CN207935164U - A kind of Combined type fan housing - Google Patents
A kind of Combined type fan housing Download PDFInfo
- Publication number
- CN207935164U CN207935164U CN201820352299.0U CN201820352299U CN207935164U CN 207935164 U CN207935164 U CN 207935164U CN 201820352299 U CN201820352299 U CN 201820352299U CN 207935164 U CN207935164 U CN 207935164U
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- China
- Prior art keywords
- snail
- template
- hole
- combined type
- fan housing
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- 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.)
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- 241000237858 Gastropoda Species 0.000 claims abstract description 55
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229960001866 silicon dioxide Drugs 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000004512 die casting Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 244000098674 Pinus cembroides Species 0.000 description 1
- 235000005013 Pinus cembroides Nutrition 0.000 description 1
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- 235000015593 Pinus monophylla Nutrition 0.000 description 1
- 235000015594 Pinus parryana Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of Combined type fan housing, including the first snail template, second snail template and volute casing, the volute casing includes a curved slab and distinguishes two surface plates of outwardly extending formation along curved slab both ends tangential direction, the first snail template, rectangle exhaust passage is surrounded between second snail template and two surface plates, first snail template offers inlet scoop, second snail template is provided with motor installing port, the outer edge of first snail template and the second snail template offers mounting hole along its thickness direction respectively, volute casing opens up and the one-to-one through-hole of mounting hole along its width direction, first snail template, second snail template and volute casing are connected by wearing the bolt and nut of mounting hole and through-hole.The utility model spiral case resolves into three workpiece, simplifies the structure of each workpiece, overcomes a small amount of production and produces the shortcomings that cannot taking into account in enormous quantities, while greatly reducing die cost, production cost and cost of labor, requires machinery equipment needed for production relatively low.
Description
Technical field
The utility model is related to wind turbine fields, and in particular to a kind of Combined type fan housing.
Background technology
Conventional fan spiral case is mainly metal plate welding and die casting, and that there are precision is low for metal plate welding, and deformation is serious, batch
Production can not accomplish that appearance is consistent, and complex procedures, wind turbine quality cannot be guaranteed, in addition the technology of welding processing require compared with
Height directly affects product quality when the level of skill of operating personnel is irregular.Die casting mode there are the problem of it is main
For mold complexity, die cost is high, and high energy consumption, the bigger workpiece of volume is higher to the tonnage demand of die casting machine, and product cost is high.
Invention content
For the defects in the prior art, the utility model provides a kind of Combined type fan housing, volute of blower installation
It is easy, of low cost, precision is high, can be mass.
Specific technical solution is as described below：
A kind of Combined type fan housing, including the first snail template, the second snail template and volute casing, the volute casing include one
Curved slab and two surface plates that outwardly extending formation is distinguished along curved slab both ends tangential direction, the first snail type
Rectangle exhaust passage is surrounded between plate, the second snail template and two surface plates；The first snail template offers air draught
Mouthful, the second snail template is provided with motor installing port；The first snail template and the second snail template outer edge edge respectively
Its thickness direction offers mounting hole, the volute casing along its width direction open up with the one-to-one through-hole of the mounting hole,
The first snail template, the second snail template and the volute casing are by wearing the bolt spiral shell of the mounting hole and the through-hole
Mother is connected.
Spiral case is resolved into three workpiece in the technical program, simplifies the structure of each workpiece, workpiece is then passed through into spiral shell
Bolt nut is connected, and overcomes a small amount of production and produces the shortcomings that cannot taking into account in enormous quantities, at the same greatly reduce die cost,
Production cost and cost of labor require machinery equipment needed for production relatively low.
For the technical program is better achieved, it is preferable to, the inlet scoop is round hole, and the first snail template is in institute
It states inlet scoop periphery and is evenly arranged with several connectors, several described connector outer surfaces are coated with ring packing
Pad, the Gask-O-Seal internal diameter match with the inlet scoop diameter.
Spiral case in the technical program is applied when on suction ventilator, will have been connected with spiral case by extractor fan by connector
Come, and sealed by Gask-O-Seal, both ensure that the seal that extractor fan is connected with spiral case, in turn ensures the logical of air draught
Freely.
It further limits, the Gask-O-Seal is silicagel pad or rubber pad, and the thickness of the Gask-O-Seal is more than described
The height of connector.
It further limits, the connector is threaded post, and the quantity of the connector is at least three.
It further limits, the inlet scoop axis and the motor installing port axis overlap.
Further limit, the second snail template offered on the outside of the motor installing port fixed motor several are fixed
Position hole.
It further limits, the internal diameter of the volute casing is 80mm-500mm, and the thickness of the volute casing is 2-10cm.
Preferably, further include screw, two surface plates open up along its length respectively to be connected to the through-hole
The bar portion of limit hole, the bolt radially offers screw hole, and the screw inner end screws in the screw hole, and outer end is stuck in
In the limit hole, the technical program limits bolt by screw, can prevent bolt and nut connection from being loosened by concussion de-
It falls, this is simple in structure, easy to make, and practicability is high.
Compared with prior art, the beneficial effects of the utility model：
1, spiral case is resolved into the first snail template, the second snail template and volute casing by the utility model, originally three-dimensional workpiece
Become two-dimensional workpiece, make the mode of processing more flexible and can guarantee workpiece accuracy.
2, the utility model greatly reduces die cost, production cost and cost of labor, is wanted to machinery equipment needed for production
Ask relatively low.
3, increase stop screw in the utility model, so that bolt and nut is connected more stable, eliminate bolt and nut pine
The security risk that dynamic or separation is formed.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is a kind of Combined type fan housing structure left side structure schematic diagram that the utility model embodiment 1 provides；
Fig. 2 is a kind of Combined type fan housing structure right side structure schematic diagram that the utility model embodiment 1 provides；
Fig. 3 is volute casing plan view in Fig. 1 or Fig. 2；
Fig. 4 is a kind of Combined type fan housing structure right side structure schematic diagram that the utility model embodiment 2 provides；
Fig. 5 is a kind of Combined type fan housing structure right side structure schematic diagram that the utility model embodiment 3 provides；
Fig. 6 is partial structural diagram in Fig. 5.
Reference numeral：
1, the first snail template；2, the second snail template；3, volute casing；4, exhaust passage；5, connector；6, Gask-O-Seal；7、
Screw；
11, inlet scoop；12, mounting hole；
21, motor installing port；22, location hole；
31, curved slab；32, surface plate；33, through-hole；34, limit hole；
81 bolts；82, nut.
Specific implementation mode
The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and this practicality cannot be limited with this
Novel protection domain.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
In the description of the present application, it is to be understood that term "center", " thickness ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " is orientation based on ... shown in the drawings or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, device or element are not indicated or implied the indicated
It must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.The meaning of " plurality " is two in the description of the present invention,
More than, unless otherwise specifically defined.
Embodiment 1：
Referring to figs. 1 to Fig. 3, a kind of Combined type fan housing, including the first snail template 1, the second snail template 2 and volute casing 3,
The first snail template 1, the second snail template 2 and volute casing 3 are made or of anti-rust metal material/engineering plastics in metal material
Surface is coated with antirust coat, to ensure the security performance and service life of volute of blower.
The volute casing 3 includes a curved slab 31 and distinguishes outwardly extending formation along 31 both ends tangential direction of curved slab
The radian of two surface plates 32, the curved slab 31 preferably 270 °, can utmostly ensure in this way between 220 ° to 300 °
Ventilation is smooth, reduces windage.Rectangle exhaust passage is surrounded between the first snail template 1, the second snail template 2 and two surface plates 32
4。
It further illustrates, the internal diameter of volute casing 3 is 80mm-500mm, thickness 2-10cm, specifically can be according to the use of wind turbine
Way and service life selection.
Further illustrate, the first snail template 1 offers inlet scoop 11, and filter device can be arranged in inlet scoop 11, with ensure into
The quality of wind, the second snail template 2 are provided with motor installing port 21, and the second snail template 2 offers solid in 21 outside of motor installing port
Determine several location holes 22 of motor, motor is fixed on electricity by the present embodiment by location hole 22 and locating piece (non-view in figure)
In machine installing port 21, fan air draught provides power.
It further illustrates, to improve the efficiency of wind turbine, 11 axis of inlet scoop and 21 axis of motor installing port is overlapped, with drop
Low windage.
It further illustrates, the first snail template 1 and 2 outer edge of the second snail template offer mounting hole along its thickness direction respectively
12, volute casing 3 opens up and 12 one-to-one through-hole 33 of mounting hole, the first snail template 1, the second snail template along its width direction
2 and volute casing 3 by wear mounting hole 12 and through-hole 33 81 nut 82 of bolt be connected.
This implementation is coordinated by 81 nut 82 of bolt is spliced into snail by the first snail template 1, the second snail template 2 and volute casing 3
Shell efficiently solves the problems, such as that volute of blower manufacture difficulty is high in the prior art, batch production appearance is inconsistent, reduces simultaneously
Spiral case installation difficulty and production cost.
Embodiment 2：
With reference to Fig. 4, embodiment 2 is similar to Example 1, the difference lies in that the inlet scoop 11 is round hole, the first snail
Template 1 is evenly arranged with several connectors 5 in 11 periphery of inlet scoop, several 5 outer surfaces of connector are coated with annular
Gasket 6,6 internal diameter of Gask-O-Seal match with 11 diameter of inlet scoop.
It illustrates further, Gask-O-Seal 6 is silicagel pad or rubber pad, and the thickness of the Gask-O-Seal 6 is more than connection
The height of part 5, more specifically, connector 5 is threaded post, the quantity of the connector 5 is at least three.
Volute of blower is connect with by extractor fan by connector 5 in the present embodiment, wind turbine can make when suction ventilator at this time
With wind turbine makes to be formed negative pressure in extractor fan according to the target of setting, and the connection type is simple in structure, leakproofness is good, surely
Qualitative height.
Embodiment 3：
Referring to figure 5 and figure 6, Fig. 6 is the partial schematic diagram along 32 length direction of surface plate in Fig. 5.Embodiment 3 and embodiment
2 is similar, the difference lies in that Combined type fan housing further includes screw 7, two surface plates 32 open up along its length respectively
The bar portion of the limit hole 34 being connected to through-hole 33, bolt 81 radially offers screw hole, and 7 inner end of screw screws in screw hole,
Outer end is stuck in limit hole 34.
Wind turbine in use, by motor shake bolt 81 and nut 82 connect easy loosening must after bolt 81 and nut 82 loosen
So invisible waste is caused to increase, can also form security risk sometimes, screw 7 screws in screw hole in the present embodiment, can prevent bolt 81
It loosens, to ensure that wind turbine normal operation, furthermore 7 outer end of screw is not divulged information completely in limit hole 34 in this programme
It influences, when overhaul of the equipments need to only check whether screw 7 is intact, you can determine that volute of blower with the presence or absence of leaking out, reduces wind turbine
The program of wind speed is measured when maintenance, the practicality is very high.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of Combined type fan housing, which is characterized in that
Including the first snail template (1), the second snail template (2) and volute casing (3), the volute casing (3) includes a curved slab (31)
With two surface plates (32) for distinguishing outwardly extending formation along the curved slab (31) both ends tangential direction, the first snail type
Rectangle exhaust passage (4) is surrounded between plate (1), the second snail template (2) and two surface plates (32)；
The first snail template (1) offers inlet scoop (11), and the second snail template (2) is provided with motor installing port (21)；
The first snail template (1) and the second snail template (2) outer edge offer mounting hole along its thickness direction respectively
(12), the volute casing (3) along its width direction open up with the one-to-one through-hole (33) of the mounting hole (12), described first
Snail template (1), the second snail template (2) and the volute casing (3) are by wearing the mounting hole (12) and the through-hole
(33) bolt (81) nut (82) is connected.
2. a kind of Combined type fan housing according to claim 1, which is characterized in that
The inlet scoop (11) is round hole, and the first snail template (1) is uniformly arranged in the inlet scoop (11) periphery
There are several connectors (5), several described connector (5) outer surfaces are coated with Gask-O-Seal (6), the Gask-O-Seal
(6) internal diameter matches with the inlet scoop (11) diameter.
3. a kind of Combined type fan housing according to claim 2, which is characterized in that
The Gask-O-Seal (6) is silicagel pad or rubber pad, and the thickness of the Gask-O-Seal (6) is more than the connector (5)
Height.
4. a kind of Combined type fan housing according to claim 3, which is characterized in that
The connector (5) is threaded post, and the quantity of the connector (5) is at least three.
5. a kind of Combined type fan housing according to claim 1, which is characterized in that
Inlet scoop (11) axis and the motor installing port (21) axis overlap.
6. a kind of Combined type fan housing according to claim 2, which is characterized in that
The second snail template (2) offers several location holes of fixed motor on the outside of the motor installing port (21)
(22)。
7. a kind of Combined type fan housing according to claim 1 to 6 any one, which is characterized in that
The internal diameter of the volute casing (3) is 80mm-500mm, and the thickness of the volute casing (3) is 2-10cm.
8. a kind of Combined type fan housing according to claim 1 to 6 any one, which is characterized in that
Further include screw (7), two surface plates (32) open up along its length respectively to be connected to the through-hole (33)
The bar portion of limit hole (34), the bolt (81) radially offers screw hole, and screw (7) inner end screws in the screw hole
Interior, outer end is stuck in the limit hole (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820352299.0U CN207935164U (en) | 2018-03-14 | 2018-03-14 | A kind of Combined type fan housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820352299.0U CN207935164U (en) | 2018-03-14 | 2018-03-14 | A kind of Combined type fan housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935164U true CN207935164U (en) | 2018-10-02 |
Family
ID=63654988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820352299.0U Expired - Fee Related CN207935164U (en) | 2018-03-14 | 2018-03-14 | A kind of Combined type fan housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952044A (en) * | 2022-05-13 | 2022-08-30 | 重庆银河试验仪器有限公司 | Self-align clamping shaping structure |
-
2018
- 2018-03-14 CN CN201820352299.0U patent/CN207935164U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114952044A (en) * | 2022-05-13 | 2022-08-30 | 重庆银河试验仪器有限公司 | Self-align clamping shaping structure |
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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: 20181002 |