CN205991058U - A kind of damp type telescopic shaft - Google Patents
A kind of damp type telescopic shaft Download PDFInfo
- Publication number
- CN205991058U CN205991058U CN201620819516.3U CN201620819516U CN205991058U CN 205991058 U CN205991058 U CN 205991058U CN 201620819516 U CN201620819516 U CN 201620819516U CN 205991058 U CN205991058 U CN 205991058U
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- inner sleeve
- sleeve
- telescopic shaft
- outer sleeve
- type telescopic
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Abstract
The utility model discloses a kind of damp type telescopic shaft, including outer sleeve and the first inner sleeve, described outer sleeve is hollow structure, and described first inner sleeve is slidably sheathed in described outer sleeve；Be installed with the most advanced and sophisticated first elastic jacking block in described outer sleeve, the outer wall of described first inner sleeve with have the first ripple glaze chute corresponding with described tip position position, the first ripple glaze chute described in the top pressure of described tip.First inner sleeve of the present utility model can carry out slidable adjustment along the length direction of outer sleeve, realize expanding-contracting action, and during sliding, the tip of the first elastic jacking block top pressure the first ripple glaze chute all the time in the presence of elastic force, play the spacing effect of damping, so that the first inner sleeve stretch to during any suitable position can damped spacing regulation, have that structure is simple, easy to adjust, long service life and a reliable and stable beneficial effect.
Description
Technical field
This utility model is related to a kind of telescopic shaft, refers in particular to a kind of damp type telescopic shaft.
Background technology
Telescopic shaft is widely used in due to occupying little space and be convenient for carrying in the various products needing and stretching, existing
Using metal or nonmetallic telescopic shaft rely solely on the frictional force between inwall and outer wall between two axle sleeves and formed
Damping, to carry axial load.The telescopic shaft of this structure is with the increase of flexible number of times, the surface between its inwall and outer wall
Can be galled by serious damage bad, lead to damp dramatic reduction and original axial lotus cannot be carried so that telescopic shaft service life is low
And stability is poor.
Utility model content
The purpose of this utility model is to solve the increase with flexible number of times for the existing telescopic shaft, between its inwall and outer wall
Surface can be destroyed by heavy wear, lead to damp dramatic reduction and original axial lotus cannot be carried, so that telescopic shaft
The problem that service life is low and stability is poor, provides that a kind of structure is simple, easy to adjust, long service life and reliable and stable resistance
Buddhist nun's formula telescopic shaft.
The purpose of this utility model can employ the following technical solutions to reach：
A kind of damp type telescopic shaft, including outer sleeve and the first inner sleeve, described outer sleeve is hollow structure, described first
Inner sleeve is slidably sheathed in described outer sleeve；It is installed with described outer sleeve with the most advanced and sophisticated first elastic jacking block, institute
The outer wall stating the first inner sleeve has a first ripple glaze chute corresponding with described tip location, the described in the top pressure of described tip
One ripple glaze chute.
As a kind of preferred scheme, described first inner sleeve is hollow structure, slidably covers in described first inner sleeve
It is provided with the second inner sleeve, described second inner sleeve is installed with the most advanced and sophisticated second elastic jacking block, described first inner sleeve
The second ripple glaze chute corresponding with tip location is had on inwall, second described in the most advanced and sophisticated top pressure of the described second elastic jacking block
Ripple glaze chute.
Further, described second inner sleeve is to have through hole on hollow structure, and wall；The point of the described second elastic jacking block
The second ripple glaze chute described in through hole and top pressure is stretched out at end.
As a kind of preferred scheme, described outer sleeve, the first inner sleeve and the second inner sleeve all include upper shell and under
Housing, described upper shell is provided with buckle or draw-in groove, and accordingly, described lower house is provided with draw-in groove or buckle, described buckle button
It is connected in described draw-in groove and upper shell and lower house are snapped together.
As a kind of preferred scheme, described upper shell has counter sink or screwed hole, accordingly, on described lower house
Have screwed hole or counter sink, described counter sink be threaded connection part be fixedly connected with described screwed hole and by upper shell and under
Housing links together.
As a kind of preferred scheme, the front end of described outer sleeve, the first inner sleeve and the second inner sleeve is provided with retainer ring,
And have groove；It is conformed with the inwall of described retainer ring, described projection is connected in described groove.
As a kind of preferred scheme, described outer sleeve, the first inner sleeve and the second inner sleeve are oval tubular structure.
Implement this utility model, have the advantages that：
First inner sleeve of the present utility model can carry out slidable adjustment along the length direction of outer sleeve, realizes flexible dynamic
Make, and during sliding, the tip of the first elastic jacking block in the presence of elastic force all the time top pressure first ripple glaze slide
Groove, plays the spacing effect of damping, so that the first inner sleeve stretches to can be damped spacing during any suitable position
Adjust, have the characteristics that structure is simple, easy to adjust, long service life and reliable and stable.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the explosive view of this utility model damp type telescopic shaft；
Fig. 2 is portion's view along central axial direction for this utility model damp type telescopic shaft；
Fig. 3 is the partial enlarged drawing in the A portion of Fig. 2；
Fig. 4 is the partial enlarged drawing in the B portion of Fig. 2.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Embodiment
Referring to figs. 1 to Fig. 3, the present embodiment is related to telescopic shaft, including outer sleeve 1 and the first inner sleeve 2, described outer sleeve 1
For hollow structure, described first inner sleeve 2 is slidably sheathed in described outer sleeve 1；It is installed with band in described outer sleeve 1
The elastic jacking block 3 of the first of most advanced and sophisticated 31, the outer wall of described first inner sleeve 2 has the first wave corresponding with described most advanced and sophisticated 31 positions
Slippage chute 21, the first ripple glaze chute 21 described in described most advanced and sophisticated 31 top pressures.First inner sleeve 2 can be along the length of outer sleeve 1
Direction carries out slidable adjustment, realizes expanding-contracting action, and during sliding, the tip 31 of the first elastic jacking block 3 is in elasticity
All the time top pressure the first ripple glaze chute 21 in the presence of power, plays the spacing effect of damping, so that the first inner sleeve 2 stretches
To during any suitable position can damped spacing regulation, have that structure is simple, easy to adjust, a long service life and stably may be used
The feature leaned on.
As shown in Figure 2 and Figure 4, described first inner sleeve 2 is hollow structure, slidably sheathed in described first inner sleeve 2
There is the second inner sleeve 4, described second inner sleeve 4 is installed with the second elastic jacking block 5 with most advanced and sophisticated 51, described first inner sleeve
The second ripple glaze chute 22 corresponding with most advanced and sophisticated 51 positions, the tip 51 of the described second elastic jacking block 5 are had on the inwall of cylinder 2
Second ripple glaze chute 22 described in top pressure.By arranging the second inner sleeve 4 slidably adjusting in the first inner sleeve 2 again, can
In the case of reaching the adjustable length improving telescopic shaft, reduce the machining accuracy of the first inner sleeve 2, form three-stage and adjust
Structure.Likewise, the second inner sleeve 4 can carry out slidable adjustment along the length direction of the first inner sleeve 2, realize expanding-contracting action,
And during sliding, the tip 51 of the second elastic jacking block 5 in the presence of elastic force all the time top pressure second ripple glaze slide
Groove 22, plays the spacing effect of damping, so that the second inner sleeve 4 stretches and can damped limit to during any suitable position
Position is adjusted.
Described second inner sleeve 4 is to have through hole 41 on hollow structure, and wall；The tip 51 of the described second elastic jacking block 5
Stretch out the second ripple glaze chute 22 described in through hole 41 and top pressure.The elastic jacking block 5 of the second of this structure is arranged at the second inner sleeve 4
Interior it is ensured that between the second inner sleeve 4 and the first inner sleeve 2 there is less gap so that the second inner sleeve 4 slide
During will not produce situation about rocking, improve the reliability of telescopic adjustment.
The installation and removal of the first elastic jacking block 3 and the second elastic jacking block 5, and the convenient dimension to telescopic shaft for convenience
Repair, described outer sleeve 1, the first inner sleeve 2 and the second inner sleeve 4 all include upper shell 1-1 and lower house 1-2, described upper shell
1-1 is provided with buckle 1-3 or draw-in groove 1-4, and accordingly, described lower house 1-2 is provided with draw-in groove 1-4 or buckle 1-3, described buckle
1-3 is buckled in described draw-in groove 1-4 and snaps together upper shell 1-1 and lower house 1-2.
Have counter sink or screwed hole on described upper shell 1-1, accordingly, described lower house 1-2 has screwed hole or
Counter sink, described counter sink is threaded connection part and is fixedly connected with described screwed hole and connects upper shell 1-1 and lower house 1-2
It is connected together.On using upper shell 1-1 and lower house 1-2 being fixedly installed togather by way of threaded, can improving
Tightness that housing 1-1 and lower house 1-2 connect it is ensured that stretching motion reliable and stable, thus improving service life.
In order to ensure the connection tightness of the front end of outer sleeve 1, the first inner sleeve 2 and the second inner sleeve 4, described outer sleeve
1st, the front end of the first inner sleeve 2 and the second inner sleeve 4 is provided with retainer ring 6, and has groove 1-5；On the inwall of described retainer ring 6
It is conformed with 61, described projection 61 is connected in described groove 1-5.
Described outer sleeve 1, the first inner sleeve 2 and the second inner sleeve 4 are oval tubular structure.This shape has spacing work
With so that relative circumferentially rotating can not be produced between outer sleeve 1, the first inner sleeve 2 and the second inner sleeve 4, thus ensureing
One inner sleeve 2 and the rectilinearity of the second inner sleeve 4 slip, realize the stable of length adjustment and reliability, improve the longevity of use
Life.Certainly other shape and structures with position-limiting action are also applied for outer sleeve 1, the first inner sleeve 2 and the second inner sleeve 4, example
As rectangle and square.
A kind of above disclosed only preferred embodiment of this utility model, can not limit this practicality with this certainly
New interest field, the equivalent variations therefore made according to this utility model claim, still belong to what this utility model was covered
Scope.
Claims (7)
1. a kind of damp type telescopic shaft it is characterised in that：Including outer sleeve and the first inner sleeve, described outer sleeve is tied for hollow
Structure, described first inner sleeve is slidably sheathed in described outer sleeve；It is installed with described outer sleeve with most advanced and sophisticated first
Elastic jacking block, the outer wall of described first inner sleeve has the first ripple glaze chute corresponding with described tip location, described point
First ripple glaze chute described in the top pressure of end.
2. a kind of damp type telescopic shaft according to claim 1 it is characterised in that：Described first inner sleeve is tied for hollow
Structure, is slidably arranged with the second inner sleeve in described first inner sleeve, described second inner sleeve is installed with tip
Second elastic jacking block, the inwall of described first inner sleeve has the second ripple glaze chute corresponding with tip location, described
The second ripple glaze chute described in most advanced and sophisticated top pressure of the second elastic jacking block.
3. a kind of damp type telescopic shaft according to claim 2 it is characterised in that：Described second inner sleeve is tied for hollow
Through hole is had on structure, and wall；The second ripple glaze chute described in through hole and top pressure is stretched out at the tip of the described second elastic jacking block.
4. according to a kind of arbitrary described damp type telescopic shaft of claims 1 to 3 it is characterised in that：Described outer sleeve, in first
Sleeve and the second inner sleeve all include upper shell and lower house, and described upper shell is provided with buckle or draw-in groove, accordingly, described under
Housing is provided with draw-in groove or buckle, and described buckle is buckled in described draw-in groove and snaps together upper shell and lower house.
5. a kind of damp type telescopic shaft according to claim 4 it is characterised in that：Have on described upper shell counter sink or
Screwed hole, accordingly, described lower house has screwed hole or counter sink, and described counter sink is threaded connection part and described spiral shell
Pit is fixedly connected and upper shell and lower house links together.
6. a kind of damp type telescopic shaft according to claim 2 it is characterised in that：Described outer sleeve, the first inner sleeve and
The front end of the second inner sleeve is provided with retainer ring, and has groove；It is conformed with the inwall of described retainer ring, described projection clamping
In described groove.
7. a kind of damp type telescopic shaft according to claim 2 or 6 it is characterised in that：Described outer sleeve, the first inner sleeve
It is oval tubular structure with the second inner sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819516.3U CN205991058U (en) | 2016-07-28 | 2016-07-28 | A kind of damp type telescopic shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819516.3U CN205991058U (en) | 2016-07-28 | 2016-07-28 | A kind of damp type telescopic shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991058U true CN205991058U (en) | 2017-03-01 |
Family
ID=58105995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620819516.3U Active CN205991058U (en) | 2016-07-28 | 2016-07-28 | A kind of damp type telescopic shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991058U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813144A (en) * | 2017-03-27 | 2017-06-09 | 东莞市格丹美五金工具有限公司 | A kind of energy-saving lamp device |
| CN108813925A (en) * | 2018-07-18 | 2018-11-16 | 佛山市合和兴科技实业有限公司 | A kind of vane type stepless lifting device |
| CN112394595A (en) * | 2020-11-23 | 2021-02-23 | 上海佳勒电子有限公司 | Movable lamp holder |
| CN112647185A (en) * | 2020-12-24 | 2021-04-13 | 泉州佰源机械科技有限公司 | Blade type elastic needle tongue opener for double-sided machine |
| WO2024152777A1 (en) * | 2023-01-19 | 2024-07-25 | 荣耀终端有限公司 | Sliding mechanism and electronic device |
-
2016
- 2016-07-28 CN CN201620819516.3U patent/CN205991058U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813144A (en) * | 2017-03-27 | 2017-06-09 | 东莞市格丹美五金工具有限公司 | A kind of energy-saving lamp device |
| CN106813144B (en) * | 2017-03-27 | 2018-01-12 | 温州市腾方园林建设有限公司 | A kind of energy-saving lamp device |
| CN108813925A (en) * | 2018-07-18 | 2018-11-16 | 佛山市合和兴科技实业有限公司 | A kind of vane type stepless lifting device |
| CN108813925B (en) * | 2018-07-18 | 2024-03-12 | 佛山市合和兴科技实业有限公司 | Vane type stepless lifter |
| CN112394595A (en) * | 2020-11-23 | 2021-02-23 | 上海佳勒电子有限公司 | Movable lamp holder |
| CN112394595B (en) * | 2020-11-23 | 2021-09-28 | 上海佳勒电子有限公司 | Movable lamp holder |
| CN112647185A (en) * | 2020-12-24 | 2021-04-13 | 泉州佰源机械科技有限公司 | Blade type elastic needle tongue opener for double-sided machine |
| CN112647185B (en) * | 2020-12-24 | 2023-12-12 | 福建佰源智能装备股份有限公司 | Blade type elastic latch opener for double-sided machine |
| WO2024152777A1 (en) * | 2023-01-19 | 2024-07-25 | 荣耀终端有限公司 | Sliding mechanism and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 523000 Qinyuan Road, 17 Qinyuan Road, Dongguan, Guangdong Province, No. 401-405 room A, Dongguan photoelectric Research Institute, Peking University Patentee after: In science and Technology (Guangdong) Co., Ltd. Address before: The 523808 Guangdong province Dongguan City Songshan Magnolia Road, Dongguan University of Technology Gymnasium Patentee before: Dongguan Sinoinnovo Semiconductor Lighting Co., Ltd. |