CN2402251Y - Suction hose adjusting device for suction cleaner - Google Patents
Suction hose adjusting device for suction cleaner Download PDFInfo
- Publication number
- CN2402251Y CN2402251Y CN 99240172 CN99240172U CN2402251Y CN 2402251 Y CN2402251 Y CN 2402251Y CN 99240172 CN99240172 CN 99240172 CN 99240172 U CN99240172 U CN 99240172U CN 2402251 Y CN2402251 Y CN 2402251Y
- Authority
- CN
- China
- Prior art keywords
- fixed cover
- rotary
- location
- outer tube
- press strip
- 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 discloses an adjusting device of a telescopic suction tube for a suction cleaner, which comprises an inner tube and an outer tube, wherein, a guide slot and a positioning socket are arranged on the inner tube. One end of the outer tube is sheathed with the inner tube and is connected with a fixing jacket, and the inner wall of the fixing jacket is provided with a guide convex block which is embedded into the guide slot on the inner tube. The end head of the fixing jacket is provided with a positioning press strip which axially extends, and the inner side of the positioning press strip is provided with a positioning convex block which is pressed into the positioning socket. A rotary jacket is also sheathed on the fixing jacket, and a convex strip is arranged on the inner wall of the rotary jacket corresponding to the positioning press strip. The device improves the prior art, and the utility model has the advantages of simple structure, reliable performance and convenient operation.
Description
The utility model relates to a kind of sweep-up pipe of dust catcher.
In the prior art, that Chinese patent ZL95244688.X discloses is a kind of " dust catcher stretch long pipe ", should comprise bassoon and tubule by flexible long pipe, tubule is enclosed within the bassoon, the same bus of tubule outer wall is provided with several caves, pit shape location separately, and the guide groove of a depression also vertically is set on the outer wall of tubule; The termination of described bassoon is connected with a fixed cover, establishes the guide pad of projection on the inwall of fixed cover, in the guide groove on the guide pad embedding tubule; Also be provided with a longitudinal opening on the described fixed cover, the rear portion of opening is equipped with the locating piece of a dumbbell shaped, one end of locating piece is fixed on the fixed cover, the other end of locating piece drops in the cave, location of tubule, the front upper place of locating piece is provided with a slide block, locating piece is pushed down on the inclined-plane of the slide block back lower place, be provided with between the front end of slide block and opening the spring handle slide block backward the section of pushing motion block be the both sides of I-shaped embedding fixed cover upper shed.The shortcoming of above-mentioned patented product is the structure more complicated, and assembly difficulty is big, the production cost height, and in addition, the dumbbell shaped locating piece easily with tubule surface galling, scuffing, influences the serviceability and the service life of product after using a period of time.
The purpose of this utility model is: a kind of adjusting device of telescopic sucker of dust cleaner is provided, and this device improves prior art, and more simple in structure, more reliable performance, use are more convenient.
The technical solution of the utility model is: a kind of adjusting device of telescopic sucker of dust cleaner, pipe and outer tube in comprising, interior pipe is provided with gathering sill and cave, location, described outer tube is connected with fixed cover at an end that connects with interior pipe box, the inwall of fixed cover be provided with guiding projection embed in the gathering sill on the pipe, the termination of fixed cover is provided with axially extended location press strip, the inboard of location press strip is provided with locating convex block and is pressed in the cave, location, also be with rotary sleeve on the described fixed cover, the inwall of rotary sleeve is provided with raised line on the position corresponding to the location press strip.
The further technical scheme of the utility model is: a kind of adjusting device of telescopic sucker of dust cleaner, pipe and outer tube in comprising, interior pipe is provided with gathering sill and cave, location, described outer tube is connected with fixed cover at an end that connects with interior pipe box, the inwall of fixed cover be provided with guiding projection embed in the gathering sill on the pipe, the termination of fixed cover is provided with axially extended location press strip, the inboard of location press strip is provided with locating convex block and is pressed in the cave, location, also be with rotary sleeve on the described fixed cover, the inwall of rotary sleeve is provided with raised line on the position corresponding to the location press strip; The termination of described fixed cover also is provided with axially extended a pair of rotary steering bar, and the outside, termination of rotary steering bar is provided with the rotary steering projection, and described rotary sleeve inwall is provided with the rotary steering groove on the position corresponding to the rotary steering projection.
The more perfect technical scheme of the utility model is: a kind of adjusting device of telescopic sucker of dust cleaner, pipe and outer tube in comprising, interior pipe is provided with gathering sill and cave, location, described outer tube is connected with fixed cover at an end that connects with interior pipe box, the inwall of fixed cover be provided with guiding projection embed in the gathering sill on the pipe, the termination of fixed cover is provided with axially extended location press strip, the inboard of location press strip is provided with locating convex block and is pressed in the cave, location, also be with rotary sleeve on the described fixed cover, the inwall of rotary sleeve is provided with raised line on the position corresponding to the location press strip; The termination of described fixed cover also is provided with axially extended a pair of rotary steering bar, and the outside, termination of rotary steering bar is provided with the rotary steering projection, and described rotary sleeve inwall is provided with the rotary steering groove on the position corresponding to the rotary steering projection; Described rotary sleeve is respectively equipped with breach and block in the both sides of rotary steering groove;
In the technique scheme, fixed cover can embed in the outer tube fixing, and rotary sleeve then is enclosed within on the outer tube.
The utility model has the advantages that:
1. the utility model is simple in structure, abandoned the version of stirring locating convex block in the prior art with slide block and toggle mechanism, and locating convex block is arranged on the fixed cover, outside fixed cover, put rotary sleeve again, inwall at rotary sleeve is provided with raised line, oppress locating convex block by raised line during rotation and enter in the cave, location, thus the telescopic location of fixing interior pipe and outer tube.
2. in order to make the rotation location correct, the utility model also is provided with a pair of rotary steering bar on fixed cover, the rotary steering bar is provided with the rotary steering projection and is pressed in the rotary steering groove that is provided with on the rotary sleeve, and be respectively equipped with breach and block in the both sides of rotary steering groove, when the raised line of rotary sleeve inwall presses the location press strip, the rotary steering projection just in time is embedded in the breach, at this moment, the location briquetting is pressed in the cave, location, and interior pipe and outer tube are fixed not flexible, when the rotary steering projection turns to block one side, raised line unclamps the location press strip, at this moment, gapped existence between location press strip and the rotary sleeve inwall, interior pipe and outer tube can freely stretch.
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 and Fig. 3 are the front view and the vertical view of rotary sleeve;
Fig. 4 and Fig. 5 are the front view and the vertical view of fixed cover;
Wherein: pipe in 1; 2 outer tubes; 3 gathering sills; Cave, 4 location; 5 fixed covers; 6 guiding projections; 7 location press strips; 8 locating convex blocks; 9 rotary sleeves; 10 raised lines; 11 rotary steering bars; 12 rotary steering projections; 13 rotary steering grooves; 14 breach; 15 blocks.
Embodiment: as shown in the figure, a kind of adjusting device of telescopic sucker of dust cleaner, comprise interior pipe [1] and outer tube [2], interior pipe [1] is provided with gathering sill [3] and cave [4], location, described outer tube [2] is connected with fixed cover [5] at the end with interior pipe [1] socket, the inwall of fixed cover [5] is provided with guiding projection [6] and embeds in the interior gathering sill [3] of managing on [1], the termination of fixed cover [5] is provided with axially extended location press strip [7], the inboard of location press strip [7] is provided with locating convex block [8] and is pressed in the cave, location [4], also be with rotary sleeve [9] on the described fixed cover [5], the inwall of rotary sleeve [9] is provided with raised line [10] on the position corresponding to location press strip [7]; The termination of described fixed cover [5] also is provided with axially extended a pair of rotary steering bar [11], the outside, termination of rotary steering bar [11] is provided with rotary steering projection [12], and described rotary sleeve [9] inwall is provided with rotary steering groove [13] on the position corresponding to rotary steering projection [12]; Described rotary sleeve [9] is respectively equipped with breach [14] and block [15] in the both sides of rotary steering groove [13]; In the present embodiment, fixed cover [5] can embed in the outer tube [2] fixing, and rotary sleeve [9] then is enclosed within on the outer tube [2].The utility model is simple in structure, abandoned the version of stirring locating convex block [8] in the prior art with slide block and toggle mechanism, and locating convex block [8] is arranged on the fixed cover [5], outside fixed cover [5], put rotary sleeve [9] again, inwall at rotary sleeve [9] is provided with raised line [10], oppress locating convex block [8] by raised line [10] during rotation and enter in the cave, location [4], thus the telescopic location of fixing interior pipe [1] and outer tube [2]; In order to make the rotation location correct, the utility model also is provided with a pair of rotary steering bar [11] on fixed cover [5], rotary steering bar [11] is provided with rotary steering projection [12] and is pressed in the last rotary steering groove [13] that is provided with of rotary sleeve [9], and be respectively equipped with breach [14] and block [15] in the both sides of rotary steering groove [13], when the raised line [10] of rotary sleeve [9] inwall presses location press strip [7], rotary steering projection [12] just in time is embedded in the breach [14], at this moment, location briquetting [7] is pressed in the cave, location [4], interior pipe [1] and the fixing not flexible of outer tube [2], when rotary steering projection [12] turns to block [15] one sides, raised line [10] unclamps location press strip [7], at this moment, gapped existence between location press strip [7] and rotary sleeve [9] inwall, interior pipe [1] can freely stretch with outer tube [2].
Claims (4)
1. the adjusting device of a telescopic sucker of dust cleaner, comprise interior pipe [1] and outer tube [2], interior pipe [1] is provided with gathering sill [3] and cave [4], location, it is characterized in that: described outer tube [2] is connected with fixed cover [5] at the end with interior pipe [1] socket, the inwall of fixed cover [5] is provided with guiding projection [6] and embeds in the interior gathering sill [3] of managing on [1], the termination of fixed cover [5] is provided with axially extended location press strip [7], the inboard of location press strip [7] is provided with locating convex block [8] and is pressed in the cave, location [4], also be with rotary sleeve [9] on the described fixed cover [5], the inwall of rotary sleeve [9] is provided with raised line [10] on the position corresponding to location press strip [7].
2. the adjusting device of telescopic sucker of dust cleaner according to claim 1, it is characterized in that: the termination of described fixed cover [5] also is provided with axially extended a pair of rotary steering bar [11], the outside, termination of rotary steering bar [11] is provided with rotary steering projection [12], and described rotary sleeve [9] inwall is provided with rotary steering groove [13] on the position corresponding to rotary steering projection [12].
3. the adjusting device of telescopic sucker of dust cleaner according to claim 2, it is characterized in that: described rotary sleeve [9] is respectively equipped with breach [14] and block [15] in the both sides of rotary steering groove [13].
4. the adjusting device of telescopic sucker of dust cleaner according to claim 1 is characterized in that: described fixed cover [5] embeds in the outer tube [2] fixing, and rotary sleeve [9] then is enclosed within on the outer tube [2].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99240172 CN2402251Y (en) | 1999-11-02 | 1999-11-02 | Suction hose adjusting device for suction cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99240172 CN2402251Y (en) | 1999-11-02 | 1999-11-02 | Suction hose adjusting device for suction cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2402251Y true CN2402251Y (en) | 2000-10-25 |
Family
ID=34027279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99240172 Expired - Fee Related CN2402251Y (en) | 1999-11-02 | 1999-11-02 | Suction hose adjusting device for suction cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2402251Y (en) |
-
1999
- 1999-11-02 CN CN 99240172 patent/CN2402251Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |