CN216554578U - Cross-flow fan blade capable of being combined for use - Google Patents
Cross-flow fan blade capable of being combined for use Download PDFInfo
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- CN216554578U CN216554578U CN202123226259.2U CN202123226259U CN216554578U CN 216554578 U CN216554578 U CN 216554578U CN 202123226259 U CN202123226259 U CN 202123226259U CN 216554578 U CN216554578 U CN 216554578U
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- fan blade
- connecting part
- connecting block
- cross
- flow fan
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Abstract
The utility model discloses a cross-flow fan blade capable of being combined for use, which comprises a first connecting part, wherein one side of the first connecting part is provided with a second connecting part, the surfaces of the second connecting part and the first connecting part are respectively provided with a groove, an inserting rod is inserted into the grooves, one end of the inserting rod is welded with a fixed block, the top surface of the fixed block is fixedly provided with a mounting plate, the top surface of the mounting plate is welded with a pull ring, a limiting spring is arranged between the mounting plate and the first connecting part and positioned at the outer side of the fixed block, one side of the first connecting part is provided with a core shaft, and one side of the second connecting part is provided with an outer bushing. According to the utility model, by arranging the pull ring, the pull ring is lifted by a worker to drive the insert rod to move out of the groove through the mounting plate and the fixing block, so that the maintenance and the replacement of the single blade are facilitated for the worker, the labor amount of the worker in the maintenance and the replacement of the blade is reduced, the working efficiency of the worker is improved, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to the technical field of cross-flow fan blades, in particular to a cross-flow fan blade capable of being combined for use.
Background
The cross-flow fan blade is a component of the cross-flow fan, and plays an important role in the stable operation of the cross-flow fan.
The prior art has the following problems:
traditional through-flow fan blade has certain limitation when using, and is not convenient for maintain the change to the monolithic fan blade, and secondly is not convenient for carry out the combination formula according to wind channel length and use, and complex operation.
Therefore, the cross-flow fan blade capable of being combined for use is provided to solve the defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, certain limitations exist, single blades are inconvenient to maintain and replace, combined use is inconvenient according to the length of an air duct, and operation is complicated.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a through-flow fan blade that can make up use, includes first connecting portion, one side of first connecting portion is equipped with the second connecting portion, and the surface of second connecting portion and first connecting portion all sets up flutedly to peg graft in the inside of recess has the inserted bar, the one end welding of inserted bar has the fixed block, and the top surface fixed mounting of fixed block has the mounting panel to the top surface welding of mounting panel has the pull ring, the outside that lies in the fixed block between mounting panel and the first connecting portion is equipped with spacing spring, one side of first connecting portion is equipped with the dabber, one side of second connecting portion is equipped with the outer axle sleeve of adorning, peg graft in the inside of recess has the fan blade.
Preferably, one side surface of the second connecting portion is provided with a first connecting block, the outer surface of the first connecting block is provided with an external thread, one side surface of the first connecting portion is provided with a second connecting block, the inner wall of the second connecting block is provided with an internal thread, and the first connecting block is in threaded connection with the second connecting block.
Preferably, the groove is provided with a plurality of grooves, and the plurality of grooves are distributed on the surface of the first connecting part in an annular array.
Preferably, the diameter of the second connecting block is larger than that of the first connecting block, and the first connecting block and the second connecting block are both made of 304 stainless steel.
Preferably, the fan blades are provided with a plurality of fan blades, and the plurality of fan blades are distributed between the two first connecting parts in an annular array manner.
Preferably, the inserted bar is made of aluminum alloy, and the length of the inserted bar is greater than the depth of the groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, by arranging the pull ring, the pull ring is lifted by a worker to drive the insert rod to move out of the groove through the mounting plate and the fixing block, so that the worker can conveniently maintain and replace the single fan blade, the labor amount of the worker during maintaining and replacing the fan blade is reduced, the working efficiency of the worker is improved, and the maintenance cost is reduced.
2. According to the utility model, by arranging the first connecting part, the first connecting block, the external thread, the second connecting part, the second connecting block and the internal thread to be matched with each other, a worker can connect the first connecting part with the second connecting part by connecting the first connecting block with the second connecting block through the threads, so that the first connecting part and the second connecting part can be conveniently combined for use, the air ducts with different lengths can be assembled, time and labor are saved during assembly, and the operation is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a cross-flow fan blade that can be used in combination according to the present invention;
FIG. 2 is a cross-sectional view of a cross-flow fan blade that can be used in combination according to the present invention;
FIG. 3 is an enlarged schematic view of a position A of a cross-flow fan blade that can be used in combination according to the present invention;
fig. 4 is a schematic connection diagram of a second connection part and a first connection part of a cross-flow fan blade that can be used in combination according to the present invention.
Illustration of the drawings:
1. a mandrel; 2. an external shaft sleeve; 3. a first connection portion; 4. a second connecting portion; 5. a fan blade; 6. a groove; 7. inserting a rod; 8. a fixed block; 9. mounting a plate; 10. a pull ring; 11. a limiting spring; 12. a first connecting block; 13. an external thread; 14. a second connecting block; 15. an internal thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, a through-flow fan blade capable of being used in combination comprises a first connecting portion 3, a second connecting portion 4 is arranged on one side of the first connecting portion 3, a groove 6 is formed in the surfaces of the second connecting portion 4 and the first connecting portion 3, an insertion rod 7 is inserted into the groove 6, a fixed block 8 is welded at one end of the insertion rod 7, a mounting plate 9 is fixedly mounted on the top surface of the fixed block 8, a pull ring 10 is welded on the top surface of the mounting plate 9, a limiting spring 11 is arranged between the mounting plate 9 and the first connecting portion 3 and located on the outer side of the fixed block 8, the pull ring 10 is pulled by a worker to drive the insertion rod 7 to move out of the groove 6 through the mounting plate 9 and the fixed block 8, so that the worker can maintain and replace a single fan blade 5 conveniently, labor amount of the worker during maintaining and replacing the fan blade 5 is reduced, working efficiency of the worker is improved, and maintenance cost is reduced, one side of the first connecting part 3 is provided with a mandrel 1, one side of the second connecting part 4 is provided with an outer sleeve 2, and the mandrel 1 and the outer sleeve 2 are assembled when the fan blade assembly is used, so that the normal operation of the cross-flow fan blade 5 can be ensured, and the fan blade 5 is inserted into the groove 6.
In this embodiment: one side surface of the second connecting portion 4 is provided with a first connecting block 12, the outer surface of the first connecting block 12 is provided with an external thread 13, one side surface of the first connecting portion 3 is provided with a second connecting block 14, the inner wall of the second connecting block 14 is provided with an internal thread 15, and the first connecting block 12 is in threaded connection with the second connecting block 14.
Specifically, the staff can be connected first connecting portion 3 and second connecting portion 4 through connecting block 12 and connecting block two 14 threaded connection, is convenient for make up and use to can assemble according to the wind channel of different length, and comparatively labour saving and time saving during the equipment, and easy operation is convenient.
In this embodiment: the grooves 6 are provided in plurality, and the plurality of grooves 6 are distributed on the surface of the first connecting portion 3 in an annular array.
Specifically, a plurality of fan blades 5 are conveniently inserted into the groove 6.
In this embodiment: the diameter of the second connecting block 14 is larger than that of the first connecting block 12, and the first connecting block 12 and the second connecting block 14 are both made of 304 stainless steel.
In particular, the stainless steel has the advantage of difficult rusting, and the service life is prolonged.
In this embodiment: the fan blades 5 are arranged in a plurality, and the fan blades 5 are distributed between the two first connecting parts 3 in an annular array mode.
In particular, the fan blade 5 is convenient to assemble.
In this embodiment: the inserted bar 7 is made of aluminum alloy, and the length of the inserted bar 7 is larger than the depth of the groove 6.
Specifically, the method has the advantages of low density and high strength.
The working principle is as follows: during the use, the staff can be connected first connecting portion 3 and second connecting portion 4 through with connecting block one 12 and connecting block two 14 threaded connection, be convenient for make up the use, thereby can assemble according to the wind channel of different length, and comparatively labour saving and time saving during the equipment, and easy operation is convenient, secondly the staff draws and draws pull ring 10 to drive inserted bar 7 through mounting panel 9 and fixed block 8 and shift out from recess 6, thereby be convenient for the staff maintains the change to monolithic fan blade 5, alleviate the amount of labour when the staff maintains the change fan blade 5, improve staff's work efficiency, reduce the maintenance cost.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A cross-flow fan blade capable of being combined for use comprises a first connecting part (3) and is characterized in that a second connecting part (4) is arranged on one side of the first connecting part (3), and the surfaces of the second connecting part (4) and the first connecting part (3) are both provided with grooves (6), an inserting rod (7) is inserted in the groove (6), a fixing block (8) is welded at one end of the inserting rod (7), a mounting plate (9) is fixedly mounted on the top surface of the fixing block (8), and the top surface of the mounting plate (9) is welded with a pull ring (10), a limit spring (11) is arranged between the mounting plate (9) and the first connecting part (3) and positioned at the outer side of the fixed block (8), one side of the first connecting portion (3) is provided with a mandrel (1), one side of the second connecting portion (4) is provided with an outer shaft sleeve (2), and the inside of the groove (6) is spliced with a fan blade (5).
2. A cross-flow fan blade capable of being combined for use according to claim 1, wherein one side surface of the second connecting portion (4) is provided with a first connecting block (12), the outer surface of the first connecting block (12) is provided with an external thread (13), one side surface of the first connecting portion (3) is provided with a second connecting block (14), the inner wall of the second connecting block (14) is provided with an internal thread (15), and the first connecting block (12) is in threaded connection with the second connecting block (14).
3. A cross-flow fan blade capable of being used in combination according to claim 1, wherein the grooves (6) are provided in plurality, and a plurality of grooves (6) are distributed on the surface of the first connecting part (3) in an annular array.
4. A cross-flow fan blade capable of being combined for use according to claim 2, wherein the diameter of the second connecting block (14) is larger than that of the first connecting block (12), and the first connecting block (12) and the second connecting block (14) are both made of 304 stainless steel.
5. A cross-flow fan blade capable of being combined for use according to claim 1, wherein the fan blade (5) is provided in plurality, and the plurality of fan blades (5) are distributed between the two first connecting portions (3) in an annular array.
6. A cross-flow fan blade capable of being used in combination according to claim 1, wherein the material of the insert rod (7) is aluminum alloy, and the length of the insert rod (7) is greater than the depth of the groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123226259.2U CN216554578U (en) | 2021-12-21 | 2021-12-21 | Cross-flow fan blade capable of being combined for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123226259.2U CN216554578U (en) | 2021-12-21 | 2021-12-21 | Cross-flow fan blade capable of being combined for use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554578U true CN216554578U (en) | 2022-05-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123226259.2U Active CN216554578U (en) | 2021-12-21 | 2021-12-21 | Cross-flow fan blade capable of being combined for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554578U (en) |
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2021
- 2021-12-21 CN CN202123226259.2U patent/CN216554578U/en active Active
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