CN1257688A - Telescopic flexible pipe of suction cleaner - Google Patents
Telescopic flexible pipe of suction cleaner Download PDFInfo
- Publication number
- CN1257688A CN1257688A CN 00111463 CN00111463A CN1257688A CN 1257688 A CN1257688 A CN 1257688A CN 00111463 CN00111463 CN 00111463 CN 00111463 A CN00111463 A CN 00111463A CN 1257688 A CN1257688 A CN 1257688A
- Authority
- CN
- China
- Prior art keywords
- lining
- inwall
- dust catcher
- cover
- outer tube
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims description 17
- 210000002435 tendon Anatomy 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
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)
- Mutual Connection Of Rods And Tubes (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
A telescopic sucking pipe of suction cleaner has internal pipe and external sleeve. Said internal pipe has guide slot and locating recess, and the external sleeve has a liner fixed to one end of the external sleeve. Said liner is jacketed by a movable sleeve with restoring springs between its two inner ends and two end faces of liner, which has opening correspondent to the locating recess on inner pipe for holding an elastic pressing block matched with the locating recess. Its advantages are simple structure, high sealing performance, easy assembly and convenient application.
Description
The present invention relates to a kind of sweep-up pipe of dust catcher.
In the prior art, sweep-up pipe is the execution unit of dust catcher, and telescopic sucking tube can change the length of suction pipe according to user's needs arbitrarily, makes user's human body erect-position when using dust catcher be in position the most reasonable, the most comfortable.At present, the employed telescopic pipet of the dust catcher of selling on the market is made up of the interior pipe and the outer tube of mutual socket, and interior pipe is provided with guide groove and cave, location, and outer tube is provided with stirs locking mechanism, with the collapsing length of pipe in locking.Although various telescopic pipets to stir locking mechanism different, but, their ubiquities that structure is complicated, assembly difficulty is big, production cost is high, the shortcoming of poor sealing performance, and, after using a period of time, interior tube-surface also can influence the serviceability and the service life of sweep-up pipe easily by plucking, scuffing.
The objective of the invention is: a kind of telescopic pipet of dust catcher is provided, and this telescopic pipet has changed the existing latch-up structure of stirring, and has simple in structure, good airproof performance, easy to use, characteristics such as assembling is easy.
Technical scheme of the present invention is: a kind of telescopic pipet of dust catcher comprises the interior pipe and the outer tube of mutual socket, interior pipe is provided with gathering sill and cave, location, the outer lining that is fixed in outer tube one end that is with of pipe in described, lining is covered with and moves cover, be provided with back-moving spring between two the inners of mobile cover and the both ends of the surface of lining, the inwall of described lining be provided with straight key embed in the gathering sill on the pipe, lining is provided with opening on the position corresponding to the cave, location on the interior pipe, elastic press in the cave, location in opening is built-in with and embeds on the pipe, the top of elastic press are provided with and are moved the tight also locking press strip of location of cover inwall cover.
The further technical scheme of the present invention is: a kind of telescopic pipet of dust catcher comprises the interior pipe and the outer tube of mutual socket, interior pipe is provided with gathering sill and cave, location, the outer lining that is with an end that is fixed in outer tube of pipe in described, lining is covered with and moves cover, be provided with back-moving spring between two the inners of mobile cover and the both ends of the surface of lining, the inwall of described lining be provided with straight key embed in the gathering sill on the pipe, lining is provided with opening on the position corresponding to the cave, location on the interior pipe, elastic press in the cave, location in opening is built-in with and embeds on the pipe, the top of elastic press are provided with and are moved the tight also locking press strip of location of cover inwall cover; Described elastic press is W shape, is folded to form by steel disc, and both sides are straight flange, straight flange inwardly is a depression, and depression inwardly is a platform, is trapezoid boss between the platform, described locking press strip bottom is made of alternately several trapezoid boss and trapezoidal depression, and two ends are provided with block; Described lining is enclosed within the termination of outer tube, outer tube is being provided with gap corresponding to straight key and opening part on the lining, also is provided with two square holes on the circle diameter direction of outer tube, and the inwall of lining is provided with two protruding keys, protruding key embeds in the square hole, and lining is provided with U-lag around protruding key; The two ends that the inwall of described lining is positioned at opening are provided with arc convex, in the gap on the arc convex embedding outer tube; The inwall correspondence of the outer wall of described lining and mobile cover is provided with the locking guide groove, and the locking press strip places in the locking guide groove; Described locking guide groove is formed by two convex tendons that are located at the opening both sides, and convex tendon embeds in the groove of relative set on the inwall that moves cover, moves between two grooves that overlap inwall and is the locking guide groove; The outer wall of described lining is provided with slide block corresponding to the position of straight key, and slide block embeds in the sliding guide groove that is provided with on the inwall that moves cover; The inwall of described mobile cover is provided with and comprises that sleeve and end cap, the leading portion of sleeve are the slightly little step of diameter, and step is provided with two protruding keys that overhang on the circle diameter direction, is connected and fixed in the square hole of the protruding key embedding end cap inwall setting that overhangs.
Advantage of the present invention is:
1. the present invention relies on the locking press strip that the depression that elastic press is pressed into interior pipe is inhaled the locking of contracting, and is not provided with slide block at the outer surface that moves cover, and this is to distinguish with the maximum of prior art.
2. the present invention is rational in infrastructure, and the user need not to stir any parts, as long as just hold move the cover back internally pipe carry out push-and-pull and can stretch freely, operation is very easy.
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present invention;
Fig. 2, Fig. 3, Fig. 4 are the cutaway view of three states of the present invention;
Fig. 5 is the structural representation of lining;
Fig. 6, Fig. 7 are the sleeve of mobile cover and the structural representation of end cap;
Fig. 8, Fig. 9 are the structural representation of locking press strip and elastic press;
Wherein: pipe in 1; 101 gathering sills; Cave, 102 location; 103 sealing shrouds;
2 outer tubes; 201 gap; 202 square holes;
3 linings; 301 openings: 302 straight keys; 303 protruding keys; 304U shape groove; 305 arc convex; 306 locking guide grooves; 307 convex tendons; 308 slide blocks;
4 move cover; 401 locking guide grooves; 402 grooves; 403 sliding guide grooves; 404 sleeves; 405 end caps; 406 steps; The 407 protruding keys that overhang; 408 square holes;
5 back-moving springs;
6 elastic press; 601 straight flanges; 602 depressions; 603 platforms; 604 boss;
7 locking press strips; 701 trapezoid boss; 702 trapezoidal depressions; 703 blocks;
Embodiment: as shown in the figure, a kind of telescopic pipet of dust catcher, the interior pipe [1] and the outer tube [2] that comprise mutual socket, interior pipe [1] is provided with gathering sill [101] and cave [102], location, the outer lining [3] that is fixed in outer tube [2] one ends that is with of pipe [1] in described, lining [3] is covered with and moves cover [4], be provided with back-moving spring [5] between two the inners of mobile cover [4] and the both ends of the surface of lining [3], the inwall of described lining [3] is provided with straight key [301] and embeds in the interior gathering sill [101] of managing on [1], lining [3] is provided with opening [302] on the position corresponding to the cave, location [102] on the interior pipe [1], elastic press [6] in the cave, location [102] in opening [302] is built-in with and embeds on the pipe [1], the top of elastic press [6] are provided with and are moved the tight also locking press strip [7] of location of cover [4] inwall cover; Described elastic press [6] is W shape, be folded to form by steel disc, both sides are straight flange [601], straight flange [601] inwardly is a depression [602], depression [602] inwardly is platform [603], be trapezoid boss [604] between the platform [603], described locking press strip [7] bottom has several trapezoid boss [701] and trapezoidal depression [702] to form alternately, and two ends are provided with block [703]; Described lining [3] is enclosed within the termination of outer tube [2], outer tube [2] is locating to be provided with gap [201] corresponding to straight key [301] on the lining [3] and opening [302], also be arranged with two square holes [202] on the periphery of outer tube [2], the inwall of lining [3] is provided with two protruding keys [303], protruding key [303] embeds in the square hole [202], and lining [3] is provided with U-lag [304] around protruding key [303]; The two ends that the inwall of described lining [3] is positioned at opening [302] are provided with arc convex [305], in the gap [201] on arc convex [305] the embedding outer tube [2]; The inwall correspondence of the outer wall of described lining [3] and mobile cover [4] is provided with locking guide groove [306] and [401], and locking press strip [7] places in the locking guide groove [306] and [401]; Described locking guide groove [306] is formed by two convex tendons [307] that are located at opening [302] both sides, and convex tendon [307] embeds in the groove [402] of relative set on the inwall that moves cover [4], moves and is locking guide groove [401] between two grooves [402] that overlap [4] inwall; The outer wall of described lining [3] is provided with slide block [308] corresponding to the position of straight key [301], and slide block [308] embeds in the sliding guide groove [403] that is provided with on the inwall that moves cover [4]; Described mobile cover [4] comprises sleeve [404] and end cap [405], the leading portion of sleeve [404] is the slightly little step of diameter [406], step [406] is arranged with two protruding keys [407] that overhang on periphery, be connected and fixed in the square hole [408] that the protruding key [407] that overhangs embedding end cap [405] inwall is provided with.
Because the effect of back-moving spring [5], when moving cover [4] when being in the equilbrium position, three trapezoid boss [701] of locking press strip [7] compress elastic press [6], and elastic press [6] blocks interior pipe [1] and can not move axially; When in holding [4] push-and-pull of mobile cover, managing [1], because of the displacement that locks press strip [7] forces its three trapezoid boss [701] to leave three pressure points of elastic press [6], lift the locking of having eliminated internal pipe [1] on the nature of elastic press [6], thereby interior pipe [1] can freely be stretched in outer tube [2].
Claims (8)
1. the telescopic pipet of a dust catcher, the interior pipe [1] and the outer tube [2] that comprise mutual socket, interior pipe [1] is provided with gathering sill [101] and cave [102], location, it is characterized in that: the outer lining [3] that is fixed in outer tube [2] one ends that is with of pipe [1] in described, lining [3] is covered with and moves cover [4], be provided with back-moving spring [5] between two the inners of mobile cover [4] and the both ends of the surface of lining [3], the inwall of described lining [3] is provided with straight key [301] and embeds in the interior gathering sill [101] of managing on [1], lining [3] is provided with opening [302] on the position corresponding to the cave, location [102] on the interior pipe [1], elastic press [6] in the cave, location [102] in opening [302] is built-in with and embeds on the pipe [1], the top of elastic press [6] are provided with and are moved the tight also locking press strip [7] of location of cover [4] inwall cover.
2. the telescopic pipet of dust catcher according to claim 1, it is characterized in that: described elastic press [6] is W shape, be folded to form by steel disc, both sides are straight flange [601], straight flange [601] inwardly is a depression [602], and depression [602] inwardly is platform [603], is trapezoid boss [604] between the platform [603], described locking press strip [7] bottom has several trapezoid boss [701] and trapezoidal depression [702] to form alternately, and two ends are provided with block [703].
3. the telescopic pipet of dust catcher according to claim 1, it is characterized in that: described lining [3] is enclosed within the termination of outer tube [2], outer tube [2] is locating to be provided with gap [201] corresponding to straight key [301] on the lining [3] and opening [302], also be arranged with two square holes [202] on the periphery of outer tube [2], the inwall of lining [3] is provided with two protruding keys [303], protruding key [303] embeds in the square hole [202], and lining [3] is provided with U-lag [304] around protruding key [303].
4. the telescopic pipet of dust catcher according to claim 3, it is characterized in that: the two ends that the inwall of described lining [3] is positioned at opening [302] are provided with arc convex [305], and arc convex [305] embeds in the gap [201] on the outer tube [2].
5. the telescopic pipet of dust catcher according to claim 1 is characterized in that: the outer wall of described lining [3] and the inwall correspondence that moves cover [4] are provided with locking guide groove [306] and [401], and locking press strip [7] places and locks in the guide groove [306] and [401].
6. the telescopic pipet of dust catcher according to claim 5, it is characterized in that: described locking guide groove [306] is formed by two convex tendons [307] that are located at opening [302] both sides, convex tendon [307] embeds in the groove [402] of relative set on the inwall that moves cover [4], moves and is locking guide groove [401] between two grooves [402] that overlap [4] inwall.
7. the telescopic pipet of dust catcher according to claim 1 is characterized in that: the outer wall of described lining [3] is provided with slide block [308] corresponding to the position of straight key [301], and slide block [308] embeds in the sliding guide groove [403] that is provided with on the inwall that moves cover [4].
8. the telescopic pipet of dust catcher according to claim 1, it is characterized in that: described mobile cover [4] comprises sleeve [404] and end cap [405], the leading portion of sleeve [404] is the slightly little step of diameter [406], step [406] is arranged with two protruding keys [407] that overhang on periphery, be connected and fixed in the square hole [408] that the protruding key [407] that overhangs embedding end cap [405] inwall is provided with.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001114638A CN1141910C (en) | 2000-01-18 | 2000-01-18 | Telescopic flexible pipe of suction cleaner |
| DE20007510U DE20007510U1 (en) | 2000-01-18 | 2000-04-26 | Zoom suction pipe for vacuum cleaners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001114638A CN1141910C (en) | 2000-01-18 | 2000-01-18 | Telescopic flexible pipe of suction cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1257688A true CN1257688A (en) | 2000-06-28 |
| CN1141910C CN1141910C (en) | 2004-03-17 |
Family
ID=4581373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001114638A Expired - Fee Related CN1141910C (en) | 2000-01-18 | 2000-01-18 | Telescopic flexible pipe of suction cleaner |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1141910C (en) |
| DE (1) | DE20007510U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107913029A (en) * | 2017-11-21 | 2018-04-17 | 苏州信德电器有限公司 | A kind of telescoping tube and dust catcher |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1799484A (en) * | 2005-09-07 | 2006-07-12 | 邬永龙 | Telescopic suction pipe of dust cleaner |
| KR101906572B1 (en) * | 2015-07-09 | 2018-10-11 | 은성전자 주식회사 | Vacuum Cleaner Foldable Pipe |
-
2000
- 2000-01-18 CN CNB001114638A patent/CN1141910C/en not_active Expired - Fee Related
- 2000-04-26 DE DE20007510U patent/DE20007510U1/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107913029A (en) * | 2017-11-21 | 2018-04-17 | 苏州信德电器有限公司 | A kind of telescoping tube and dust catcher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1141910C (en) | 2004-03-17 |
| DE20007510U1 (en) | 2000-06-29 |
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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 | ||
| ASS | Succession or assignment of patent right |
Owner name: JINLAIKE CLEANING APPARATUS CO., LTD., SUZHOU Free format text: FORMER OWNER: NI ZUGEN Effective date: 20020711 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20020711 Address after: 215011 No. 1 Xiangyang Road, New District, Suzhou Applicant after: Jinlaike Cleaning Apparatus Co., Ltd., Suzhou Address before: 215164, Wuxian City, Jiangsu province Xu Industrial Zone Golden clay company Applicant before: Ni Zugen |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |