CN206309658U - The removable FFU draught fan impellers of blade - Google Patents
The removable FFU draught fan impellers of blade Download PDFInfo
- Publication number
- CN206309658U CN206309658U CN201621436625.3U CN201621436625U CN206309658U CN 206309658 U CN206309658 U CN 206309658U CN 201621436625 U CN201621436625 U CN 201621436625U CN 206309658 U CN206309658 U CN 206309658U
- Authority
- CN
- China
- Prior art keywords
- blade
- column
- hole
- shaped projection
- limited cover
- 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
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model is related to a kind of removable FFU draught fan impellers of blade, it is made up of pedestal and the blade being arranged on outside pedestal, the pedestal is made up of disc seat with the column-shaped projection for being fixedly installed on disc seat top center, and the column-shaped projection outer circular array has some groups of pin holes；Column-shaped projection top is provided with limited cover, and the center of the limited cover is provided with the axis hole for connecting up and down with the center of column-shaped projection, and axis hole its top outer is provided with the positioning cap fitted with spacing hd top face；With the center of axis hole as circular, circle shows some spacing holes that Open Side Down, and the blade is plugged between spacing hole and pin holes symmetrical above and below for the bottom of the limited cover.This removable its blade of FFU draught fan impellers of blade is arranged on axle joint chair by way of grafting, it is easy for installation and removal, once wherein there is blade individually to damage, the partial demolition that will can be damaged is changed, without impeller is integrally changed, use cost is reduced.
Description
Technical field
The utility model is related to air purification field, more particularly to a kind of removable FFU draught fan impellers of blade.
Background technology
FFU is english abbreviation, and full name is Fan Filter Units, and the Chinese meaning is blower fan filter module（Unit）.
FFU can modularization connection use so that FFU is widely used in dust free room, dustless operating platform, dustless production line, group
The application scenario such as dress formula dust free room and local laminar flow.FFU is provided with first, efficient double-filtration net.Blower fan inhales air from FFU tops
Enter and pass through just, high efficiency particulate air filter filtering, pure air after filtering whole outlet air surface with the wind speed of 0.45M/S ± 20% at the uniform velocity
Send out.It is different size size, and the toilet of different cleaniliness classses, microenvironment provide high-quality pure air.New
Build in toilet, the transformation renovation of clean room formula, you can improve cleanliness class, reduce noise and vibration, can also substantially reduce
Cost, it is convenient for installation and maintenance, it is the ideal components of clean environment.
Blower fan is both provided with each FFU, blower fan is typically all disposed within FFU tops, and blower fan drive installation is in its power transmission shaft
On impeller by outside air suction FFU.Existing FFU blower fans are all set upward, for the sake of security, outside blower fan
Portion is both provided with safety guard, but, the top of shield is all latticed, if there is debris to drop on shield, can be easily by wind
In machine suction FFU, if harder debris, draught fan impeller damage is easily caused, influence FFU is used, the draught fan impeller after damage
Integral replacing is needed, use cost is improve.
The content of the invention
Technical problem to be solved in the utility model is to provide and a kind of can facilitate what fan impeller blade was individually changed
The removable FFU draught fan impellers of blade.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：A kind of blade is removable
Formula FFU draught fan impellers, are made up of pedestal and the blade for being arranged on pedestal outside surrounding, and the pedestal is by disc seat and is fixedly installed
Constituted in the column-shaped projection of disc seat top center, be with column-shaped projection center on the disc seat of column-shaped projection outside surrounding
The center of circle, circle shows some groups of pin holes, and every group of pin holes are made up of the convergence hole of two connection disc seat upper and lower surfaces；Institute
State column-shaped projection top and be provided with limited cover, the center of the limited cover and the center of column-shaped projection are provided with axis hole, described
Axis hole on limited cover and column-shaped projection is symmetrical above and below, and axis hole connection limited cover top and base bottom, and its top is outer
Side is provided with the positioning cap fitted with spacing hd top face；The bottom of the limited cover with the center of axis hole be circular, circular array
There are some spacing holes that Open Side Down, the quantity of the spacing hole is identical with the quantity of pin holes and position is corresponding；The blade
Top be plugged in spacing hole, bottom by two downwardly convex pins be connected with two in pin holes grafting coordinate.
Preferably, the bottom centre of the positioning cap is provided with screwed hole.
Preferably, the top of the blade flushes with the top of column-shaped projection, the bottom surface of the limited cover be provided with
The butt hole that column-shaped projection top cooperates, the hole depth of the butt hole is identical with the hole depth of spacing hole.
Preferably, the column-shaped projection top is fixedly installed navigation button, it is provided with the limited cover and navigation button
Position correspondence and the location hole for cooperating.
Compared with prior art, usefulness of the present utility model is：This removable its blade of FFU draught fan impellers of blade
It is arranged on axle joint chair by way of grafting, is easy for installation and removal, once wherein there is blade individually to damage, will can be damaged
Bad partial demolition is changed, and without impeller is integrally changed, reduces use cost.
Brief description of the drawings
The utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the removable FFU draught fan impellers external structure schematic diagram of the utility model blade；
Fig. 2 is the removable FFU draught fan impellers overlooking the structure diagram of the utility model blade；
Fig. 3 is the structure sectional view of A-A in Fig. 2；
Fig. 4 is the removable FFU draught fan impellers present invention looks up structural representation of the utility model blade；
Fig. 5 is the external structure schematic diagram of the removable FFU draught fan impellers Leaf of the utility model blade.
In figure：1st, axle joint chair；2nd, blade；3rd, limited cover；4th, positioning cap；5th, navigation button；6th, axis hole；7th, pin holes；8th, limit
Position hole；9th, location hole；10th, butt hole；11st, pin.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in detail to the utility model：
A kind of removable FFU draught fan impellers of blade shown in Fig. 1 to Fig. 4, by pedestal 1 and being arranged on the outside surrounding of pedestal 1
Blade 2 is constituted, and the pedestal 1 is made up of disc seat with the column-shaped projection for being fixedly installed on disc seat top center, the cylindricality
With column-shaped projection center as the center of circle on the disc seat of raised outside surrounding, circle shows some groups of pin holes 7, every group of pin holes
7 are made up of the convergence hole of two connection disc seat upper and lower surfaces；The column-shaped projection top is provided with limited cover 3, described spacing
The center of lid 3 and the center of column-shaped projection are provided with axis hole 6, and the axis hole on the limited cover 3 and column-shaped projection is right about 6
Claim, and the bottom of pedestal 1, its top outer are provided with what is fitted with the top surface of limited cover 3 at the top of the connection of the axis hole 6 limited cover 3
Positioning cap 4, the bottom centre of the positioning cap 4 is provided with screwed hole, and end part of driving shaft is outer on the screwed hole and blower motor
Screw thread coordinates；With the center of axis hole 6 as circular, circle shows some limits that Open Side Down for the bottom of the limited cover 3
Position hole 8, the quantity of the spacing hole 8 is identical with the quantity of pin holes 7 and position is corresponding；As shown in figure 5, the top of the blade 2
Portion is plugged in spacing hole 8, and bottom is connected grafting with two in pin holes 8 and coordinates by two downwardly convex pins 11.
Limited cover 3 is docked with column-shaped projection top for convenience, and can reliably limit blade 2, the blade 2
Top flushes with the top of column-shaped projection, and the bottom surface of the limited cover 3 is provided with and docking that column-shaped projection top cooperates
Hole 10, the hole depth of the butt hole 10 is identical with the hole depth of spacing hole 8.
In order to prevent the operationally changing of the relative positions between axle joint chair 1 of limited cover 3, it is fixed that the column-shaped projection top is fixedly installed
Position button 5, is provided with location hole 9 that is corresponding with the position of navigation button 5 and cooperating on the limited cover 3.
When using, by the embedded cooperation of pin holes 7 on the pin 11 of the bottom of blade 2 and axle joint chair 1, then by limited cover
3 are connected to the top of axle joint chair 1, and the spacing hole 8 of the bottom of limited cover 3 is plugged in together with the top of corresponding blade 2, and limited cover 3
On location hole 9 be plugged in together with the navigation button 5 on axle joint chair 1, will finally be connected with the axle joint chair 1 of blade 2 and limited cover 3
It is located on the power transmission shaft of blower motor by axis hole 6, and end part of driving shaft is screwed in by positioning cap 4, by axle joint chair 1, leaf
Piece 2 and limited cover 3 are fixed on power transmission shaft.
This removable FFU draught fan impellers of blade its blades 2 is arranged on axle joint chair 1 by way of grafting, convenient
Installation and removal, once wherein there is blade 2 individually to damage, the partial demolition that will can be damaged is changed, without impeller is integrally entered
Row is changed, and reduces use cost.
It is emphasized that：The above is only preferred embodiment of the present utility model, not the utility model is appointed
What formal limitation, every any simple modification made to above example according to technical spirit of the present utility model, etc.
With change and modification, still fall within the range of technical solutions of the utility model.
Claims (4)
1. removable FFU draught fan impellers of a kind of blade, by pedestal（1）Be arranged on pedestal（1）The blade of outside surrounding（2）Group
Into, it is characterised in that：The pedestal（1）It is made up of disc seat and the column-shaped projection for being fixedly installed on disc seat top center, institute
State on the disc seat of column-shaped projection outside surrounding with column-shaped projection center as the center of circle, circle shows some groups of pin holes（7）, often
Group pin holes（7）It is made up of the convergence hole of two connection disc seat upper and lower surfaces；The column-shaped projection top is provided with limited cover
（3）, the limited cover（3）Center and the center of column-shaped projection be provided with axis hole（6）, the limited cover（3）It is convex with cylindricality
Axis hole on rising（6）It is symmetrical above and below, and the axis hole（6）Connection limited cover（3）Top and pedestal（1）Bottom, its top outer
It is provided with and limited cover（3）The positioning cap of top surface laminating（4）；The limited cover（3）Bottom with axis hole（6）Center for circle
Shape, circle shows some spacing holes that Open Side Down（8）, the spacing hole（8）Quantity and pin holes（7）Quantity it is identical
And position correspondence；The blade（2）Top be plugged on spacing hole（8）Interior, bottom passes through two downwardly convex pins（11）
With pin holes（7）On two linking grafting coordinate.
2. removable FFU draught fan impellers of blade according to claim 1, it is characterised in that：The positioning cap（4）Bottom
It is provided centrally with screwed hole.
3. removable FFU draught fan impellers of blade according to claim 1, it is characterised in that：The blade（2）Top with
Flushed at the top of column-shaped projection, the limited cover（3）Bottom surface be provided with and column-shaped projection top cooperate butt hole
（10）, the butt hole（10）Hole depth and spacing hole（8）Hole depth it is identical.
4. removable FFU draught fan impellers of blade according to claim 1, it is characterised in that：The column-shaped projection top is solid
Surely it is provided with navigation button（5）, the limited cover（3）On be provided with and navigation button（5）Position correspondence and the location hole for cooperating
（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621436625.3U CN206309658U (en) | 2016-12-26 | 2016-12-26 | The removable FFU draught fan impellers of blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621436625.3U CN206309658U (en) | 2016-12-26 | 2016-12-26 | The removable FFU draught fan impellers of blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309658U true CN206309658U (en) | 2017-07-07 |
Family
ID=59246087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621436625.3U Expired - Fee Related CN206309658U (en) | 2016-12-26 | 2016-12-26 | The removable FFU draught fan impellers of blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824326A (en) * | 2018-06-19 | 2018-11-16 | 长沙中联重科环境产业有限公司 | Impeller unit, impact gun device and dust suppression equipment |
-
2016
- 2016-12-26 CN CN201621436625.3U patent/CN206309658U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824326A (en) * | 2018-06-19 | 2018-11-16 | 长沙中联重科环境产业有限公司 | Impeller unit, impact gun device and dust suppression equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201874898U (en) | Fan without blades | |
| WO2021057226A1 (en) | Air purifier | |
| CN206309658U (en) | The removable FFU draught fan impellers of blade | |
| CN206754002U (en) | A kind of air channel housing for being used to install centrifugal blower | |
| CN204851766U (en) | Can strain formula centrifugal fan impeller | |
| CN106762848A (en) | The removable FFU draught fan impellers of blade | |
| CN104764088B (en) | A kind of air purifier group of rapidly and efficiently purification function | |
| CN105626555A (en) | Double-suction centrifugal fan and air purifier | |
| KR20100084828A (en) | Airwasher | |
| CN202823082U (en) | Dust remover | |
| CN204176789U (en) | A kind of air cleaner | |
| CN207470456U (en) | A kind of mine special gas filter-type ventilation blower | |
| CN102865640B (en) | Clean room | |
| CN206071906U (en) | A kind of low-noise cabinet type centrifugal fan | |
| CN105013263A (en) | High-efficiency filter structure | |
| CN205216423U (en) | Two air inlet air purifier | |
| CN207761980U (en) | Fan | |
| CN209789745U (en) | Scrubbing brush subassembly and robot of sweeping floor | |
| CN203431994U (en) | Air purifier | |
| CN206409437U (en) | FFU draught fan impeller shields | |
| CN203809350U (en) | Fan with transmission shaft with cone-shaped end | |
| CN208275175U (en) | A kind of cleaner applied to environmental protection | |
| CN204003657U (en) | A kind of V-type is strengthened vibration damping blower fan filtering unit | |
| CN207064160U (en) | Wind turbines automatically cleaning wave-type vibration filter | |
| CN206207707U (en) | A kind of cleaning system that can control space interior air-flow path |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20181226 |