CN101886649A - Expansion bar - Google Patents
Expansion bar Download PDFInfo
- Publication number
- CN101886649A CN101886649A CN2009101407118A CN200910140711A CN101886649A CN 101886649 A CN101886649 A CN 101886649A CN 2009101407118 A CN2009101407118 A CN 2009101407118A CN 200910140711 A CN200910140711 A CN 200910140711A CN 101886649 A CN101886649 A CN 101886649A
- Authority
- CN
- China
- Prior art keywords
- rod member
- rod
- flexible
- belt body
- clamping
- 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.)
- Pending
Links
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
An expansion bar comprises three member bars, a packing device and a clamping and pulling device, wherein the first member bar comprises a first end and a second end; the first end of the first member bar is provided with the packing device; the second member bar is provided with the clamping and pulling device; the second member bar penetrates through the first member bar; the packing device can be packed on the second member bar; the clamping and pulling device is exposed out of the first member bar; the third member bar penetrates through the second member bar; and the third member bar and the second member bar can longitudinally move relative to the first member bar so as to adjust the length of the expansion bar.
Description
Technical field
The present invention mainly discloses a kind of flexible rod.
Background technique
With reference to Figure 11, be the stereo appearance figure of known flexible rod.Known telescopic pipe comprises pipe 91 and one outer tube 92 in, the cover inlet of outer tube 92 is provided with the positioning seat 93 of a round casing, positioning seat 93 articulates an elasticity card handle 94, the clip hole 911 on pipe 91 surfaces in elasticity card handle 94 normalities snap in, the user is by pressing compression elasticity card handle 94, make elasticity card handle 94 away from clip hole 911, pipe 91 and outer tube 92 relative telescopic adjustment in further allowing, decontrol elasticity card handle 94 top again and pull in the clip hole 911 of interior pipe 91, the length that makes the inner and outer pipe 91,92 of flexible rod be fixed on adjustment provides support or uses.
The flexible rod of prior art only by elasticity card handle clip in the clip hole of interior pipe and certain clip can't be provided, the anxiety that breaks away from clip is arranged easily, when flexible rod was flexible automatically, flexible rod may drop and people or article arround injuring, and the secret worry on the safety is arranged.Moreover the telescopic pipe of prior art utilizes inner and outer pipes flexible, and its collapsing length is limited, will have for the longer length of needs and not apply use sorry.Therefore, the claimant is devoted to research and develop a kind of design that can allow inner and outer pipes clip location really, and provides longer flexible effect can be arranged, and can't satisfy user's demand with the design that improves prior art.
Summary of the invention
The anxious desire of flexible rod of the present invention solves the existing technical problem of prior art.
A kind of flexible rod of the present invention includes: one first rod member, and it comprises first end and second end, this first rod member, first end end is provided with a Fastening device; One second rod member, it comprises first end and second end, and this second rod member, first end is provided with a clamping and drawing device, and this second rod member is arranged in this first rod member, and this Fastening device selectivity is packed in this second rod member, and this clamping and drawing device exposes to this first rod member; One the 3rd rod member, it comprises first end and second end, and the 3rd rod member body portion is provided with several clips hole, and this clamping and drawing device can this clip hole of clip, and the 3rd rod member is arranged in this second rod member; And one belt body be positioned at this first rod member, this this belt body of clamping and drawing device selectivity clip, affixed this first rod member, first end of this belt body one end, affixed the 3rd rod member of this belt body the other end second end, this this second rod member, second end of belt body body portion butt, this belt body can move and this second rod member of interlock moves along with the 3rd rod member.
The useful technique effect that the present invention reaches is, the design of three rod members and long flexible effect can be provided.Being subjected to first rod member by belt body drives and can move by interlock second rod member.Fastening device and clamping and drawing device provide the dual effect of tightening and locating.Flexible rod provides the double safety switch effect, must can provide flexible effect via user's operation, does not have flexible automatically possibility.
Other purpose, advantage and novel characteristics of the present invention will be more obvious from the following detailed description and related drawings.
Description of drawings
Fig. 1 is the stereo appearance figure of flexible rod of the present invention;
Fig. 2 is the stereo appearance figure at another visual angle of flexible rod of the present invention;
Fig. 3 is the three-dimensional exploded view of flexible rod of the present invention;
Fig. 4 is the three-dimensional exploded view at another visual angle of flexible rod of the present invention;
The sectional view that Fig. 5 is got by the 5-5 hatching of Fig. 1 for the present invention;
The sectional view that Fig. 6 is got by the 6-6 hatching of Fig. 5 for the present invention, the table pulling piece is at the schematic representation of primary importance;
Fig. 7 is the continuity of Fig. 6 of the present invention, and the table pulling piece is at the schematic representation of the second place;
Fig. 8 is the schematic representation of pushing clamping and drawing device of flexible rod of the present invention;
Fig. 9 is the continuity of Fig. 8 of the present invention, the schematic representation that table the three rod members move relative to first rod member;
Figure 10 is the continuity of Fig. 9 of the present invention, the schematic representation that table the second rod member moves relative to first rod member;
Figure 11 is the stereo appearance figure of known flexible rod.
Description of reference numerals
(prior art)
Pipe in the 91-; 911-clip hole; The 92-outer tube; The 93-positioning seat; 94-elasticity card handle;
(this case)
10-first rod member; 101-first end; 102-second end; The 11-breach; The 12-perforation; The 13-supporting portion; 20-second rod member; 201-first end; 202-second end; The 21-perforation; The 22-lug; The 23-perforation; The 24-breach; 25-axle spare; The 26-roller; The 261-jut; 30-the 3rd rod member; 301-first end; 302-second end; The 31-supporting portion; The 32-fixed hole; 33-clip hole; The 40-Fastening device; The 41-external member; 411-class retaining edge; The 42-compression element; 43-axle spare; The 431-external thread part; The 44-conjunction; The 441-screw; The 45-pulling piece; The 50-clamping and drawing device; 51-axle spare; The 52-holding piece; The 521-fastening part; The 53-elastic component; The 60-belt body; The 61-conjunction; The 62-conjunction; 63-holds the hole.
Embodiment
Relevant the technology used in the present invention, means and effect thereof, lift a preferred embodiment now and cooperate graphic detailed description as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.
With reference to Fig. 1 and Fig. 2, be the stereo appearance figure of flexible rod of the present invention.Flexible rod of the present invention includes three rod members 10,20,30, and this first rod member 10 comprises first end 101 and second end 102, and these first rod member, 10 first ends, 101 ends are provided with a Fastening device 40.This second rod member 20 is provided with a clamping and drawing device 50, and this second rod member 20 is arranged in this first rod member 10, and these Fastening device 40 selectivity are packed in this second rod member 20, and this clamping and drawing device 50 exposes to this first rod member 10.The 3rd rod member 30 is arranged in this second rod member 20.The 3rd rod member 30 can vertically move the adjustment length of telescopic bar by relative this first rod member 10 with this second rod member 20.
With reference to Fig. 3, Fig. 4 and Fig. 5, be the three-dimensional exploded view and the sectional drawing of flexible rod of the present invention.First rod member, 10 first ends, 101 ends of flexible rod of the present invention form open shape, first rod member, 10 first ends 101 are provided with a breach 11, this breach 11 is communicated with the end of first rod member, 10 open shapes, first end 101 more is provided with two perforation 12, these two perforation, 12 contiguous these breach 11, and this two perforation 12 penetrates the wall of this first rod member 10.These first rod member, 10 second ends 102 articulate a supporting portion 13.
This second rod member 20 comprises first end 201 and second end 202, and these second rod member, 20 first ends 201 are provided with a perforation 21 and two lugs 22, and this two lug 22 articulates this clamping and drawing device 50.These second rod member, 20 second ends 202 are provided with two relative perforation 23 and breach 24, and this breach 24 is between this two perforation 23, and a part 25 is arranged in a roller 26 and two perforation 23, further this roller 26 is linked together with this second rod member 20.This roller 26 is provided with the jut 261 of several rectangles, and these several juts 261 are around the outer circumferential face of this roller 26.This roller 26 is incorporated into this second rod member 20 and exposes to this breach 24.
This Fastening device 40 comprises the soft compression element of the external member 41, of a ring-type 42, part 43, a conjunction 44 and a pulling piece 45.These external member 41 inner circumference edges are provided with class retaining edge 411, these class's retaining edge 411 retainings are located at this first rod member, 10 first ends, 101 ends, this part 43 wears this compression element 42 and this external member 41, this conjunction 44 is provided with a screw 441, these part 43 1 ends are provided with an external thread part 431, screw 441 screw locks of this conjunction 44 are incorporated into the external thread part 431 of this part 43, and this pulling piece 45 articulates the end of this part 43 in contrast to this conjunction 44.This second rod member 20 is arranged in this first rod member 10, further tighten this first rod member 10 by the pulling piece 45 of pulling this Fastening device 40, this first rod member 10 can be tightened this second rod member 20 by this breach 11, makes this second rod member 20 that this first rod member 10 is flexible relatively.
The 3rd rod member 30 comprises first end 301 and second end 302, the 3rd rod member 30 first ends 301 are provided with a supporting portion 31, the 3rd rod member 30 second ends 302 are provided with two fixed holes 32, the 3rd rod member 30 body portions are provided with several clips hole 33, the 3rd rod member 30 is arranged in this second rod member 20, this clamping and drawing device 50 can clip in the 3rd rod member 30.
This clamping and drawing device 50 comprises a part 51, a holding piece 52 and an elastic component 53.This part 51 is arranged in this holding piece 52 and this elastic component 53 lug 22 of this second rod member 20, this elastic component 53 is a torsion spring, these elastic component 53 1 pin are connected to the outer wall of this second rod member 20, these elastic component 53 these holding pieces 52 of another pin butt, this holding piece 52 more is provided with a fastening part 521, these fastening part 521 normalities stretch into the perforation 21 of this second rod member 20, and selectivity stretches into the clip hole 33 of the 3rd rod member 30, makes this fastening part 521 away from this clip hole 33 by pushing this holding piece 52.Fastening part 521 normalities of this holding piece 52 that force this elastic component 53 stretch into this perforation 21 and this clip hole 33.
These belt body 60 1 ends are provided with two conjunctions 61, and this two conjunction 61 is the riveting part, and this two conjunction 61 is through at the perforation 12 of these first rod member, 10 first ends 101, and the mode that this two conjunction 61 is established with riveting is fixed.These belt body 60 the other ends are provided with two conjunctions 62, and this two conjunction 62 is a spiral shell spare, and this two conjunction 62 is fixed in these belt body 60 the other ends the fixed hole 32 of the 3rd rod member 30 second ends 302 in the mode of screw lock.These belt body 60 body portions are provided with several and hold hole 63, and this holds hole 63 is rectangular opening.These these second rod member, 20 second ends 202 of belt body 60 body portion butts, this holds the jut 261 of this roller 26 of hole 63 sockets, and this belt body 60 can move and this second rod member 20 of interlock moves along with the 3rd rod member 30.This belt body 60 of clamping and drawing device 50 selectivity clips.
With reference to Fig. 6 and Fig. 7, be the schematic representation of Fastening device of the present invention.The pulling piece 45 of this Fastening device 40 articulates this part 43, this pulling piece 45 is cam-like with these part 43 pivot-connecting positions, this pulling piece 45 is when primary importance, these pulling piece 45 these compression elements 42 of compressing, and this Fastening device 40 can be clamped the wall of this first rod member 10 by this breach 11, further clamp this second rod member 20, make this second rod member 20 relatively this first rod member 10 move up and down.The operator pulls this pulling piece 45 when the second place, and this pulling piece 45 removes the strength of this compression element 42 of compressing, the wall reinstatement of this first rod member 10, and this second rod member 20 this first rod member 10 relatively moves up and down.
With reference to Fig. 8, Fig. 9 and Figure 10, be the flexible schematic representation of flexible rod of the present invention.When flexible rod desire of the present invention is adjusted, need make this pulling piece 45 be positioned at the second place, and push the holding piece 52 of this clamping and drawing device 50, these holding piece 52 these elastic components 53 of compressing, the fastening part 521 of this holding piece 52 breaks away from the clip hole 33 of the 3rd rod member 30, at this moment, the 3rd rod member 30 can move up and down, these belt body 60 two ends are individually fixed in this first rod member 10 and the 3rd rod member 30, and the jut 261 of appearance hole 63 sheathed these rollers 26 of this belt body 60, when the 3rd rod member 30 up/down moved, this belt body 60 was around this roller 26, made the appearance hole 63 of this belt body 60 be nested with this jut 261 and these second rod member, 20 up/down of interlock move.At this moment, this second rod member 20 moves relative to this first rod member 10 with the 3rd rod member 30 simultaneously, further can provide longer collapsing length.When collapsing length during for the length of operator expection, the operator can pull the pulling piece 45 of this Fastening device 40 in primary importance, makes flexible rod stretch.
When operating, flexible rod of the present invention need control this Fastening device 40 and this clamping and drawing device 50 simultaneously, make this Fastening device 40 remove and put on the strength that this first rod member 10 is tightened this second rod member 20, make the holding piece 52 of controlling this clamping and drawing device 50 break away from the 3rd rod member 30 again, and can make the flexible or extension of flexible rod, has the double safety switch effect, flexible rod must can provide flexible effect via user's operation, does not have the flexible possibility of automatic generation.
Can summarize the present invention with regard to the above and have following advantage:
1. expansion link of the present invention can provide long flexible effect by the design of three rod members.
2. expansion link of the present invention, its belt body are subjected to first rod member and drive and can move by interlock second rod member.
3. expansion link of the present invention, its Fastening device and clamping and drawing device provide dual and tighten and the effect of locating.
4. expansion link of the present invention has the double safety switch effect, must can provide flexible effect via user's operation, does not have the possibility of automatic telescopic.
The above description of this invention is illustrative, and nonrestrictive, and those skilled in the art is understood, and can carry out many modifications, variation or equivalence to it within spirit that claim limits and scope, but they will fall within the scope of protection of the present invention all.
Claims (10)
1. a flexible rod is characterized in that, includes:
One first rod member, it comprises first end and second end, this first rod member, first end end is provided with a Fastening device;
One second rod member, it comprises first end and second end, and this second rod member, first end is provided with a clamping and drawing device, and this second rod member is arranged in this first rod member, and this Fastening device selectivity is packed in this second rod member, and this clamping and drawing device exposes to this first rod member;
One the 3rd rod member, it comprises first end and second end, and the 3rd rod member body portion is provided with several clips hole, and this clamping and drawing device can this clip hole of clip, and the 3rd rod member is arranged in this second rod member; And
One belt body is positioned at this first rod member, this this belt body of clamping and drawing device selectivity clip, affixed this first rod member, first end of this belt body one end, affixed the 3rd rod member of this belt body the other end second end, this this second rod member, second end of belt body body portion butt, this belt body can move and this second rod member of interlock moves along with the 3rd rod member.
2. flexible rod as claimed in claim 1 is characterized in that, this second rod member, second end is provided with a roller, this belt body body portion this roller of butt.
3. flexible rod as claimed in claim 2 is characterized in that, rotatable this second rod member, second end of being located at of this roller, and this roller is equipped with several juts, and this belt body body portion is provided with several and holds the hole, and this appearance borehole jack connects the jut of this roller.
4. flexible rod as claimed in claim 3 is characterized in that this jut is rectangular, and this holds rectangular hole, hole.
5. as each described flexible rod in the claim 1 to 4, it is characterized in that this clamping and drawing device comprises a holding piece, this holding piece is provided with a fastening part, this fastening part can clip in this clip hole.
6. flexible rod as claimed in claim 5 is characterized in that, this second rod member is provided with a perforation, and the fastening part normality of this holding piece stretches into this perforation.
7. flexible rod as claimed in claim 6, it is characterized in that, this clamping and drawing device more comprises a part and an elastic component, this second rod member, first end is provided with a lug and a perforation, this part is arranged in this lug, this holding piece and this elastic component, and this elastic component forces the fastening part normality of this holding piece to stretch into this perforation and this clip hole.
8. as each described flexible rod in the claim 1 to 4, it is characterized in that this first rod member, first end is provided with a breach, this Fastening device can be tightened a nearly step of this first rod member, first end and be tightened this second rod member by this breach.
9. flexible rod as claimed in claim 8, it is characterized in that, this Fastening device comprises an external member, a compression element, part, a conjunction and a pulling piece, this part wears this compression element and this external member, this conjunction is incorporated into this part, this pulling piece articulates the end of this part in contrast to this conjunction, pulls this pulling piece and tightens this first rod member, further tightens this second rod member.
10. flexible rod as claimed in claim 9 is characterized in that, this external member inner circumference edge is provided with class retaining edge, and this class's retaining edge retaining is located at this first rod member, first end end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101407118A CN101886649A (en) | 2009-05-11 | 2009-05-11 | Expansion bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101407118A CN101886649A (en) | 2009-05-11 | 2009-05-11 | Expansion bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101886649A true CN101886649A (en) | 2010-11-17 |
Family
ID=43072693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101407118A Pending CN101886649A (en) | 2009-05-11 | 2009-05-11 | Expansion bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101886649A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195778A (en) * | 2012-01-04 | 2013-07-10 | 力山工业股份有限公司 | Rod piece positioning device of sports apparatus |
| TWI700438B (en) * | 2018-10-18 | 2020-08-01 | 錦聖科技股份有限公司 | Positioning fasteners for telescopic support rods |
| CN111789514A (en) * | 2020-07-08 | 2020-10-20 | 卢建强 | Structure of giving a rubdown with a damp towel convenient to dismouting |
| CN112709737A (en) * | 2019-10-24 | 2021-04-27 | 天佑电器（苏州）有限公司 | Rod subassembly and have its cleaning device |
-
2009
- 2009-05-11 CN CN2009101407118A patent/CN101886649A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195778A (en) * | 2012-01-04 | 2013-07-10 | 力山工业股份有限公司 | Rod piece positioning device of sports apparatus |
| TWI700438B (en) * | 2018-10-18 | 2020-08-01 | 錦聖科技股份有限公司 | Positioning fasteners for telescopic support rods |
| CN112709737A (en) * | 2019-10-24 | 2021-04-27 | 天佑电器（苏州）有限公司 | Rod subassembly and have its cleaning device |
| CN111789514A (en) * | 2020-07-08 | 2020-10-20 | 卢建强 | Structure of giving a rubdown with a damp towel convenient to dismouting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101886649A (en) | Expansion bar | |
| CN208051964U (en) | A kind of novel robot anticollision pedestal | |
| KR101514200B1 (en) | Extension/retraction device | |
| WO2007060607A3 (en) | Stand with a securing device | |
| CN103388708B (en) | Cable clamp structure | |
| CN201627793U (en) | Locating structure of extension rod piece | |
| CN106425997B (en) | A kind of expansible anchor of metal extractor | |
| CN209240206U (en) | A kind of heating wire transverse cuts EPS sheet device | |
| CN210468512U (en) | Power transmission and transformation is block terminal for engineering | |
| JP4693872B2 (en) | Fixing equipment such as piping | |
| CN111181111A (en) | Street sign indicating number turn-buckle | |
| CN207505308U (en) | A kind of cable fixing structure and with its electrical equipment | |
| US8099864B2 (en) | Tie, tie assembly, and tie attachment device | |
| CN106369417B (en) | A kind of adjusting desk light | |
| CN214479359U (en) | Junction box convenient for threading and used for decoration engineering | |
| CN108529353B (en) | Winding device and electronic equipment with same | |
| KR101491083B1 (en) | Roll screen | |
| CN205378929U (en) | Make things convenient for key ring that key put into | |
| JP2014096933A (en) | Tip tool mounting adapter | |
| KR101377608B1 (en) | Ties of solidarity that reinforced rebar clip device | |
| JP2013167324A (en) | Band fastener | |
| KR101273324B1 (en) | Fixing apparatus of lighting | |
| CN206048076U (en) | A kind of expansible anchor of metal extractor | |
| KR20090083663A (en) | Wire pincers | |
| CN205650718U (en) | Tube expander |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20101117 |