CN114001039B - Connection structure of fan impeller and motor - Google Patents
Connection structure of fan impeller and motor Download PDFInfo
- Publication number
- CN114001039B CN114001039B CN202111578217.7A CN202111578217A CN114001039B CN 114001039 B CN114001039 B CN 114001039B CN 202111578217 A CN202111578217 A CN 202111578217A CN 114001039 B CN114001039 B CN 114001039B
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- China
- Prior art keywords
- impeller
- rotating shaft
- longitudinal
- clamping
- inlet hole
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
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- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/263—Rotors specially for elastic fluids mounting fan or blower rotors on shafts
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- 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
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The connecting structure of the fan impeller and the motor comprises the motor and the impeller, wherein the motor is connected with a rotating shaft; the impeller comprises an impeller body, and the rear end of the impeller body is connected with a plurality of clamping pieces; a clamping groove is formed in the rotating shaft; the clamping piece comprises a longitudinal connecting plate and a clamping block; the clamping groove comprises a bayonet and a longitudinal inlet; the clamping block passes through the longitudinal inlet hole and is clamped on the bayonet; an anti-loosening frame is longitudinally connected in the impeller body in a sliding manner; the anti-loosening frame comprises a frame body and an anti-loosening plate; the impeller body is rotationally connected with a fixing bolt; the frame body is rotationally connected to the fixing bolt; the tail end of the fixed bolt is in threaded connection with the rotating shaft; the rear side of the impeller body is also connected with a driving sleeve; the driving sleeve is provided with a driving groove; the driving groove is connected with a radial bolt; the longitudinal connecting plate is provided with a perforation; the radial bolt is in threaded connection with the rotating shaft. The connecting mode of the invention is more stable.
Description
Technical Field
The invention relates to a connecting structure of a fan impeller and a motor.
Background
The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan generally comprises a shell, a motor arranged in the shell and an impeller connected with the motor, and when the fan works, the motor drives the impeller to rotate by electrifying the motor. In the practical use process, the motor is known to drive the impeller to rotate very fast, and once the impeller is loosened, the impeller is damaged very greatly, so that a fan impeller and motor connecting structure with relatively stable impeller connection is needed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a fan impeller and motor connection structure with relatively stable impeller connection, and can prevent the impeller from loosening.
In order to solve the technical problems, the technical solution of the connection structure of the fan impeller and the motor is as follows:
the motor is connected with a rotating shaft; the impeller comprises an impeller body and blades connected to the impeller body; the motor is connected with the impeller through a rotating shaft and connected with the impeller body, and the rear end of the impeller body is connected with a plurality of clamping pieces; the rotating shaft is provided with a clamping groove corresponding to the clamping piece; the clamping piece comprises a longitudinal connecting plate connected with the impeller body and a clamping block connected to the tail end of the longitudinal connecting plate; the clamping groove comprises a bayonet arranged on the side surface of the rotating shaft and a longitudinal inlet arranged on the end surface of the rotating shaft; the longitudinal inlet is communicated with the bayonet; the clamping block penetrates through the longitudinal inlet hole to be clamped on the bayonet, and the longitudinal connecting plate is positioned in the longitudinal inlet hole; an anti-loosening frame is longitudinally connected in the impeller body in a sliding manner; the anti-loosening frame comprises a frame body and an anti-loosening plate corresponding to the clamping groove; the anti-loosening plate is connected with the frame body; the impeller body is rotationally connected with a fixing bolt, and the fixing bolt is longitudinally and slidably connected to the impeller body; the frame body is rotationally connected to the fixing bolt and is pushed to longitudinally move by the fixing bolt; the tail end of the fixed bolt is in threaded connection with the rotating shaft; when the fixing bolt is in threaded connection with the rotating shaft, the anti-loosening plate is inserted into the longitudinal inlet hole and seals the longitudinal inlet hole with the longitudinal connecting plate; the rear side of the impeller body is also connected with a driving sleeve sleeved on the rotating shaft; the driving sleeve is provided with a driving groove corresponding to the clamping piece; the driving groove is connected with a radial bolt; the longitudinal connecting plate is provided with a perforation corresponding to the radial bolt; the radial bolts penetrate through the driving grooves and the through holes to be in threaded connection with the rotating shaft.
The rear end of the impeller body is connected with two clamping pieces, two clamping grooves are formed in corresponding rotating shafts, two driving grooves are formed in corresponding driving sleeves, and two corresponding anti-loosening plates are arranged in total.
The front end of the longitudinal inlet of the rotating shaft is provided with an inclined plane for guiding the clamping block.
And limiting rings are connected to two sides of the fixing bolt, which are connected with the frame body, and the fixing bolt pushes the frame body to longitudinally move through the limiting rings.
The anti-loosening plate is perpendicular to the frame body.
The length of the driving sleeve is shorter than the length of the longitudinal inlet hole; the bayonet is positioned at the tail end of the longitudinal inlet.
The invention has the following technical effects: the impeller is fixed on the rotating shaft through the fixing bolt, and is buckled on the rotating shaft through the clamping piece to be fixed again; in order to prevent the clamping piece from loosening, an anti-loosening plate is inserted in the longitudinal inlet hole, the longitudinal inlet hole is sealed through the anti-loosening plate and the longitudinal connecting plate so as to prevent the clamping piece from loosening, a radial bolt is connected to the rotating shaft in a threaded manner, and the longitudinal connecting plate is limited through the radial bolt so as to ensure that the impeller cannot loosen, so that the connecting mode is stable.
Drawings
The invention is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a cross-sectional view of a fan wheel and motor connection according to the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1;
fig. 3 is an enlarged view of a portion B of fig. 2;
FIG. 4 is a schematic view of a fan wheel and motor connection structure according to the present invention;
fig. 5 is an enlarged view of a portion C of fig. 4;
FIG. 6 is an exploded view of a fan wheel and motor connection according to the present invention;
fig. 7 is an enlarged view of a portion D of fig. 6;
FIG. 8 is a schematic structural view of an impeller;
fig. 9 is an enlarged view of the portion E of fig. 8;
fig. 10 is a schematic view of the structure when the anti-loosening plate is not inserted into the longitudinal inlet hole.
Detailed Description
The invention is further described in detail below with reference to the accompanying drawings.
See fig. 1 to 10.
The connecting structure of the fan impeller and the motor comprises a motor 1 and an impeller, wherein a rotating shaft 2 is connected to the motor 1; the impeller comprises an impeller body 3 and blades 4 connected to the impeller body 3; the motor 1 is connected with the impeller body 3 through the rotating shaft 2, and the rear end of the impeller body 3 is connected with a plurality of clamping pieces; a clamping groove corresponding to the clamping piece is formed in the rotating shaft 2; the clamping piece comprises a longitudinal connecting plate 5 connected with the impeller body 3 and a clamping block 6 connected to the tail end of the longitudinal connecting plate 5; the clamping groove comprises a bayonet 7 arranged on the side surface of the rotating shaft 2 and a longitudinal inlet hole 8 arranged on the end surface of the rotating shaft 2; the longitudinal inlet hole 8 is communicated with the bayonet 7; the clamping block 6 passes through the longitudinal inlet hole 8 and is clamped on the bayonet 7, and the longitudinal connecting plate 5 is positioned in the longitudinal inlet hole 8; an anti-loosening frame is longitudinally and slidably connected in the impeller body 3; the anti-loosening frame comprises a frame body 9 and an anti-loosening plate 10 corresponding to the clamping groove; the anti-loosening plate 10 is connected with the frame body 9; the impeller body 3 is rotationally connected with a fixing bolt 11, and the fixing bolt 11 is longitudinally and slidably connected to the impeller body 3; the frame body 9 is rotatably connected to the fixing bolt 11 and is pushed to longitudinally move by the fixing bolt 11; the tail end of the fixed bolt 11 is in threaded connection with the rotating shaft 2; when the fixing bolt 11 is in threaded connection with the rotating shaft 2, the anti-loosening plate 10 is inserted into the longitudinal inlet hole 8 and seals the longitudinal inlet hole 8 with the longitudinal connecting plate 5; the rear side of the impeller body 3 is also connected with a driving sleeve 12 sleeved on the rotating shaft 2; the driving sleeve 12 is provided with a driving groove 13 corresponding to the clamping piece; the driving groove 13 is connected with a radial bolt 14; the longitudinal connecting plate 5 is provided with a perforation 15 corresponding to the radial bolt 14; the radial bolt 14 passes through the driving groove 13 and the through hole 15 to be in threaded connection with the rotating shaft 2.
Specifically, the rear end of the impeller body 3 is connected with two clamping pieces, two clamping grooves are formed in the corresponding rotating shaft 2, two driving grooves 13 are formed in the corresponding driving sleeve 12, and two corresponding anti-loosening plates 10 are arranged.
Specifically, the front end of the longitudinal inlet hole 8 of the rotating shaft 2 is provided with an inclined surface 21 for guiding the clamping block 6.
Specifically, the two sides of the fixing bolt 11, which are connected with the frame body 9, are connected with limiting rings 22, and the fixing bolt 11 pushes the frame body 9 to move longitudinally through the limiting rings 22.
Specifically, the anti-loosening plate 10 is perpendicular to the frame 9.
Specifically, the length of the driving sleeve 12 is shorter than the length of the longitudinal inlet hole 8; the bayonet 7 is located at the end of the longitudinal inlet 8.
And (3) installation description: in the installation of the invention, firstly, the impeller body 3 is sleeved on the rotating shaft 2, specifically, the driving sleeve 12 is sleeved on the rotating shaft 2, and the clamping block 6 passes through the longitudinal inlet hole 8 and is clamped on the bayonet 7 (refer to figure 2); then, the fixing bolt 11 is rotated, the tail end of the fixing bolt 11 is in threaded connection with the rotating shaft 2, when the tail end of the fixing bolt 11 is in threaded connection with the rotating shaft 2, the anti-loosening plate 10 is inserted into the longitudinal inlet hole 8 (refer to fig. 2), and finally, the radial bolt 14 is screwed on, specifically, the radial bolt 14 penetrates through the driving groove 13 and the through hole 15 formed in the longitudinal connecting plate 5 to be in threaded connection with the rotating shaft 2 (refer to fig. 2), at the moment, the impeller is fixed, the anti-loosening plate 10 is inserted into the longitudinal inlet hole 8, the anti-loosening plate 10 and the longitudinal connecting plate 5 seal the longitudinal inlet hole 8, at the moment, the clamping block 6 cannot be loosened from the longitudinal inlet hole 8, and the radial bolt 14 penetrates through the driving groove 13 and the through hole 15 formed in the longitudinal connecting plate 5 to be in threaded connection with the rotating shaft 2, so that the radial bolt 14 firmly limits the longitudinal connecting plate 5, and the longitudinal connecting plate 5 cannot be loosened, and by adopting the connecting mode, the impeller can be effectively fixed on the rotating shaft 2, and the connecting mode is more stable; in the disassembly, the radial bolts 14 are first disassembled, and the anti-loosening plate 10 and the fixing bolts 11 are moved to the position of fig. 10, so that the clamping blocks 6 can be pressed to disassemble the impeller body 3.
Specifically, the rear end of the impeller body 3 is connected with two clamping pieces, two clamping grooves are formed in the corresponding rotating shaft 2, two driving grooves 13 are formed in the corresponding driving sleeve 12, and two corresponding anti-loosening plates 10 are arranged; preferably, the front end of the longitudinal inlet hole 8 of the rotating shaft 2 is provided with an inclined surface 21 for guiding the clamping block 6, and the inclined surface 21 is used for guiding the clamping block 6, so that the clamping block 6 can conveniently enter the longitudinal inlet hole 8; specifically, the two sides of the fixing bolt 11, which are connected with the frame body 9, are connected with limiting rings 22, and the fixing bolt 11 pushes the frame body 9 to longitudinally move through the limiting rings 22; specifically, the length of the driving sleeve 12 is shorter than that of the longitudinal inlet hole 8, and the bayonet 7 is located at the tail end of the longitudinal inlet hole 8, so that the bayonet 7 is exposed outside the driving sleeve 12, and the clamping block 6 is conveniently pressed (refer to fig. 2).
Claims (6)
1. The connecting structure of the fan impeller and the motor comprises a motor (1) and an impeller, wherein a rotating shaft (2) is connected to the motor (1); the impeller comprises an impeller body (3) and blades (4) connected to the impeller body (3); the motor (1) is connected with the impeller body (3) through the rotating shaft (2), and is characterized in that: the rear end of the impeller body (3) is connected with a plurality of clamping pieces; a clamping groove corresponding to the clamping piece is formed in the rotating shaft (2); the clamping piece comprises a longitudinal connecting plate (5) connected with the impeller body (3) and a clamping block (6) connected to the tail end of the longitudinal connecting plate (5); the clamping groove comprises a bayonet (7) arranged on the side surface of the rotating shaft (2) and a longitudinal inlet (8) arranged on the end surface of the rotating shaft (2); the longitudinal inlet hole (8) is communicated with the bayonet (7); the clamping block (6) passes through the longitudinal inlet hole (8) and is clamped on the bayonet (7), and the longitudinal connecting plate (5) is positioned in the longitudinal inlet hole (8); an anti-loosening frame is longitudinally and slidably connected in the impeller body (3); the anti-loosening frame comprises a frame body (9) and an anti-loosening plate (10) corresponding to the clamping groove; the anti-loosening plate (10) is connected with the frame body (9); the impeller body (3) is rotationally connected with a fixing bolt (11), and the fixing bolt (11) is longitudinally and slidably connected to the impeller body (3); the frame body (9) is rotationally connected to the fixing bolt (11) and pushes the frame body to longitudinally move through the fixing bolt (11); the tail end of the fixing bolt (11) is in threaded connection with the rotating shaft (2); when the fixing bolt (11) is in threaded connection with the rotating shaft (2), the anti-loosening plate (10) is inserted into the longitudinal inlet hole (8) and seals the longitudinal inlet hole (8) with the longitudinal connecting plate (5); the rear side of the impeller body (3) is also connected with a driving sleeve (12) sleeved on the rotating shaft (2); a driving groove (13) corresponding to the clamping piece is formed in the driving sleeve (12); the driving groove (13) is connected with a radial bolt (14); the longitudinal connecting plate (5) is provided with a perforation (15) corresponding to the radial bolt (14); the radial bolt (14) passes through the driving groove (13) and the through hole (15) to be in threaded connection with the rotating shaft (2).
2. The connection structure of a fan impeller and a motor according to claim 1, wherein: the rear end of the impeller body (3) is connected with two clamping pieces, two clamping grooves are formed in the corresponding rotating shaft (2), two driving grooves (13) are formed in the corresponding driving sleeve (12), and two corresponding anti-loosening plates (10) are arranged.
3. The connection structure of a fan impeller and a motor according to claim 1, wherein: the front end of the longitudinal inlet hole (8) of the rotating shaft (2) is provided with an inclined surface (21) for guiding the clamping block (6).
4. The connection structure of a fan impeller and a motor according to claim 1, wherein: the fixing bolts (11) are connected with limiting rings (22) on two sides of the frame body (9), and the fixing bolts (11) push the frame body (9) to move longitudinally through the limiting rings (22).
5. The connection structure of a fan impeller and a motor according to claim 1, wherein: the anti-loosening plate (10) is perpendicular to the frame body (9).
6. The connection structure of a fan impeller and a motor according to claim 1, wherein: the length of the driving sleeve (12) is shorter than the length of the longitudinal inlet hole (8); the bayonet (7) is positioned at the tail end of the longitudinal inlet hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578217.7A CN114001039B (en) | 2021-12-22 | 2021-12-22 | Connection structure of fan impeller and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578217.7A CN114001039B (en) | 2021-12-22 | 2021-12-22 | Connection structure of fan impeller and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114001039A CN114001039A (en) | 2022-02-01 |
| CN114001039B true CN114001039B (en) | 2023-09-26 |
Family
ID=79931917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111578217.7A Active CN114001039B (en) | 2021-12-22 | 2021-12-22 | Connection structure of fan impeller and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114001039B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013110922A1 (en) * | 2012-01-24 | 2013-08-01 | Napier Turbochargers Limited | Connection system, corresponding impeller and turbocharger |
| CN107524620A (en) * | 2017-09-25 | 2017-12-29 | 张家港保税区创典炉窑通风设备有限公司 | A kind of centrifugal hot air circulation blower |
| CN109322854A (en) * | 2017-07-31 | 2019-02-12 | 芜湖美的厨卫电器制造有限公司 | Coaxial connector for blower and the blower with it |
| CN210106240U (en) * | 2019-06-04 | 2020-02-21 | 杭州朗姆科技有限公司 | Impeller locking structure of magnetic suspension fan |
| CN210164682U (en) * | 2019-05-29 | 2020-03-20 | 太仓市宇格明叶环保设备有限公司 | Impeller coupling convenient to detach with replacer |
| CN214007592U (en) * | 2020-12-29 | 2021-08-20 | 江苏斯莱特水泵股份有限公司 | Impeller with variable blade width for water pump |
-
2021
- 2021-12-22 CN CN202111578217.7A patent/CN114001039B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013110922A1 (en) * | 2012-01-24 | 2013-08-01 | Napier Turbochargers Limited | Connection system, corresponding impeller and turbocharger |
| CN109322854A (en) * | 2017-07-31 | 2019-02-12 | 芜湖美的厨卫电器制造有限公司 | Coaxial connector for blower and the blower with it |
| CN107524620A (en) * | 2017-09-25 | 2017-12-29 | 张家港保税区创典炉窑通风设备有限公司 | A kind of centrifugal hot air circulation blower |
| CN210164682U (en) * | 2019-05-29 | 2020-03-20 | 太仓市宇格明叶环保设备有限公司 | Impeller coupling convenient to detach with replacer |
| CN210106240U (en) * | 2019-06-04 | 2020-02-21 | 杭州朗姆科技有限公司 | Impeller locking structure of magnetic suspension fan |
| CN214007592U (en) * | 2020-12-29 | 2021-08-20 | 江苏斯莱特水泵股份有限公司 | Impeller with variable blade width for water pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114001039A (en) | 2022-02-01 |
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