CN206206279U - A kind of duct Blowing drum - Google Patents
A kind of duct Blowing drum Download PDFInfo
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- CN206206279U CN206206279U CN201621281326.7U CN201621281326U CN206206279U CN 206206279 U CN206206279 U CN 206206279U CN 201621281326 U CN201621281326 U CN 201621281326U CN 206206279 U CN206206279 U CN 206206279U
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- duct
- gas channel
- blowing drum
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Abstract
The utility model is related to blower fan technical field, specifically related to a kind of duct Blowing drum, including shell body, the intrinsic gas channel of shell, the duct body being arranged in gas channel are arranged at, it are arranged at the intrinsic support frame of duct, are arranged at the whirligig of support frame and are arranged at the rotor of whirligig output end, shell body is EPP foam shell, support frame is located at the outlet air end of rotor, and support frame is included for carrying the support seat of whirligig and for connecting support seat and the support deflector of the duct body.The utility model provides wind-force using duct rotor rotational, wind-force is powerful, can be adapted to big field of wind-force demand, cleaning pipeline, circuit deashing, flight-line maintenance, processing, turning, dead angle cleaning, it might even be possible to participate in daily cleaning can be applied to, shell body of the present utility model uses EPP foam shell, its deadweight for significantly reducing duct Blowing drum, it is hand-held extremely easy to use, for a long time using will not also produce sense tired out.
Description
Technical field
The utility model is related to blower fan technical field, and in particular to a kind of duct Blowing drum.
Background technology
Existing hair-dryer, mainly including housing, located at the handle of housing, blower.The motor in housing is arranged at,
The fan for being rotated is driven by above-mentioned motor.
Existing hand blower is most of to use plastics or metal shell, and its weight is larger, and appearance is used for a long time
It is also easy to produce sense tired out.And current hand blower generally existing wind intensity is relatively low, it is impossible to meet the strong wind of specific occasion
Power demand, and the hair-dryer weight of big wind-force is larger, uses extremely inconvenience.
The content of the invention
In order to overcome shortcoming and defect present in prior art, the purpose of this utility model is to provide a kind of duct to blow
Air duct, the duct Blowing drum provides wind-force using duct rotor rotational, and wind-force is powerful, can be adapted to big field of wind-force demand,
Can be used in radiating, the fire extinguishing of engine fire and the deashing of small-sized whirlpool spray aircraft engine, and shell sheet of the present utility model
Body uses EPP foam shell, and its deadweight for significantly reducing duct Blowing drum is hand-held extremely easy to use, for a long time using
Sense tired out will not be produced.
The purpose of this utility model is achieved through the following technical solutions：A kind of duct Blowing drum, including shell body, be arranged at
The intrinsic gas channel of shell, the duct body being arranged in gas channel, it is arranged at the intrinsic support frame of duct, is arranged at
The whirligig of support frame and the rotor of whirligig output end is arranged at, the shell body is EPP foam shell, described
Support frame is located at the outlet air end of rotor, and support frame as described above is included for carrying the support seat of the whirligig and for connecting
The support deflector of support base and the duct body, the windward side of the support deflector is curved surface.
Wherein, the inner surface of the gas channel offers at least two annular grooves, the lateral surface of the duct body
At least two annular protrusions being engaged with annular groove are provided with, the inner surface of the gas channel offers grafting groove,
Clamping hemisphere is provided with grafting groove, the lateral surface of duct body is provided with grafting block, and grafting block is inserted in grafting groove
Interior, grafting block offers locking circular hole, and clamping hemisphere is snapped in locking circular hole.
Wherein, the air intake of the duct body is connected with water conservancy diversion torus, and the air intake of water conservancy diversion torus is provided with outward
Flange, the medial surface of flanging is arcwall face.
Wherein, the inner surface of the gas channel offers flange groove, and it is recessed that the part of the flanging is arranged in flange
In groove.
Wherein, the rear end of the gas channel is provided with air inlet, and air inlet is provided with air-inlet grille, and air-inlet grille includes
Flase floor, the parallel rectangle air intake duct for being opened in flase floor and be arranged at rectangle air intake duct lower half and protrusion direction dorsad
The water conservancy diversion projection in air intake direction, the upper surface of water conservancy diversion projection is provided with step and step is connected with rectangle air intake duct.
Wherein, the rear end of gas channel extension downwards forms air intake passage, and plate face and the air-flow of the flase floor lead to
The angle of the formation of the length direction in road is less than 90 °.
Wherein, the rear end of the shell body is connected with handle, and the medial surface of handle offers the antiskid groove for being easy to grip.
Wherein, the handle is provided with speed switch, and the whirligig is brushless electric machine, is provided with the shell body
Lithium battery and motor driver, battery are electrically connected with speed switch, and speed switch is electrically connected with motor driver, motor driver
Electrically connected with brushless electric machine.
Wherein, the shell body is made up of left shell and right shell body.
Wherein, the curved surface for supporting deflector is made up of many curves, face where the circular arcs of many curves with it is described
The length direction of gas channel is parallel, and the curve away from support base is less than near the radius of curvature of the curve of described support base one end
Radius of curvature, the radius of curvature of curve from gradually increasing to away from support base one end near described support base one end, curve
Mean radius of curvature is 48mm, and the radius of curvature of the minimum curve of radius of curvature is 44.5mm, the maximum curve of radius of curvature
Radius of curvature is 51mm.
The beneficial effects of the utility model are：The utility model provides wind-force using duct rotor rotational, and wind-force is powerful,
Can be adapted to big field of wind-force demand, can be used in the radiating of small-sized whirlpool spray aircraft engine, the fire extinguishing of engine fire with
And deashing, and shell body of the present utility model uses EPP foam shell, its deadweight for significantly reducing duct Blowing drum is hand-held
Extremely easy to use, for a long time using will not also produce sense tired out, and windward side of the present utility model is using the design of curved surface, shape
Into air-flow air-flow vortex can be formed in gas channel, it can be ensured that air outlet has air-flow air pressure and air-flow very high
Flow velocity.
Brief description of the drawings
Fig. 1 is decomposing schematic representation of the present utility model.
Fig. 2 is the stereogram of right shell body of the present utility model.
Fig. 3 is the stereogram of duct body of the present utility model, rotor and water conservancy diversion torus.
Fig. 4 is the stereogram of duct body of the present utility model.
Fig. 5 is the stereogram of air-inlet grille of the present utility model.
Fig. 6 is stereogram of the present utility model.
Reference is：1-shell body, 2-gas channel, 3-duct body, 4-rotor, 5-support seat, 6-
Hold deflector, 7-annular groove, 8-annular protrusion, 9-grafting block, 10-water conservancy diversion torus, 11-flanging, 12-flange
Groove, 13-air-inlet grille, 14-flase floor, 15-rectangle air intake duct, 16-water conservancy diversion projection, 17-step, 18-air intake lead to
Road, 19-handle, 20-antiskid groove, 21-speed switch.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made with reference to embodiment and accompanying drawing 1- Fig. 6
Further instruction, the content that implementation method is referred to is not to restriction of the present utility model.
See Fig. 1-Fig. 6, a kind of duct Blowing drum, including shell body 1, be arranged in shell body 1 gas channel 2, set
In the duct body 3 in gas channel 2, the support frame being arranged in duct body 3, the whirligig for being arranged at support frame, with
And the rotor 4 of whirligig output end is arranged at, the shell body 1 is EPP foam shell, and support frame as described above is located at rotor 4
Outlet air end, support frame as described above is included for carrying the support seat 5 of the whirligig and for connecting support seat and the culvert
The support deflector 6 of road body 3, the windward side of the support deflector 6 is curved surface.
The utility model is rotated using duct rotor 4 and provides wind-force, and wind-force is powerful, can be adapted to big field of wind-force need
Ask, can be used in radiating, the fire extinguishing of engine fire and the deashing of small-sized whirlpool spray aircraft engine, and shell of the present utility model
Body 1 uses EPP foam shell, and its deadweight for significantly reducing duct Blowing drum is hand-held extremely easy to use, uses for a long time
Also sense tired out, and windward side of the present utility model will not be produced using the design of curved surface, the air-flow of formation can be in gas channel 2
Interior formation air-flow vortex, it can be ensured that air outlet has air-flow air pressure and air-flow velocity very high.
Specifically, the quantity of the supporting guide plate is four pieces.
Wherein, the inner surface of the gas channel 2 offers at least two annular grooves 7, the outside of the duct body 3
Face is provided with least two annular protrusions 8 being engaged with annular groove 7, and the inner surface of the gas channel 2 offers grafting
Groove, is provided with clamping hemisphere in grafting groove, the lateral surface of duct body 3 is provided with grafting block 9, and grafting block 9 is inserted in
In grafting groove, grafting block 9 offers locking circular hole, and clamping hemisphere is snapped in locking circular hole.Duct body 3 passes through convex annular
Rise 8 and annular groove 7 be connected and carry out pre-determined bit, then duct body 3, duct are locked by grafting block 9 and clamping hemisphere
The position stability of body 3 is good, is difficult to loosen, and with good resistance to shock.
Wherein, the air intake of the duct body 3 is connected with water conservancy diversion torus 10, and the air intake of water conservancy diversion torus 10 is set
There is flanging 11, the medial surface of flanging 11 is arcwall face.The medial surface of flanging 11 is easy to air-flow using the design of arcwall face
Flow into duct, it is ensured that the fluency of air-flow.
Wherein, the inner surface of the gas channel 2 offers flange groove 12, and the part of the flanging 11 is arranged in turns over
In side groove 12.Specifically, the front end face of water conservancy diversion torus 10 is abutted with the rear end face of duct body 3.Flange groove 12 with it is outer
Flange 11 is connected, and the mounting stability of water conservancy diversion torus 10 is good, while water conservancy diversion torus 10 can prop up duct body 3,
Further enhance the mounting stability of duct body 3.
Wherein, the rear end of the gas channel 2 is provided with air inlet, and air inlet is provided with air-inlet grille 13, air-inlet grille
13 include flase floor 14, the parallel rectangle air intake duct 15 for being opened in flase floor 14 and are arranged at the lower half of rectangle air intake duct 15
And the water conservancy diversion projection 16 in protrusion direction dorsad air intake direction, the upper surface of water conservancy diversion projection 16 is provided with step 17 and step 17 and square
Shape air intake duct 15 is connected.In actual use, the design of the step 17 of water conservancy diversion projection 16, can increase entering for air-inlet grille 13
Wind face, while water conservancy diversion projection 16 can downwards shunt the air-flow at rear, makes air-flow be entered into gas channel 2 through step 17,
Reduce the air intake resistance of air-inlet grille 13, it is ensured that enter monsoon intensity with enough.
Wherein, the rear end of the gas channel 2 extends form air intake passage 18, the plate face and gas of the flase floor 14 downwards
The angle of the formation of the length direction of circulation road 2 is less than 90 °.The extension downwards of the rear end of gas channel 2 forms air intake passage 18 to be had
Increase the incoming air area of air inlet to effect, it is ensured that the utility model has and enough enters monsoon intensity.
Wherein, the rear end of the shell body 1 is connected with handle 19, and the medial surface of handle 19 is offered is easy to the anti-skidding of gripping
Groove 20.
Wherein, the handle 19 is provided with speed switch 21, and the whirligig is brushless electric machine, in the shell body 1
Lithium battery and motor driver are provided with, battery is electrically connected with speed switch 21, and speed switch 21 is electrically connected with motor driver,
Motor driver is electrically connected with brushless electric machine.
Wherein, the shell body 1 is made up of left shell and right shell body.
Wherein, the curved surface for supporting deflector 6 is made up of many curves, face where the circular arcs of many curves with it is described
The length direction of gas channel 2 is parallel, and the song away from support base is less than near the radius of curvature of the curve of described support base one end
Curvature of a curve radius, the radius of curvature of curve is gradually increased from being close to described support base one end to away from support base one end, curve
Mean radius of curvature be 48mm, the radius of curvature of the minimum curve of radius of curvature is 44.5mm, the maximum curve of radius of curvature
Radius of curvature be 51mm.Using such design, gas channel 2 being capable of shape for the windward side of supporting guide plate of the present utility model
Into swirling eddy powerful enough, the effectively weak number of dropouts of air-flow air pressure when gas channel 2 is flowed through, it is ensured that air-flow
The air pressure and flow velocity of outflow.
Above-described embodiment is the utility model preferably implementation, and in addition, the utility model can be with other sides
Formula realizes that any obvious replacement is in protection model of the present utility model without departing from the concept of the premise utility
Within enclosing.
Claims (9)
1. a kind of duct Blowing drum, it is characterised in that：Including shell body, it is arranged at the intrinsic gas channel of shell, is arranged at gas
Duct body in circulation road, the intrinsic support frame of duct is arranged at, the whirligig of support frame is arranged at and is arranged at
The rotor of whirligig output end, the shell body is EPP foam shell, and support frame as described above is located at the outlet air end of rotor, described
Support frame is included for carrying the support seat of the whirligig and the support for connecting support seat and the duct body
Deflector, the windward side of the support deflector is curved surface.
2. a kind of duct Blowing drum according to claim 1, it is characterised in that：The inner surface of the gas channel is offered
At least two annular grooves, the lateral surface of the duct body is provided with least two convex annulars being engaged with annular groove
Rise, the inner surface of the gas channel offers grafting groove, clamping hemisphere is provided with grafting groove, outside duct body
Side is provided with grafting block, and grafting block is inserted in grafting groove, and grafting block offers locking circular hole, and clamping hemisphere snaps in lock
In tight circular hole.
3. a kind of duct Blowing drum according to claim 1, it is characterised in that：The air intake of the duct body is connected with
Water conservancy diversion torus, the air intake of water conservancy diversion torus is provided with flanging, and the medial surface of flanging is arcwall face.
4. a kind of duct Blowing drum according to claim 3, it is characterised in that：The inner surface of the gas channel is offered
Flange groove, the part of the flanging is arranged in flange groove.
5. a kind of duct Blowing drum according to claim 1, it is characterised in that：The rear end of the gas channel be provided with into
Air port, air inlet is provided with air-inlet grille, air-inlet grille include flase floor, the parallel rectangle air intake duct for being opened in flase floor, with
And it is arranged at rectangle air intake duct lower half and the water conservancy diversion projection in protrusion direction dorsad air intake direction, the upper surface of water conservancy diversion projection is set
There is step and step is connected with rectangle air intake duct.
6. a kind of duct Blowing drum according to claim 5, it is characterised in that：The rear end of the gas channel extends downwards
Air intake passage is formed, the plate face of the flase floor is less than 90 ° with the angle of the formation of the length direction of gas channel.
7. a kind of duct Blowing drum according to claim 1, it is characterised in that：The rear end of the shell body is connected with hand
Handle, the medial surface of handle offers the antiskid groove for being easy to grip.
8. a kind of duct Blowing drum according to claim 7, it is characterised in that：The handle is provided with speed switch, institute
Whirligig is stated for brushless electric machine, lithium battery and motor driver are provided with the shell body, battery is electrically connected with speed switch
Connect, speed switch is electrically connected with motor driver, motor driver is electrically connected with brushless electric machine.
9. a kind of duct Blowing drum according to claim 1, it is characterised in that：The shell body is by left shell and right shell body
Composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281326.7U CN206206279U (en) | 2016-11-28 | 2016-11-28 | A kind of duct Blowing drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281326.7U CN206206279U (en) | 2016-11-28 | 2016-11-28 | A kind of duct Blowing drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206279U true CN206206279U (en) | 2017-05-31 |
Family
ID=58747974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621281326.7U Active CN206206279U (en) | 2016-11-28 | 2016-11-28 | A kind of duct Blowing drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206279U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514490A (en) * | 2020-05-19 | 2020-08-11 | 永康市兴虎动力机械有限公司 | Fire extinguisher with improved safety performance and prolonged service life |
| EP3839264A3 (en) * | 2019-12-17 | 2021-10-13 | Systemair GmbH | Sound-insulated fan assembly |
-
2016
- 2016-11-28 CN CN201621281326.7U patent/CN206206279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3839264A3 (en) * | 2019-12-17 | 2021-10-13 | Systemair GmbH | Sound-insulated fan assembly |
| CN111514490A (en) * | 2020-05-19 | 2020-08-11 | 永康市兴虎动力机械有限公司 | Fire extinguisher with improved safety performance and prolonged service life |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |