CN209654303U - A kind of adjustable shutter axial wheel component - Google Patents
A kind of adjustable shutter axial wheel component Download PDFInfo
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- CN209654303U CN209654303U CN201920328024.8U CN201920328024U CN209654303U CN 209654303 U CN209654303 U CN 209654303U CN 201920328024 U CN201920328024 U CN 201920328024U CN 209654303 U CN209654303 U CN 209654303U
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- bottom plate
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000005267 amalgamation Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 208000002925 dental caries Diseases 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a kind of adjustable shutter axial wheel component, including hub body and several blades, and hub body is made of wheel hub bottom plate and wheel hub cover board phase split, and in be formed in hub body with the equal number of installation cavitys of blade, and installation cavity at least outside through setting；The shank of each blade is held in an installation cavity respectively and can circumferentially rotate, in being additionally provided in hub body and the equal number of clamp devices of blade, the function end of each clamp device is respectively protruding into one of installation cavity and offsets with shank periphery, to lock shank.Its technical solution enables blade simultaneously convenient circumferentially fixed in any angle with wheel hub, and terminal with compact integral structure consolidates and is easy to dismount, and production cost substantially reduces.
Description
Technical Field
The utility model relates to an air conditioner technical field particularly, relates to an axial compressor impeller subassembly with adjustable blade.
Background
Axial-flow fan is commonly used in air conditioner outdoor unit, but the impeller angle of its outer unit is mostly fixed value, can not realize freely adjusting, therefore parameters such as amount of wind noise can not change in a flexible way. If the performance parameters are adjusted by changing the installation angles of the fan blades, a plurality of models need to be manufactured, and the cost is high.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the blade adjustable axial flow impeller component which aims at that the blades can form any angle with the hub and are convenient to circumferentially fix is provided so as to overcome the technical defects.
The specific technical scheme is as follows:
an axial-flow impeller assembly with adjustable blades comprises a hub body and a plurality of blades, wherein the hub body is formed by splicing a hub bottom plate and a hub cover plate, mounting cavities with the same number as the blades are formed in the hub body, and at least the outer sides of the mounting cavities are arranged in a penetrating mode;
the handle part of each blade is respectively clamped in one mounting cavity and can rotate in the circumferential direction, fastening devices with the same quantity as the blades are further arranged on the hub body, and the functional end of each fastening device extends into one of the mounting cavities and abuts against the periphery of the handle part to lock the handle part.
Preferably, the upper surface of the hub bottom plate is concavely provided with first mounting grooves with the same number as the blades;
the hub cover plate is spliced on the hub bottom plate, the lower surface of the hub cover plate is sunken to form second mounting grooves which are equal in number and opposite to the first mounting grooves in position, and each first mounting groove and each second mounting groove which are oppositely arranged are spliced to form a mounting cavity.
Preferably, each blade comprises a fan blade and a handle which are connected, a dial gauge is marked at the tail end of the handle, which deviates from the fan blade, a channel is longitudinally formed in the middle of the hub cover plate, and the inner side of the mounting cavity penetrates through the channel.
Preferably, marks are further scribed on the inner side wall of the channel at positions adjacent to the second mounting grooves respectively, each mark is vertically arranged in the longitudinal direction, and the extension line is intersected with the axis of the second mounting groove.
Preferably, each fastening device comprises a fastener, and the fastener penetrates through the hub cover plate or the hub bottom plate, extends into the mounting cavity and abuts against the periphery of the handle; or,
each fastening device comprises two fasteners which respectively penetrate through the hub cover plate and/or the hub bottom plate and are abutted against the periphery of the handle part; or,
each fastening device comprises at least three fasteners respectively, wherein at least one fastener penetrates through the hub cover plate and extends into the mounting cavity and is abutted against the outer periphery of the handle part, and/or at least one fastener penetrates through the hub bottom plate and is abutted against the outer periphery of the handle part.
Preferably, the number of the blades is three, and the three blades and the three mounting cavities are all uniformly arranged in the circumferential direction.
Preferably, the hub bottom plate and the hub cover plate are detachably fixed by a plurality of bolt and nut sets.
Preferably, the handle is integrally of a three-section stepped shaft structure, the diameter of the middle section is smaller than that of the front section and the rear section, and the installation cavity is of a stepped hole groove structure matched with the handle structure.
Preferably, the fastening member is a fastening screw, and the hub cover plate and/or the hub base plate are provided with screw holes for penetrating the fastening screw.
Preferably, the hub cover plate and the hub bottom plate are provided with holes for penetrating the bolt and nut set.
Preferably, the upper end face of the hub bottom plate is provided with a plurality of positioning protrusions, and the lower end face of the hub cover plate is provided with positioning holes which are equal in number and opposite in position to the positioning protrusions.
The beneficial effects of the above technical scheme are that:
the blade-adjustable axial flow impeller assembly comprises a hub bottom plate, a hub cover plate, blades and fasteners, an installation cavity can be formed after the hub bottom plate and the hub cover plate are spliced, and handle parts of the blades are clamped in the installation cavity and locked by the fasteners, so that the blades can be circumferentially fixed at any angle and conveniently with the hub, the whole structure is simple and stable, the assembly and disassembly are easy, and the production cost is greatly reduced.
Drawings
FIG. 1 is a perspective view of an adjustable blade axial flow impeller assembly of the present invention;
FIG. 2 is a perspective view of a hub body of the blade adjustable axial flow impeller assembly of the present invention;
fig. 3 is a perspective view of a fan blade in the blade adjustable axial flow impeller assembly of the present invention;
FIG. 4 is a perspective view of a hub bottom plate of the blade adjustable axial flow impeller assembly of the present invention;
FIG. 5 is a perspective view of another perspective view of a hub bottom plate of the blade adjustable axial flow impeller assembly of the present invention;
FIG. 6 is a perspective view of a hub cover plate in the blade adjustable axial flow impeller assembly of the present invention;
fig. 7 is a perspective view of another view angle of the hub cover plate in the blade adjustable axial flow impeller assembly of the present invention.
Description of reference numerals:
1. a blade; 2. a bolt and nut set; 3. a hub baseplate; 4. a hub cover plate; 5. a fastening device; 6. a mounting cavity; 11. a fan blade; 12. a flat cylindrical section; 13. a second cylindrical section; 14. a first cylindrical section; 15. a handle; 16. a dial gauge; 31. a first mounting groove; 32. positioning the projection; 41. a second mounting groove; 42. a screw hole; 43. positioning holes; 44. a channel; 45. and (4) marking.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures 1 to 7 are described in detail below.
Referring to fig. 1 to 7, the blade adjustable axial flow impeller assembly provided by the present invention is specifically applied to an air conditioner, and includes a hub body and a plurality of blades 1, wherein the hub body is formed by splicing a hub bottom plate 3 and a hub cover plate 4, and mounting cavities 6 are formed on the hub body in the same number as the blades 1, and at least the outer sides of the mounting cavities 6 are arranged in a penetrating manner; the handle part 15 of each blade 1 is respectively clamped in one mounting cavity 6 and can rotate in the circumferential direction, the hub body is further provided with a fastening device 5, and the end part of each fastening device 5 respectively extends into one of the mounting cavities 6 and abuts against the periphery of the handle part 15 so as to lock the handle part 15 to prevent the handle part 15 from rotating in the circumferential direction.
Specifically, a plurality of first mounting grooves 31 are formed on the upper surface of the hub baseplate 3 in a recessed manner; hub cover plate 4 amalgamates on hub bottom plate 3, and hub cover plate 4's lower surface is sunken to be formed with first mounting groove 31 etc. quantity and relative second mounting groove 41 in position to by the first mounting groove 31 of each relative setting and the amalgamation of second mounting groove 41 form a installation cavity 6.
Based on above-mentioned technical scheme, axial compressor impeller subassembly with adjustable blade 1 includes wheel hub bottom plate 3, wheel hub apron 4, blade 1, fastener 5, can form installation cavity 6 after wheel hub bottom plate 3, wheel hub apron 4 amalgamation mutually, and 15 centre gripping of stalk portion of blade 1 are in installation cavity 6 and locked by fastener 5 for blade 1 can be arbitrary angle and convenient circumference fixed with wheel hub, and overall structure is succinct firm and easy dismouting, manufacturing cost greatly reduced.
In a preferred embodiment, each fastening device 5 comprises a fastener, and the fastener passes through the hub cover plate 4 or the hub bottom plate 3 and extends into the mounting cavity 6 and abuts against the periphery of the shank 15; or,
each fastening device 5 comprises two fasteners, and the two fasteners respectively penetrate through the hub cover plate 4 and/or the hub bottom plate 3 and are abutted to the periphery of the handle part 15; or,
each fastening device 5 comprises at least three fasteners, wherein at least one fastener penetrates through the hub cover plate 4 and extends into the mounting cavity 6 and abuts against the outer periphery of the shank 15, and/or at least one fastener penetrates through the hub base plate 3 and abuts against the outer periphery of the shank 15. And the functional end of the fastening device 5 is the screw-on end of the fastener.
In a preferred embodiment, as shown in fig. 2, 3 and 6, each blade 1 comprises a fan blade 11 and a handle part 15 which are connected, a scale 16 is marked on the end of the handle part 15, which is far away from the fan blade 11, and is specifically marked by 0-360 degrees, a channel 44 is longitudinally formed in the middle of the hub cover plate 4, and the inner side of the mounting cavity 6 penetrates through the channel 44, so that the rotation angle of each blade 1 can be observed in the channel 44. In particular, it is also possible to have the end of shank 15 pass through mounting cavity 6 and protrude inside channel 44. Further, marks 45 are also respectively scribed on the inner side wall of the channel 44 at positions adjacent to the second mounting grooves 41, and the vertical extension line of each mark 45 intersects with the axis of the second mounting groove 41. Further, the number of the blades 1 is three, and the three blades 1 and the three installation cavities 6 are all uniformly arranged in the circumferential direction. Furthermore, the hub bottom plate 3 and the hub cover plate 4 are detachably fixed by a plurality of bolt and nut sets 2.
In the specific use, the angles of the fan blades can be changed continuously, when the angles need to be changed, the bolt and nut group 2 and the fastening device 5 are loosened, the handle parts 15 of the three fan blades are rotated one by one to reach target values, the marks 45 (which can be points or vertical lines specifically) on the hub cover plate 4 and the graduations 16 at the tail ends of the handle parts 15 on the fan blades are unified (the three marks 45 and the respective graduations 16 are the same value), or the heights of the fan blades are measured by a vertical vernier caliper to realize the unification (the heights of the three blades 1 are the same), and then the bolt and nut group 2 and the fastening piece.
In a preferred embodiment, as shown in fig. 3 to 7, the shank 15 is a three-section stepped shaft structure, the diameter of the middle section is smaller than the diameters of the front section and the rear section, and the mounting cavity 6 is a stepped hole and groove structure matched with the shank 15, so that the shank 15 can be firmly clamped in the mounting cavity 6 after being assembled with each other, and the axial movement of the shank 15 is prevented. Specifically, the stepped hole and groove structure is formed by splicing the stepped first mounting groove 31 and the stepped second mounting groove 41 as shown in fig. 5 and 7. Furthermore, the three-segment stepped shaft structure of the handle 15 is composed of a first cylindrical segment 14, a second cylindrical segment 13, and a flat cylindrical segment 12, wherein the diameter of the second cylindrical segment 13 is the smallest, and the flat cylindrical segment 12 connects the fan blades 11. The first mounting groove 31 is specifically composed of three cylindrical grooves with different diameters, the second mounting groove 41 is composed of three cylindrical grooves with different diameters, the cylindrical grooves of the first mounting groove 31 and the second mounting groove 41 are correspondingly the same in size and are both of a semi-cylindrical structure, and an integral mounting cavity 6 is formed after splicing.
In addition, the inner side walls of the first mounting groove 31 and the second mounting groove 41 are rough surfaces, which can further prevent the circumferential rotation of the shank 15.
As a further preferred embodiment, the fastening member is a fastening screw, the hub cover plate 4 is provided with at least one screw hole 42 for passing through the fastening screw, and correspondingly, the hub bottom plate 3 is further provided with at least one screw hole for passing through the fastening screw, and meanwhile, the fastening member may also be implemented by a part such as a pin, and obviously, the fastening member may abut against any section of the handle portion 15 after extending into the installation cavity, including, but not limited to, the first cylindrical section 14, the second cylindrical section 13, and the flat cylindrical section 12. Furthermore, the hub cover plate 4 and the hub bottom plate 3 are both provided with a hole for penetrating the bolt and nut set 2. Furthermore, the upper end surface of the hub bottom plate 3 is provided with a plurality of positioning protrusions 32, and the lower end surface of the hub cover plate 4 is provided with positioning holes 43 which are equal in number and opposite in position to the positioning protrusions 32, so that positioning and assembling are facilitated.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. An axial-flow impeller assembly with adjustable blades comprises a hub body and a plurality of blades (1), wherein the hub body is formed by splicing a hub bottom plate (3) and a hub cover plate (4), mounting cavities (6) with the same number as the blades (1) are formed in the hub body, and at least the outer sides of the mounting cavities (6) are arranged in a penetrating mode; it is characterized in that the preparation method is characterized in that,
each handle part (15) of the blade (1) is clamped in one of the mounting cavities (6) and can rotate in the circumferential direction, fastening devices (5) with the same number as the blades (1) are further arranged on the hub body, and the functional end of each fastening device (5) extends into one of the mounting cavities (6) and abuts against the periphery of the handle part (15) to lock the handle part (15).
2. The adjustable blade axial flow impeller assembly of claim 1,
the upper surface of the hub bottom plate (3) is concavely provided with first mounting grooves (31) with the same number as the blades (1);
wheel hub apron (4) amalgamation in wheel hub bottom plate (3) are gone up and the lower surface is sunken be formed with first mounting groove (31) etc. quantity and relative second mounting groove (41) in position to by each relative setting first mounting groove (31) and second mounting groove (41) amalgamation form one installation cavity (6).
3. The adjustable blade axial-flow impeller assembly as claimed in claim 2, wherein each blade (1) comprises a fan blade (11) and a handle portion (15) which are connected, a scale (16) is marked on the end of the handle portion (15) which is far away from the fan blade (11), a channel (44) is longitudinally formed in the middle of the hub cover plate (4), and the inner side of the mounting cavity (6) penetrates through the channel (44).
4. The blade adjustable axial flow impeller assembly according to claim 3, wherein marks (45) are further scribed on the inner side wall of the passage (44) at positions adjacent to the second mounting groove (41), respectively, and a vertical extension line of each mark (45) intersects with an axis of the second mounting groove (41).
5. The adjustable blade axial flow impeller assembly of claim 1,
each fastening device (5) comprises a fastener, and the fastener penetrates through the hub cover plate (4) or the hub bottom plate (3) and extends into the mounting cavity (6) and is abutted against the periphery of the handle part (15); or,
each fastening device (5) comprises two fasteners, and the two fasteners respectively penetrate through the hub cover plate (4) and/or the hub bottom plate (3) and are abutted to the periphery of the handle part (15); or,
each fastening device (5) comprises at least three fasteners, wherein at least one fastener penetrates through the hub cover plate (4) and extends into the mounting cavity (6) and abuts against the periphery of the handle part (15), and/or at least one fastener penetrates through the hub bottom plate (3) and abuts against the periphery of the handle part (15).
6. The blade adjustable axial flow impeller assembly according to claim 1, 2 or 4, wherein the hub bottom plate (3) and the hub cover plate (4) are detachably fixed by a plurality of bolt and nut sets (2).
7. The blade adjustable axial flow impeller assembly as recited in claim 2, wherein the shank portion (15) is integrally formed in a three-segment stepped shaft structure, a diameter of a middle segment is smaller than diameters of a front segment and a rear segment, and the mounting cavity (6) is formed in a stepped hole and groove structure matched with the shank portion (15).
8. The blade adjustable axial flow impeller assembly according to claim 5, wherein the fastening member is a fastening screw, and the hub cover plate (4) and/or the hub base plate (3) are provided with a screw hole for passing through the fastening screw.
9. The blade adjustable axial flow impeller assembly according to claim 6, wherein the hub cover plate (4) and the hub bottom plate (3) are provided with a hole for passing through the bolt and nut set (2).
10. The blade adjustable axial flow impeller assembly according to claim 1, wherein the upper end surface of the hub base plate (3) is provided with a plurality of positioning protrusions (32), and the lower end surface of the hub cover plate (4) is provided with positioning holes (43) which are equal in number and opposite to the positioning protrusions (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920328024.8U CN209654303U (en) | 2019-03-15 | 2019-03-15 | A kind of adjustable shutter axial wheel component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920328024.8U CN209654303U (en) | 2019-03-15 | 2019-03-15 | A kind of adjustable shutter axial wheel component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654303U true CN209654303U (en) | 2019-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920328024.8U Active CN209654303U (en) | 2019-03-15 | 2019-03-15 | A kind of adjustable shutter axial wheel component |
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| Country | Link |
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| CN (1) | CN209654303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880053A (en) * | 2021-01-25 | 2021-06-01 | 格力电器（武汉）有限公司 | Control method of axial flow fan, axial flow fan control device and air conditioner |
-
2019
- 2019-03-15 CN CN201920328024.8U patent/CN209654303U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880053A (en) * | 2021-01-25 | 2021-06-01 | 格力电器（武汉）有限公司 | Control method of axial flow fan, axial flow fan control device and air conditioner |
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