CN205714962U - A kind of high pressure two opens Hafu-type centrifugal fan casing - Google Patents
A kind of high pressure two opens Hafu-type centrifugal fan casing Download PDFInfo
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- CN205714962U CN205714962U CN201620639432.1U CN201620639432U CN205714962U CN 205714962 U CN205714962 U CN 205714962U CN 201620639432 U CN201620639432 U CN 201620639432U CN 205714962 U CN205714962 U CN 205714962U
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- back side
- front side
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- side board
- hafu
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Abstract
This utility model is to open Hafu-type centrifugal fan casing about a kind of high pressure two, including front side board, back side panel and spiral case housing, described front side board and back side panel are connected by half flange, described spiral case housing is provided with the C-shaped reinforcement of some one-tenth radiation profile, described front side board is provided with front side board strengthening groove steel ring and front side board strengthens channel-section steel, described back side panel is provided with back side panel strengthening groove steel ring and back side panel strengthens channel-section steel, the middle part of described C-shaped reinforcement is welded on spiral case housing, two ends are then respectively welded at front side board strengthening groove steel ring or front side board strengthens channel-section steel and back side panel strengthening groove steel ring or back side panel is strengthened on channel-section steel.After using said structure, it has the beneficial effect that the intensity that can improve spiral case housing so that the vibration values of front side board and back side panel is greatly reduced, thus plays the effect preventing casing from ftractureing.
Description
Technical field
This utility model belongs to fan part technical field, specifically, is to open Hafu-type about a kind of high pressure two to be centrifuged
Fan casing.
Background technology
Blower fan is dependent on the mechanical energy of input, improves gas pressure and supplies gas side by side the machinery of body, and it is a kind of driven stream
Body machinery.Blower fan is China to be called for short the custom of gas compression and gas conveying machinery, usually said blower fan include ventilation blower,
Aerator, compressor and Roots blower, but not including that piston compressor isometric(al) formula aerator and compressor.Gas pressure
Contracting and gas conveying machinery are that the mechanical energy rotated is converted to gas pressure energy and kinetic energy, and gas is transferred out.
Blower fan can accelerate air flowing, can quickly discharge gas, it is adaptable to multiple occasion, such as factory, mine, tunnel,
Cooling tower, vehicle, boats and ships and ventilation for building, dust discharge and cooling.It is presently used for the blower fan of glass production line, including casing
With the cross reinforcing being located in casing and/or vertical strengthening ribs, during use, casing can be split, and its maintenance cost is high.
It addition, blower fan is when being acted on by higher temperature, it is susceptible to deformation, so there is a possibility that fan casing and leaf
Come in contact between wheel, even have accidents caused hidden danger, so improving integral rigidity and the intensity ever more important of casing.
Utility model content
The purpose of this utility model is to improve the deficiencies in the prior art, it is provided that a kind of high pressure two drives Hafu-type centrifugal blower machine
Shell, to strengthen the intensity of fan casing.
For achieving the above object, this utility model is by the following technical solutions:
A kind of high pressure two opens Hafu-type centrifugal fan casing, including front side board, back side panel and spiral case housing, described front side board
Being connected by half flange with back side panel, described spiral case housing is provided with the C-shaped reinforcement of some one-tenth radiation profile, described front side
Plate is provided with front side board strengthening groove steel ring and front side board and strengthens channel-section steel, described back side panel be provided with back side panel strengthening groove steel ring and after
Channel-section steel strengthened by side plate, and the middle part of described C-shaped reinforcement is welded on spiral case housing, and two ends are then respectively welded at front side board strengthening groove
Steel ring or front side board strengthen channel-section steel and back side panel strengthening groove steel ring or back side panel is strengthened on channel-section steel.
According to this utility model, described front side board is additionally provided with front side board cross reinforcing and front side board vertical strengthening ribs.
According to this utility model, described back side panel is additionally provided with back side panel cross reinforcing and back side panel vertical strengthening ribs.
According to this utility model, described back side panel is additionally provided with tripod supporting, to improve blower fan integral rigidity, prevents wind
Machine deforms.During use, tripod supporting will be increased between back side panel and transmission group square chest, blower fan can be improved overall just
Degree.
According to this utility model, in described spiral case housing, it is additionally provided with spiral case reinforcement steel pipe.
According to this utility model, described front side board is additionally provided with reinforcement band steel circle.
High pressure two of the present utility model opens Hafu-type centrifugal fan casing, and it provides the benefit that:
1, front side board and back side panel use half flange to connect, it is simple to keep in repair, dismantle impeller；
2, it is disposed with into the C-shaped reinforcement of radiation profile on spiral case housing, the intensity of spiral case housing can be improved so that front
The vibration values of side plate and back side panel is greatly reduced, thus plays the effect preventing casing from ftractureing；
3, the setting of tripod supporting, can improve blower fan integral rigidity.
Accompanying drawing explanation
Fig. 1 is the front view that high pressure two of the present utility model opens Hafu-type centrifugal fan casing.
Fig. 2 is the rearview that high pressure two of the present utility model opens Hafu-type centrifugal fan casing.
Fig. 3 is the lateral plan that high pressure two of the present utility model opens Hafu-type centrifugal fan casing.
Detailed description of the invention
Below in conjunction with concrete accompanying drawing, high pressure two of the present utility model is opened Hafu-type centrifugal fan casing and makees the most in detail
Explanation.It should be pointed out that, for those skilled in the art, in the premise without departing from this utility model principle
Under, it is also possible to make some improvements and modifications.These improvements and modifications also should be regarded as protection domain of the present utility model.
As depicted in figs. 1 and 2, open Hafu-type centrifugal fan casing for high pressure two of the present utility model, including front side board 1,
Back side panel 3 and spiral case housing 2, front side board 1 and back side panel 3 are connected by half flange 6, and described spiral case housing 2 is provided with some
Become radiation profile C-shaped reinforcement 4 (extended line of the most some C-shaped reinforcements 4 is all on the center of circle of spiral case housing 2), described before
Side plate 1 is provided with front side board strengthening groove steel ring 5 and front side board strengthens channel-section steel 7, and described back side panel 3 is provided with back side panel and strengthens channel-section steel
Circle 11 and back side panel strengthen channel-section steel 12, and the middle part of described C-shaped reinforcement 4 is welded on spiral case housing 2, and two ends are then respectively welded at
Front side board strengthening groove steel ring 5 or front side board strengthen channel-section steel 7 and back side panel strengthening groove steel ring 11 or back side panel is strengthened on channel-section steel 12.
Front side board cross reinforcing 9 and front side board vertical strengthening ribs 8 it is additionally provided with on described front side board 1.
Back side panel cross reinforcing 15 and back side panel vertical strengthening ribs 14 it is additionally provided with on described back side panel 2.
As it is shown on figure 3, be additionally provided with tripod supporting 17 on described back side panel 3, to improve blower fan integral rigidity, prevent blower fan
Deform.
It is additionally provided with spiral case on described spiral case housing 2 and strengthens steel pipe 10.
Reinforcement band steel circle 13 (as shown in Figure 1) it is additionally provided with on described front side board 1.
During use, front side board 1 and back side panel 3 are connected by half flange, then, bolt is passed through in tripod supporting 17
While being fixed on back side panel 3, another side is fixed on transmission group square chest 18.High pressure two of the present utility model is used to open Kazakhstan
Husband's formula centrifugal fan casing, its blower fan integral rigidity is strong, the most easy to crack, applied widely.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications.These improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (6)
1. high pressure two opens a Hafu-type centrifugal fan casing, including front side board, back side panel and spiral case housing, it is characterised in that
Described front side board and back side panel are connected by half flange, and described spiral case housing is provided with the C-shaped of some one-tenth radiation profile and strengthens
Muscle, described front side board is provided with front side board strengthening groove steel ring and front side board strengthens channel-section steel, and described back side panel is provided with back side panel and adds
Strong channel-section steel circle and back side panel strengthen channel-section steel, and the middle part of described C-shaped reinforcement is welded on spiral case housing, and two ends are then respectively welded at
Front side board strengthening groove steel ring or front side board strengthen channel-section steel and back side panel strengthening groove steel ring or back side panel is strengthened on channel-section steel.
2. high pressure two as claimed in claim 1 opens Hafu-type centrifugal fan casing, it is characterised in that also set on described front side board
There are front side board cross reinforcing and front side board vertical strengthening ribs.
3. high pressure two as claimed in claim 1 opens Hafu-type centrifugal fan casing, it is characterised in that also set on described back side panel
There are back side panel cross reinforcing and back side panel vertical strengthening ribs.
4. high pressure two as claimed in claim 1 opens Hafu-type centrifugal fan casing, it is characterised in that also set on described back side panel
Tripod is had to support.
5. high pressure two as claimed in claim 1 opens Hafu-type centrifugal fan casing, it is characterised in that on described spiral case housing also
It is provided with spiral case and strengthens steel pipe.
6. high pressure two as claimed in claim 1 opens Hafu-type centrifugal fan casing, it is characterised in that also set on described front side board
There is reinforcement band steel circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620639432.1U CN205714962U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure two opens Hafu-type centrifugal fan casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620639432.1U CN205714962U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure two opens Hafu-type centrifugal fan casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205714962U true CN205714962U (en) | 2016-11-23 |
Family
ID=57316936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620639432.1U Expired - Fee Related CN205714962U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure two opens Hafu-type centrifugal fan casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205714962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259727A (en) * | 2019-07-09 | 2019-09-20 | 中国航发哈尔滨东安发动机有限公司 | A kind of gas turbine blower volute structure |
-
2016
- 2016-06-24 CN CN201620639432.1U patent/CN205714962U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259727A (en) * | 2019-07-09 | 2019-09-20 | 中国航发哈尔滨东安发动机有限公司 | A kind of gas turbine blower volute structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161123 Termination date: 20170624 |