CN202811707U - Stepless telescopic rod - Google Patents
Stepless telescopic rod Download PDFInfo
- Publication number
- CN202811707U CN202811707U CN 201220495223 CN201220495223U CN202811707U CN 202811707 U CN202811707 U CN 202811707U CN 201220495223 CN201220495223 CN 201220495223 CN 201220495223 U CN201220495223 U CN 201220495223U CN 202811707 U CN202811707 U CN 202811707U
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- China
- Prior art keywords
- tube
- fixed
- lock nut
- lock
- adjustable pipe
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- 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
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Abstract
The utility model discloses a stepless telescopic rod which comprises an outer tube, a fixed tube, a lock nut, a movable tube, a first spring, a telescopic tube and a press button. The fixed tube is fixed inside the outer tube. The lock nut is arranged at the lower end of the fixed tube. The movable tube is arranged in the fixed tube in an inserted mode and can move along the length direction of the fixed tube. The press button is arranged on the outer tube. The press button is provided with a trigger end which contacts with the upper end of the movable tube and can push the movable tube to move downwards. The lower end of the movable tube passes through the fixed tube and is fixed with a lock catch. The outer wall of the lock nut is provided with a lock mouth. The upper end of the lock catch is provided with a first plug-in portion which is movably arranged in the lock mouth in an inserted mode and can expand the lock nut outwards so as to jack up and lock the telescopic tube between the lock nut and the outer tube. When the press button is pressed down, the telescopic tube can be moved by hand to be in place, and then the press button is loosened. As a result, the telescopic tube is locked between the lock nut and the outer tube. Therefore, the stepless telescopic rod is convenient and simple in telescopic operation, is favorable for wide application and simple in structure, and facilitates reducing manufacturing cost.
Description
Technical field
The utility model relates to the flexible rod field, is specifically related to a kind of electrodeless flexible rod.
Background technique
Flexible rod has adjustable length, is convenient to the advantages such as packing, is widely used in the zones such as mop, broom, clothes hanger.Yet, the telescopic pipe that existing flexible rod generally comprises outer tube and is connected with external pipe thread.But owing to be subjected to its structural limitations, flexible operation is extremely inconvenient, needs continuous rotary extension pipe, can regulate its length, causes inconvenience to the user.
The model utility content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of electrodeless flexible rod, and it is flexible simple to operate, convenient.
For achieving the above object, the utility model adopts following technological scheme:
A kind of electrodeless flexible rod, comprise outer tube, fixing within the outer tube fixed tube, the lock nut that is installed in the fixed tube lower end, the adjustable pipe that is inserted in the fixed tube and can moves along its length direction, be arranged between adjustable pipe and the fixed tube and can under the elastic force effect, promote the first spring that adjustable pipe moves upward, movable set outside lock nut and telescopic pipe that its lower end can pass from outer tube, be installed in the button on the outer tube; Described button is provided with and contacts with adjustable pipe upper end and can promote the trigger end that adjustable pipe moves downward; The lower end of described adjustable pipe passes from fixed tube, and is fixed with snap close; The outer wall of described lock nut is provided with fore shaft, and the upper end of snap close is provided with and is actively plugged in fore shaft, thereby and lock nut is enlarged outwardly telescopic pipe top is locked in the first cartridge part between lock nut and the outer tube.
The lower end of described fixed tube is provided with lock tube, and the upper end of this lock tube is inserted in the fixed tube, and described lock nut movable set is on lock tube; From the upper end to the lower end, the width of described the first cartridge part increases gradually; To two ends up and down, the width of this fore shaft increases gradually from the centre of lock nut; Described lock tube is provided with the second cartridge part that is actively plugged in fore shaft; This second cartridge part and the first cartridge part form axisymmetric, and the up and down two ends of the lock nut that is placed in.
Be fixed with pad on the adjustable pipe, described the first spring is between the top and pad of lock tube.
The upper end of described telescopic pipe is provided with sleeve part, and the top of this sleeve part is provided with extend interior along section inwardly, and described lock tube is provided with the outer section that extends outwardly; The end face of described outer section and interior bottom surface along section are complementary; Described outer section is positioned at the top of lock nut.
The inwall of described outer tube is provided with the chute that extends along its length direction, and the outer wall of sleeve part is provided with the slide block that is movably arranged in the chute and can slides along the chute bearing of trend.
The outer wall of described lock tube is provided with the guiding groove that extends along its length direction, and the inwall of snap close is provided with the projection that is movably arranged in the guiding groove and can moves along the guiding groove bearing of trend.
Described outer tube is provided with installation cavity, is fixed with support in this installation cavity, and the lower end of button is articulated on the support by pivot; The upper end of described support offers elongated slot, and the front end of this elongated slot is made as cecum; This button is provided with the grab that is installed in the elongated slot and can slides along the elongated slot bearing of trend; Be provided with the second spring between button and the support.
Snap close is fixed on the adjustable pipe by screw rod; The lower end of described screw rod is threaded with snap close, and its upper end is fixed in the adjustable pipe by locating stud.
The beneficial effects of the utility model are:
1, by pushing button, just can manual mobile telescopic pipe, and after moving into place, unclamp button, and just telescopic pipe can be locked between lock nut and the outer tube, flexible simple to operate, convenient, be conducive to be widely used;
2 and, it is simple in structure, is conducive to reduce fabricating cost.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is exploded perspective view of the present utility model;
Fig. 4 is the connection diagram of lock tube, lock nut and snap close in the utility model;
Wherein, 1, outer tube; 11, support; 12, the second spring; 2, fixed tube; 3, adjustable pipe; 31, pad; 32, screw rod; 33, the first spring; 4, telescopic pipe; 5, sleeve part; 51, interior along section; 6, button; 61, trigger end; 62, grab; 7, lock nut; 71, fore shaft; 8, snap close; 81, the first cartridge part; 9, lock tube; 91, the second cartridge part; 92, outer section.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the utility model is described further, so that clearerly understand the utility model technical thought required for protection.
Shown in Fig. 1,2,3,4, be a kind of electrodeless flexible rod of the utility model, comprise outer tube 1, be fixed on fixed tube 2 in the outer tube 1, be installed in fixed tube 2 lower ends lock nut 7, the adjustable pipe 3 that is inserted in the fixed tube 2 and can moves along its length direction, be arranged between adjustable pipe 3 and the fixed tube 2 and first spring 33 that can move upward in promotion adjustable pipe 3 under the elastic force effect, movable set outside lock nut 7 and its lower end telescopic pipe 4 that can pass from outer tube 1, be installed in the button 6 on the outer tube 1; Described button 6 is provided with and contacts with adjustable pipe 3 upper ends and can promote the trigger end 61 that adjustable pipe 3 moves downward; The lower end of described adjustable pipe 3 passes from fixed tube 2, and is fixed with snap close 8; The outer wall of described lock nut 7 is provided with fore shaft 71, and the upper end of snap close 8 is provided with and is actively plugged in fore shaft 71, thereby and lock nut 7 is enlarged outwardly telescopic pipe 4 top is locked in the first cartridge part 81 between lock nut 7 and the outer tube 1.
Preferably, the lower end of described fixed tube 2 is provided with lock tube 9, and the upper end of this lock tube 9 is inserted in the fixed tube 2, and described lock nut 7 movable sets are on lock tube 9; From the upper end to the lower end, the width of described the first cartridge part 81 increases gradually; To two ends up and down, the width of this fore shaft 71 increases gradually from the centre of lock nut 7; Described lock tube 9 is provided with the second cartridge part 91 that is actively plugged in fore shaft 71; This second cartridge part 91 and the first cartridge part 81 form axisymmetric, and the up and down two ends of the lock nut 7 that is placed in.Move towards its middle part from the lower end of lock nut 7 fore shafts 71 when the first cartridge part 81, lock nut 7 is motion up under the thrusting action of snap close 8, and enlarges outwardly under the acting in conjunction of the first cartridge part 81 and the second cartridge part 91; And when the first cartridge part 81 from the middle part of lock nut 7 fore shafts 71 during towards its lower end motion, lock nut 7 at Action of Gravity Field with respect to lock tube 9 towards lower slider, and shrink inwardly, last lock nut 7 is being fixed on the lock tube 9 under the frictional force effect.Preferably, the outer wall of described lock tube 9 is provided with the guiding groove that extends along its length direction, and the inwall of snap close 8 is provided with the projection that is movably arranged on guiding groove and can moves along the guiding groove bearing of trend.By adopting said structure, can be convenient to the motion guide of snap close 8, and, can prevent that also the situation of rotating from appearring in snap close 8.
Certainly, described lock tube 9 also can be one-body molded with fixed tube 2, but with fixed tube 2 and lock tube 9 split settings, and adopt the mode of plug-in mounting to connect, and can be convenient to processing and fabricating, reduce its fabricating cost.
For the ease of the installation of the first spring 33, be fixed with pad 31 on the described adjustable pipe 3.Described the first spring 33 is between the top and pad 31 of lock tube 9.And locate for the ease of the installation of the first spring 33, and the top of lock tube 9 offers the putting groove of placing for the first spring 33 lower ends.
Preferably, described outer tube 1 is provided with installation cavity, is fixed with support 11 in this installation cavity, and the lower end of button 6 is articulated on the support 11 by pivot.The upper end of described support 11 offers elongated slot, and the front end of this elongated slot is cecum; This button 6 is provided with the grab 62 that is installed in the elongated slot and can slides along the elongated slot bearing of trend.Be provided with the second spring 12 between the upper end of button 6 and the support 11.During use, push button 6, this button 6 rotates around the axis of pivot, and along with the rotation of button 6, and the trigger end 61 of this button 6 moves downward and downward pushing tow adjustable pipe 3; And when removing pressing force to button 6, button 6 elastic reset under the elastic force effect of the second spring 12, and drive its trigger end 61 and move upward.Be provided with annular embedding slot on the support 11, the upper end of described fixed tube 2 is inlaid on the annular embedding slot, thereby fixed tube 2 is fixed in the outer tube 1.
Preferably, described snap close 8 is fixed on the adjustable pipe 3 by screw rod 32.Concrete is that the lower end of described screw rod 32 is threaded with snap close 8, and is fixed in the adjustable pipe 3 by locating stud on it.
Preferably, the upper end of described telescopic pipe 4 is provided with sleeve part 5, and the top of this sleeve part 5 is provided with extend interior along section 51 inwardly, and described lock tube 9 is provided with the outer section 92 that extends outwardly; The end face of described outer section 92 and interior bottom surface along section 51 are complementary; Described outer section 92 is positioned at the top of lock nut 7.By adopting above-mentioned limit structure, can prevent telescopic pipe 4 and break away from fixed tube 2.The inwall of described outer tube 1 is provided with the chute that extends along its length direction, and the outer wall of sleeve part 5 is provided with the slide block that is movably arranged in the chute and can slides along the chute bearing of trend.By adopting the design of chute and slide block, can be convenient to telescopic pipe 4 motion guides, and prevent the situation that telescopic pipe 4 rotates.
During use, push button 6, adjustable pipe 3 moves downward under the impetus of button 6 trigger ends 61, and drives snap close 8 and move down, and meanwhile, and towards its time end motion, lock nut 7 shrinks inwardly from the middle part of lock nut 7 fore shafts 71 in the first cartridge part 81; At this moment, gapped between the inwall of the outer wall of lock nut 7 and telescopic pipe 4, by manual promotion telescopic pipe 4, can be convenient to adjust the length of electrodeless flexible rod.And after telescopic pipe 4 moved into place, unclamp button 6, at this moment, button 6 automatically resets under the elastic force effect of the second spring 12, and adjustable pipe 3 moves upward under the elastic force effect of the first spring 33, and drive snap close 8 moves up, and meanwhile, move towards its middle part from the lower end of lock nut 7 fore shafts 71 in the first cartridge part 81, lock nut 7 enlarges outwardly, thereby telescopic pipe 4 is locked between lock nut 7 and the outer tube 1.
To one skilled in the art, can according to technological scheme described above and design, make other various corresponding changes and deformation, and these all changes and deformation should belong within the protection domain of the utility model claim all.
Claims (8)
1. electrodeless flexible rod is characterized in that: comprise outer tube, fixing within the outer tube fixed tube, the lock nut that is installed in the fixed tube lower end, the adjustable pipe that is inserted in the fixed tube and can moves along its length direction, be arranged between adjustable pipe and the fixed tube and can under the elastic force effect, promote the first spring that adjustable pipe moves upward, movable set outside lock nut and telescopic pipe that its lower end can pass from outer tube, be installed in the button on the outer tube; Described button is provided with and contacts with adjustable pipe upper end and can promote the trigger end that adjustable pipe moves downward; The lower end of described adjustable pipe passes from fixed tube, and is fixed with snap close; The outer wall of described lock nut is provided with fore shaft, and the upper end of snap close is provided with and is actively plugged in fore shaft, thereby and lock nut is enlarged outwardly telescopic pipe top is locked in the first cartridge part between lock nut and the outer tube.
2. electrodeless flexible rod as claimed in claim 1, it is characterized in that: the lower end of described fixed tube is provided with lock tube, and the upper end of this lock tube is inserted in the fixed tube, and described lock nut movable set is on lock tube; From the upper end to the lower end, the width of described the first cartridge part increases gradually; To two ends up and down, the width of this fore shaft increases gradually from the centre of lock nut; Described lock tube is provided with the second cartridge part that is actively plugged in fore shaft; This second cartridge part and the first cartridge part form axisymmetric, and the up and down two ends of the lock nut that is placed in.
3. electrodeless flexible rod as claimed in claim 2, it is characterized in that: be fixed with pad on the adjustable pipe, described the first spring is between the top and pad of lock tube.
4. electrodeless flexible rod as claimed in claim 2, it is characterized in that: the upper end of described telescopic pipe is provided with sleeve part, and the top of this sleeve part is provided with extend interior along section inwardly, and described lock tube is provided with the outer section that extends outwardly; The end face of described outer section and interior bottom surface along section are complementary; Described outer section is positioned at the top of lock nut.
5. electrodeless flexible rod as claimed in claim 4 is characterized in that: the inwall of described outer tube is provided with the chute that extends along its length direction, and the outer wall of sleeve part is provided with the slide block that is movably arranged in the chute and can slides along the chute bearing of trend.
6. electrodeless flexible rod as claimed in claim 2 is characterized in that: the outer wall of described lock tube is provided with the guiding groove that extends along its length direction, and the inwall of snap close is provided with the projection that is movably arranged in the guiding groove and can moves along the guiding groove bearing of trend.
7. electrodeless flexible rod as claimed in claim 1, it is characterized in that: described outer tube is provided with installation cavity, is fixed with support in this installation cavity, and the lower end of button is articulated on the support by pivot; The upper end of described support offers elongated slot, and the front end of this elongated slot is made as cecum; This button is provided with the grab that is installed in the elongated slot and can slides along the elongated slot bearing of trend; Be provided with the second spring between button and the support.
8. electrodeless flexible rod as claimed in claim 1, it is characterized in that: snap close is fixed on the adjustable pipe by screw rod; The lower end of described screw rod is threaded with snap close, and its upper end is fixed in the adjustable pipe by locating stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495223 CN202811707U (en) | 2012-09-24 | 2012-09-24 | Stepless telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220495223 CN202811707U (en) | 2012-09-24 | 2012-09-24 | Stepless telescopic rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202811707U true CN202811707U (en) | 2013-03-20 |
Family
ID=47870588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220495223 Expired - Fee Related CN202811707U (en) | 2012-09-24 | 2012-09-24 | Stepless telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202811707U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485108A (en) * | 2016-01-19 | 2016-04-13 | 陈建丰 | Intra-pipe bi-directional automatic locking device |
| CN107917127A (en) * | 2017-10-21 | 2018-04-17 | 肇庆鼎湖檀树电子科技有限公司 | Expander bar |
| CN112283221A (en) * | 2020-08-10 | 2021-01-29 | 厦门群典家居饰品有限公司 | Extension tube assembly |
-
2012
- 2012-09-24 CN CN 201220495223 patent/CN202811707U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485108A (en) * | 2016-01-19 | 2016-04-13 | 陈建丰 | Intra-pipe bi-directional automatic locking device |
| CN105485108B (en) * | 2016-01-19 | 2018-02-16 | 陈建丰 | The tight device of two-way automatic lock in pipe |
| CN107917127A (en) * | 2017-10-21 | 2018-04-17 | 肇庆鼎湖檀树电子科技有限公司 | Expander bar |
| CN112283221A (en) * | 2020-08-10 | 2021-01-29 | 厦门群典家居饰品有限公司 | Extension tube assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20180924 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |