CN2924124Y - Structure improved telescopic pipe and folding bed - Google Patents
Structure improved telescopic pipe and folding bed Download PDFInfo
- Publication number
- CN2924124Y CN2924124Y CN 200620086550 CN200620086550U CN2924124Y CN 2924124 Y CN2924124 Y CN 2924124Y CN 200620086550 CN200620086550 CN 200620086550 CN 200620086550 U CN200620086550 U CN 200620086550U CN 2924124 Y CN2924124 Y CN 2924124Y
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- Prior art keywords
- pipe
- sleeve
- extra heavy
- heavy pipe
- socket end
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Abstract
The utility model discloses a flexile pipe after the structure improvement, which includes a wide pipe, a thin pipe sleeved in the wide pipe and a doff-limit sleeve which can prevent the thin pipe disconnecting out of the wide pipe and can be slipperily sleeved with the thin pipe; the peripheral of the doff-limit sleeve is provided with a boss which extrudes out of the peripheral; the sleeve is fixedly positioned on the sleeving end of the wide pipe by the friction and deformation between the boss and the sleeving end of the wide end; the peripheral of the sleeved end of the thin pipe is provided with a position limit part whose external diameter is more than the internal diameter of the sleeve and is less than the internal diameter of the wide pipe. The utility model has the beneficial effects of that the sleeve is fixedly positioned on the sleeving end of the wide pipe by the friction and deformation between the boss and the sleeving end of the wide end, the deformation between the wide pipe and the doff-limit sleeve is small and the assembly is convenient; the boss of the doff-limit sleeve is inserted in the internal peripheral of the wide pipe, thus the doff-limit sleeve is firmly fixed on the wide pipe; the firm assembly between the position limit part and the doff-limit sleeve prevents the thin pipe from pulling out of the wide pipe as the force is too large; the doff-limit sleeve can be slipperily sleeved on the thin pipe which can freely move during the slippery process.
Description
Affiliated technical field
The utility model relates to a kind of structure improved telescopic pipe and foldable bed.
Background technique
Chinese patent database discloses denomination of invention on September 15th, 1999 and has been " a kind of limit stoper of dust collector expansion pipe ".A kind of limit stoper of dust collector expansion pipe, comprise outer tube, insert the interior pipe in the outer tube, the inboard, end that is fixed on outer tube and the plastic sheath that cooperates with interior pipe, interior pipe is provided with guiding groove, and plastic sheath is provided with projection and embeds in the guiding groove, and the end of described guiding groove is provided with limiting stopper; In this technological scheme be by limiting stopper with the projection stop bit on the plastic sheath, to have played flexible position-limiting action, prevent to come off because of excessive two pipes are transferred to of exerting oneself.This plastic sheath generally is that interference fit is fixed on outer tube in outer tube and by the distortion between outer tube and the plastic sheath with plastic sheath.Because the amount of deformation between outer tube and the plastic sheath is big, then assembling trouble; The smooth no concave-convex of outer tube outer circumferential face exerts oneself then that plastic sheath easily is pulled out when excessive, and then two pipes are transferred to comes off.
The model utility content
In order to overcome the existing deficiency of above-mentioned telescopic pipe, the utility model provides a kind of structure improved telescopic pipe and foldable bed, this telescopic pipe is easy to assembly, and can fixedly secure limit press-off tube and extra heavy pipe, prevents from excessive two pipe dial-outs to be come off because of exerting oneself by the limit tube of press-offing.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of structure improved telescopic pipe, it comprises that an extra heavy pipe and is socketed on the tubule within the extra heavy pipe, comprise that also one can prevent that tubule detaches extra heavy pipe and the limit of the socket tubule tube of press-offing slidably, limit an outer circumferential face of press-offing to be provided with the lug boss that protrudes from outer circumferential face, sleeve is fixed positioned in the socket end of extra heavy pipe by the distortion between lug boss and the extra heavy pipe socket end; Tubule had limited part by socket end outer circumferential face; Wherein, the external diameter of limited part is greater than sleeve diameter and less than the extra heavy pipe internal diameter.The beneficial effect of the technical program is: limit the tube of press-offing by the distortion between lug boss and the extra heavy pipe socket end sleeve to be fixed on extra heavy pipe, the amount of deformation that extra heavy pipe and limit are press-offed between the tube is little, and is then easy to assembly; The time limit the press-off lug boss of tube of distortion is plugged in the extra heavy pipe inner peripheral surface, and then the tube of securely limit being press-offed is fixed on extra heavy pipe, fixation; Prevent from excessive tubule to be transferred in extra heavy pipe by press-off secure fit between the tube of limited part and limit because of exerting oneself; The limit tube socket tubule slidably of press-offing, then activity is freely in sliding process for tubule.
Described sleeve lug boss comprises some bulge loops side by side up and down.The beneficial effect of eigen is: lug boss comprises some bulge loops side by side up and down, and the tube of then can securely limit being press-offed is fixed on extra heavy pipe.
Described bulge loop end face be for can prevent that sleeve emerges in the horizontal circle anchor ring perpendicular to sleeve axis of extra heavy pipe socket end, and the bulge loop bottom surface is plugged in round platform outer side surface in the extra heavy pipe socket end for being convenient to sleeve.The beneficial effect of eigen is: the bulge loop end face is that the horizontal circle anchor ring tube of then can securely limit being press-offed is fixed on extra heavy pipe; The bulge loop bottom surface is that the round platform outer side surface then is convenient to sleeve is plugged in the extra heavy pipe socket end, and is easy to assembly.
Described sleeve top edge edge stretches out into positioning ring, and positioning ring is abutted against extra heavy pipe socket end end face, and the positioning ring radial distance equals extra heavy pipe socket end radial distance.The beneficial effect of eigen is: can prevent from the assembly process excessive sleeve to be fixed in the extra heavy pipe because of exerting oneself, and not affect the appearance.
The interior feather edge of described sleeve is set as chamfering.The beneficial effect of eigen is: discrete vertical is stressed, can prevent between limited part and the sleeve because of firmly excessive, and damage sleeve and come off.
Described tubule is an annular by the limited part of socket end, and the chamfering of the interior feather edge of annular upper portion and sleeve is complementary.The beneficial effect of eigen is: can with that prevent from excessive tubule to be transferred in extra heavy pipe because of exerting oneself; The chamfering of the interior feather edge of annular upper portion and sleeve is complementary, and discrete vertical is stressed, then prevents between limited part and the sleeve because of firmly excessive, and damages sleeve and come off.
Another technological scheme that its technical problem that solves the utility model adopts is: a kind of foldable bed, comprise folding bedstead and can be positioned airbed on the folding bedstead, folding bedstead comprises several vertical supporting surfaces, all vertical supporting surfaces are arranged in latticed and link, each vertical supporting surface is folding " ten " word cross architecture, and, between the surrounding upper and lower end parts of folding bedstead, be provided with telescopic pipe, telescopic pipe comprises that at least an extra heavy pipe and is socketed on the tubule within the extra heavy pipe, comprise that also one can prevent that tubule detaches extra heavy pipe and the limit of the socket tubule tube of press-offing slidably, limit an outer circumferential face of press-offing to be provided with the lug boss that protrudes from outer circumferential face, sleeve is fixed positioned in the socket end of extra heavy pipe by the distortion between lug boss and the extra heavy pipe socket end; Tubule had limited part by socket end outer circumferential face; Wherein, the external diameter of limited part is greater than sleeve diameter and less than the extra heavy pipe internal diameter.
Described sleeve lug boss comprises some bulge loops side by side up and down.
Described bulge loop end face be for can prevent that sleeve emerges in the horizontal circle anchor ring perpendicular to sleeve axis of extra heavy pipe socket end, and the bulge loop bottom surface is plugged in round platform outer side surface in the extra heavy pipe socket end for being convenient to sleeve.
Described sleeve top edge edge stretches out into positioning ring, and positioning ring is abutted against extra heavy pipe socket end end face, and the positioning ring radial distance equals extra heavy pipe socket end radial distance.
The interior feather edge of described sleeve is set as chamfering.
Described tubule is an annular by the limited part of socket end, and the chamfering of the interior feather edge of annular upper portion and sleeve is complementary.
The beneficial effect of the technical program is: limit the tube of press-offing by the distortion between lug boss and the extra heavy pipe socket end sleeve to be fixed on extra heavy pipe, the amount of deformation that extra heavy pipe and limit are press-offed between the tube is little, and is then easy to assembly; Low cost of manufacture; The time limit the press-off lug boss of tube of distortion is plugged in the extra heavy pipe inner peripheral surface, and then the tube of securely limit being press-offed is fixed on extra heavy pipe, fixation; Prevent from excessive tubule to be transferred in extra heavy pipe by press-off secure fit between the tube of limited part and limit because of exerting oneself; The limit tube socket tubule slidably of press-offing, then activity is freely in sliding process for tubule.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the sectional structural map of telescopic pipe of the present utility model.
Fig. 2 be limit of the present utility model press-off the tube plan view.
Fig. 3 be limit of the present utility model press-off the tube sectional drawing.
Fig. 4 is the D structure figure of folding bedstead of the present utility model.
Fig. 5 is the plan view of the telescopic pipe of folding bedstead of the present utility model.
Fig. 6 is the sectional structural map of the telescopic pipe of folding bedstead of the present utility model.
Embodiment
A kind of structure improved telescopic pipe, as shown in Figure 1, 2, 3, it comprises that an extra heavy pipe 10, is socketed on tubule 12 and within the extra heavy pipe 10 and can prevents that tubule 12 detaches extra heavy pipe 10 and the limit of socket tubule 12 tube 14 of press-offing slidably.Limit is press-offed tube 14 by plastic article.
As shown in Figure 1, 2, 3, limit tube 14 outer circumferential faces of press-offing are provided with the lug boss that protrudes from outer circumferential face, and this lug boss comprises some bulge loops 16 side by side up and down.Bulge loop 16 end faces are the horizontal circle anchor ring perpendicular to sleeve axis, in case sleeve 14 emerges in extra heavy pipe 10 socket ends; Bulge loop 16 bottom surfaces are the round platform outer side surface, so that sleeve 14 is plugged in the extra heavy pipe 10 socket ends.Working pressure is plugged in sleeve 14 in the extra heavy pipe 10 socket ends, and sleeve 14 is fixed positioned in the socket end of extra heavy pipe 10 by the distortion between lug boss and the extra heavy pipe 10 socket ends.Sleeve 14 top edge stretch out into positioning ring 18, and these positioning ring 18 radial distances equal extra heavy pipe 10 socket end radial distances, and the good sleeve 14 back positioning rings 18 of stationary positioned are abutted against extra heavy pipe 10 socket end end faces.The interior feather edge of sleeve 14 is set as chamfering as required.Top edge is set as chamfering in the sleeve 14, with flexible smoothly.
The limited part 20 that is protruding with annular by socket end outer circumferential face of tubule 12, the external diameter of limited part 20 is greater than sleeve 14 internal diameters and less than extra heavy pipe 10 internal diameters.The chamfering of the interior feather edge of the annular upper portion of limited part 20 and sleeve 14 is complementary.
Last embodiment's application example: a kind of foldable bed, shown in Fig. 4,5,6, comprise folding bedstead 22 and can be positioned airbed on the folding bedstead 22, folding bedstead 22 comprises several vertical supporting surfaces 24, all vertical supporting surfaces 24 are arranged in latticed and link, each vertical supporting surface 24 is folding " ten " word cross architecture, and, between the surrounding upper and lower end parts of folding bedstead 22, be provided with telescopic pipe 26.
Should can be the patent of " having the air mattress that self-deploys built on stilts supporting structure " with the concrete structure of example with reference to the denomination of invention of being announced in 17th in 03 month in 2004 in Chinese patent database.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (9)
1. structure improved telescopic pipe, it comprises that an extra heavy pipe and is socketed on the tubule within the extra heavy pipe, it is characterized in that: comprise that also one can prevent that tubule detaches extra heavy pipe and the limit of the socket tubule tube of press-offing slidably, limit an outer circumferential face of press-offing to be provided with the lug boss that protrudes from outer circumferential face, sleeve is fixed positioned in the socket end of extra heavy pipe by the distortion between lug boss and the extra heavy pipe socket end; Tubule had limited part by socket end outer circumferential face; Wherein, the external diameter of limited part is greater than sleeve diameter and less than the extra heavy pipe internal diameter.
2. structure improved telescopic pipe according to claim 1 is characterized in that: described sleeve lug boss comprises some bulge loops side by side up and down.
3. structure improved telescopic pipe according to claim 2, it is characterized in that: described bulge loop end face be for can prevent that sleeve emerges in the horizontal circle anchor ring perpendicular to sleeve axis of extra heavy pipe socket end, and the bulge loop bottom surface is plugged in round platform outer side surface in the extra heavy pipe socket end for being convenient to sleeve.
4. according to claim 1 or 2 or 3 described structure improved telescopic pipes, it is characterized in that: described sleeve top edge edge stretches out into positioning ring, and positioning ring is abutted against extra heavy pipe socket end end face, and the positioning ring radial distance equals extra heavy pipe socket end radial distance.
5. according to claim 1 or 2 or 3 described structure improved telescopic pipes, it is characterized in that: the interior feather edge of described sleeve is set as chamfering.
6. structure improved telescopic pipe according to claim 5 is characterized in that: described tubule is annular by the limited part of socket end, and the chamfering of the interior feather edge of annular upper portion and sleeve is complementary.
7. foldable bed, comprise folding bedstead and can be positioned airbed on the folding bedstead, folding bedstead comprises several vertical supporting surfaces, all vertical supporting surfaces are arranged in latticed and link, each vertical supporting surface is folding " ten " word cross architecture, and, between the surrounding upper and lower end parts of folding bedstead, be provided with telescopic pipe, telescopic pipe comprises that at least an extra heavy pipe and is socketed on the tubule within the extra heavy pipe, it is characterized in that: comprise that also one can prevent that tubule detaches extra heavy pipe and the limit of the socket tubule tube of press-offing slidably, limit an outer circumferential face of press-offing to be provided with the lug boss that protrudes from outer circumferential face, sleeve is fixed positioned in the socket end of extra heavy pipe by the distortion between lug boss and the extra heavy pipe socket end; Tubule had limited part by socket end outer circumferential face; Wherein, the external diameter of limited part is greater than sleeve diameter and less than the extra heavy pipe internal diameter.
8. foldable bed according to claim 7 is characterized in that: described sleeve lug boss comprises some bulge loops side by side up and down.
9. according to claim 7 or 8 described foldable bed, it is characterized in that: described bulge loop end face be for can prevent that sleeve emerges in the horizontal circle anchor ring perpendicular to sleeve axis of extra heavy pipe socket end, and the bulge loop bottom surface is plugged in round platform outer side surface in the extra heavy pipe socket end for being convenient to sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620086550 CN2924124Y (en) | 2006-06-26 | 2006-06-26 | Structure improved telescopic pipe and folding bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620086550 CN2924124Y (en) | 2006-06-26 | 2006-06-26 | Structure improved telescopic pipe and folding bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2924124Y true CN2924124Y (en) | 2007-07-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620086550 Expired - Fee Related CN2924124Y (en) | 2006-06-26 | 2006-06-26 | Structure improved telescopic pipe and folding bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2924124Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387042A (en) * | 2015-12-02 | 2016-03-09 | 珠海格力电器股份有限公司 | Limiting thimble assembly and floor fan |
| CN105765239A (en) * | 2013-11-18 | 2016-07-13 | 费迪南卢施有限及两合公司 | Lift adjuster and seating and/or lounging furniture with a lift adjuster |
| CN107374127A (en) * | 2017-09-13 | 2017-11-24 | 沈阳建筑大学 | Portable stretchable base chair processing method |
| CN110455383A (en) * | 2019-08-23 | 2019-11-15 | 郑州今迈衡器有限公司 | A kind of intelligent weighing system |
-
2006
- 2006-06-26 CN CN 200620086550 patent/CN2924124Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105765239A (en) * | 2013-11-18 | 2016-07-13 | 费迪南卢施有限及两合公司 | Lift adjuster and seating and/or lounging furniture with a lift adjuster |
| US9730519B2 (en) | 2013-11-18 | 2017-08-15 | Ferdinand Lusch Gmbh & Co. Kg | Lift adjuster and seating and/or reclining furniture with a lift adjuster |
| CN105765239B (en) * | 2013-11-18 | 2017-10-17 | 费迪南卢施有限及两合公司 | Elevation and subsidence regulating device and A seating and/or formula furniture of lying with elevation and subsidence regulating device |
| CN105387042A (en) * | 2015-12-02 | 2016-03-09 | 珠海格力电器股份有限公司 | Limiting thimble assembly and floor fan |
| CN105387042B (en) * | 2015-12-02 | 2018-07-13 | 珠海格力电器股份有限公司 | Limit casing component and stand fan |
| CN107374127A (en) * | 2017-09-13 | 2017-11-24 | 沈阳建筑大学 | Portable stretchable base chair processing method |
| CN110455383A (en) * | 2019-08-23 | 2019-11-15 | 郑州今迈衡器有限公司 | A kind of intelligent weighing system |
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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: 20070718 Termination date: 20120626 |