | 胡振华 | Waterproof lightweight draw-bar box |
| CN111067218A (en) * | 2020-01-17 | 2020-04-28 | 付锦涛 | From locking-type noise control suitcase |
| CN111528596A (en) * | 2020-05-26 | 2020-08-14 | 吴春 | Luggage case |
| CN111955892A (en) * | 2020-09-25 | 2020-11-20 | 陈扬凯 | Back comfortable ventilative mountain-climbing knapsack of travel usefulness |
| CN112475464A (en) * | 2020-10-22 | 2021-03-12 | 海宁市冯氏科技股份有限公司 | High-precision automatic chamfering device for lock body |
| CN113955310A (en) * | 2021-11-26 | 2022-01-21 | 沛县盛鑫包装有限公司 | High-end packaging bag |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201029538Y (en) * | 2007-05-25 | 2008-03-05 | 常鹏 | Tension rod device of the telescopic rolling wheel for the traveling suitcase |
| KR100864634B1 (en) * | 2008-07-02 | 2008-10-22 | 최재혁 | The school bag which can adjust a wheel height |
| CN202035632U (en) * | 2010-11-22 | 2011-11-16 | 赖东峰 | Pull rod provided with rolling gear |
| CN203041051U (en) * | 2012-12-16 | 2013-07-10 | 赖东峰 | Base with folding wheels |
| KR20140011988A (en) * | 2012-07-19 | 2014-01-29 | 조원상 | Wheeled luggage |
| CN204708188U (en) * | 2015-06-02 | 2015-10-21 | 刘洪洲 | A kind of pull bar linkage |
-
2015
- 2015-06-02 CN CN201510293742.2A patent/CN106263401A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201029538Y (en) * | 2007-05-25 | 2008-03-05 | 常鹏 | Tension rod device of the telescopic rolling wheel for the traveling suitcase |
| KR100864634B1 (en) * | 2008-07-02 | 2008-10-22 | 최재혁 | The school bag which can adjust a wheel height |
| CN202035632U (en) * | 2010-11-22 | 2011-11-16 | 赖东峰 | Pull rod provided with rolling gear |
| KR20140011988A (en) * | 2012-07-19 | 2014-01-29 | 조원상 | Wheeled luggage |
| CN203041051U (en) * | 2012-12-16 | 2013-07-10 | 赖东峰 | Base with folding wheels |
| CN204708188U (en) * | 2015-06-02 | 2015-10-21 | 刘洪洲 | A kind of pull bar linkage |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107307538A (en) * | 2017-06-26 | 2017-11-03 | 胡振华 | Adjustable suitcase |
| CN107495590A (en) * | 2017-06-26 | 2017-12-22 | 胡振华 | Waterproof lightweight draw-bar box |
| CN111067218A (en) * | 2020-01-17 | 2020-04-28 | 付锦涛 | From locking-type noise control suitcase |
| CN111528596A (en) * | 2020-05-26 | 2020-08-14 | 吴春 | Luggage case |
| CN111955892A (en) * | 2020-09-25 | 2020-11-20 | 陈扬凯 | Back comfortable ventilative mountain-climbing knapsack of travel usefulness |
| CN112475464A (en) * | 2020-10-22 | 2021-03-12 | 海宁市冯氏科技股份有限公司 | High-precision automatic chamfering device for lock body |
| CN113955310A (en) * | 2021-11-26 | 2022-01-21 | 沛县盛鑫包装有限公司 | High-end packaging bag |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170104 |
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| WD01 | Invention patent application deemed withdrawn after publication |