CN107012818B - A kind of Telescopic air pipe and hair dryer - Google Patents
A kind of Telescopic air pipe and hair dryer Download PDFInfo
- Publication number
- CN107012818B CN107012818B CN201710320006.0A CN201710320006A CN107012818B CN 107012818 B CN107012818 B CN 107012818B CN 201710320006 A CN201710320006 A CN 201710320006A CN 107012818 B CN107012818 B CN 107012818B
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- Prior art keywords
- convex block
- wall
- intermediate plate
- outer tube
- inner tube
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of Telescopic air pipes, belong to road-cleaning field, including inner tube and be set in outside inner tube and can sliding opposite with said inner tube outer tube, intermediate plate is equipped between the outer tube and inner tube, the inner wall of the outer tube or the outer wall of inner tube are equipped with convex block, the intermediate plate is equipped with the solution lock crossbeam and latch recess for accommodating the convex block, said inner tube or outer tube drive the convex block to be transferred to or produce from the solution lock crossbeam and latch recess when rotating, when the convex block is located in solution lock crossbeam, there are gaps between the convex block and the inner wall for solving lock crossbeam, when the convex block is located in the latch recess, the convex block and the inner wall of latch recess are interference fitted.In addition, the invention also discloses a kind of hair dryers using above-mentioned Telescopic air pipe, it is an advantage of the current invention that user can be allowed more convenient when adjusting the length of Telescopic air pipe.
Description
[technical field]
The present invention relates to a kind of Telescopic air pipe and hair dryers, belong to garden instrument field.
[background technique]
The hair dryer of outdoor is a kind of outdoor garden tool, with the continuous expansion of city's green areas, park, public affairs
Road, public place greenbelt throughout all parts of the country, the hair dryer of this outdoor has been widely used in production and living,
It can be used for falling leaves and the cleaning of broken small stems collected, it can also be used to road cleaning.
Existing this kind of hair dryer, the air hose for generally including casing and being connected with casing is adjustable generally for realization length,
This kind of air hose is all telescopic, that is, includes inner tube and the outer tube that is set in outside inner tube, and a rotary nut is arranged,
For clamping, when nut is tightened, inner and outer tubes keep axial position fix, when the nut is loose, user be adjusted inner tube and
The relative position of outer tube.But this structure, user require first to have operated nut, then exist when needing to unclamp or lock
De-regulation collapsing length operates and inconvenient, and in addition position of the position of nut on air hose is fixed and invariable, and is unclamped
Or tighten to require to be gone to get at nut with hand and adjust, when sometimes air hose is longer, operate less smoothly.
[summary of the invention]
A kind of Telescopic air pipe is provided technical problem to be solved by the present invention lies in overcome the deficiencies in the prior art and is blown
Blower can allow user more convenient when adjusting the length of Telescopic air pipe.
Above-mentioned technical problem is solved, the present invention adopts the following technical scheme:
A kind of Telescopic air pipe, including inner tube and be set in outside inner tube and can with the axially opposed sliding of said inner tube outside
Pipe, is equipped with intermediate plate between the outer tube and inner tube, the outer wall of the inner wall of the outer tube or inner tube is equipped with convex block, on the intermediate plate
Equipped with the solution lock crossbeam and latch recess for accommodating the convex block, said inner tube or outer tube drive the convex block from the solution when rotating
It is transferred to or produces in lock crossbeam and latch recess, when the convex block is located in solution lock crossbeam, the convex block is interior with solution lock crossbeam
There are gaps between wall, and when the convex block is located in the latch recess, the inner wall of the convex block and latch recess is interference fitted.
Preferably, the convex block is located on the outer wall of said inner tube, long sliding slot has been recessed on the outer tube wall,
The convex block is held in position in the axial direction in the intermediate plate, and convex block drives the intermediate plate sliding in the length when moving axially
In sliding slot.
Preferably, the outer wall of the intermediate plate is bonded with the inner wall of outer tube, the solution lock crossbeam and latch recess are by institute
The inner wall for stating intermediate plate is recessed, and the hollow depth of the solution lock crossbeam is greater than the hollow depth of the latch recess.
It rubs between intermediate plate and long sliding slot preferably, the inner wall of the outer wall of the intermediate plate or the long sliding slot is equipped with to increase
Wipe the anti-skid bulge or damping fin of power.
Preferably, the convex block is located on the outer wall of said inner tube, the intermediate plate be fixed on the outer tube wall or with
When the outer tube integral structure, said inner tube and outer tube relatively move, the convex block slides axially in the solution lock crossbeam
It is interior.
Preferably, the convex block is located on the inner wall of the outer tube, the intermediate plate is located at the convex block and said inner tube
Outer wall between.
Preferably, being equipped between solution lock crossbeam and the latch recess for preventing convex block from skidding off from latch recess
Separate muscle.
The convex block is facilitated to snap fitted to solution lock crossbeam or latch recess preferably, the end sidewalls of the intermediate plate are equipped with
Guiding surface.
Preferably, being equipped with intermediate plate described at least two panels between the outer tube and inner tube, this at least two panels intermediate plate is along outer tube
The circumferentially-spaced distribution of inner wall, said inner tube is equipped with convex block corresponding with the clip number, position.
Using beneficial effects of the present invention:
In the present invention, it is equipped with intermediate plate between the outer tube and inner tube, is provided with solution lock crossbeam and latch recess on the intermediate plate,
Furthermore the inner wall of the outer tube or the outer wall of inner tube are equipped with convex block, this convex block is to match to share with solution lock crossbeam and latch recess
, when outer tube or inner tube rotation, also sends and relatively rotate between convex block and intermediate plate, convex block can be recessed in the unlock in intermediate plate at this time
Switched between slot and latch recess, the convex block be located at solution lock crossbeam in when, the convex block and solution lock crossbeam inner wall it
Between there are gap, under the state, being equivalent to is releasing orientation between convex block and intermediate plate, and when to be located at the locking recessed for the convex block
When in slot, the inner wall of the convex block and latch recess is interference fitted, i.e., keeps a squeezed state between convex block and intermediate plate, be in
Positioning states realize the switching unclamped or tightened between two states with the rotation of outer tube or inner tube, and are in outer tube
Or convex block is puted forth effort to may be implemented relative to intermediate plate rotation in any position of inner tube, i.e., user applies in outer tube or inner tube any position
Reinforcing, can realize the effect tightened or unclamped, operate very convenient, even in the longer situation of duct length,
It can be convenient realization operation.
In several preferred embodiments of the invention, intermediate plate is provided directly as slidably in outer tube, can when inner tube being allowed to rotate
To realize that inner tube drives intermediate plate to stretch in outer tube, after designing in this way, user only needs to rotate inner tube, stretch, unscrew,
The step of stretching, tightening disposably is completed, and is puted forth effort position and is not had to change, the effect realizing step-less adjustment and locking, certainly,
Can also be designed to intermediate plate itself be outer tube be to be fixedly connected or be integrally formed, be that inner tube is unlocking when user's telescoping inner
Moved in groove, be equally also able to achieve the effect that settles at one go of operation, specific advantage in the following detailed description into
Row is described in detail.
In addition, also disclosing a kind of hair dryer, including casing in the present invention, motor, fan are equipped in the casing, it is described
Casing is connected with the Telescopic air pipe of outlet air, and the Telescopic air pipe is using the Telescopic air pipe in above-mentioned any one scheme.It is this
Hair dryer operates very convenient when adjusting the length of Telescopic air pipe.
The other features and advantages of the invention will the detailed exposure in following specific embodiment, attached drawing.
[Detailed description of the invention]
Following further describes the present invention with reference to the drawings:
Fig. 1 is the complete machine schematic diagram of hair dryer embodiment one of the present invention；
Fig. 2 is the structural schematic diagram of Telescopic air pipe in hair dryer embodiment one of the present invention；
Fig. 3 is the structural schematic diagram of intermediate plate in hair dryer embodiment one of the present invention；
Fig. 4 is the schematic cross-section of Telescopic air pipe in hair dryer embodiment one of the present invention；
Fig. 5 is the schematic cross-section of intermediate plate in hair dryer embodiment one of the present invention.
[specific embodiment]
The technical solution of the embodiment of the present invention is explained and illustrated below with reference to the attached drawing of the embodiment of the present invention, but under
It states embodiment to be merely a preferred embodiment of the present invention, and not all.Based on the implementation example in the implementation mode, those skilled in the art
Obtained other embodiments without making creative work, belong to protection scope of the present invention.
In the following description, occur term "inner", "outside", "upper", "lower", the indicating positions such as "left", "right" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, description embodiment merely for convenience and simplified description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, because
This is not considered as limiting the invention.
Embodiment 1:
The present embodiment is a kind of hair dryer, is mainly used for clearing up road, not with the air blower structure in daily life haircut
Together, the main distinction is that this hair dryer is all hand-held, and has longer air hose, as shown in Figure 1, in the present embodiment
Hair dryer includes casing 1, and motor and fan are provided in casing 1, and handle 11, the front end connection of casing 1 are provided at the top of casing 1
There is Telescopic air pipe, Telescopic air pipe includes outer tube 2 and inner tube 3, and outer tube 2 and inner tube 3 axially opposed can be slided, to realize air hose
Length adjustment.
It is equipped with intermediate plate 4 between the outer tube 2 and inner tube 3, is provided with solution lock crossbeam 41 and latch recess 42 on the intermediate plate 4,
Furthermore the inner wall of the outer tube 2 or the outer wall of inner tube 3 are equipped with convex block 31, this convex block 31 is recessed with solution lock crossbeam 41 and locking
Slot 42, when outer tube 2 or the rotation of inner tube 3, also relatively rotates, at this time convex block 31 with what is shared between convex block 31 and intermediate plate 4
It can be switched between the solution lock crossbeam 41 in intermediate plate 4 and latch recess 42, when the convex block 31 is located in solution lock crossbeam 41,
There are gap between the convex block 31 and the inner wall for solving lock crossbeam 41, under the state, being equivalent between convex block 31 and intermediate plate 4 is pine
Open state is unlocked state, and when the convex block 31 is located in the latch recess 42, the convex block 31 and latch recess 42
Inner wall interference fit, i.e., between convex block 31 and intermediate plate 4 keep a squeezed state, be in the lock state.
Advantage of this embodiment is that being realized with the rotation of outer tube 2 or inner tube 3 between two states of unlock or locking
Switching, and be to put forth effort to may be implemented convex block 31 relative to the rotation of intermediate plate 4, i.e. user in any position of outer tube 2 or inner tube 3
In 3 any position applied force of outer tube 2 or inner tube, it can realize the unlock and locking of outer tube and inner tube, operate very convenient,
Even in the longer situation of Telescopic air pipe length, realization operation also can be convenient.
Specific structure:
As shown in Fig. 2, convex block 31 described in the present embodiment is located on the outer wall of inner tube 3, indent on 2 inner wall of outer tube
It is formed with long sliding slot 21, in order to guarantee 2 uniform wall thickness of outer tube, the outer wall protrusion of long sliding slot 21 is in the outer of outer tube 2 in the present embodiment
Outside wall, the intermediate plate 4 in the present embodiment is then contained in the long sliding slot 21, and the axial length of long sliding slot 21 is much larger than intermediate plate
4 axial length, intermediate plate 4 can realize in long sliding slot 21 and slide axially that the solution lock crossbeam 41 and latch recess 42 are all
Be located on the inner wall of intermediate plate 4, solve lock crossbeam 41 or latch recess 42, axial two side ends be it is closed, just with convex block 31
Axial two sides offset so that the convex block 31 is held in position in the axial direction in the intermediate plate 4, when inner tube 3
When mobile, which is accordingly moved axially, and drives the sliding of intermediate plate 4 in the long sliding slot 21, with realize inner tube 3 with
The telescopic adjustment of outer tube 2, to realize step-less adjustment and the effect locked between outer tube 2 and inner tube 3.The axial direction of long sliding slot 21 is long
Degree can be determined according to flexible needs.
The intermediate plate 4 at least more than two panels is equipped in order to increase stability, between the outer tube 2 and inner tube 3, in the present embodiment
Quantity is three pieces, this three pieces intermediate plate 4 is correspondingly provided with three convex blocks in said inner tube 3 along the inner wall circumferentially-spaced distribution of outer tube 2
31, and position and the circumferential position of intermediate plate 4 are also corresponding, the convex block for optimizing structure design in the present embodiment, in the present embodiment
31 include the first pillar 311 and the second pillar 312, and the first pillar 311 is used to offset with the one end side wall of solution lock crossbeam 41, the
Two pillars 312 are used to offset with the other end side wall of solution lock crossbeam 41.
This design of the present embodiment, long sliding slot 21 have a position-limiting action to intermediate plate 4 in rotation direction, intermediate plate 4 by
It when the active force of convex block 31, will not be detached from, i.e., can only slide axially in long sliding slot 21 from long sliding slot 21, and phase cannot occur
It is arranged to slide to rotation, and by intermediate plate 4, user directly can occur to stretch, i.e., only need after rotating inner tube 3 with outer tube 2
To put forth effort at the same position of inner tube 3, can be achieved with the operation unscrewed, stretch, tightened, put forth effort position without replacement, and
This put forth effort position be inner tube 3 any position it is all right, it is very convenient.
As shown in figure 4, the present embodiment said inner tube 3 is round tube, the outer wall of the intermediate plate 4 is bonded with the inner wall of outer tube 2, institute
It states solution lock crossbeam 41 and latch recess 42 is recessed by the inner wall of the intermediate plate 4, the hollow depth of the solution lock crossbeam 41
Greater than the hollow depth of the latch recess 42, therefore inner tube 3 is along central axes when rotating, the inner wall of convex block 31 and solution lock crossbeam 41
The distance between and the distance between convex block 31 and the inner wall of latch recess 42 be different, as shown in figure 4, being convex block 31
State diagram in solution lock crossbeam 41.
In addition, in order to increase under lock state, frictional force between intermediate plate 4 and the inner wall of outer tube 2, the intermediate plate 4 it is outer
The inner wall of wall or the long sliding slot 21 is equipped with anti-skid bulge, and anti-skid bulge can be dot bulge, be also possible to strip projected parts
Etc., main function is when convex block 31 is rotated into latch recess 42, between the outer wall of intermediate plate 4 and long sliding slot 21
Frictional force is bigger, and anti-skid bulge is not shown in Fig. 1 to 5.It should be noted that those skilled in the art are also readily apparent that, prevent
Sliding protrusion can also be substituted with some damping fins, such as friction plate, flexible rubber web.
Convex block 31 produces easily in latch recess 42 in order to prevent, in the present embodiment, the solution lock crossbeam 41 and lock
Determine to be equipped between groove 42 and separate muscle 43, after setting separates muscle 43, the convex block being in latch recess 42 will be rotated into solution
It in lock crossbeam 41, needs to cross separation muscle 43, and crosses separation muscle 43 and just need biggish active force, therefore user is not needing deliberately
When unlocking, convex block 31 will not enter solution lock crossbeam 41 from latch recess 42 easily, and similarly, user is in solution lock crossbeam 41
It is interior to slide into easily in latch recess 42, it is more smooth when stretching, preferably, the separation muscle 43 in the present embodiment,
Its surface is arcwall face, and arcwall face design can allow convex block 31 to separate muscle 43 and have certain guiding role crossing, more laborsaving.
In addition, in order to facilitate the installation of, the end sidewalls of the intermediate plate 4 are recessed equipped with facilitating the convex block 31 to snap fitted to unlock
Slot 41 or the guiding surface of latch recess 42 44, for details, reference can be made to Fig. 2 and Fig. 3, the end sidewalls of intermediate plate 4 referred herein are
Refer to the side wall on axial direction, after guiding surface 44 is set, when inner tube 3 and outer tube 2 assemble, intermediate plate 4 first can be mounted on length
In sliding slot 21, then inner tube 3 is directly inserted into outer tube 2, and convex block 31 is contradicted to after guiding surface 44, can be generated and be led to convex block 31
To active force, convex block 31 can simultaneously snap onto solution lock crossbeam 41 or latch recess 42 along guiding surface 44.
Embodiment 2
The present embodiment the difference from embodiment 1 is that, the intermediate plate in the present embodiment is and the inner wall that is fixedly connected on outer tube
On, rather than be slidably matched with outer tube, certainly, intermediate plate is also possible to be integrally formed with outer tube, unlocks in the present embodiment recessed
Slot and the axial length of latch recess are longer, described when inner tube and outer tube relatively move much larger than the axial length of convex block
Convex block slides axially in the solution lock crossbeam, i.e., in the present embodiment, there are two effects for solution lock crossbeam, one is being used to unlock
With the second is coming as sliding slot using the effect of the latter is similar to the long sliding slot in embodiment 1.This structure is installed in assembly
When it is more convenient, and if intermediate plate is integrally formed with outer tube, components are less.
Embodiment 3
The present embodiment the difference from embodiment 1 is that, in the present embodiment, the convex block is located on the inner wall of the outer tube,
The intermediate plate is located between the convex block and the outer wall of said inner tube and compares with embodiment 1, be equivalent to convex block and intermediate plate position into
Row exchanges, and this embodiment is equally also able to achieve the technical effect of embodiment 1.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to attached drawing and interior described in specific embodiment above
Hold.Any modification without departing from function and structure principle of the invention is intended to be included in the range of claims.
Claims (10)
1. a kind of Telescopic air pipe, including inner tube and be set in outside inner tube and can with the outer tube of the axially opposed sliding of said inner tube,
It is characterized in that, being equipped with intermediate plate between the outer tube and inner tube, the inner wall of the outer tube or the outer wall of inner tube are equipped with convex block, institute
It states intermediate plate and is equipped with the solution lock crossbeam and latch recess for accommodating the convex block, said inner tube or outer tube drive the convex block when rotating
It is transferred to or produces from the solution lock crossbeam and latch recess, when the convex block is located in solution lock crossbeam, the convex block and unlock
There are gaps between the inner wall of groove, when the convex block is located in the latch recess, the inner wall of the convex block and latch recess
Interference fit.
2. Telescopic air pipe as described in claim 1, which is characterized in that the convex block is located on the outer wall of said inner tube, described
Long sliding slot is recessed on the inner wall of outer tube, the convex block is held in position in the axial direction in the intermediate plate, and convex block is axial
Drive the intermediate plate sliding in the long sliding slot when mobile.
3. Telescopic air pipe as claimed in claim 2, which is characterized in that the outer wall of the intermediate plate is bonded with the inner wall of outer tube, institute
It states solution lock crossbeam and latch recess is recessed by the inner wall of the intermediate plate, the hollow depth of the solution lock crossbeam is greater than described
The hollow depth of latch recess.
4. Telescopic air pipe as claimed in claim 2, which is characterized in that on the inner wall of the outer wall of the intermediate plate or the long sliding slot
Equipped with anti-skid bulge or damping fin.
5. Telescopic air pipe as described in claim 1, which is characterized in that the convex block is located on the outer wall of said inner tube, described
It is described when intermediate plate is fixed on the outer tube wall or relatively moves with the outer tube integral structure, said inner tube and outer tube
Convex block slides axially in the solution lock crossbeam.
6. Telescopic air pipe as described in claim 1, which is characterized in that the convex block is located on the inner wall of the outer tube, described
Intermediate plate is located between the convex block and the outer wall of said inner tube.
7. the Telescopic air pipe as described in claim 1 to 6 any one, which is characterized in that the solution lock crossbeam and latch recess
Between be equipped with separation muscle for preventing convex block from skidding off from latch recess.
8. the Telescopic air pipe as described in claim 1 to 6 any one, which is characterized in that the end of the intermediate plate in axial direction
Portion's side wall is equipped with the guiding surface for facilitating the convex block to snap fitted to solution lock crossbeam or latch recess.
9. the Telescopic air pipe as described in claim 1 to 6 any one, which is characterized in that be equipped between the outer tube and inner tube
At least intermediate plate described in two panels, this at least two panels intermediate plate along outer tube the circumferentially-spaced distribution of inner wall, said inner tube be equipped with it is described
Clip number, the corresponding convex block in position.
10. a kind of hair dryer, including casing, the casing is interior to be equipped with motor, fan, and the casing is connected with the flexible of outlet air
Air hose, which is characterized in that the Telescopic air pipe is using Telescopic air pipe described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320006.0A CN107012818B (en) | 2017-05-09 | 2017-05-09 | A kind of Telescopic air pipe and hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710320006.0A CN107012818B (en) | 2017-05-09 | 2017-05-09 | A kind of Telescopic air pipe and hair dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107012818A CN107012818A (en) | 2017-08-04 |
| CN107012818B true CN107012818B (en) | 2019-02-12 |
Family
ID=59450592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710320006.0A Active CN107012818B (en) | 2017-05-09 | 2017-05-09 | A kind of Telescopic air pipe and hair dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107012818B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108476871A (en) * | 2018-02-06 | 2018-09-04 | 绍兴市上虞冠业电器有限公司 | Hand blower |
| CN108518790A (en) * | 2018-03-30 | 2018-09-11 | 杭州宣和电子商务有限公司 | Smoke eliminator |
| CN108458439A (en) * | 2018-03-30 | 2018-08-28 | 浙江宣和电器有限公司 | Ceiling mounting type smoke eliminator mounting structure |
| CN112963901A (en) * | 2021-03-16 | 2021-06-15 | 西藏智慧水务股份有限公司 | Air outlet |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2587332Y (en) * | 2002-12-09 | 2003-11-26 | 叶韶庭 | Hose for suction cleaner |
| US9131643B2 (en) * | 2012-03-15 | 2015-09-15 | The Toro Company | Cord wrap system and portable blower incorporating same |
| GB2533649B (en) * | 2015-01-05 | 2019-03-06 | 3 Legged Thing Ltd | Telescopic tube assembly |
| CN104595310A (en) * | 2015-01-23 | 2015-05-06 | 刘小群 | Telescopic locking device |
| CN204610467U (en) * | 2015-02-16 | 2015-09-02 | 中山市云腾摄影器材有限公司 | A kind of telescopic sleeve pipe structure |
| CN206873365U (en) * | 2017-05-09 | 2018-01-12 | 浙江亚特电器有限公司 | A kind of Telescopic air pipe and hair-dryer |
-
2017
- 2017-05-09 CN CN201710320006.0A patent/CN107012818B/en active Active
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|---|---|
| CN107012818A (en) | 2017-08-04 |
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Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |
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