CN201627793U - Locating structure of extension rod piece - Google Patents
Locating structure of extension rod piece Download PDFInfo
- Publication number
- CN201627793U CN201627793U CN2010201379065U CN201020137906U CN201627793U CN 201627793 U CN201627793 U CN 201627793U CN 2010201379065 U CN2010201379065 U CN 2010201379065U CN 201020137906 U CN201020137906 U CN 201020137906U CN 201627793 U CN201627793 U CN 201627793U
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- China
- Prior art keywords
- outer tube
- elasticity
- protruding grain
- rod member
- interior pipe
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a locating structure of an extension rod piece; the extension rod piece comprises an inner pipe and an outer pipe which are sheathed, an elastic convex grain is arranged in the inner pipe, the elastic convex grain is extended out of a through hole on the inner pipe, at least one locating hole clamped with the elastic convex grain is arranged on the outer pipe, an outer sleeve is fixedly sheathed at the locating hole position of the outer pipe, and the outer sleeve forms an inner clamping bench which can push the elastic convex grain to retract corresponding to the position of the locating hole; when the inner pipe and the outer pipe are rotated relatively, the inner clamping bench on the outer sleeve can press the elastic convex grain to lead the elastic convex grain to retract, and the inner pipe and the outer can move flexibly, the elastic convex grain is not needed to be pressed by fingers by the structure, the operation is convenient, rapid and safe.
Description
Technical field
The utility model relates to a kind of position structure, refers to the position structure between a kind of two rod members that can stretch relatively especially.
Background technique
Telescopic loop bar structure is applied to a lot of occasions, and for example the pole of tent is excellent in the umbrella of Folding umbrella, handle of mop or the like.This telescopic sleeving rod is made up of the interior pipe and the outer tube that set with each other, product in use, interior pipe is pulled out in outer tube, length when making rod member reach use, and product is when using, and interior pipe is inserted back within the outer tube, thereby reaches the folding product, reduce the folding volume, be beneficial to the purpose of collecting and carrying.This telescopic sleeving rod structure also often is used on the rod member of adjustable length, tent pole for example, the height of the flexible can regulate tent by sleeve pipe; The handle of instrument such as mop for another example, the length of the flexible adjustable handle by sleeve pipe is to be suitable for different users.
Above-mentioned telescopic sleeving rod structure need position two pipes when inner and outer pipes is elongated, and could keep the length of being drawn back.And existing position structure, the structure that mostly adopts the protruding grain in positioning hole and rubber-like location to cooperatively interact, as shown in Figure 1.This position structure is that a protruding grain 2 of rubber-like is installed in interior pipe 1, and this protruding grain 2 stretches out from a through hole 11 on the interior pipe 1; On outer tube 3, then have at least one positioning hole 31.When elongating the location, protruding grain 2 is snapped in the positioning hole 31 of outer tube 3.During retraction, make its retraction can remove the location by belling grain 2.But there is following shortcoming in the position structure of this form:
1. when removing the location, need,, therefore push comparatively difficulty, operation inconvenience because protruding grain 2 is less and have certain elasticity with the protruding grain 2 of finger presses.
2. remove the location and when pressing belling grain 2, can only be pressed into the exterior edge face of protruding grain 2 concordant at most with outer tube 3 outer circumferential faces, need keep this state afterwards, again interior pipe 1 is pushed in outer tube 3, inverted arc face by protruding grain 2 makes protruding grain 2 retraction outer tubes 3, because finger remains pressed state, be easy to clamp finger in the time of within protruding grain 2 retraction outer tubes 3, make finger injuries.
3. two flexible rod members are normally made with metal, and two pipe contacts will produce bigger friction when flexible, thereby make the pipe fitting wearing and tearing, influence working life.
The model utility content
Technical problem to be solved in the utility model is to provide a kind of position structure of flexible rod member, easy and simple to handle when it removes the location, quick and safety.
Another technical problem to be solved in the utility model is to provide a kind of position structure of flexible rod member, and the wearing and tearing that it can effectively prevent between two rod members increase the service life.
For solving the problems of the technologies described above, technical solution of the present utility model is:
A kind of position structure of flexible rod member, the rod member that should stretch comprises the interior pipe and the outer tube of mutual socket, should in the interior pipe the protruding grain of an elasticity be installed, the protruding grain of this elasticity stretches out from a through hole on the interior pipe, has the positioning hole that at least one can engage with the protruding grain of elasticity on described outer tube; The position of positioning hole of this outer tube is overlapped an intrinsic outer tube sleeve, and the corresponding positioning hole of this outer tube sleeve place forms and can compress the Nei Katai that the protruding grain of elasticity makes its retraction.
The Nei Katai inwall of described outer tube sleeve is the inclined-plane.
Described outer tube sleeve is provided with a circular hole, and this circular hole blocks fixing with the salient point that is arranged on outer tube outer wall mutually.
Be arranged with pipe box in outside the described inner tube portion, pipe box is the barrel shape of the open end sealing of an end in this, has U-groove bevel on it to get out of the way the protruding grain of described elasticity.
Described outer tube sleeve outer end is provided with an inner convex platform that is butted on the outer tube end, and the bore of this inner convex platform is suitable with the external diameter of interior pipe, and is littler than interior pipe box.
The protruding grain of described elasticity is formed on the sheet pin of a U-shaped shell fragment, and in the pipe, the inwall of pipe made the protruding grain of elasticity have elasticity in its two pin were butted in this U-shaped shell fragment pushed.
The protruding grain of described elasticity rear is provided with a spring makes it have elasticity.
After adopting such scheme; because the utility model has been consolidated an outer tube sleeve at the positioning hole place of outer tube cover; be provided with a Nei Katai on the outer tube sleeve; when pipe in the relative rotation and during outer tube; Nei Katai on the outer tube sleeve can compress the protruding grain of elasticity, makes the protruding grain retraction of elasticity, and pipe and outer tube promptly carry out telescopic movable in this moment; this structure does not need with the protruding grain of finger presses elasticity, and is easy to operate, quick and safer.
In addition, the interior pipe box that the utility model can be made at the sheathed plastics of inner tube portion in order to intercept inner and outer pipes, makes and forms the gap between the inner and outer pipes, thereby can avoid both directly to contact when flexible, thereby reduces to rub.
Description of drawings
Fig. 1 is the structure sectional view of existing flexible rod member;
Fig. 2 is a three-dimensional exploded view of the present utility model;
Fig. 3 is an assembled sectional view of the present utility model;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is the A-A sectional view of Fig. 3;
Fig. 6 is a three-dimensional combination figure of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
What the utility model disclosed is a kind of position structure of flexible rod member, to shown in Figure 6, is preferred embodiment of the present utility model as Fig. 2.Described flexible rod member comprises the interior pipe 1 and the outer tube 3 of mutual socket, and the protruding grain 2 of an elasticity is installed in the pipe 1 in this, and the protruding grain 2 of this elasticity stretches out from a through hole 11 on the interior pipe 1, has at least one positioning hole 31 on described outer tube 3.The protruding grain 2 of described elasticity can make it have elasticity by multiple structure, for example present embodiment is described, the protruding grain 2 of this elasticity is formed on the sheet pin of a U-shaped shell fragment 21, this U-shaped shell fragment 21 is pushed in the interior pipe 1, the inwall of pipe 1 in its two pin are butted on can form elasticity the protruding grain of described elasticity 2 through holes 11 from interior pipe 1 are stretched out.The protruding grain 2 of described elasticity also can make it have elasticity (this structure is not given diagram) by a spring is set at its rear.
Key of the present utility model is: described outer tube 3 positioning holes 31 positions are arranged with an outer tube sleeve 4, card platform 41 in these outer tube sleeve 4 corresponding positioning holes 31 places form, and inwall of card platform 41 can be the inclined-plane with easy-to-operat in this.Also be provided with a circular hole 42 on this outer tube sleeve 4, this circular hole 42 blocks mutually with the salient point 32 that is arranged on outer tube 3 outer walls, thereby outer tube sleeve 4 is fixed on outside the outer tube 3.
Be arranged with the interior pipe box 5 that plastics are made outside pipe 1 end in described, pipe box 5 is the barrel shape of the open end sealing of an end in this, has U-groove bevel 51 on it to get out of the way the protruding grain of described elasticity.
Working principle of the present utility model is: pipe 1 and outer tube 3 in rotating relatively, because of the circular hole 42 on salient point on the outer tube 3 32 and the outer tube sleeve 4 blocks fixing mutually, in rotation outer tube 3, outer tube sleeve 4 is moved simultaneously, interior card platform 41 on the outer tube sleeve 4 pushes the protruding grain 2 of described elasticity, and so far interior pipe 1 and outer tube 3 can carry out telescopic movable.
In addition, described outer tube sleeve 4 outer ends also are provided with an inner convex platform 43 that is butted on outer tube 3 ends, the external diameter of the bore of this inner convex platform 43 and interior pipe 1 is suitable, littler than interior pipe box 2, therefore when interior pipe 1 and outer tube 3 stretch, the port that is pulled to outer tube 3 when interior pipe 1 can not come off, thereby reaches spacing effect.
Claims (7)
1. the position structure of a flexible rod member, the rod member that should stretch comprises the interior pipe and the outer tube of mutual socket, should in the interior pipe the protruding grain of an elasticity be installed, the protruding grain of this elasticity stretches out from a through hole on the interior pipe, has the positioning hole that at least one can engage with the protruding grain of elasticity on described outer tube; It is characterized in that: the position of positioning hole of described outer tube is overlapped an intrinsic outer tube sleeve, and the corresponding positioning hole of this outer tube sleeve place forms and can compress the Nei Katai that the protruding grain of elasticity makes its retraction.
2. according to the position structure of the described flexible rod member of claim 1, it is characterized in that: the Nei Katai inwall of described outer tube sleeve is the inclined-plane.
3. according to the position structure of the described flexible rod member of claim 1, it is characterized in that: described outer tube sleeve is provided with a circular hole, and this circular hole blocks fixing with the salient point that is arranged on outer tube outer wall mutually.
4. according to the position structure of the described flexible rod member of claim 1, it is characterized in that: be arranged with the interior pipe box that plastics are made outside the described inner tube portion, should interior pipe box be the barrel shape of the open end sealing of an end, have U-groove bevel on it to get out of the way the protruding grain of described elasticity.
5. according to the position structure of the described flexible rod member of claim 1, it is characterized in that: described outer tube sleeve outer end is provided with an inner convex platform that is butted on the outer tube end, and the bore of this inner convex platform is suitable with the external diameter of interior pipe, and is littler than interior pipe box.
6. according to the position structure of the described flexible rod member of one of claim 1 to 5, it is characterized in that: the protruding grain of described elasticity is formed on the sheet pin of a U-shaped shell fragment, and in the pipe, the inwall of pipe made the protruding grain of elasticity have elasticity in its two pin were butted in this U-shaped shell fragment pushed.
7. according to the position structure of the described flexible rod member of one of claim 1 to 5, it is characterized in that: the protruding grain of described elasticity rear is provided with a spring makes it have elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201379065U CN201627793U (en) | 2010-03-16 | 2010-03-16 | Locating structure of extension rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201379065U CN201627793U (en) | 2010-03-16 | 2010-03-16 | Locating structure of extension rod piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201627793U true CN201627793U (en) | 2010-11-10 |
Family
ID=43059187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201379065U Expired - Fee Related CN201627793U (en) | 2010-03-16 | 2010-03-16 | Locating structure of extension rod piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201627793U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748351A (en) * | 2012-07-25 | 2012-10-24 | 郑世平 | Telescopic rod piece |
| CN103277381A (en) * | 2013-06-03 | 2013-09-04 | 陆和平 | Telescopic rod device |
| CN104174093A (en) * | 2014-09-13 | 2014-12-03 | 刘庆芳 | Extensible infusion support |
| CN105134704A (en) * | 2015-07-22 | 2015-12-09 | 广州科技职业技术学院 | Pipe connecting piece with built-in type locking mechanism |
| WO2018090498A1 (en) * | 2016-11-17 | 2018-05-24 | 蔚孜电子商务（上海）有限公司 | Multi-section pole connection structure, and tent having same |
| CN108799406A (en) * | 2018-07-27 | 2018-11-13 | 合肥右传媒科技有限公司 | A kind of construction machine damping device |
| CN112890506A (en) * | 2021-01-18 | 2021-06-04 | 江西美达文体器材有限公司 | Simple and easy student's combination apartment bed of collapsible storage |
| CN113738746A (en) * | 2021-09-13 | 2021-12-03 | 安徽冠廷科技有限公司 | Carbon fiber composite telescopic pipe and manufacturing method thereof |
-
2010
- 2010-03-16 CN CN2010201379065U patent/CN201627793U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748351A (en) * | 2012-07-25 | 2012-10-24 | 郑世平 | Telescopic rod piece |
| CN103277381A (en) * | 2013-06-03 | 2013-09-04 | 陆和平 | Telescopic rod device |
| CN104174093A (en) * | 2014-09-13 | 2014-12-03 | 刘庆芳 | Extensible infusion support |
| CN105134704A (en) * | 2015-07-22 | 2015-12-09 | 广州科技职业技术学院 | Pipe connecting piece with built-in type locking mechanism |
| CN105134704B (en) * | 2015-07-22 | 2017-08-04 | 广州科技职业技术学院 | A kind of built-in retaining mechanism pipe connections |
| WO2018090498A1 (en) * | 2016-11-17 | 2018-05-24 | 蔚孜电子商务（上海）有限公司 | Multi-section pole connection structure, and tent having same |
| CN108799406A (en) * | 2018-07-27 | 2018-11-13 | 合肥右传媒科技有限公司 | A kind of construction machine damping device |
| CN112890506A (en) * | 2021-01-18 | 2021-06-04 | 江西美达文体器材有限公司 | Simple and easy student's combination apartment bed of collapsible storage |
| CN113738746A (en) * | 2021-09-13 | 2021-12-03 | 安徽冠廷科技有限公司 | Carbon fiber composite telescopic pipe and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20130316 |