CN200996392Y - Fan shell - Google Patents
Fan shell Download PDFInfo
- Publication number
- CN200996392Y CN200996392Y CN 200620163959 CN200620163959U CN200996392Y CN 200996392 Y CN200996392 Y CN 200996392Y CN 200620163959 CN200620163959 CN 200620163959 CN 200620163959 U CN200620163959 U CN 200620163959U CN 200996392 Y CN200996392 Y CN 200996392Y
- Authority
- CN
- China
- Prior art keywords
- air compartment
- compartment shell
- fan casing
- bearing
- shell
- 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
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A blower fan shell includes a front air chamber shell of spiral shape, a back air chamber shell of spiral shape, a flange provided at the air outlet of the front and the back air chamber as well as a support; the front air chamber shell is provided with an air door which is provided with an air inlet, and the air inlet is provided with a protecting net; the utility model is characterized in that the front and the back air chamber shells (1), (2) are provided on the support (3) after assembly, and the support is installed with a bracket (5) which is connected with the back air chamber shell (2); the back air chamber shell is provided with a mounting hole (21) of the motor shell.
Description
Technical field
The utility model relates to a kind of fan casing.
Background technique
Existing fan casing comprises the preceding air compartment shell of volute, the back air compartment shell and the bearing of volute; Forward and backward air compartment shell connects by screw, the structure more complicated that bearing is connected with forward and backward air compartment shell, and Heavy Weight also compares waste material, and during use, balance quality is also bad.
The model utility content
The utility model overcomes the deficiencies in the prior art and provides a kind of simple in structure, and is in light weight, saves material, and intensity is good, balance, a kind of fan casing that stability is good.
In order to achieve the above object, the utility model is achieved in that it is a kind of fan casing, comprises the preceding air compartment shell of volute, and the back air compartment shell of volute is located at the flange and the bearing at forward and backward air compartment shell exhaust outlet place; Be provided with air door on preceding air compartment shell, be provided with intake grill on air door, the place is provided with protective net at intake grill; It is characterized in that: be located on the bearing after the assembling of forward and backward air compartment shell, the fixing support that is provided with on bearing, this support is fixedlyed connected with back air compartment shell; On the air compartment shell of back, be provided with the mounting hole of electric machine casing.
The utility model further is improved to, on the air compartment shell of described back, be positioned at position that motor is installed fixing be provided with annular stiffening plate, on annular stiffening plate, be provided with the size and location hole identical and corresponding with above-mentioned mounting hole.
On described support, be provided with and increase first flanging that is connected area of contact with back air compartment shell.
On described support, be provided with and increase second flanging that is connected area of contact with bearing.
The supporting frame of fixing on described bearing that is provided with the forward and backward air compartment shell of support is provided with bayonet socket on supporting frame.
On described bearing, be provided with and make forward and backward air compartment shell located opening, be provided with two opening slots on the both sides of opening.
Clocklike stamping-out has honeybee helicotrema more than two at the center of described air door, thereby forms intake grill and protective net.
The connection part of described forward and backward air compartment shell overlaps bending mutually and cooperates, wherein another air compartment flanging of air compartment flanging hard-pressed bale.
End face at described flange is provided with stiffening rib.
On the air compartment shell of described back, be provided with stiffening rib.
The utility model advantage compared with prior art is, and is simple in structure, in light weight, saves material, and intensity is good, and balance and stability are good.
Description of drawings
Fig. 1 is the schematic perspective view that the utility model is seen from behind;
Fig. 2 is the stereogram of bearing among Fig. 1;
Fig. 3 be among Fig. 1 before the local section enlarged view of air compartment shell and back air compartment shell connection part;
Fig. 4 is the schematic perspective view after the utility model removes air door;
Fig. 5 is the schematic perspective view of the utility model from seeing previously;
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Shown in Fig. 1 to 5, it is a kind of fan casing, and it comprises the preceding air compartment shell 1 of volute, and the back air compartment shell 2 of volute is located at the flange 6 and the bearing 3 at forward and backward air compartment shell exhaust outlet place; On preceding air compartment shell, be provided with air door 8, on air door, be provided with intake grill, be provided with protective net 9 at the intake grill place; Be located on the bearing 3 after the assembling of forward and backward air compartment shell, the fixing support 5 that is provided with on bearing, this support is fixedlyed connected with back air compartment shell 2; On the air compartment shell of back, be provided with the mounting hole 21 of electric machine casing; The connection part of forward and backward air compartment shell overlaps bending mutually and cooperates, wherein another air compartment flanging of air compartment flanging hard-pressed bale; On back air compartment shell 2, be provided with stiffening rib 22; End face at flange 6 is provided with stiffening rib 61.In the present embodiment, on back air compartment shell 2, be positioned at position that motor is installed fixing be provided with annular stiffening plate 7, they are fixed by the mode of welding, have increased the intensity at this position of back air compartment shell, are provided with the identical and corresponding hole 71 of size and location and above-mentioned mounting hole 21 on annular stiffening plate.On support 5, be respectively equipped with and increase first flanging 51 and second flanging 52 that is connected area of contact with back air compartment shell 2 and bearing 3, first flanging is fixedlyed connected with back air compartment shell by the mode of welding, second flanging also is to fixedly connected with bearing by the mode of welding, makes more firm that support is connected with afterwards air compartment shell and bearing.The supporting frame of fixing on bearing 34 that is provided with the forward and backward air compartment shell of support is provided with bayonet socket 41 on supporting frame; On bearing 3, be provided with one and make forward and backward air compartment shell located opening 32, be provided with two opening slots 31,33 on the both sides of opening; After forward and backward air compartment shell installed, its connection part support was in bayonet socket 41 and two opening slots 31,33.Clocklike stamping-out has honeybee helicotrema more than two at the center of air door 8, thereby forms intake grill and protective net 9.
Claims (10)
1, a kind of fan casing, it comprises the preceding air compartment shell of volute, the back air compartment shell of volute is located at the flange and the bearing at forward and backward air compartment shell exhaust outlet place; Be provided with air door on preceding air compartment shell, be provided with intake grill on air door, the place is provided with protective net at intake grill; It is characterized in that: be located on the bearing (3) after the assembling of forward and backward air compartment shell (1), (2), the fixing support (5) that is provided with on bearing, this support is fixedlyed connected with back air compartment shell (2); On the air compartment shell of back, be provided with the mounting hole (21) of electric machine casing.
2, a kind of fan casing according to claim 1, it is characterized in that: on back air compartment shell (2), be positioned at position that motor is installed fixing be provided with annular stiffening plate (7), on annular stiffening plate, be provided with the size and location hole (71) identical and corresponding with above-mentioned mounting hole (21).
3, a kind of fan casing according to claim 1 is characterized in that: be provided with increase is connected area of contact with back air compartment shell (2) first flanging (51) on support (5).
4, a kind of fan casing according to claim 1 is characterized in that: be provided with increase is connected area of contact with bearing (3) second flanging (52) on support (5).
5, a kind of fan casing according to claim 1 is characterized in that: go up the fixing supporting frame (4) that supports forward and backward air compartment shell (1), (2) that is provided with at bearing (3), be provided with bayonet socket (41) on supporting frame.
6, a kind of fan casing according to claim 1 is characterized in that: be provided with on bearing (3) and make forward and backward air compartment shell (1), (2) located opening (32), be provided with two opening slots (31), (33) on the both sides of opening.
7, a kind of fan casing according to claim 1 is characterized in that: clocklike stamping-out has honeybee helicotrema more than a plurality of at the center of air door (8), thereby forms intake grill and protective net (9).
8, a kind of fan casing according to claim 1 is characterized in that: the connection part of forward and backward air compartment shell (1), (2) overlaps bending mutually and cooperates, wherein another air compartment flanging of air compartment flanging hard-pressed bale.
9, a kind of fan casing according to claim 1 is characterized in that: the end face at flange (6) is provided with stiffening rib (61).
10, a kind of fan casing according to claim 1 is characterized in that: be provided with stiffening rib (22) on back air compartment shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620163959 CN200996392Y (en) | 2006-12-30 | 2006-12-30 | Fan shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620163959 CN200996392Y (en) | 2006-12-30 | 2006-12-30 | Fan shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200996392Y true CN200996392Y (en) | 2007-12-26 |
Family
ID=38994823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620163959 Expired - Fee Related CN200996392Y (en) | 2006-12-30 | 2006-12-30 | Fan shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200996392Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155438A (en) * | 2010-09-16 | 2011-08-17 | 苏州顶裕节能设备有限公司 | Centrifugal fan support structure |
| CN108087304A (en) * | 2017-12-23 | 2018-05-29 | 安徽王仁和米线食品有限公司 | A kind of rice noodles production wind turbine |
-
2006
- 2006-12-30 CN CN 200620163959 patent/CN200996392Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155438A (en) * | 2010-09-16 | 2011-08-17 | 苏州顶裕节能设备有限公司 | Centrifugal fan support structure |
| CN108087304A (en) * | 2017-12-23 | 2018-05-29 | 安徽王仁和米线食品有限公司 | A kind of rice noodles production wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071226 Termination date: 20111230 |