CN2820069Y - Telescopic dust sucking tube on vacuum cleaner - Google Patents
Telescopic dust sucking tube on vacuum cleaner Download PDFInfo
- Publication number
- CN2820069Y CN2820069Y CN 200520075135 CN200520075135U CN2820069Y CN 2820069 Y CN2820069 Y CN 2820069Y CN 200520075135 CN200520075135 CN 200520075135 CN 200520075135 U CN200520075135 U CN 200520075135U CN 2820069 Y CN2820069 Y CN 2820069Y
- Authority
- CN
- China
- Prior art keywords
- pipe
- outer tube
- sleeve pipe
- dust catcher
- lock pin
- 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
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Abstract
The utility model relates to a telescopic dust sucking pipe on a dust cleaner. The utility model comprises an outer pipe and an inner pipe which is inserted in the outer pipe in an inserting way, wherein a sleeve pipe is sheathed on the end part of the outer pipe and a locking mechanism is arranged between the inner pipe and the outer pipe. The end part of the outer pipe is provided with a positioning notch, the surface of the inner wall of the sleeve pipe is provided with a guide bulge which is protruded inwards along the radial direction and the guide bulge is inserted in the positioning notch. A positioning pin is arranged on the sleeve pipe, a positioning hole is arranged on the outer pipe and the positioning pin is inserted in the positioning hole. The sleeve pipe and the outer pipe can be assembled conveniently by the matching of the guide bulge and the positioning notch and the positioning function of the positioning pin and the positioning hole, and the manufacture cost of the dust sucking pipe is convenient to reduce.
Description
Technical field
The utility model relates to the expansion sweep-up pipe on a kind of dust catcher.
Background technology
In the prior art, expansion sweep-up pipe on the dust catcher comprises outer tube, is inserted in interior pipe in the outer tube slidably, have a plurality of latch recess that distribute vertically on the outer surface of interior pipe, outer tube is provided with lock slider, the part of this lock slider and the socket slidably mutually of interior pipe, locking piece is set on lock slider, during mobile lock slider, can drive the manipulation sleeve pipe that locking is slided and moved vertically and center on the lock slider to be provided with by controlling locking piece and cooperating of latch recess the flexible and positioning states of sweep-up pipe.The formation parts of this sweep-up pipe are more, and the design and installation of lock slider requirement is also very high, causes production cost higher.
Summary of the invention
The utility model purpose provides the expansion sweep-up pipe on a kind of dust catcher, and it is simple in structure, each building block design and installation is convenient.
For achieving the above object, the technical solution adopted in the utility model is: the expansion sweep-up pipe on a kind of dust catcher, comprise outer tube, be inserted in the interior pipe in the described outer tube slidably, be with sleeve pipe on the end of described outer tube, the end of described outer tube has the axially extended locating notch along outer tube, the inner wall surface of described sleeve pipe has the radially guide protrusions of projection, described guide protrusions is inserted in the locating notch, described sleeve pipe is provided with alignment pin, have locating hole on the described outer tube, described alignment pin is inserted in the described locating hole, and the position that is provided with pipe and outer tube in being used for making in described between pipe and the sleeve pipe is by the relative locking mechanism that locks.
Have second perforation on the described sleeve pipe, described alignment pin passes and is inserted in after second perforation in the locating hole and described sleeve pipe is connected with outer tube.
Be pressed with along its axially extended direction recess on the outer surface of pipe in described, described guide protrusions is inserted in the direction recess slidably.
Have first perforation on the described sleeve pipe, be inserted with lock pin in described first perforation, have lockhole on the described outer tube, it axially is pressed with a plurality of latch recess at intervals the outer surface upper edge of described interior pipe, when described locking mechanism is in the lock state, described lock pin passes lockhole and is inserted in the latch recess, when described locking mechanism is in released state, and the described lock pin groove that goes out of lock.
Be fixed with top cover on the described sleeve pipe, be provided with spring between described lock pin and the top cover.
Be provided with button on the described sleeve pipe rotationally, described button is connected with lock pin.
Because technique scheme utilization, the utility model compared with prior art has following advantage: because casing pipe sleeve is on outer tube, and by the cooperation of guide protrusions and locating notch and the positioning action of alignment pin and locating hole, make sleeve pipe and outer tube to assemble easily and reliably, be convenient to reduce the production cost of this sweep-up pipe.
Description of drawings
Accompanying drawing 1 is a front view of the present utility model;
Accompanying drawing 2 is the main cutaway view of the utility model under locking mechanism is in the lock state;
Accompanying drawing 3 is the enlarged drawing of the I part in the accompanying drawing 2;
Accompanying drawing 4 is in main cutaway view under the released state for the utility model at locking mechanism;
Accompanying drawing 5 is the cutaway view of the A-A direction in the accompanying drawing 4;
Accompanying drawing 6 is a three-dimensional exploded view of the present utility model;
Accompanying drawing 7 is the stereogram of outer tube of the present utility model;
Wherein: 1, interior pipe; 2, outer tube; 3, sleeve pipe; 4, latch recess; 5, top cover; 6, button; 7, locking mechanism; 8, jack; 9, lock pin; 10, spring; 11, spring groove; 12, direction recess; 13, guide protrusions; 14, first perforation; 15, locating notch; 16, alignment pin; 17, locating hole; 18, second perforation; 19, lockhole.
The specific embodiment
Referring to accompanying drawing 1-accompanying drawing 5, the expansion sweep-up pipe on a kind of dust catcher comprises outer tube 2, is inserted in interior pipe 1 in the described outer tube 2 slidably, is with sleeve pipe 3 on the end of described outer tube 2, is provided with locking mechanism 7 between pipe 1 and the sleeve pipe 3 in described.
Referring to accompanying drawing 5-accompanying drawing 7, the end of described outer tube 2 has locating notch 15, and the inner wall surface of described sleeve pipe 3 has radially inwardly protruded guide protrusions 13, and described guide protrusions 13 is inserted in the locating notch 15.Described sleeve pipe 3 is provided with alignment pin 16, have locating hole 17 on the described outer tube 2, described alignment pin 16 is inserted in the locating hole 17, have second perforation 18 on the described sleeve pipe 3, described alignment pin 16 passes second perforation and is inserted in after 18 in the locating hole 17 and described sleeve pipe 3 is connected with outer tube 2.
By cooperating of guide protrusions 13 and locating notch 15, make outer tube 2 and sleeve pipe 3 be convenient to socket vertically, and can prevent to relatively rotate between outer tube 2 and the sleeve pipe 3, and the alignment pin 16 and second perforation 18 and the cooperating of locating hole 17, make that then outer tube 2 and sleeve pipe 3 are all located reliably on axial and circumferencial direction, and its assembling is simple and convenient.And pipe 1 has the spline effect simultaneously in 13 pairs of the guide protrusions, referring to accompanying drawing 5, be pressed with along its axially extended direction recess 12 on the outer surface of pipe 1 in described, described guide protrusions 13 is inserted in being slidingly matched of direction recess 12 interior guide protrusions 13 and direction recess 12 slidably, pipe 1 relative sleeve pipe 3 and outer tube 1 are moving axially only in making, and can not relatively rotate.
Have first perforation 14 on the described sleeve pipe 3, be inserted with lock pin 9 in described first perforation 14, be fixed with top cover 5 on the described sleeve pipe 3, be provided with spring 10 between described lock pin 9 and the top cover 5.Be provided with button 6 rotationally on the described sleeve pipe 3, described button 6 is connected with lock pin 9.Have lockhole 19 on the described outer tube 2, it axially is pressed with a plurality of latch recess 4 at intervals the outer surface upper edge of described interior pipe 1, referring to accompanying drawing 2, when described locking mechanism 7 is in the lock state, described lock pin 9 passes lockhole 19 and is inserted in the latch recess 4, referring to the Fig. 4 that bows, when described locking mechanism 7 is in released state, described lock pin 9 groove 4 that goes out of lock.Behind the push button 6, lock pin 9 moves upward and the groove 4 that goes out of lock, can make locking mechanism 7 releases, interior pipe 1 can move relative to outer tube 2, of the present utility model flexible to realize, behind the release button 6, lock pin 9 is subjected to the active force of spring 10 and resets and enter in the latch recess 4, can make locking mechanism 7 lockings, promptly interior pipe 1 relative outer tube 2 is positioned.
Referring to accompanying drawing 3, have jack 8 on the button 6, lock pin 9 passes jack 8, and the upper end of lock pin 9 extends to form flange to sidepiece, and this flange is pressed on the button 6 so that lock pin 9 and button 6 connect mutually versatilely.Have spring groove 11 in the lock pin 9, spring 10 promptly is positioned at spring groove 11, can prevent that spring 10 breaks away from from lock pin 9 when operational lock mechanism 7, can strengthen the operating reliability of locking mechanism 7, and lock pin 9 passes first perforation 14 successively, injects in the latch recess 4 behind the lockhole 19 again, make sleeve pipe 3, outer tube 2, the structure of interior pipe 1 under lock-out state is firm, holding capacity is bigger.
Claims (6)
1, expansion sweep-up pipe on a kind of dust catcher, comprise outer tube (2), be inserted in the interior pipe (1) in the described outer tube (2) slidably, it is characterized in that: be with sleeve pipe (3) on the end of described outer tube (2), the end of described outer tube (2) has the axially extended locating notch (15) along outer tube (2), the inner wall surface of described sleeve pipe (3) has the radially guide protrusions (13) of projection, described guide protrusions (13) is inserted in the locating notch (15), described sleeve pipe (3) is provided with alignment pin (16), have locating hole (17) on the described outer tube (2), described alignment pin (16) is inserted in the described locating hole (17), and the position that is provided with pipe (1) and outer tube (2) in being used for making in described between pipe (1) and the sleeve pipe (3) is by the relative locking mechanism that locks (7).
2, the expansion sweep-up pipe on the dust catcher according to claim 1 is characterized in that: have second perforation (18) on the described sleeve pipe (3), described alignment pin (16) is inserted in the locating hole (17) after passing second perforation (18).
3, the expansion sweep-up pipe on the dust catcher according to claim 1 is characterized in that: be pressed with along its axially extended direction recess (12) on the outer surface of pipe (1) in described, described guide protrusions (13) is inserted in the direction recess (12) slidably.
4, expansion sweep-up pipe on the dust catcher according to claim 1, it is characterized in that: have first perforation (14) on the described sleeve pipe (3), be inserted with lock pin (9) in described first perforation (14), have lockhole (19) on the described outer tube (2), it axially is pressed with a plurality of latch recess (4) at intervals the outer surface upper edge of described interior pipe (1), when described locking mechanism (7) when being in the lock state, described lock pin (9) passes lockhole (19) and is inserted in the latch recess (4), when described locking mechanism (7) when being in released state, described lock pin (9) groove (4) that goes out of lock.
5, the expansion sweep-up pipe on the dust catcher according to claim 4 is characterized in that: be fixed with top cover (5) on the described sleeve pipe (3), be provided with spring (10) between described lock pin (9) and the top cover (5).
6, the expansion sweep-up pipe on the dust catcher according to claim 4 is characterized in that: be provided with button (6) on the described sleeve pipe (3) rotationally, described button (6) is connected with lock pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520075135 CN2820069Y (en) | 2005-08-30 | 2005-08-30 | Telescopic dust sucking tube on vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520075135 CN2820069Y (en) | 2005-08-30 | 2005-08-30 | Telescopic dust sucking tube on vacuum cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2820069Y true CN2820069Y (en) | 2006-09-27 |
Family
ID=37016619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520075135 Expired - Fee Related CN2820069Y (en) | 2005-08-30 | 2005-08-30 | Telescopic dust sucking tube on vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2820069Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105076086A (en) * | 2015-08-28 | 2015-11-25 | 谢萍 | Tea plant pest trapper |
| CN108759285A (en) * | 2018-06-20 | 2018-11-06 | 合肥华凌股份有限公司 | Drawer appliance and refrigeration equipment for refrigeration equipment |
-
2005
- 2005-08-30 CN CN 200520075135 patent/CN2820069Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105076086A (en) * | 2015-08-28 | 2015-11-25 | 谢萍 | Tea plant pest trapper |
| CN105076086B (en) * | 2015-08-28 | 2017-06-20 | 大悟鸿源农业科技有限公司 | Pests of Tea-Plants trapper |
| CN108759285A (en) * | 2018-06-20 | 2018-11-06 | 合肥华凌股份有限公司 | Drawer appliance and refrigeration equipment for refrigeration equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060927 Termination date: 20120830 |