CN203506620U - Cleaner extension tube - Google Patents
Cleaner extension tube Download PDFInfo
- Publication number
- CN203506620U CN203506620U CN201320659513.4U CN201320659513U CN203506620U CN 203506620 U CN203506620 U CN 203506620U CN 201320659513 U CN201320659513 U CN 201320659513U CN 203506620 U CN203506620 U CN 203506620U
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- CN
- China
- Prior art keywords
- inner tube
- outer tube
- lining
- tunnel
- slide block
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a cleaner extension tube comprising an outer tube, an inner tube and a locking control device. A plurality of grooves is arranged on the outer wall of the inner tube, the locking control device comprises a roller pin and a sliding block pressed on the upper portion of the roller pin, the sliding block is provided with a lower surface, and a hollow groove is reserved on the lower surface. When the inner tube and the outer tube are locked, the roller pin is between the groove of the inner tube and the lower surface of the sliding block; when the inner tube and the outer tube are unlocked, the roller pin is between the groove and the hollow groove of the lower surface of the sliding block. The locking control device further comprises a lining and a controlling grip, a tunnel is arranged in the lining along the axial direction, the sliding block is slidingly arranged inside the tunnel, extending columns extending to two sides are arranged at two ends of the sliding block and extends to abut against the controlling grip, and an elastic piece is sleeved on the extending columns inside the tunnel. The controlling grip drives the sliding block to move inside the lining to lock and unlock the inner tube and the outer tube, and the connecting structure of the three is saved, so that the structure is easier, operation is convenient and simple and service life is prolonged.
Description
Technical field
the utility model relates to dust catcher field, particularly relates to a kind of dust collector expansion pipe.
Background technology
at present, telescoping tube on market is of a great variety, and the structure of the stretching of telescoping tube, contracting locking device is also had nothing in common with each other, especially for the telescoping tube on dust catcher, its locking device has diversified form, and complex structure, consume material is many, key be coupling mechanism force a little less than, when making troubles during use, also easily to user, be with injury.
the Chinese patent telescoping tube that is 202553813U with reference to publication number, a kind of flexible structure of lining, grip part and having coordinated of slide block that adopts is disclosed, lining, grip part and slide block carry out three's connection by a locating dowel, in continuous telescopic process, and the locating dowel that the connects three power that is constantly hit, and this class formation adopts the structure of plastics conventionally, easily occur the fracture of locating dowel, once a locating dowel fracture, whole locking device is scrapped, life-span is short, complex structure.
Summary of the invention
the utility model object is to provide a kind of dust collector expansion pipe.
for achieving the above object, the technical solution adopted in the utility model is:
a kind of dust collector expansion pipe, comprise outer tube, be arranged on described outer tube inner and can be along the inner tube of described outer tube axial stretching and for the lock controller to locking by the relatively described outer axial tube of described inner tube, described outer wall of inner tube has several grooves along its axially-aligned, described lock controller comprises needle roller, be pressed in the slide block on described needle roller top, described slide block has a lower surface, on described lower surface, offer dead slot, described inner tube with respect to described outer axial tube to when locking: described needle roller is between described groove and described slide block lower surface, described inner tube is with respect to described outer axial tube during to release: between the dead slot of described needle roller on the lower surface of described groove and described slide block,
described lock controller also comprises the lining that is connected with described outer tube, be set in outside and the control handle that can be mobile vertically of described lining, described lining offers tunnel vertically, and what described slide block can slide is arranged in described tunnel; Described slide block two ends have the extending column extending to both sides, described extending column stretches out described lining and described control handle offsets, on the extending column in the tunnel described in being positioned at, be arranged with elastic component, when mobile described control handle, described control handle drives described slide block to slide in described tunnel, controls described inner tube with respect to described outer tube release; When unclamping described control handle, described inner tube is with respect to described outer tube locking.
preferably, the bottom, tunnel of described lining offers the needle roller hole of perforation, and described needle roller is arranged in described needle roller hole.
preferably, described dead slot offers two, when mobile described control handle drives described slide block that described lining and described control handle are offseted arbitrarily on one side, the needle roller top described in described dead slot is just in time positioned at, described inner tube is with respect to described outer tube release.
preferably, in described lining, be provided with chock plug, described chock plug stops up the two ends in described tunnel, offers extending column hole on described chock plug, and described extending column passes in described extending column hole.
preferably, on described control handle, there is the block reinforcement offseting with described extending column.
preferably, described elastic component is back-moving spring.
because technique scheme is used, the utility model compared with prior art has following advantages and effect:
the utility model is realized locking, the release of inner and outer pipes by controlling the movement of belt for handle movable slider in lining, omitted three's syndeton, make in structure more simple, easy and simple to handle, longer service life.
Accompanying drawing explanation
accompanying drawing 1 is the utility model lock-out state schematic diagram;
accompanying drawing 2 is the utility model released state schematic diagram one;
accompanying drawing 3 is the utility model released state schematic diagram two;
accompanying drawing 4 is the schematic diagram of inner tube in the utility model;
accompanying drawing 5 is the schematic diagram of slide block in the utility model;
accompanying drawing 6 is the schematic diagram of lining in the utility model;
accompanying drawing 7 is A portion enlarged drawing in accompanying drawing 1;
accompanying drawing 8 is B portion enlarged drawing in accompanying drawing 2;
accompanying drawing 9 is C portion enlarged drawing in accompanying drawing 3.
wherein: 1, outer tube; 2, inner tube; 20, groove; 3, needle roller; 4, slide block; 40, lower surface; 41, dead slot; 42, extending column; 5, lining; 50, tunnel; 51, chock plug; 6, control handle; 60, block reinforcement; 7, back-moving spring.
The specific embodiment
below in conjunction with accompanying drawing and case study on implementation, the utility model is further described:
a kind of dust collector expansion pipe as shown in Figure 1, 2, 3, comprise outer tube 1, to be arranged on outer tube 1 inner and can be along inner tube 2 and the lock controller for the relative inner tube of outer tube 1 is axially locked of outer tube 1 axial stretching, wherein: inner tube 2 outer walls have several grooves 20 along its axially-aligned.Specifically:
lock controller comprises needle roller 3, is pressed in the slide block 4 on needle roller 3 tops, as shown in Figure 5: slide block 4 has a lower surface 40, offers dead slot 41 on lower surface 40, and in the present embodiment: dead slot 41 offers two.Lock controller also comprises the lining 5 that is connected with outer tube 1, be set in outside and the control handle 6 that can be mobile vertically of lining 5.Wherein:
what as shown in Figure 6: lining 5 offers tunnel 50 vertically, slide block 4 can slide is arranged in tunnel 50; 50 bottoms, tunnel offer the needle roller hole of perforation, and needle roller 3 is arranged in needle roller hole; In lining 5, be provided with chock plug 51, chock plug 51 stops up the two ends in tunnel 50, offers extending column hole on chock plug 52.
specifically set forth below the course of work of lower the present embodiment:
in the time of pipe need to being stretched or shrinks, as long as slide, control handle 6, control handle 6 band movable slider 4 50 interior slips in tunnel, when slide block 4 slips make lining 5 offset with the block reinforcement 60 of controlling any side of handle 6, dead slot 41 is just in time positioned at needle roller 3 tops, and needle roller 3 can slide in dead slot 41, and inner tube 2 is with respect to outer tube 1 release, now can stretch or shrink inner tube 2, as shown in Fig. 2,3,8,9.
when completing the stretching of pipe or shrinking, unclamp and control handle 6, slide block 4 returns back to initial position under the restoring force effect of back-moving spring 7--and needle roller 3 is between groove 20 and the lower surface 40 of slide block 4, and inner tube 2 is with respect to outer tube 1 locking, as shown in Fig. 1,7.
above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. a dust collector expansion pipe, comprise outer tube (1), be arranged on described outer tube (1) inner and can be along the inner tube (2) of described outer tube (1) axial stretching and for by the axial lock controller of locking of the relatively described outer tube (1) of described inner tube (2), described inner tube (2) outer wall has several grooves (20) along its axially-aligned, described lock controller comprises needle roller (3), be pressed in the slide block (4) on described needle roller (3) top, described slide block (4) has a lower surface (40), on described lower surface (40), offer dead slot (41), described inner tube (2) is with respect to described outer tube (1) axial lock regularly: described needle roller (3) is positioned between described groove (20) and the lower surface (40) of described slide block (4), described inner tube (2) is during with respect to the axial release of described outer tube (1): described needle roller (3) is positioned between the dead slot (41) on described groove (20) and described slide block (4) lower surface (40),
It is characterized in that: described lock controller also comprises the lining (5) that is connected with described outer tube (1), be set in outside and the control handle (6) that can be mobile vertically of described lining (5), described lining (5) offers tunnel (50) vertically, and what described slide block (4) can slide is arranged in described tunnel (50); Described slide block (4) two ends have the extending column (42) extending to both sides, described extending column (42) stretches out described lining (5) and offsets with described control handle (6), on the extending column (42) in the tunnel (5) described in being positioned at, be arranged with elastic component, when mobile described control handle (6), described control handle (6) drives described slide block (4) to slide in described tunnel (50), controls described inner tube (2) with respect to described outer tube (1) release; When unclamping described control handle (6), described inner tube (2) locks with respect to described outer tube (1).
2. a kind of dust collector expansion pipe according to claim 1, is characterized in that: the bottom, tunnel (50) of described lining (5) offers the needle roller hole of perforation, and described needle roller (3) is arranged in described needle roller hole.
3. a kind of dust collector expansion pipe according to claim 1, it is characterized in that: described dead slot (41) offers two, when mobile described control handle (6) drives described slide block (4) that described lining (5) and described control handle (6) are offseted arbitrarily on one side, described dead slot (41) is just in time positioned at described needle roller (3) top, and described inner tube (2) is with respect to described outer tube (1) release.
4. a kind of dust collector expansion pipe according to claim 1, it is characterized in that: in described lining (5), be provided with chock plug (51), described chock plug (51) stops up the two ends of described tunnel (50), described chock plug offers extending column hole on (51), and described extending column (42) passes in described extending column hole.
5. a kind of dust collector expansion pipe according to claim 1, is characterized in that: on described control handle (6), have the block reinforcement (60) offseting with described extending column (42).
6. a kind of dust collector expansion pipe according to claim 1, is characterized in that: described elastic component is back-moving spring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659513.4U CN203506620U (en) | 2013-10-24 | 2013-10-24 | Cleaner extension tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659513.4U CN203506620U (en) | 2013-10-24 | 2013-10-24 | Cleaner extension tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203506620U true CN203506620U (en) | 2014-04-02 |
Family
ID=50365609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320659513.4U Withdrawn - After Issue CN203506620U (en) | 2013-10-24 | 2013-10-24 | Cleaner extension tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203506620U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654626A (en) * | 2013-10-24 | 2014-03-26 | 苏州市宏伟电器有限公司 | Dust collector telescopic pipe |
| CN105090186A (en) * | 2015-08-05 | 2015-11-25 | 苏州好洁清洁器具有限公司 | High-strength aluminum alloy telescopic pipe with locking alarm device |
| CN106821147A (en) * | 2015-11-06 | 2017-06-13 | 戴森技术有限公司 | For the telescopic rod of vacuum cleaner |
-
2013
- 2013-10-24 CN CN201320659513.4U patent/CN203506620U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654626A (en) * | 2013-10-24 | 2014-03-26 | 苏州市宏伟电器有限公司 | Dust collector telescopic pipe |
| CN103654626B (en) * | 2013-10-24 | 2016-05-18 | 苏州市宏伟电器有限公司 | A kind of dust collector expansion pipe |
| CN105090186A (en) * | 2015-08-05 | 2015-11-25 | 苏州好洁清洁器具有限公司 | High-strength aluminum alloy telescopic pipe with locking alarm device |
| CN106821147A (en) * | 2015-11-06 | 2017-06-13 | 戴森技术有限公司 | For the telescopic rod of vacuum cleaner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20160518 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |