CN107012818A - A kind of Telescopic air pipe and hair-dryer - Google Patents
A kind of Telescopic air pipe and hair-dryer Download PDFInfo
- Publication number
- CN107012818A CN107012818A CN201710320006.0A CN201710320006A CN107012818A CN 107012818 A CN107012818 A CN 107012818A CN 201710320006 A CN201710320006 A CN 201710320006A CN 107012818 A CN107012818 A CN 107012818A
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- China
- Prior art keywords
- projection
- intermediate plate
- inner tube
- outer tube
- air pipe
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Classifications
-
- 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 pipe, belong to road-cleaning field, including inner tube and be set in outside inner tube and can slip relative with said inner tube outer tube, intermediate plate is provided between the outer tube and inner tube, the inwall of the outer tube or the outer wall of inner tube are provided with projection, the intermediate plate is provided with the solution lock crossbeam and latch recess for accommodating the projection, the projection is driven to be transferred to or produce from the solution lock crossbeam and latch recess when said inner tube or outer tube rotation, when the projection is located in solution lock crossbeam, gap is left between the projection and the inwall for solving lock crossbeam, when the projection is located in the latch recess, the projection and the inwall of latch recess are interference fitted.In addition, the invention also discloses a kind of hair-dryer 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-dryer, belong to garden instrument field.
【Background technology】
The hair-dryer of outdoor, is a kind of outdoor garden instrument, with the continuous expansion of city's green areas, park, public affairs
Road, the greenbelt of public place are throughout all parts of the country, and the hair-dryer of this outdoor has been widely used in production and living,
Cleaning available for fallen leaves and broken small stems is collected, it can also be used to road cleaning.
Existing this kind of hair-dryer, generally includes casing and the airduct being connected with casing, generally for realizing adjustable length,
This kind of airduct is all telescopic, i.e., including inner tube and the outer tube being set in outside inner tube, and one rotary nut of setting,
For clamping, when nut is tightened, inner and outer tubes keep axial location fix, when the nut is loose, user can adjust inner tube and
The relative position of outer tube.But this structure, user need unclamp or lock when, be required for first having operated nut, Ran Hou
De-regulation collapsing length, operates and inconvenient, and position of the position of nut on airduct is changeless in addition, is unclamped
Or tighten be required for being gone to get at hand at nut adjust, when sometimes airduct is longer, operate less smoothly.
【The content of the invention】
The technical problems to be solved by the invention are to overcome the deficiencies in the prior art and provide a kind of Telescopic air pipe and blow
Blower fan, can allow user more convenient when adjusting the length of Telescopic air pipe.
Above-mentioned technical problem is solved, the present invention is adopted the following technical scheme that：
A kind of Telescopic air pipe, including inner tube and be set in outside inner tube and can be outer with the axially opposed slip of said inner tube
Pipe, is provided with intermediate plate between the outer tube and inner tube, the inwall of the outer tube or the outer wall of inner tube are provided with projection, the intermediate plate
Provided with the solution lock crossbeam and latch recess for accommodating the projection, the projection is driven from the solution when said inner tube or outer tube rotation
It is transferred to or produces in lock crossbeam and latch recess, when the projection is located in solution lock crossbeam, the projection is interior with solution lock crossbeam
Gap is left between wall, when the projection is located in the latch recess, the inwall interference fit of the projection and latch recess.
Preferably, the projection is located on the outer wall of said inner tube, long chute has been recessed on the outer tube wall,
The projection with being held in position in the axial direction in the intermediate plate, and projection drives the intermediate plate to slide in the length when moving axially
In chute.
Preferably, the outer wall of the intermediate plate is fitted with the inwall of outer tube, the solution lock crossbeam and latch recess are by institute
The inwall for stating intermediate plate is recessed, and the hollow depth of the solution lock crossbeam is more than the hollow depth of the latch recess.
Rubbed preferably, the inwall of the outer wall of the intermediate plate or the long chute is provided between increase intermediate plate and long chute
Wipe the anti-skid bulge or damping fin of power.
Preferably, the projection is located on the outer wall of said inner tube, the intermediate plate be fixed on the outer tube wall or with
The outer tube integrative-structure, when said inner tube is relatively moved with outer tube, the projection slides axially in the solution lock crossbeam
It is interior.
Preferably, the projection is located on the inwall of the outer tube, the intermediate plate is located at the projection and said inner tube
Outer wall between.
Preferably, being provided between the solution lock crossbeam and latch recess is used to prevent what projection from skidding off from latch recess
Separate muscle.
The projection is facilitated to snap fitted to solution lock crossbeam or latch recess preferably, the end sidewalls of the intermediate plate are provided with
Guiding surface.
Preferably, be provided with intermediate plate at least described in 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 inwall, said inner tube is provided with projection corresponding with the intermediate plate quantity, position.
Using beneficial effects of the present invention：
It is provided with the present invention, between the outer tube and inner tube on intermediate plate, the intermediate plate and is provided with solution lock crossbeam and latch recess,
In addition the inwall of the outer tube or the outer wall of inner tube are provided with projection, and this projection is to match somebody with somebody to share with solution lock crossbeam and latch recess
, when outer tube or inner tube rotation, also send and relatively rotate between projection and intermediate plate, the unblock that now projection can be in intermediate plate is recessed
Switched between groove and latch recess, the projection be located at solution lock crossbeam in when, the projection with solution lock crossbeam inwall it
Between leave gap, under the state, equivalent to being releasing orientation between projection and intermediate plate, and to be located at the locking recessed when the projection
When in groove, the inwall interference fit of the projection and latch recess keeps a squeezed state, is in that is, between projection and intermediate plate
Positioning states, i.e., realize the switching unclamped or tightened between two states, and be in outer tube with the rotation of outer tube or inner tube
Or the optional position of inner tube puts forth effort realize that projection is rotated relative to intermediate plate, i.e., user applies in outer tube or inner tube optional position
Reinforcing, the effect tightened or unclamped can be realized, operated very convenient, even duct length it is longer in the case of,
Operation can conveniently be realized.
In several preferred schemes of the present invention, intermediate plate is provided directly as slidably in outer tube, can when allowing the inner tube to rotate
To realize that inner tube drives intermediate plate to be stretched in outer tube, after so designing, user only needs to rotate inner tube, stretched, unscrew,
The step of stretching, tighten disposably completes, and puts forth effort position without changing, realizes step-less adjustment and the effect locked, certainly,
Intermediate plate itself can also be designed to being that outer tube is to be fixedly connected or be integrally formed, be that inner tube is being unlocked during user's telescoping inner
Moved in groove, equally can also realize the effect that operation is settled at one go, specific advantage is entered in following embodiment
Row is described in detail.
In addition, also disclose a kind of hair-dryer in the present invention, including casing, motor, fan are provided with the casing, it is described
Casing is connected with the Telescopic air pipe of air-out, and the Telescopic air pipe uses the Telescopic air pipe in above-mentioned any one scheme.It is this
Hair-dryer, when adjusting the length of Telescopic air pipe, operates very convenient.
The other features and advantages of the invention will be detailed in following embodiment, accompanying drawing exposure.
【Brief description of the drawings】
The present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is the complete machine schematic diagram of hair-dryer embodiment one of the present invention；
Fig. 2 is the structural representation of Telescopic air pipe in hair-dryer embodiment one of the present invention；
Fig. 3 is the structural representation 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.
【Embodiment】
The technical scheme of the embodiment of the present invention is explained and illustrated with reference to the accompanying drawing of the embodiment of the present invention, but under
Embodiment only the preferred embodiments of the present invention are stated, and it is not all.Based on the embodiment in embodiment, those skilled in the art
Other embodiment is obtained on the premise of creative work is not made, protection scope of the present invention is belonged to.
In the following description, occur the indicating position such as term " interior ", " outer ", " on ", " under ", "left", "right" or
Position relationship is that, based on orientation shown in the drawings or position relationship, description embodiment merely for convenience is described with simplified, and
It is not instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
Embodiment 1：
The present embodiment is a kind of hair-dryer, is mainly used in clearing up road, the air blower structure in getting a haircut with daily life is not
Together, the main distinction is that this hair-dryer is all hand-held, and with longer airduct, as shown in figure 1, in the present embodiment
Hair-dryer includes being provided with motor and fan in casing 1, casing 1, and the top of casing 1 is provided with handle 11, the front end connection 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, so as to realize airduct
Length adjustment.
It is provided between the outer tube 2 and inner tube 3 on intermediate plate 4, the intermediate plate 4 and is provided with solution lock crossbeam 41 and latch recess 42,
In addition the inwall of the outer tube 2 or the outer wall of inner tube 3 are provided with projection 31, and this projection 31 is recessed with solution lock crossbeam 41 and locking
Groove 42 matches somebody with somebody what is shared, when outer tube 2 or the rotation of inner tube 3, is also relatively rotated between projection 31 and intermediate plate 4, now projection 31
Switched between solution lock crossbeam 41 and latch recess 42 that can be in intermediate plate 4, when the projection 31 is located in solution lock crossbeam 41,
The projection 31 and solve lock crossbeam 41 inwall between leave gap, under the state, equivalent to be between projection 31 and intermediate plate 4 pine
Open state, is released state, and when the projection 31 is located in the latch recess 42, the projection 31 and latch recess 42
Inwall interference fit, i.e., between projection 31 and intermediate plate 4 keep a squeezed state, be in the lock state.
Advantage of this embodiment is that between realizing two states of unblock or locking with the rotation of outer tube 2 or inner tube 3
Switch, and be to put forth effort realize that projection 31 is rotated relative to intermediate plate 4 in the optional position of outer tube 2 or inner tube 3, be i.e. user
In outer tube 2 or the optional position applying power of inner tube 3, the unblock and locking of outer tube and inner tube can be realized, is operated very convenient,
Even Telescopic air pipe length it is longer in the case of, can also conveniently realize operation.
Specific structure：
As shown in Fig. 2 projection 31 described in the present embodiment is located on the outer wall of inner tube 3, indent on the inwall of outer tube 2
Long chute 21 is formed with, in order to ensure that the outer wall of long chute 21 in the uniform wall thickness of outer tube 2, the present embodiment is protruded in the outer of outer tube 2
Outside wall, the intermediate plate 4 in the present embodiment is then contained in the long chute 21, and the axial length of long chute 21 is much larger than intermediate plate
4 axial length, intermediate plate 4 can realize and slide axially that described solution lock crossbeam 41 and latch recess 42 are all in long chute 21
On the inwall for being located at intermediate plate 4, solution lock crossbeam 41 or latch recess 42, its axial two side ends are closings, just with projection 31
Axially two sides offset so that the projection 31 with being held in position in the axial direction in the intermediate plate 4, when inner tube 3
When mobile, the projection 31 is accordingly moved axially, and drives the intermediate plate 4 to slide in the long chute 21, with realize inner tube 3 with
The telescopic adjustment of outer tube 2, so as to realize step-less adjustment and the effect locked between outer tube 2 and inner tube 3.The axial direction of long chute 21 is long
Degree can be determined according to the need for flexible.
In order to increase stability, provided with intermediate plate 4 more than at least two panels between the outer tube 2 and inner tube 3, in the present embodiment
Quantity is three, the circumferentially-spaced distribution of inwall of this three intermediate plates 4 along outer tube 2, and three projections are correspondingly provided with said inner tube 3
31, and position and the circumferential position of intermediate plate 4 are also corresponding, for optimizing structure design in the present embodiment, the projection in the present embodiment
31 include the first projection 311 and the second projection 312, and the first projection 311 is used to offset with solving the one end side wall of lock crossbeam 41, the
Two projections 312 are used to offset with solving the other end side wall of lock crossbeam 41.
This design of the present embodiment, long chute 21 to intermediate plate 4 in rotation direction limited location act on, intermediate plate 4 by
During the active force of projection 31, it will not depart from from long chute 21, i.e., can only be slid axially in long chute 21, and can not occur phase
It is arranged to slip to rotating, and by intermediate plate 4, user can occur to stretch after inner tube 3 is rotated, directly with outer tube 2, i.e., only need to
To put forth effort at the same position of inner tube 3, can be achieved with the operation unscrewed, stretch, tightened, position is puted forth effort without changing, and
This put forth effort position be inner tube 3 optional position it is all right, it is very convenient.
As shown in figure 4, the present embodiment said inner tube 3 is pipe, the outer wall of the intermediate plate 4 is fitted with the inwall of outer tube 2, institute
State solution lock crossbeam 41 and latch recess 42 is recessed by the inwall of the intermediate plate 4, the hollow depth of the solution lock crossbeam 41
More than the hollow depth of the latch recess 42, therefore inner tube 3 along axis when rotating, projection 31 and the inwall of solution lock crossbeam 41
The distance between, and the distance between projection 31 and the inwall of latch recess 42 are different, as shown in figure 4, being projection 31
State diagram in solution lock crossbeam 41.
In addition, in order to increase under lock-out state, the frictional force between the inwall of intermediate plate 4 and outer tube 2, the intermediate plate 4 it is outer
The inwall of wall or the long chute 21 is provided with anti-skid bulge, and anti-skid bulge can be point-like projection or strip projected parts
Etc., its main function is when projection 31 is rotated into latch recess 42, between the outer wall of intermediate plate 4 and long chute 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 projection can also be substituted with some damping fins, such as friction plate, flexible rubber web.
In order to prevent projection 31 from being produced easily in latch recess 42, in the present embodiment, the solution lock crossbeam 41 and lock
Determine provided with separation muscle 43, setting to separate after muscle 43 between groove 42, the projection being in latch recess 42 will be rotated into solution
, it is necessary to cross separation muscle 43 in lock crossbeam 41, and cross separation muscle 43 and be accomplished by larger active force, therefore user is not needing deliberately
When unlocking, projection 31 will not enter solution lock crossbeam 41 from latch recess 42 easily, and similarly, user is in solution lock crossbeam 41
Inside it will not also slide into easily in latch recess 42, it is more smooth when flexible, as preferred, the separation muscle 43 in the present embodiment,
Its surface is arcwall face, and arcwall face design can allow projection 31 crossing separation muscle 43 with certain guide effect, more laborsaving.
In addition, installing for convenience, the end sidewalls of the intermediate plate 4 are recessed provided with facilitating the projection 31 to snap fitted to unblock
Groove 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, be
Refer to the side wall on axial direction, set after guiding surface 44, when inner tube 3 is assembled with outer tube 2, intermediate plate 4 first can be arranged on length
In chute 21, then inner tube 3 is directly inserted into outer tube 2, and projection 31, which is contradicted, to be arrived after guiding surface 44, projection 31 can be produced and led
To active force, projection 31 can simultaneously be snapped onto in solution lock crossbeam 41 or latch recess 42 along guiding surface 44.
Embodiment 2
The present embodiment and the difference of embodiment 1 are that the intermediate plate in the present embodiment is the inwall with being fixedly connected on outer tube
On, rather than be slidably matched with outer tube, certainly, intermediate plate can also be integrally formed with outer tube, unlock in the present embodiment recessed
Groove and the axial length of latch recess are longer, much larger than the axial length of projection, described when inner tube is relatively moved with outer tube
Projection slides axially in the solution lock crossbeam, i.e., in the present embodiment, and solution lock crossbeam has two effects, one is for unlocking
With the second is being used as chute, the effect of the latter is similar to the long chute in embodiment 1.This structure, is installed in assembling
When it is more convenient, and if intermediate plate is integrally formed with outer tube, parts are less.
Embodiment 3
The present embodiment and the difference of embodiment 1 are, in the present embodiment, and the projection is located on the inwall of the outer tube,
The intermediate plate is located between the projection and the outer wall of said inner tube, is compared with embodiment 1, is entered equivalent to projection and intermediate plate position
Row is exchanged, and this embodiment equally can also realize the technique effect of embodiment 1.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, and is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to accompanying drawing and interior described in embodiment above
Hold.The modification of any function and structure principle without departing from the present invention is intended to be included in the scope of claims.
Claims (10)
1. a kind of Telescopic air pipe, including inner tube and be set in outside inner tube and can be with the axially opposed slip of said inner tube outer tube,
Characterized in that, being provided with intermediate plate between the outer tube and inner tube, the inwall of the outer tube or the outer wall of inner tube are provided with projection, institute
The projection is driven when stating intermediate plate provided with the solution lock crossbeam and latch recess for accommodating the projection, said inner tube or outer tube rotation
It is transferred to or produces from the solution lock crossbeam and latch recess, when the projection is located in solution lock crossbeam, the projection and unblock
Gap is left between the inwall of groove, when the projection is located in the latch recess, the inwall of the projection and latch recess
Interference fit.
2. Telescopic air pipe as claimed in claim 1, it is characterised in that the projection is located on the outer wall of said inner tube, described
Long chute is recessed on the inwall of outer tube, the projection with being held in position in the axial direction in the intermediate plate, projection axial direction
The intermediate plate is driven to slide in the long chute when mobile.
3. Telescopic air pipe as claimed in claim 2, it is characterised in that the outer wall of the intermediate plate is fitted with the inwall of outer tube, institute
State solution lock crossbeam and latch recess is recessed by the inwall of the intermediate plate, the hollow depth of the solution lock crossbeam is more than described
The hollow depth of latch recess.
4. Telescopic air pipe as claimed in claim 2, it is characterised in that on the inwall of the outer wall of the intermediate plate or the long chute
Provided with anti-skid bulge or damping fin.
5. Telescopic air pipe as claimed in claim 1, it is characterised in that the projection 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 moved with the outer tube integrative-structure, said inner tube and outer tube
Projection slides axially in the solution lock crossbeam.
6. Telescopic air pipe as claimed in claim 1, it is characterised in that the projection is located on the inwall of the outer tube, described
Intermediate plate is located between the projection and the outer wall of said inner tube.
7. the Telescopic air pipe as described in claim 1 to 6 any one, it is characterised in that the solution lock crossbeam and latch recess
Between be provided with and be used to prevent separation muscle that projection is skidded off from latch recess.
8. the Telescopic air pipe as described in claim 1 to 6 any one, it is characterised in that the end of the intermediate plate in axial direction
Portion side wall is provided with the guiding surface for facilitating the projection to snap fitted to solution lock crossbeam or latch recess.
9. the Telescopic air pipe as described in claim 1 to 6 any one, it is characterised in that be provided between the outer tube and inner tube
At least intermediate plate described in two panels, this at least circumferentially-spaced distribution of inwall of the two panels intermediate plate along outer tube, said inner tube be provided with it is described
Intermediate plate quantity, the corresponding projection in position.
10. being provided with motor, fan in a kind of hair-dryer, including casing, the casing, the casing is connected with the flexible of air-out
Airduct, it is characterised in that the Telescopic air pipe is using the 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 true CN107012818A (en) | 2017-08-04 |
| CN107012818B 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) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108518790A (en) * | 2018-03-30 | 2018-09-11 | 杭州宣和电子商务有限公司 | Smoke eliminator |
| WO2019153397A1 (en) * | 2018-02-06 | 2019-08-15 | 绍兴市上虞冠业电器有限公司 | Hand-held air blower |
| CN112963901A (en) * | 2021-03-16 | 2021-06-15 | 西藏智慧水务股份有限公司 | Air outlet |
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| GB2533649A (en) * | 2015-01-05 | 2016-06-29 | Three Legged Thing Ltd | Telescopic tube assembly |
| 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 |
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|---|---|---|---|---|
| CN2587332Y (en) * | 2002-12-09 | 2003-11-26 | 叶韶庭 | Hose for suction cleaner |
| US20130239357A1 (en) * | 2012-03-15 | 2013-09-19 | Michael J. Hoffman | Cord wrap system and portable blower incorporating same |
| GB2533649A (en) * | 2015-01-05 | 2016-06-29 | Three Legged Thing Ltd | Telescopic tube assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019153397A1 (en) * | 2018-02-06 | 2019-08-15 | 绍兴市上虞冠业电器有限公司 | Hand-held air blower |
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| CN112963901A (en) * | 2021-03-16 | 2021-06-15 | 西藏智慧水务股份有限公司 | Air outlet |
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| Publication number | Publication date |
|---|---|
| CN107012818B (en) | 2019-02-12 |
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