CN100372492C - Telescopic pipe for dust collector - Google Patents
Telescopic pipe for dust collector Download PDFInfo
- Publication number
- CN100372492C CN100372492C CNB2006100393684A CN200610039368A CN100372492C CN 100372492 C CN100372492 C CN 100372492C CN B2006100393684 A CNB2006100393684 A CN B2006100393684A CN 200610039368 A CN200610039368 A CN 200610039368A CN 100372492 C CN100372492 C CN 100372492C
- Authority
- CN
- China
- Prior art keywords
- pipe
- outer tube
- stop component
- push button
- joint sleeve
- 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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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/242—Hose or pipe couplings
- A47L9/244—Hose or pipe couplings for telescopic or extensible hoses or pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention relates to a telescopic pipe for a dust collector, which comprises an outer pipe, an inner pipe and a connection sleeve which is sheathed on one end of the outer pipe, wherein a stopping mechanism is arranged between the outer pipe and the inner pipe and comprises a plurality of stopping slots and stopping parts arranged on the outer surface of the inner pipe along the axial direction of the inner pipe; at least one part of each stopping part has a triangular longitudinal section; and the triangular sections of the stopping slots are matched with the triangular longitudinal sections when the stopping mechanism is in a locking state. Thus, the stopping parts and guide grooves can be tightly matched to mutually clamp. Therefore, the inner and the outer pipe can not relatively slide along an axial direction under the locking state in mutual clamp, and the safety and the reliability of the dust collector using the telescopic pipe are ensured in work.
Description
Technical field
The present invention relates to a kind of telescoping tube that is applied on the dust catcher.
Background technology
In the prior art, telescoping tube on the dust catcher comprises the interior pipe and the outer tube that can slide relatively, outer tube is provided with adapter sleeve, be provided with stop mechanism between adapter sleeve and the interior pipe, described stop mechanism comprises by the locking groove on the outer surface of axially-aligned pipe, be inserted in the stop component in the locking groove, and adapter sleeve is provided with push button, has compressed part on the push button, when compressed part is pressed on stop component in the locking groove, the relative outer tube of interior pipe is locked, when compressed part discharged stop component, this stop component can skid off locking groove, pipe outer tube slip relatively in making.But because stop component easily skids off locking groove, pipe and outer tube Chang Wufa are normally locked as required in causing, and easily cause the trouble when using.
Summary of the invention
The purpose of this invention is to provide a kind of telescopic pipe for cleaner, when inner and outer pipes was locked relatively, its stop component can tightly be stuck in the locking groove and be difficult for skidding off.
For achieving the above object, the technical solution used in the present invention is: a kind of telescopic pipe for cleaner comprises outer tube;
Interior pipe, pipe is inserted in the described outer tube in this;
Joint sleeve, this joint sleeve are fixed on the end of outer tube;
Stop mechanism, described stop mechanism be included in described in a plurality of locking grooves, the stop component of the axially-aligned of pipe in the outer surface upper edge of pipe, be provided with push button on the described joint sleeve slidably, the inboard of described push button has at least one Free up Memory, the sidepiece of described Free up Memory is the compressed part of protruding towards interior pipe, described push button slides on joint sleeve and makes stop mechanism have lock-out state and released state, under lock-out state, described compressed part is pressed in stop component in the locking groove, and described interior pipe is promptly locked by relative with outer tube; Under released state, compressed part is left stop component, and Free up Memory is when the locking groove, and described stop component can leave locking groove and enter in the Free up Memory, promptly axially is being released between pipe and the outer tube in described; Described stop component has at least the radial section at a place to be haply triangle, and under lock-out state, the cross section of described locking groove and described stop component is that leg-of-mutton part matches.
Described stop component comprises card-tight part that is positioned at the middle part and the pilot pin that is positioned at two ends, and described card-tight part is triangular prism shaped, and described pilot pin is cylindrical.
When described stop mechanism was in released state, an outer side plane of described card-tight part was relative with interior pipe, and should contact with the external peripheral surface of interior pipe by outer side plane.
Described joint sleeve is provided with holder, and described holder and outer tube also are fixedly connected, and has slot in the described holder, and the end adjacent with holder of described push button has inserted sheet, and described inserted sheet is inserted in the slot slidably.
The present invention compared with prior art has following advantage: the guide groove that the card-tight part of stop component and cross section are dihedral can closely cooperate and mutual chucking, this makes inner and outer pipe can't slide relatively vertically under the state of locking relatively, makes that the dust catcher of using this telescoping tube is more safe and reliable when work.
Description of drawings
Accompanying drawing 1 is the main cutaway view of the present invention when stop mechanism is in the lock state;
Accompanying drawing 2 is the main cutaway view of the present invention when stop mechanism is in released state;
Accompanying drawing 3 is the stereogram of push button;
Accompanying drawing 4 is the stereogram of holder:
Accompanying drawing 5 is the joint sleeve and the three-dimensional exploded view of each assembling parts on it;
Wherein: 1, interior pipe; 2, joint sleeve; 3, push button; 4, elastomeric element; 5, stop component; 7, push button operation inclined-plane; 8, holder; 9, outer tube; 11, locking groove; 12, Free up Memory; 13, compressed part; 14, groove; 15, projection; 16, card-tight part; 17, pilot pin; 18, cylindrical protrusions; 19, rectangle projection; 20, circular hole; 21, slotted hole; 22, slot; 23, inserted sheet.
The specific embodiment
Shown in accompanying drawing 1-accompanying drawing 5, a kind of telescopic pipe for cleaner, comprise outer tube 9, interior pipe 1, joint sleeve 2, pipe 1 is inserted in the described outer tube 9 in described, described joint sleeve 2 is fixed on the end of outer tube 9, between joint sleeve 2 and interior pipe 1, be provided with stop mechanism, be used for outer tube 9 and interior pipe 1 in axial locking.
Described stop mechanism is included in a plurality of locking grooves 11, the stop component 5 of managing 1 axially-aligned in described in pipe 1 the outer surface upper edge, described stop component 5 has at least the radial section at a place to be haply triangle, and described locking groove 11 is dihedral along the axial cross section of interior pipe 1.
Be provided with push button 3 slidably on the described joint sleeve 2, the inboard of described push button 3 has at least one Free up Memory 12, the sidepiece of described Free up Memory 12 is the compressed part of protruding towards interior pipe 1 13, described push button 3 slides on joint sleeve 2 and makes stop mechanism have lock-out state and released state, under lock-out state, described compressed part 13 is pressed in stop component 5 in the locking groove 11, and described locking groove 11 is that leg-of-mutton part matches with the cross section of described stop component 5, and described interior pipe 1 and outer tube 9 are promptly by relative locking (seeing shown in the accompanying drawing 1); Under released state, compressed part 13 is left stop component 5, and Free up Memory 12 is during facing to locking groove 11, and described stop component 5 can leave locking groove 11 and enter in the Free up Memory 12, promptly axially is being released (seeing shown in the accompanying drawing 2) between pipe 1 and the outer tube 9 in described.
Described stop component 5 comprises card-tight part 16 that is positioned at the middle part and the pilot pin 17 that is positioned at two ends, and described card-tight part 16 is triangular prism shaped, and described pilot pin 17 is cylindrical.When described stop mechanism was in released state, outer side plane of described card-tight part 16 was relative with interior pipe 1, and should contact with the external peripheral surface of interior pipe 1 by outer side plane, as shown in Figure 2.
Be provided with elastomeric element 4 between described push button 3 and the joint sleeve 2, described elastomeric element 4 provides an axial reset force at least.Have groove 14 on the described adapter sleeve 2, described elastomeric element 4 is positioned at groove 14, has projection 15 on described push button 3 inner surfaces, and described projection 15 is inserted in the groove 14 and with the direction of extension of elastomeric element 4 at elastomeric element 4 and offsets.
Shown in accompanying drawing 4-accompanying drawing 5, has push button operation inclined-plane 7 on the described push button 3, push push button operation inclined-plane 7, can promote push button 3 like a cork, promote push button 3 and make its active force that overcomes elastomeric element 4 motion, Free up Memory 12 on push button 3 is facing to stop component 5, and pipe 1 in moving this moment makes stop component 5 can enter in the Free up Memory 12; After unclamping push button 3, be subjected to the effect of the axial reset force of elastomeric element 4, after push button 3 returns, stop component 5 entered in the locking groove 11, compressed part 13 was pressed on the stop component 5, and pipe 1 is locked by relative with outer tube 9 in making.
For avoiding push button 3 be separated by the axial reset force of elastomeric element 4 and joint sleeve 2, the joint sleeve 2 of the rear side of described push button 3 (right side in the accompanying drawing 1 promptly refers to rear side) is provided with holder 8, described holder 8 keeps off push button 3 in its front side, described holder 8 also is fixedly connected with outer tube 9, makes outer tube 9 and joint sleeve 2 be fixedly connected.Shown in accompanying drawing 6, described holder 8 inboards are provided with two cylindrical protrusions 18 and a rectangle projection 19, have two circular holes 20 and a slotted hole 21 on the described joint sleeve 2 back jacket walls, cylindrical protrusions 18 is corresponding with circular hole 20, and rectangle projection 19 is corresponding with slotted hole 21.Have slot 22 in the described holder 8, the end adjacent with holder 8 of described push button 3 has inserted sheet 23, and described inserted sheet 23 is inserted in the slot 22 slidably.Push button 3 is clipped between joint sleeve 2 and the holder 8, makes holder 8, adapter sleeve 2, and push button 3 tightens together.
Claims (4)
1. a telescopic pipe for cleaner comprises
Outer tube (9);
Interior pipe (1), pipe (1) is inserted in the described outer tube (9) in this;
Joint sleeve (2), this joint sleeve (2) are fixed on the end of outer tube (9);
Stop mechanism, described stop mechanism is included in a plurality of locking grooves (11) of managing the axially-aligned of (1) in described in the outer surface upper edge of pipe (1), stop component (5), be provided with push button (3) on the described joint sleeve (2) slidably, the inboard of described push button (3) has at least one Free up Memory (12), the sidepiece of described Free up Memory (12) is the compressed part of protruding towards interior pipe (1) (13), described push button (3) is gone up to slide at joint sleeve (2) and is made stop mechanism have lock-out state and released state, under lock-out state, described compressed part (13) is pressed in stop component (5) in the locking groove (11), and described interior pipe (1) is promptly locked by relative with outer tube (9); Under released state, compressed part (13) is left stop component (5), and Free up Memory (12) is when the locking groove (11), and described stop component (5) can leave locking groove (11) and enter in the Free up Memory (12), promptly axially is being released between pipe (1) and the outer tube (9) in described; It is characterized in that: described stop component (5) has at least the radial section at a place to be haply triangle, and under lock-out state, described locking groove (11) is that leg-of-mutton part matches with the cross section of described stop component (5).
2. telescopic pipe for cleaner according to claim 1, it is characterized in that: described stop component (5) comprises card-tight part (16) that is positioned at the middle part and the pilot pin (17) that is positioned at two ends, described card-tight part (16) is triangular prism shaped, and described pilot pin (17) is cylindrical.
3. telescopic pipe for cleaner according to claim 2, it is characterized in that: when described stop mechanism is in released state, an outer side plane of described card-tight part (16) is relative with interior pipe (1), and should contact with the external peripheral surface of interior pipe (1) by outer side plane.
4. telescopic pipe for cleaner according to claim 1, it is characterized in that: described joint sleeve (2) is provided with holder (8), described holder (8) also is fixedly connected with outer tube (9), has slot (22) in the described holder (8), the end adjacent with holder (8) of described push button (3) has inserted sheet (23), and described inserted sheet (23) is inserted in the slot (22) slidably.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100393684A CN100372492C (en) | 2006-03-30 | 2006-03-30 | Telescopic pipe for dust collector |
| DE200620017638 DE202006017638U1 (en) | 2006-03-30 | 2006-11-20 | Telescopic pipe for dust collector comprises outer tube, inner tube, joint knotting on one end of outer tube, and stop mechanism between outer tube and inner tube, which contains multi stop trough and stop parts on outer surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100393684A CN100372492C (en) | 2006-03-30 | 2006-03-30 | Telescopic pipe for dust collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1827027A CN1827027A (en) | 2006-09-06 |
| CN100372492C true CN100372492C (en) | 2008-03-05 |
Family
ID=36945719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100393684A Expired - Fee Related CN100372492C (en) | 2006-03-30 | 2006-03-30 | Telescopic pipe for dust collector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100372492C (en) |
| DE (1) | DE202006017638U1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816538B (en) * | 2010-04-20 | 2012-07-04 | 余进兴 | Telescopic tube of dust collector |
| CN103115209A (en) * | 2013-02-01 | 2013-05-22 | 徐为尔 | Metal retractable pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0956649A (en) * | 1995-08-25 | 1997-03-04 | Sanyo Electric Co Ltd | Telescopic pipe of vacuum cleaner |
| CN2320192Y (en) * | 1998-02-09 | 1999-05-26 | 苏州新区威尔电器有限公司 | Expansion pipe of suction cleaner |
| WO1999035409A1 (en) * | 1998-01-07 | 1999-07-15 | Tubalco Manufacturing Pty. Ltd. | Locking arrangement for telescopically moving tubes |
| CN2391551Y (en) * | 1999-08-26 | 2000-08-16 | 徐为尔 | Telescopic hose of suction cleaner |
| CN2732176Y (en) * | 2004-09-16 | 2005-10-12 | 余进兴 | Retractable dust suction hose for vacuum cleaner |
| CN1228021C (en) * | 2000-11-28 | 2005-11-23 | 弗罗豪技术两合公司 | Telescopic sleeve pipe type sucking pipe of duster |
| CN1751649A (en) * | 2005-10-24 | 2006-03-29 | 徐为尔 | Telescopic sucking tube of vacuum cleaner |
-
2006
- 2006-03-30 CN CNB2006100393684A patent/CN100372492C/en not_active Expired - Fee Related
- 2006-11-20 DE DE200620017638 patent/DE202006017638U1/en not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0956649A (en) * | 1995-08-25 | 1997-03-04 | Sanyo Electric Co Ltd | Telescopic pipe of vacuum cleaner |
| WO1999035409A1 (en) * | 1998-01-07 | 1999-07-15 | Tubalco Manufacturing Pty. Ltd. | Locking arrangement for telescopically moving tubes |
| CN2320192Y (en) * | 1998-02-09 | 1999-05-26 | 苏州新区威尔电器有限公司 | Expansion pipe of suction cleaner |
| CN2391551Y (en) * | 1999-08-26 | 2000-08-16 | 徐为尔 | Telescopic hose of suction cleaner |
| CN1228021C (en) * | 2000-11-28 | 2005-11-23 | 弗罗豪技术两合公司 | Telescopic sleeve pipe type sucking pipe of duster |
| CN2732176Y (en) * | 2004-09-16 | 2005-10-12 | 余进兴 | Retractable dust suction hose for vacuum cleaner |
| CN1751649A (en) * | 2005-10-24 | 2006-03-29 | 徐为尔 | Telescopic sucking tube of vacuum cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1827027A (en) | 2006-09-06 |
| DE202006017638U1 (en) | 2007-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20080305 Termination date: 20110330 |