CN203335563U - Telescopic rod connection structure - Google Patents
Telescopic rod connection structure Download PDFInfo
- Publication number
- CN203335563U CN203335563U CN2013204230183U CN201320423018U CN203335563U CN 203335563 U CN203335563 U CN 203335563U CN 2013204230183 U CN2013204230183 U CN 2013204230183U CN 201320423018 U CN201320423018 U CN 201320423018U CN 203335563 U CN203335563 U CN 203335563U
- Authority
- CN
- China
- Prior art keywords
- motion bar
- fixed tube
- compressing tablet
- fixed cover
- bayonet lock
- 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
Links
- 239000000835 fiber Substances 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
Images
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a telescopic mechanism, in particular to a telescopic rod connection structure. The telescopic rod connection structure comprises a fixing pipe, a movable rod and a fixing sleeve. A wrench is hinged to the fixing sleeve; an empty groove is formed in the position, corresponding to the wrench, on the fixing sleeve; a pressing sheet is arranged in the empty groove; one end of the pressing sheet is connected with the lateral wall of the empty groove; an accommodating groove is formed in the position, corresponding to the pressing sheet, on the fixing pipe. The telescopic rod connection structure can be applied to daily supplies, needing telescopic mechanisms, like tents and clothes hangers, and has the advantages of being capable of effectively increasing the pressure and the friction force between the wrench and the movable rod, preventing the movable rod from moving in the axial direction and preventing the movable rod from being separated from the fixing pipe.
Description
Technical field
The utility model relates to a kind of extending means, especially relates to a kind of flexible rod linkage structure.
Background technique
Commonly use flexible rod in the daily living article such as tent, drying rack, existing flexible rod comprises fixed tube and motion bar, one end of motion bar is positioned at fixed tube inside and is slidably connected with fixed tube, an existing class means of fixation is to adopt bolt to be fixed, this means of fixation complexity, be not easy to telescopic adjustment.Also having a class means of fixation is at the sheathed fixed cover in the fixed tube outside, hinged pulling piece on fixed cover.This fixed cover only is enclosed within the fixed tube outside away from an end of pulling piece, be located immediately at the outside of motion bar near an end of pulling piece, when pressing pulling piece, the pulling piece immediate roof is pressed on motion bar, but the area of contact between pulling piece and motion bar is less, pulling piece is limited to the pressure of motion bar, causes the frictional force between pulling piece and motion bar less, easily causes the motion bar axial float.Because motion bar can slide in fixed tube, and fixed tube inside can't carry out motion bar spacingly, when the motion bar axial float, easily causes motion bar and fixed tube to break away from.Fixed cover can't be set in the fixed tube outside fully, causes the area of contact between fixed tube and fixed cover to reduce, and has reduced the fastness that fixed tube is connected with fixed cover.
As the Chinese patent notification number is: CN2079677U, in a kind of sleeve pipe positioning and locking device of on June 26th, 1991 bulletin, it by heightening post, heighten cover, nuts and bolt forms.Flexible rod adopts bolt to fix, and is not easy to regulate.
The model utility content
The utility model is mainly, the problem such as pulling piece to the pressure of motion bar little, fastness that fixed tube with fixed cover be connected low little with the motion bar area of contact for the pulling piece in existing connecting mechanism of expansion rod, provides a kind of and is convenient to telescopic adjustment, can effectively strengthen pressure and frictional force between pulling piece and motion bar, prevents motion bar axis play, avoids the flexible rod linkage structure of motion bar and fixed tube disengaging.
The purpose of this utility model mainly is achieved by following proposal: a kind of flexible rod linkage structure, comprise fixed tube, motion bar and fixed cover, it is characterized in that, be hinged with pulling piece on described fixed cover, position corresponding with pulling piece on described fixed cover is provided with dead slot, be provided with compressing tablet in dead slot, one end of compressing tablet is connected with the sidewall of dead slot, position corresponding with compressing tablet on described fixed tube is provided with containing groove, fixed tube with motion bar for slidably being connected, be provided with rail slot on fixed tube, be provided with the projection coordinated with rail slot on motion bar.With corresponding section, pulling piece position, dead slot is being set on fixed cover, and in dead slot, compressing tablet is being set, an end of compressing tablet is connected with the sidewall of dead slot, and when pulling piece is pressed, compressing tablet is pressed on the pulling piece top, makes the compressing tablet bending.Due to containing groove being set on fixed tube, and the position of containing groove is corresponding with the compressing tablet position, can enter in containing groove after the compressing tablet bending and push up to be pressed on the motion bar in fixed tube.The area of contact of compressing tablet and motion bar is larger, and increased compressing tablet between pulling piece and motion bar, fill up the distance between pulling piece and motion bar by the thickness of compressing tablet, and then increased the pressure of pulling piece to motion bar, can prevent motion bar axial float in fixed tube.And, while pressing pulling piece, after the compressing tablet bending, being positioned at containing groove, compressing tablet can carry out containing groove spacing, prevents that fixed tube from occurring axially and play radially in fixed cover.Containing groove can not hinder compressing tablet and be pressed on motion bar, therefore, fixed cover can integral body all be set in the fixed tube outside, has increased the area of contact between fixed tube and fixed cover, and then increased the frictional force between fixed tube and fixed cover, strengthen the fastness that fixed tube is connected with fixed cover.When pushing pulling piece aside, cancelled the pressure of pulling piece to compressing tablet, because compressing tablet one end is connected with the sidewall of dead slot, compressing tablet can set back by self elasticity, and compressing tablet and containing groove and motion bar are broken away from, and realizes the telescopic adjustment of motion bar.
As preferably, described motion bar is fiber rod or plastic bar.Motion bar is fiber rod or plastic bar, non-corrosive, and the elasticity good toughness, can recover rapidly shape after bending.And the structural strength of light assurance motion bar.
As preferably, described fixed tube comprises the trunk portion be slidably connected with motion bar and two rail slots that are connected with trunk portion, and two rail slots are parallel with the axis of fixed tube and be symmetrical arranged; Described motion bar runs through in the radial direction and is provided with bayonet lock, and the part that bayonet lock is positioned at beyond motion bar is projection, and bayonet lock and rail slot are slidably connected.Fixed tube comprises trunk portion and two rail slots, and trunk portion and motion bar are slidably connected, i.e. Spielpassung.Two rail slots are connected with trunk portion, and the axis of two parallel fixed tube of rail slot, and two rail slots are symmetrical arranged with respect to the axis of fixed tube.Simultaneously, motion bar is penetrated with bayonet lock in the radial direction, after bayonet lock runs through motion bar, surplus is all left at the two ends of bayonet lock, and stretch out in the motion bar outside, in the time of in motion bar inserts fixed tube at the two ends of bayonet lock, the part that bayonet lock is positioned at beyond motion bar can be slided at rail slot, rail slot not only can carry out bayonet lock axially directed, and rise, can carry out bayonet lock spacingly, prevents that motion bar manages interior rotation the shareholder.
As preferably, on described rail slot, be provided with for the spacing block set spacing to bayonet lock, described spacing block set is towards the axle center of fixed tube projection.Spacing block set is set on rail slot, and spacing block set is towards the axis direction projection of fixed tube, and when the part beyond bayonet lock is positioned at motion bar is slided along rail slot, spacing block set can carry out the bayonet lock end spacing, avoids motion bar to break away from from fixed tube.
As preferably, described containing groove is positioned on trunk portion, and fixed cover internal surface and fixed tube outer surface fit.The fixed cover cavity shape matches with the fixed tube external surface shape, can prevent that fixed tube from rotating in fixed cover, containing groove is positioned on trunk portion, and nearest between the motion bar in containing groove and fixed tube guarantees can immediate roof to be pressed on motion bar after the compressing tablet bending enters in containing groove.
As preferably, described fixed tube is connected with the fixed cover bolt.Fixed tube and fixed cover are bolted to connection, and not only can further strengthen the degree of being connected firmly of fixed tube and fixed cover, and are convenient to the installation and removal of fixed cover.
As preferably, compressing tablet and fixed cover are integrated connected structure.Compressing tablet and fixed cover are integrated connected structure, guarantee crooking ability and the restorable ability of compressing tablet, and can guarantee the intensity that compressing tablet is connected with fixed cover, avoid the compressing tablet fracture.
Therefore, flexible rod linkage structure of the present utility model possesses following advantage: 1, with corresponding section, pulling piece position, dead slot is being set on fixed cover, and compressing tablet is set in dead slot, one end of compressing tablet is connected with the sidewall of dead slot, when pulling piece is pressed, compressing tablet is pressed on the pulling piece top, make the compressing tablet bending, due to containing groove being set on fixed tube, and the position of containing groove is corresponding with the compressing tablet position, can enter in containing groove after the compressing tablet bending and push up and be pressed on the motion bar in fixed tube, the area of contact of compressing tablet and motion bar is larger, and increased compressing tablet between pulling piece and motion bar, fill up the distance between pulling piece and motion bar by the thickness of compressing tablet, and then increased the pressure of pulling piece to motion bar, can prevent motion bar axial float in fixed tube, and, while pressing pulling piece, be positioned at containing groove after the compressing tablet bending, compressing tablet can carry out spacing to containing groove, prevent that fixed tube from occurring axially and play radially in fixed cover, containing groove can not hinder compressing tablet and be pressed on motion bar, therefore, fixed cover can integral body all be set in the fixed tube outside, increased the area of contact between fixed tube and fixed cover, and then increased the frictional force between fixed tube and fixed cover, strengthen the fastness that fixed tube is connected with fixed cover.When pushing pulling piece aside, cancelled the pressure of pulling piece to compressing tablet, because compressing tablet one end is connected with the sidewall of dead slot, compressing tablet can set back by self elasticity, and compressing tablet and containing groove and motion bar are broken away from, and realizes the telescopic adjustment of motion bar, 2, two rail slots are connected with trunk portion, and the axis of two parallel fixed tube of rail slot, two rail slots are symmetrical arranged with respect to the axis of fixed tube, simultaneously, motion bar is penetrated with bayonet lock in the radial direction, after bayonet lock runs through motion bar, surplus is all left at the two ends of bayonet lock, stretch out in the motion bar outside at the two ends that are bayonet lock, in the time of in motion bar inserts fixed tube, the part that bayonet lock is positioned at beyond motion bar can be slided at rail slot, rail slot not only can carry out axially directed to bayonet lock, and rise and can carry out spacing to bayonet lock, prevent that motion bar manages interior rotation the shareholder, 3, on rail slot, spacing block set is set, spacing block set is towards the axis direction projection of fixed tube, and when the part beyond bayonet lock is positioned at motion bar is slided along rail slot, spacing block set can carry out the bayonet lock end spacing, avoids motion bar to break away from from fixed tube, 4, compressing tablet and fixed cover are integrated connected structure, guarantee crooking ability and the restorable ability of compressing tablet, and can guarantee the intensity that compressing tablet is connected with fixed cover, avoid the compressing tablet fracture.
The accompanying drawing explanation
Accompanying drawing 1 is a kind of perspective view of the present utility model;
Accompanying drawing 2 is a kind of explosive views of the present utility model;
Accompanying drawing 3 is structural representations of fixed cover in the utility model;
Accompanying drawing 4 is the utility model sectional views when lockup state;
Accompanying drawing 5 is the utility model sectional views when adjustment state.
Illustrate: 01-fixed tube, 011-trunk portion, 012-rail slot, 02-motion bar, 03-fixed cover, 04-pulling piece, 05-dead slot, 06-compressing tablet, 07-containing groove, 08-bayonet lock, 09-rivet, 10-bolt, 11-spacing block set.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as shown in Figure 1, a kind of flexible rod linkage structure, comprise fixed tube 01, motion bar 02 and fixed cover 03, on fixed cover 03, by rivet 09, is hinged with pulling piece 04, and motion bar 02 adopts fiber rod.As shown in Figure 3, on fixed cover 03, the position corresponding with pulling piece 04 has the dead slot 05 of rectangle, has compressing tablet 06 in dead slot 05, and an end of compressing tablet 06 is connected with fixed cover 03 one.Fixed cover 03 is enclosed within an end of fixed tube 01 fully and is connected by bolt 10, and on fixed tube 01, the position corresponding with compressing tablet 06 has the containing groove 07 that can hold compressing tablet 06.As shown in Figure 2, fixed tube 01 comprises trunk portion 011 and two rail slots 012, trunk portion 011 forms and is slidably connected with motion bar 02 Spielpassung, two rail slots 012 are parallel with the axis of fixed tube 01 and be symmetrical arranged with respect to the axis of fixed tube 01, and two rail slots 012 are connected with trunk portion 011.The outer surface of the internal surface of fixed cover 03 and fixed tube 01 fits.Motion bar 02 radially be penetrated with bayonet lock 08, the length of bayonet lock 08 is greater than the diameter of motion bar 02, bayonet lock 08 two ends are left surplus and are reached the outside of motion bar 02.When motion bar 02 inserts fixed tube 01 inside, the part that bayonet lock 08 two ends are positioned at motion bar 02 outside is slidably connected with rail slot 012, and the axis direction towards fixed tube 01 on rail slot 012 convexes to form spacing block set 11.
With corresponding section, pulling piece position, dead slot is being set on fixed cover, and in dead slot, compressing tablet is being set, an end of compressing tablet is connected with the sidewall of dead slot, and as shown in Figure 4, when pulling piece is pressed, compressing tablet is pressed on the pulling piece top, makes the compressing tablet bending.Due to containing groove being set on fixed tube, and the position of containing groove is corresponding with the compressing tablet position, can enter in containing groove after the compressing tablet bending and push up to be pressed on the motion bar in fixed tube.The area of contact of compressing tablet and motion bar is larger, and increased compressing tablet between pulling piece and motion bar, fill up the distance between pulling piece and motion bar by the thickness of compressing tablet, and then increased the pressure of pulling piece to motion bar, can prevent motion bar axial float in fixed tube.And, while pressing pulling piece, after the compressing tablet bending, being positioned at containing groove, compressing tablet can carry out containing groove spacing, prevents that fixed tube from occurring axially and play radially in fixed cover.Containing groove can not hinder compressing tablet and be pressed on motion bar, therefore, fixed cover can integral body all be set in the fixed tube outside, has increased the area of contact between fixed tube and fixed cover, and then increased the frictional force between fixed tube and fixed cover, strengthen the fastness that fixed tube is connected with fixed cover.When pushing pulling piece aside, as shown in Figure 5, cancelled the pressure of pulling piece to compressing tablet, because compressing tablet one end is connected with the sidewall of dead slot, compressing tablet can set back by self elasticity, and compressing tablet and containing groove and motion bar are broken away from, and realizes the telescopic adjustment of motion bar.Fixed tube comprises trunk portion and two rail slots, and trunk portion and motion bar are slidably connected, i.e. Spielpassung.Two rail slots are connected with trunk portion, and the axis of two parallel fixed tube of rail slot, and two rail slots are symmetrical arranged with respect to the axis of fixed tube.Simultaneously, motion bar is penetrated with bayonet lock in the radial direction, after bayonet lock runs through motion bar, surplus is all left at the two ends of bayonet lock, and stretch out in the motion bar outside, in the time of in motion bar inserts fixed tube at the two ends of bayonet lock, the part that bayonet lock is positioned at beyond motion bar can be slided at rail slot, rail slot not only can carry out bayonet lock axially directed, and rise, can carry out bayonet lock spacingly, prevents that motion bar manages interior rotation the shareholder.Spacing block set is set on rail slot, and spacing block set is towards the axis direction projection of fixed tube, and when the part beyond bayonet lock is positioned at motion bar is slided along rail slot, spacing block set can carry out the bayonet lock end spacing, avoids motion bar to break away from from fixed tube.The fixed cover cavity shape matches with the fixed tube external surface shape, can prevent that fixed tube from rotating in fixed cover, containing groove is positioned on trunk portion, and nearest between the motion bar in containing groove and fixed tube guarantees can immediate roof to be pressed on motion bar after the compressing tablet bending enters in containing groove.Fixed tube and fixed cover are bolted to connection, and not only can further strengthen the degree of being connected firmly of fixed tube and fixed cover, and are convenient to the installation and removal of fixed cover.Motion bar is position-limited lever or plastic bar, not only light, and can guarantee the structural strength of motion bar.Compressing tablet and fixed cover are integrated connected structure, guarantee crooking ability and the restorable ability of compressing tablet, and can guarantee the intensity that compressing tablet is connected with fixed cover, avoid the compressing tablet fracture.
Should be understood that this embodiment only is not used in restriction scope of the present utility model for the utility model is described.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (7)
1. a flexible rod linkage structure, comprise fixed tube, motion bar and fixed cover, it is characterized in that, be hinged with pulling piece on described fixed cover, position corresponding with pulling piece on described fixed cover is provided with dead slot, be provided with compressing tablet in dead slot, one end of compressing tablet is connected with the sidewall of dead slot, position corresponding with compressing tablet on described fixed tube is provided with containing groove, fixed tube with motion bar for slidably being connected, be provided with rail slot on fixed tube, be provided with the projection coordinated with rail slot on motion bar.
2. flexible rod linkage structure according to claim 1, is characterized in that, described motion bar is fiber rod or plastic bar.
3. flexible rod linkage structure according to claim 1, is characterized in that, described fixed tube comprises the trunk portion be slidably connected with motion bar and two rail slots that are connected with trunk portion, and two rail slots are parallel with the axis of fixed tube and be symmetrical arranged; Described motion bar runs through in the radial direction and is provided with bayonet lock, and the part that bayonet lock is positioned at beyond motion bar is projection, and bayonet lock and rail slot are slidably connected.
4. flexible rod linkage structure according to claim 2, is characterized in that, on described rail slot, is provided with for the spacing block set spacing to bayonet lock, and described spacing block set is towards the axle center of fixed tube projection.
5. flexible rod linkage structure according to claim 2, is characterized in that, described containing groove is positioned on trunk portion, and fixed cover internal surface and fixed tube outer surface fit.
6. according to claim 1 or 2 or 3 or 4 or 5 described flexible rod linkage structures, it is characterized in that, described fixed tube is connected with the fixed cover bolt.
7. according to claim 1 or 2 or 3 or 4 or 5 described flexible rod linkage structures, it is characterized in that, compressing tablet and fixed cover are integrated connected structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204230183U CN203335563U (en) | 2013-07-15 | 2013-07-15 | Telescopic rod connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204230183U CN203335563U (en) | 2013-07-15 | 2013-07-15 | Telescopic rod connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203335563U true CN203335563U (en) | 2013-12-11 |
Family
ID=49704240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204230183U Expired - Fee Related CN203335563U (en) | 2013-07-15 | 2013-07-15 | Telescopic rod connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203335563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884835A (en) * | 2017-03-01 | 2017-06-23 | 陈婷 | A kind of wolfram steel milling cutter is rinsed and uses adjustable type telescoping tube |
-
2013
- 2013-07-15 CN CN2013204230183U patent/CN203335563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884835A (en) * | 2017-03-01 | 2017-06-23 | 陈婷 | A kind of wolfram steel milling cutter is rinsed and uses adjustable type telescoping tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2014101295A4 (en) | Locking Device, Telescopic Rod And Mower Including The Locking Device | |
| CN207421059U (en) | The locking mechanism of telescoping tube | |
| CN2900892Y (en) | Press button type telescopic rod | |
| CN203335563U (en) | Telescopic rod connection structure | |
| CN201393662Y (en) | Multi-section telescopic pull rod for case and bag | |
| US20090245932A1 (en) | Kind of operating handle's link set for the jack | |
| CN205298179U (en) | Intraductal two -way automatic locking device | |
| US20110257669A1 (en) | Disposable lancet | |
| CN201431743Y (en) | Plate buckle type external locking alpenstock | |
| CN206585134U (en) | Insert on a kind of ground for being easily installed functor | |
| CN201428316Y (en) | Saddle lock | |
| CN203430933U (en) | Telescoping mechanism with length fixed freely | |
| CN206221451U (en) | Household extensible bar | |
| CN201799990U (en) | Expanded pipe extractor | |
| CN107719041B (en) | A kind of vehicle-mounted capstan system in adjustable direction | |
| CN2754044Y (en) | Telescopic automatic locking-delocking device for spontoon | |
| CN201424110Y (en) | Fully-folding pedal plate mechanism | |
| CN205770090U (en) | A kind of quant | |
| CN210246521U (en) | Linear electric push rod with only one-way thrust | |
| KR102647671B1 (en) | Umbrella storage system for automobiles | |
| CN215409608U (en) | Advance and stretch tube structure with two-way promotion button | |
| CN203441157U (en) | Locking structure of hand-pulled awning | |
| CN111648670B (en) | Detachable and reinforced lock body structure of multidirectional bolt for intelligent electronic lock | |
| CN219366736U (en) | Rack assembly convenient to dismouting | |
| CN203603607U (en) | Fast-assembled pushing, pulling and twisting transmission shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |
|
| CX01 | Expiry of patent term | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: Expiration and Termination of 39 Volume 3101 Patent on August 1, 2023 Number: 31-01 Volume: 39 |
|
| CU01 | Correction of utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |