CN104595311A - Novel sleeve stretching locking device - Google Patents
Novel sleeve stretching locking device Download PDFInfo
- Publication number
- CN104595311A CN104595311A CN201510046528.7A CN201510046528A CN104595311A CN 104595311 A CN104595311 A CN 104595311A CN 201510046528 A CN201510046528 A CN 201510046528A CN 104595311 A CN104595311 A CN 104595311A
- Authority
- CN
- China
- Prior art keywords
- locking device
- sleeve
- inner sleeve
- rod
- telescopic
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000008961 swelling Effects 0.000 claims description 3
- 230000004308 accommodation Effects 0.000 claims description 2
- 230000010339 dilation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004804 winding Methods 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
- F16B7/1463—Telescoping systems locking in intermediate non-discrete positions with the expansion of an element inside the outer telescoping member due to the axial movement towards a wedge or a conical member
Abstract
The invention discloses a novel sleeve stretching locking device which comprises an outer sleeve and an inner sleeve, wherein the inner sleeve is sleeved in the outer sleeve in a sliding form; a locking device for fastening the inner sleeve on any position in the outer sleeve is arranged at one end of the inner sleeve; a moveable handle for controlling the locking device to lock or unlock is arranged at the other end of the inner sleeve. The novel sleeve stretching locking device provided by the invention can realize the adjusting and locking for the stretching rod at any point in the maximal stretching scope, the operation is convenient, the locking is reliable, the device is durable, the service life is long, the appearance is clean and beautiful, the moveable handle can be rotated for 360 degrees, and the fatigue caused by holding the handle for a long time is avoided.
Description
Technical field
The present invention relates to telescoping rod manufacturing technology field, be specifically related to new casing telescopic locking device.
Background technique
Telescoping rod is widely used on various product or apparatus, as telescopic crutch, telescopic umbrella umbrella handle bar, telescopic mop handle bar, the pull bar of Telescopic travelling trunk, the transfusion bottle peg etc. of hospital transfusion indoor, but these telescoping rods are all have a grade telescopic adjustment (be exactly specifically fixing connect and fix gear), the adjustment of any elongated distance or indentation distance can not be realized and locked position (popular saying arbitraryly can not realize flexible rod random lengths in the scope of maximal tensility exactly and regulate and be locked), this is a technical bottleneck in telescoping rod technical field always.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of new casing telescopic locking device.
To achieve these goals, the technical solution adopted for the present invention to solve the technical problems is: new casing telescopic locking device, comprise outer sleeve and inner sleeve, inner sleeve is slidably socketed in outer sleeve, one end of described inner sleeve is provided with the locking device making inner sleeve be fastened on the arbitrary position in outer sleeve, and the other end being positioned at inner sleeve is provided with the flexible handle controlling the locking of described locking device or unlock.
The new casing telescopic locking device that the present invention further provides, its locking device comprises the expansion set of the one end being fixedly connected on inner sleeve, in the central through bore of expansion set, flip sleeve is connected to pull bar, and one end of pull bar is fixedly connected with the support for making expansion set and outer sleeve inner wall swelling that circumferential overall dimensions is greater than central through bore diameter, the other end and the flexible handle of pull bar are in transmission connection.
The new casing telescopic locking device that the present invention further provides, its pull bar is the body of rod of hollow, described support is fixedly sleeved in the Single port of the body of rod of hollow, described support is spherical or conical supports, through channel is offered in described support, the another port internal fixtion of the body of rod of described hollow is socketed with male union, inner screw sheath is provided with in the port of the other end of inner sleeve, inner screw sheath and inner sleeve are solidified as a whole, and described male union to be socketed in inner screw sheath and to be threaded with it.
The new casing telescopic locking device that the present invention further provides, its flexible handle comprises holds handle and knob device, the outer wall of knob device slides with the inwall of outer sleeve and fits or be separated, be fixedly connected with pin for suppressing metal after one end of knob device is spirally connected with male union by tapped through hole, the inside of knob device offers accommodation cavity, holds handle and is fastenedly connected the other end at knob device.
The new casing telescopic locking device that the present invention further provides, its outer sleeve bottom is fixedly connected with telescopic extension limit rod or telescopic extension restriction rope, described telescopic extension limit rod or telescopic extension restriction rope are positioned at the body of rod of hollow through the through channel of support, and are positioned at the telescopic extension limit rod of the body of rod of hollow or telescopic extension restriction end portion and are fixedly connected with the block that a circumferential size is greater than the through channel diameter of support.
The new casing telescopic locking device that the present invention further provides, its block is nut.
Beneficial effect of the present invention: this new casing telescopic locking device of the present invention can realize the adjustment locking at the arbitrfary point place of telescoping rod within the scope of maximal dilation, manipulation facilitates reliable lock, durable, long service life, tailored appearance is attractive in appearance, flexible handle can 360 ° of rotations, avoid long-time orientation be held by handle and produce fatigue.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention;
Fig. 2 is that the A-A of Fig. 1 is to structural representation;
Fig. 3 is the structural representation under extended configuration of the present invention.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment one, new casing telescopic locking device, comprise outer sleeve 1 and inner sleeve 2, inner sleeve 2 is slidably socketed in outer sleeve 1, one end of described inner sleeve 2 is provided with the locking device making inner sleeve 2 be fastened on the arbitrary position in outer sleeve 1, and the other end being positioned at inner sleeve 2 is provided with the flexible handle controlling the locking of described locking device or unlock; Described locking device comprises the expansion set 3 of the one end being fixedly connected on inner sleeve 2, in the central through bore 4 of expansion set 3, flip sleeve is connected to pull bar 5, and one end of pull bar 5 is fixedly connected with the support 6 for making expansion set 3 and the swelling of outer sleeve 1 inwall that circumferential overall dimensions is greater than central through bore 4 diameter, the other end and the flexible handle of pull bar 5 are in transmission connection; Described pull bar 5 is the body of rod of hollow, described support 6 is fixedly sleeved in the Single port of the body of rod of hollow, described support 6 is spherical or conical supports, through channel 7 is offered in described support 6, the another port internal fixtion of the body of rod of described hollow is socketed with male union 8, be provided with inner screw sheath 9 in the port of the other end of inner sleeve 2, inner screw sheath 9 and inner sleeve 2 are solidified as a whole, and described male union 8 to be socketed in inner screw sheath 9 and to be threaded with it; Described flexible handle comprises holds handle 10 and knob device 11, the outer wall of knob device 11 slides with the inwall of outer sleeve 1 and fits or be separated, be fixedly connected with pin for suppressing metal 19 after one end of knob device 11 is spirally connected with male union 8 by tapped through hole, the inside of knob device 11 offers and holds cavity 12, holds handle 10 and is fastenedly connected the other end at knob device 11.
Described outer sleeve 1 bottom is fixedly connected with, and (being preferably fixedly connected with stud bolt 17) has telescopic extension limit rod 13, the through channel 7 that described telescopic extension limit rod 13 passes support 6 is positioned at the body of rod of hollow, and telescopic extension limit rod 13 end winding support being positioned at the body of rod of hollow is connected with the nut 14 that a circumferential size is greater than through channel 7 diameter of support 6.
It is circular body that described outer sleeve 1 and inner sleeve 2 are all cross section.
Preferably, the deformed dilation portion outer wall of described expansion set 3 is provided with rubber layer 18, and rubber layer 18, for increasing the friction factor between expansion set and outer sleeve 1 inwall, makes locking device lock more reliable.
Embodiment two, the difference of the present embodiment and embodiment one is, described outer sleeve 1 bottom is fixedly connected with telescopic extension restriction rope, described telescopic extension restriction rope is positioned at the body of rod of hollow through the through channel 7 of support 6, and the telescopic extension restriction end portion being positioned at the body of rod of hollow is fixedly connected with the block that a circumferential size is greater than through channel 7 diameter of support 6.
Described outer sleeve 1 and inner sleeve 2 are all cross section for oval, polygonal body.
Embodiment three, and the difference of the present embodiment and embodiment two is, it is oval body that described outer sleeve 1 and inner sleeve 2 are all cross section.
Embodiment four, and the difference of the present embodiment and embodiment three is, it is polygonal body that described outer sleeve 1 and inner sleeve 2 are all cross section.
Embodiment five, and the difference of the present embodiment and embodiment one is, the tube wall of described outer sleeve 1 offers at least one chute 15 along its length, and described expansion set 3 is provided with the slide block or pin 16 that are slidably connected with described chute 15.
Embodiment six, the difference of the present embodiment and embodiment one is, through channel 7 (not shown) of support 6 is passed in one end of described pull bar, the pull bar body of rod being positioned at road junction, the two ends place of the through channel 7 of support 6 is provided with fixed stop (not shown, block slides axially in through channel 7 for limiting pull bar, and do not limit the rotation of pull bar in through channel 7, in this embodiment, support 6 does not rotate with pull bar, only by the axial tension of pull bar and the effect of thrust), the other end of pull bar is fixedly connected with male union.
Embodiment seven, the difference of the present embodiment and embodiment one is, described support 6 rotating sleeve is connected in one end mouth of pipe of pull bar 5, and axial limiting is fixed (can not slide axially), in this embodiment, support 6 does not rotate with pull bar 5, only by the axial tension of pull bar 5 and the effect of thrust.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (6)
1. new casing telescopic locking device, comprise outer sleeve and inner sleeve, inner sleeve is slidably socketed in outer sleeve, it is characterized in that, one end of described inner sleeve is provided with the locking device making inner sleeve be fastened on the arbitrary position in outer sleeve, and the other end being positioned at inner sleeve is provided with the flexible handle controlling the locking of described locking device or unlock.
2. new casing telescopic locking device according to claim 1, it is characterized in that, described locking device comprises the expansion set of the one end being fixedly connected on inner sleeve, in the central through bore of expansion set, flip sleeve is connected to pull bar, and one end of pull bar is fixedly connected with the support for making expansion set and outer sleeve inner wall swelling that circumferential overall dimensions is greater than central through bore diameter, the other end and the flexible handle of pull bar are in transmission connection.
3. new casing telescopic locking device according to claim 2, it is characterized in that, described pull bar is the body of rod of hollow, described support is fixedly sleeved in the Single port of the body of rod of hollow, described support is spherical or conical supports, through channel is offered in described support, the another port internal fixtion of the body of rod of described hollow is socketed with male union, inner screw sheath is provided with in the port of the other end of inner sleeve, inner screw sheath and inner sleeve are solidified as a whole, and described male union to be socketed in inner screw sheath and to be threaded with it.
4. new casing telescopic locking device according to claim 1, it is characterized in that, described flexible handle comprises holds handle and knob device, the outer wall of knob device slides with the inwall of outer sleeve and fits or be separated, be fixedly connected with pin for suppressing metal after one end of knob device is spirally connected with male union by tapped through hole, the inside of knob device offers accommodation cavity, holds handle and is fastenedly connected the other end at knob device.
5. the new casing telescopic locking device according to the arbitrary claim of claim 1-4, it is characterized in that, described outer sleeve bottom is fixedly connected with telescopic extension limit rod or telescopic extension restriction rope, described telescopic extension limit rod or telescopic extension restriction rope are positioned at the body of rod of hollow through the through channel of support, and are positioned at the telescopic extension limit rod of the body of rod of hollow or telescopic extension restriction end portion and are fixedly connected with the block that a circumferential size is greater than the through channel diameter of support.
6. new casing telescopic locking device according to claim 5, is characterized in that, described block is nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046528.7A CN104595311B (en) | 2015-01-29 | 2015-01-29 | Novel sleeve stretching locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046528.7A CN104595311B (en) | 2015-01-29 | 2015-01-29 | Novel sleeve stretching locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104595311A true CN104595311A (en) | 2015-05-06 |
| CN104595311B CN104595311B (en) | 2017-02-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510046528.7A Active CN104595311B (en) | 2015-01-29 | 2015-01-29 | Novel sleeve stretching locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104595311B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382569A (en) * | 2015-12-15 | 2016-03-09 | 苏州创丰精密五金有限公司 | Telescopic positioning clamp |
| CN106606328A (en) * | 2015-10-21 | 2017-05-03 | 赵宝亮 | Remote control glass wiper |
| CN107444986A (en) * | 2016-04-28 | 2017-12-08 | 赛龙捷股份公司 | For the inertial guide mobile device for making the spool around full yarn depart from from coil winder |
| CN109632644A (en) * | 2018-08-08 | 2019-04-16 | 中瑞福宁机器人（沈阳）有限公司 | A kind of novel device for stewing soup |
| CN111150194A (en) * | 2020-02-18 | 2020-05-15 | 米伦医疗科技(苏州)有限公司 | Telescopic adjusting mechanism of walking stick type walking aid |
| CN112207748A (en) * | 2020-09-30 | 2021-01-12 | 中国建筑第五工程局有限公司 | Spanner for fastening high-strength bolt |
| CN112721226A (en) * | 2020-12-12 | 2021-04-30 | 爱驰汽车有限公司 | Method for manufacturing telescopic rod and telescopic rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2799185Y (en) * | 2005-06-03 | 2006-07-26 | 天津市金锚集团有限责任公司 | Telescopic bar |
| CN201133395Y (en) * | 2007-11-19 | 2008-10-15 | 张钠 | Multifunctional telescopic rod |
| CN201356522Y (en) * | 2009-02-26 | 2009-12-09 | 林晓鸿 | Structure of telescopic link |
| US20140061419A1 (en) * | 2012-08-30 | 2014-03-06 | Tien Hsin Industries Co., Ltd. | Multi-position adjustable height seat post |
| GB2514082A (en) * | 2013-02-08 | 2014-11-19 | Numatic Int Ltd | Telescoping connection between tubular members |
| CN204403079U (en) * | 2015-01-29 | 2015-06-17 | 王金虎 | New casing telescopic locking device |
-
2015
- 2015-01-29 CN CN201510046528.7A patent/CN104595311B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2799185Y (en) * | 2005-06-03 | 2006-07-26 | 天津市金锚集团有限责任公司 | Telescopic bar |
| CN201133395Y (en) * | 2007-11-19 | 2008-10-15 | 张钠 | Multifunctional telescopic rod |
| CN201356522Y (en) * | 2009-02-26 | 2009-12-09 | 林晓鸿 | Structure of telescopic link |
| US20140061419A1 (en) * | 2012-08-30 | 2014-03-06 | Tien Hsin Industries Co., Ltd. | Multi-position adjustable height seat post |
| GB2514082A (en) * | 2013-02-08 | 2014-11-19 | Numatic Int Ltd | Telescoping connection between tubular members |
| CN204403079U (en) * | 2015-01-29 | 2015-06-17 | 王金虎 | New casing telescopic locking device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106606328A (en) * | 2015-10-21 | 2017-05-03 | 赵宝亮 | Remote control glass wiper |
| CN105382569A (en) * | 2015-12-15 | 2016-03-09 | 苏州创丰精密五金有限公司 | Telescopic positioning clamp |
| CN107444986A (en) * | 2016-04-28 | 2017-12-08 | 赛龙捷股份公司 | For the inertial guide mobile device for making the spool around full yarn depart from from coil winder |
| CN107444986B (en) * | 2016-04-28 | 2021-07-16 | 赛龙捷股份公司 | Inertial guide movement device for disengaging a bobbin full of yarn from a coiler |
| CN109632644A (en) * | 2018-08-08 | 2019-04-16 | 中瑞福宁机器人（沈阳）有限公司 | A kind of novel device for stewing soup |
| CN111150194A (en) * | 2020-02-18 | 2020-05-15 | 米伦医疗科技(苏州)有限公司 | Telescopic adjusting mechanism of walking stick type walking aid |
| CN112207748A (en) * | 2020-09-30 | 2021-01-12 | 中国建筑第五工程局有限公司 | Spanner for fastening high-strength bolt |
| CN112721226A (en) * | 2020-12-12 | 2021-04-30 | 爱驰汽车有限公司 | Method for manufacturing telescopic rod and telescopic rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104595311B (en) | 2017-02-22 |
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| C14 | Grant of patent or utility model | ||
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