CN211501070U - Tower protecgulum of glass steel is integrative to be synthetic blade - Google Patents
Tower protecgulum of glass steel is integrative to be synthetic blade Download PDFInfo
- Publication number
- CN211501070U CN211501070U CN201922293389.4U CN201922293389U CN211501070U CN 211501070 U CN211501070 U CN 211501070U CN 201922293389 U CN201922293389 U CN 201922293389U CN 211501070 U CN211501070 U CN 211501070U
- Authority
- CN
- China
- Prior art keywords
- blade
- protecgulum
- connecting portion
- back lid
- front 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 8
- 239000011521 glass Substances 0.000 title claims abstract description 8
- 239000010959 steel Substances 0.000 title claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims abstract description 8
- 238000010030 laminating Methods 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000011152 fibreglass Substances 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a tower protecgulum of glass steel is integrative to be synthetic blade, including the protecgulum, set up in the back lid in protecgulum rear, set up the blade between protecgulum and back lid, the protecgulum is the disc, back lid is the variable cross section casing that outwards footpath reduces gradually from the front to the back, blade formula as an organic whole, the blade includes the preceding connecting portion with the laminating of protecgulum back wall, the back connecting portion of being connected with the back lid, the blade portion of connecting portion and back connecting portion both sides before connecting, preceding connecting portion pass through the binder with the protecgulum and bond, back connecting portion pass through binder and back lid and bond, the protecgulum center is equipped with the axle connecting hole, back lid center is equipped with the. The impeller with the integrated blades has the advantages of high blade distribution precision, more accurate size of the blades and high strength of the blades. The utility model discloses the blade distribution precision of the impeller that the blade of integration is high, and blade self size is more accurate, and the intensity of blade is high.
Description
Technical Field
The utility model relates to a fan technical field, in particular to tower protecgulum body composition blade of glass steel.
Background
The impeller of the glass fiber reinforced plastic fan usually comprises a front cover, a rear cover and a blade group, wherein the blade group is formed by distributing single blades around the center of the front cover in an annular array mode, the front and the rear of each blade are respectively connected with the front cover and the rear cover, and the blades are independent from each other, so that the assembly precision of the blades in the design is low, and the connection strength of the blades with the front cover and the rear cover is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tower protecgulum body of glass steel synthesizes blade to prior art not enough.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a tower protecgulum of glass steel integrative synthetic blade, include the protecgulum, set up in the back lid in protecgulum rear, set up in blade between protecgulum and the back lid, the protecgulum is the disc, back lid is the variable cross section casing that gradually reduces to the external diameter from the front and back, blade formula as an organic whole, the blade include with the preceding connecting portion of wall laminating behind the protecgulum, with back connecting portion, the connection that the back lid is connected the blade portion of preceding connecting portion and back connecting portion both sides, preceding connecting portion with the protecgulum passes through the binder and bonds, back connecting portion pass through the binder and bond with the back lid, the protecgulum center is equipped with the axle connecting hole, the back lid center is equipped with the inlet scoop. The impeller with the integrated blades has the advantages of high blade distribution precision, more accurate size of the blades and high strength of the blades.
As a further improvement of the design, the blade is formed by laminating and bonding a plurality of layers of glass fiber reinforced plastic sheets, and has high strength.
As a further improvement of the design, the joint of the blade part and the front cover and the rear cover is provided with an outer convex arc transition part. The strength of the blade is enhanced, and demolding is facilitated during molding.
As a further improvement of the design, the variable cross section of the rear cover is in a concave arc shape.
As a further improvement of the design, the front side of the front cover is provided with reinforcing strips, the reinforcing strips extend along the radial direction of the front cover, the reinforcing strips are distributed around the front cover in an annular array, and the length of the reinforcing strips is 1/4 of the diameter of the front cover. Effectively strengthen impeller intensity, the during operation provides certain negative pressure effect, effectively improves fan leakproofness.
The utility model has the advantages that: the utility model discloses the blade distribution precision of the impeller that the blade of integration is high, and blade self size is more accurate, and the intensity of blade is high.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front perspective view of the present invention.
Fig. 2 is a schematic diagram of a rear perspective structure of the present invention.
Fig. 3 is a perspective view of the blade of the present invention.
In the figure, 1, a front cover, 2, a reinforcing bar, 3, an axis connecting hole, 4, a blade, 5, an air suction opening, 6, a rear cover, 7, a rear connecting part, 8, a blade part, 9, a front connecting part and 10, an outer convex arc transition part are arranged.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of explanation, but not for the purpose of limitation.
Example (b): the utility model provides a tower protecgulum 1 integrative synthetic blade 4 of glass steel, include protecgulum 1, set up in back lid 6 at protecgulum 1 rear, set up in blade 4 between protecgulum 1 and the back lid 6, protecgulum 1 is the disc, back lid 6 is the variable cross section casing that reduces to the external diameter from the front and back gradually, blade 4 formula as an organic whole, blade 4 include with the preceding connecting portion 9 of protecgulum 1 back wall laminating, with back connecting portion 7, the connection that back lid 6 is connected the blade portion 8 of preceding connecting portion 9 and back connecting portion 7 both sides, preceding connecting portion 9 with protecgulum 1 passes through the binder and bonds, back connecting portion 7 passes through binder and back lid 6 and bonds, protecgulum 1 center is equipped with axle connecting hole 3, back lid 6 center is equipped with inlet scoop 5. The blades 4 of the integrated blade 4 are high in distribution precision, the size of the blades 4 is more accurate, and the strength of the blades 4 is high.
As a further improvement of the design, the blade 4 is formed by laminating and bonding a plurality of layers of glass fiber reinforced plastic sheets, and has high strength.
As a further improvement of the design, the joint of the blade 8 and the front cover 1 and the rear cover 6 is provided with an outer convex arc transition part 10. The strength of the blade 4 is enhanced, and the demolding is facilitated during molding.
As a further improvement of the design, the variable cross section of the rear cover 6 is in a concave arc shape.
As a further improvement of the design, the front side of the front cover 1 is provided with a reinforcing strip 2, the reinforcing strip 2 extends along the radial direction of the front cover 1, the reinforcing strips 2 are distributed around the front cover 1 in an annular array, and the length of the reinforcing strip 2 is 1/4 of the diameter of the front cover 1. Effectively strengthen impeller intensity, the during operation provides certain negative pressure effect, effectively improves fan leakproofness.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a tower protecgulum of glass steel integrative synthetic blade, include the protecgulum, set up in the back lid at protecgulum rear, set up in blade between protecgulum and the back lid, its characterized in that, the protecgulum is the disc, back lid is the variable cross section casing that gradually reduces to the external diameter from the front and back, blade formula as an organic whole, the blade include with the preceding connecting portion of wall laminating behind the protecgulum, with back connecting portion, the connection that the back lid is connected the blade portion of preceding connecting portion and back connecting portion both sides, preceding connecting portion with the protecgulum passes through the binder and bonds, back connecting portion pass through binder and back lid and bond, the protecgulum center is equipped with the axle connecting hole, the back lid center is equipped with the inlet scoop.
2. The FRP tower front cover integrated blade as claimed in claim 1, wherein the blade is formed by laminating and bonding a plurality of FRP sheets.
3. The integrally formed vane of claim 1, wherein the joint between the vane portion and the front and rear covers has an outwardly convex curved transition portion.
4. The integrated blade of the tower-type front cover made of glass fiber reinforced plastics as claimed in claim 1, wherein the variable cross section of the rear cover is a concave arc.
5. The tower type front cover integrated blade made of glass fiber reinforced plastics as claimed in claim 1, wherein the front side of the front cover is provided with reinforcing strips, the reinforcing strips extend along the radial direction of the front cover, the reinforcing strips are distributed around the front cover in an annular array, and the length of the reinforcing strips is 1/4 of the diameter of the front cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293389.4U CN211501070U (en) | 2019-12-19 | 2019-12-19 | Tower protecgulum of glass steel is integrative to be synthetic blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293389.4U CN211501070U (en) | 2019-12-19 | 2019-12-19 | Tower protecgulum of glass steel is integrative to be synthetic blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211501070U true CN211501070U (en) | 2020-09-15 |
Family
ID=72417291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922293389.4U Expired - Fee Related CN211501070U (en) | 2019-12-19 | 2019-12-19 | Tower protecgulum of glass steel is integrative to be synthetic blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211501070U (en) |
-
2019
- 2019-12-19 CN CN201922293389.4U patent/CN211501070U/en not_active Expired - Fee Related
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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: 20200915 |