CN104421207A - Volute component and air duct machine - Google Patents
Volute component and air duct machine Download PDFInfo
- Publication number
- CN104421207A CN104421207A CN201310370563.5A CN201310370563A CN104421207A CN 104421207 A CN104421207 A CN 104421207A CN 201310370563 A CN201310370563 A CN 201310370563A CN 104421207 A CN104421207 A CN 104421207A
- Authority
- CN
- China
- Prior art keywords
- spiral case
- volute body
- end cap
- case assembly
- assembly according
- 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.)
- Pending
Links
- 238000005119 centrifugation Methods 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a volute component and a duct machine. The volute assembly comprises a volute body and a volute end cover, wherein the first axial end of the volute body is an opening end, and the volute end cover is detachably arranged on the opening end of the volute body. The invention improves the structure of the prior art which is matched up and down into a left-right structure which is matched with the volute body and the volute end cover, and the radial clearance between the centrifugal fan blade and the volute component is controlled by the positioning of the centrifugal fan blade and the volute body.
Description
Technical field
The present invention relates to wind pipe machine field, in particular to a kind of spiral case assembly and wind pipe machine.
Background technique
In prior art, what in commercial airduct, the spiral case assembly of machine adopted is upper and lower cooperating structure, and namely spiral case mechanism comprises upper volute 1 and lower spiral case 2.Adopt the spiral case assembly of upper and lower cooperating structure, the radial clearance of centrifugation blade and spiral case assembly is made up of with the gap of centrifugation blade 3 respectively jointly upper volute 1 and lower spiral case 2, namely also radial clearance is divided into two parts and controls, add the difficulty of quality control, the number of spare parts simultaneously related to is 3 (upper and lower spiral case and centrifugation blades), also improves the requirement on machining accuracy of part.
Summary of the invention
The present invention aims to provide a kind of the spiral case assembly and the wind pipe machine that improve the positioning precision of radial clearance between centrifugation blade and spiral case assembly.
The invention provides a kind of spiral case assembly, comprising: volute body, the first end of the axis of volute body is opening end; Spiral case end cap, is removably disposed on the opening end of volute body.
Further, the edge of the opening end of volute body is provided with the protrusion rib that the axis to volute body is protruded, and spiral case end cap is provided with and the groove protruding rib and coordinate.
Further, the edge of the opening end of volute body is also provided with at least one end face locating column, spiral case end cap is provided with the end cap positioning hole coordinated with at least one end face locating column.
Further, spiral case end cap and volute body are by interface arrangment clamping.
Further, interface arrangment comprises: rib shape grab, is arranged on spiral case end cap; Rib shape latch, is arranged on volute body, and coordinates with rib shape grab.
Further, volute body is integral type structure.
Further, spiral case end cap have first axial locating surface corresponding with the axial first end of centrifugation blade; Second end of volute body axis has the second axial locating surface that axially the second end is corresponding with centrifugation blade.
Further, volute body also has the fixed plate coordinated with spiral case mounting plate; Fixed plate is provided with installation locating column, spiral case mounting plate is provided with and the mounting-positioning holes installed locating column and coordinate.
Further, end face locating column and installation locating column are cross locating column.
Present invention also offers a kind of wind pipe machine, comprise centrifugation blade and aforesaid spiral case assembly, centrifugation blade is equipped with in volute body.
According to spiral case assembly of the present invention and wind pipe machine, it is the tiled configuration that volute body and spiral case end cap coordinate by the architecture advances coordinated up and down of the prior art, the radial clearance of centrifugation blade and spiral case assembly is all by centrifugation blade and volute body positioning control, compared to existing technology, in radial clearance Positioning Process, decrease a part, thus reduce positioning difficulty, improve positioning precision.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is wind pipe machine decomposition texture schematic diagram of the prior art;
Fig. 2 is the decomposition texture schematic diagram according to wind pipe machine of the present invention;
Fig. 3 is the first perspective view according to spiral case assembly of the present invention;
Fig. 4 is the partial enlarged drawing at label I place in Fig. 3;
Fig. 5 is the second perspective view according to spiral case assembly of the present invention;
Fig. 6 is the partial enlarged drawing at label II place in Fig. 5;
Fig. 7 is the structural representation according to volute body of the present invention;
Fig. 8 is the perspective view according to spiral case end cap of the present invention;
Fig. 9 is the perspective view according to centrifugation blade of the present invention;
Figure 10 is the mounting structure schematic diagram according to wind pipe machine of the present invention; And
Figure 11 is the forming process schematic diagram according to volute body of the present invention.
Embodiment
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 2, according to spiral case assembly of the present invention, comprising: volute body 10, the first end of the axis of volute body 10 is opening end 11; Spiral case end cap 20, is removably disposed on the opening end 11 of volute body 10.Spiral case assembly of the present invention is by the structure coordinated up and down of the prior art, be improved to the tiled configuration of volute body 10 and spiral case end cap 20 cooperation, the radial clearance of centrifugation blade 30 and spiral case assembly is all by centrifugation blade 30 and volute body 10 positioning control, compared to existing technology, in radial clearance Positioning Process, decrease a part, thus reduce positioning difficulty, improve positioning precision.
Shown in composition graphs 2, the edge of the opening end 11 of volute body 10 is provided with the protrusion rib 12 that the axis to volute body 10 is protruded, spiral case end cap 20 is provided with groove 21, groove 21 coordinates with protrusion rib 12, make spiral case end cap 20 be fastened on volute body 10, locate and fix spiral case end cap 20, simultaneously, junction forms sealing, improve the performance of spiral case assembly, and dismounting is also more convenient.
Shown in composition graphs 3 to 6, the edge of the opening end 11 of volute body 10 is also provided with at least one end face locating column 13, spiral case end cap 20 is provided with the end cap positioning hole 22 coordinated with at least one end face locating column 13, during fixing spiral case end cap 30, first end cap positioning hole 22 is aimed at end face locating column 13, prevent spiral case end cap 20 and volute body 10 from misplace in the circumferential and circumference is rotated, then spiral case end cap 20 compression is fastened on volute body 10.
More preferably, spiral case end cap 20 and volute body 10 are by interface arrangment clamping.Particularly, interface arrangment comprises rib shape grab 23 and rib shape latch 14, rib shape grab 23 is arranged on spiral case end cap 20, rib shape latch 14 is arranged on volute body 10, compress at spiral case end cap 20 and be fastened on after on volute body 10, rib shape latch 14 and the clamping of rib shape grab 23, thus prevent spiral case end cap 20 from loosening, improve reliability.Adopt the buckle structure of rib shape, the uniformity of buckle, simplifies mould structure, also eliminates the shrink of molding and forming, the defects such as strength deficiency, improves dimensional stability.
Volute body 10 is integral type structure, namely adopts injection moulding integrated molding.Shown in Figure 11, because volute body 10 entirety of the present invention is in tubular, thus simplify the mould requirement of molding and forming processing, in injection molding process, only have the motion of 1 side core-pulling.Namely the active and inactive mold of mould is along die sinking direction, direction shown in arrow A in Figure 11, and side core-pulling motion moves along direction shown in arrow B.If the volute body after molding and forming 10 is smooth smooth and easy along the internal surface of the sense of rotation of centrifugation blade, compared to existing technology, the section difference step produced after not having molding and forming, has good effect to improving noise.
Shown in composition graphs 7 to 9, spiral case end cap 20 has the first axial locating surface 24, volute body 10 has the second axial locating surface 15, first axial locating surface 24 and the second axial locating surface 15 coordinate with the locating face 31 at centrifugation blade 30 two ends locates, also namely the axial clearance at centrifugation blade 30 two ends is located, compared to existing technology, located by the gap between the seamed edge of spiral case and the locating face 31 of centrifugation blade 30, be turned into the first axial locating surface 24 and the second axial locating surface 15 is located with the gap of the locating face 31 at centrifugation blade 30 two ends respectively, reduce the impact of distortion on axial clearance of part, improve the dimensional stability of part, reduce the assembling fluctuation of this axial clearance, improve assembly qualified rate.
Shown in Figure 10, if along the direction of arrow, the direction of the exhaust outlet of volute body 10 is that vertical spiral case mounting plate 40 assembles, and assembling is simple, improves the mode that spiral case of the prior art needs rotary assembling.Volute body 10 is provided with fixed plate 16 in exhaust outlet both sides, and fixed plate 16 coordinates with spiral case mounting plate 40, and the two is provided with the position structure cooperatively interacted, and guarantees the assembling and positioning precision of spiral case assembly.Particularly, fixed plate 16 is provided with locating column 17 is installed, spiral case mounting plate 40 is provided with corresponding mounting-positioning holes 41, install locating column 17 to coordinate with mounting-positioning holes 41 and locates, in preferably embodiment, installation locating column 17 and mounting-positioning holes 41 are respectively two, thus form the orientation type of plane and two pits, ensure that the assembling and positioning precision of spiral case assembly, thus reduce assembling fluctuation, improve the reliability of assembling.In order to prevent mounting-positioning holes 41 from occurring machining error, usually, in two mounting-positioning holes 41, one is set to circular hole, and another one is set to elongated hole, eliminates error, meets assembling and positioning requirements.
Need illustrate time, because volute body 10 entirety of the present invention adopts one-body molded, end face locating column 13 is also simultaneously shaping with installation locating column 17, in order to improve the precision of end face locating column 13 and installation locating column 17, prevent the burr impact location occurred in forming process, face locating column 13 and installation locating column 17 are arranged in cross locating column, while the area of contact reducing locating column and positioning hole, meets positioning requirements, and reduce the interference of burr to location.
Present invention also offers a kind of wind pipe machine, comprise centrifugation blade 30 and aforesaid spiral case assembly, centrifugation blade 30 is equipped with in volute body 10, by adopting the mode of volute body 10 and spiral case end cap 20, improves the radial spacing positioning precision between centrifugation blade 30 and spiral case assembly.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
According to spiral case assembly of the present invention and wind pipe machine, it is the tiled configuration that volute body and spiral case end cap coordinate by the architecture advances coordinated up and down of the prior art, the radial clearance of centrifugation blade and spiral case assembly is all by centrifugation blade and volute body positioning control, compared to existing technology, in radial clearance Positioning Process, decrease a part, thus reduce positioning difficulty, improve positioning precision.
The foregoing is only the preferred embodiments of the present invention and oneself, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a spiral case assembly, is characterized in that, comprising:
Volute body (10), the first end of the axis of described volute body (10) is opening end (11);
Spiral case end cap (20), is removably disposed on the opening end (11) of described volute body (10).
2. spiral case assembly according to claim 1, is characterized in that,
The edge of the opening end (11) of described volute body (10) is provided with the protrusion rib (12) that the axis to described volute body (10) is protruded, and described spiral case end cap (20) is provided with the groove (21) coordinated with described protrusion rib (12).
3. spiral case assembly according to claim 1, is characterized in that,
The edge of the opening end (11) of described volute body (10) is also provided with at least one end face locating column (13), described spiral case end cap (20) is provided with the end cap positioning hole (22) coordinated with at least one end face locating column (13) described.
4. spiral case assembly according to claim 1, is characterized in that,
Described spiral case end cap (20) and described volute body (10) are by interface arrangment clamping.
5. spiral case assembly according to claim 4, is characterized in that, described interface arrangment comprises:
Rib shape grab (23), is arranged on described spiral case end cap (20);
Rib shape latch (14), is arranged on described volute body (10), and coordinates with described rib shape grab (23).
6. spiral case assembly according to claim 1, is characterized in that,
Described volute body (10) is integral type structure.
7. spiral case assembly according to claim 1, is characterized in that,
Described spiral case end cap (20) have first axial locating surface (24) corresponding with the axial first end of centrifugation blade (30);
Second end of described volute body (10) axis has the second axial locating surface (15) that axially the second end is corresponding with described centrifugation blade (30).
8. spiral case assembly according to claim 3, is characterized in that,
Described volute body (10) also has the fixed plate (16) coordinated with spiral case mounting plate (40);
Described fixed plate (16) is provided with locating column (17) is installed, described spiral case mounting plate (40) is provided with the mounting-positioning holes (41) coordinated with described installation locating column (17).
9. spiral case assembly according to claim 8, is characterized in that,
Described end face locating column (13) and described installation locating column (17) are cross locating column.
10. a wind pipe machine, is characterized in that, comprise centrifugation blade (30) and the spiral case assembly according to any one of claim 1 to 9, described centrifugation blade (30) is equipped with in described volute body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370563.5A CN104421207A (en) | 2013-08-22 | 2013-08-22 | Volute component and air duct machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370563.5A CN104421207A (en) | 2013-08-22 | 2013-08-22 | Volute component and air duct machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104421207A true CN104421207A (en) | 2015-03-18 |
Family
ID=52971087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310370563.5A Pending CN104421207A (en) | 2013-08-22 | 2013-08-22 | Volute component and air duct machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104421207A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237648A (en) * | 2018-09-14 | 2019-01-18 | 浙江佳中智能家居科技有限公司 | A kind of pumping air-supply structure handling indoor air humidity equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3856431A (en) * | 1973-10-24 | 1974-12-24 | Singer Co | Side expansion scroll-type blowers |
| US4303079A (en) * | 1979-06-02 | 1981-12-01 | Claas Ohg | Radial blowing device for a cleaning arrangement of a harvester thresher |
| CN1266480A (en) * | 1999-05-28 | 2000-09-13 | 开利公司 | Fan scroll assembly for the indoor unit of an air conditioner |
| US6386123B1 (en) * | 2000-08-30 | 2002-05-14 | Jakel Incorporated | Blower housing with maximized interior spacing |
| CN2833186Y (en) * | 2005-09-12 | 2006-11-01 | 余名声 | Blower assembly of air conditioning apparatus |
| CN201250802Y (en) * | 2008-08-18 | 2009-06-03 | 许晓华 | Air inlet and outlet structure of fan |
| EP2221486A2 (en) * | 2009-02-19 | 2010-08-25 | Faber S.p.A. | Impeller for fans |
| CN102095225A (en) * | 2009-12-11 | 2011-06-15 | 富士通将军股份有限公司 | Duct type air conditioner |
| CN201972964U (en) * | 2011-01-28 | 2011-09-14 | 中山大洋电机制造有限公司 | Volute closing structure of induced draft fan |
| CN202152763U (en) * | 2011-08-01 | 2012-02-29 | 上虞通风机有限公司 | Air outlet of ventilator |
| CN202646159U (en) * | 2012-07-12 | 2013-01-02 | 浙江朝诚电机有限公司 | Volute of axial-flow fan |
| JP2013036402A (en) * | 2011-08-09 | 2013-02-21 | Daikin Industries Ltd | Multiblade blower |
-
2013
- 2013-08-22 CN CN201310370563.5A patent/CN104421207A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3856431A (en) * | 1973-10-24 | 1974-12-24 | Singer Co | Side expansion scroll-type blowers |
| US4303079A (en) * | 1979-06-02 | 1981-12-01 | Claas Ohg | Radial blowing device for a cleaning arrangement of a harvester thresher |
| CN1266480A (en) * | 1999-05-28 | 2000-09-13 | 开利公司 | Fan scroll assembly for the indoor unit of an air conditioner |
| US6386123B1 (en) * | 2000-08-30 | 2002-05-14 | Jakel Incorporated | Blower housing with maximized interior spacing |
| CN2833186Y (en) * | 2005-09-12 | 2006-11-01 | 余名声 | Blower assembly of air conditioning apparatus |
| CN201250802Y (en) * | 2008-08-18 | 2009-06-03 | 许晓华 | Air inlet and outlet structure of fan |
| EP2221486A2 (en) * | 2009-02-19 | 2010-08-25 | Faber S.p.A. | Impeller for fans |
| CN102095225A (en) * | 2009-12-11 | 2011-06-15 | 富士通将军股份有限公司 | Duct type air conditioner |
| CN201972964U (en) * | 2011-01-28 | 2011-09-14 | 中山大洋电机制造有限公司 | Volute closing structure of induced draft fan |
| CN202152763U (en) * | 2011-08-01 | 2012-02-29 | 上虞通风机有限公司 | Air outlet of ventilator |
| JP2013036402A (en) * | 2011-08-09 | 2013-02-21 | Daikin Industries Ltd | Multiblade blower |
| CN202646159U (en) * | 2012-07-12 | 2013-01-02 | 浙江朝诚电机有限公司 | Volute of axial-flow fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237648A (en) * | 2018-09-14 | 2019-01-18 | 浙江佳中智能家居科技有限公司 | A kind of pumping air-supply structure handling indoor air humidity equipment |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150318 |
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| RJ01 | Rejection of invention patent application after publication |