CN114001039A - Connection structure of fan wheel and motor - Google Patents
Connection structure of fan wheel and motor Download PDFInfo
- Publication number
- CN114001039A CN114001039A CN202111578217.7A CN202111578217A CN114001039A CN 114001039 A CN114001039 A CN 114001039A CN 202111578217 A CN202111578217 A CN 202111578217A CN 114001039 A CN114001039 A CN 114001039A
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- China
- Prior art keywords
- impeller
- rotating shaft
- longitudinal
- inlet hole
- clamping
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- 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.)
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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
A connection structure of a fan impeller and a 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; the rotating shaft is provided with a clamping groove; the clamping piece comprises a longitudinal connecting plate and a clamping block; the clamping groove comprises a bayonet and a longitudinal inlet hole; the clamping block passes through the longitudinal inlet hole and is clamped on the bayonet; the impeller body is internally and longitudinally connected with a locking frame in a sliding manner; the anti-loosening frame comprises a frame body and an anti-loosening plate; a fixed bolt is rotationally connected in the impeller body; the frame body is rotatably connected to the fixing bolt; the tail end of the fixing 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 through hole; the radial bolt is in threaded connection with the rotating shaft. The connection 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 driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The fan generally comprises a housing, a motor mounted in the housing, and an impeller connected to the motor, and when the fan works, the motor drives the impeller to rotate to work by electrifying the motor. In the practical use process, the motor drives the impeller to rotate very fast, and once the impeller is loosened, the damage caused by the impeller is very large, so that the fan impeller and motor connecting structure with the impeller connected stably is needed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a fan impeller and motor connecting structure with a more stable impeller connection, and the impeller can be prevented from loosening.
In order to solve the technical problems, the technical solution of the connection structure of the fan impeller and the motor of the present invention is:
the device comprises a motor and an impeller, wherein 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 body through a rotating shaft and is connected with the impeller, 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 hole arranged on the end surface of the rotating shaft; the longitudinal inlet hole is communicated with the bayonet; the clamping block penetrates through the longitudinal inlet hole and is clamped on the bayonet, and the longitudinal connecting plate is positioned in the longitudinal inlet hole; the impeller body is internally and longitudinally connected with a locking frame 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 rotatably connected with a fixing bolt, and the fixing bolt is longitudinally connected to the impeller body in a sliding manner; 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 fixing 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 together 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 through hole corresponding to the radial bolt; the radial bolt penetrates through the driving groove and the through hole and is in threaded connection with the rotating shaft.
The impeller body rear end is connected with two joint spare, has seted up two joint grooves in the corresponding pivot, and corresponding drive is sheathe in and has been seted up two and drive the groove, and corresponding anti-loosening plate is two altogether.
The front end of the longitudinal hole of the rotating shaft is provided with an inclined surface for guiding the clamping block.
The two sides of the connecting frame body of the fixing bolt are both connected with limiting rings, and the fixing bolt pushes the frame body to move longitudinally through the limiting rings.
The anti-loosening plate is perpendicular to the frame body.
The length of the driving sleeve is shorter than that of the longitudinal hole; the bayonet is positioned at the tail end of the longitudinal inlet hole.
The invention can achieve the technical effects that: the impeller is fixed on the rotating shaft through the fixing bolt and is fastened on the rotating shaft through the clamping piece for fixing 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, the rotating shaft is in threaded connection with a radial bolt, and the longitudinal connecting plate is limited through the radial bolt so as to ensure that the impeller cannot loosen.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
fig. 1 is a sectional view of a connection structure of a fan impeller and a motor according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
FIG. 4 is a schematic structural view of a fan impeller and motor connection structure according to the present invention;
FIG. 5 is an enlarged view of section C of FIG. 4;
fig. 6 is an exploded view of a fan impeller and motor coupling structure according to the present invention;
FIG. 7 is an enlarged view of section D of FIG. 6;
FIG. 8 is a schematic structural view of an impeller;
FIG. 9 is an enlarged view of section E of FIG. 8;
fig. 10 is a schematic view of the configuration of the anti-loosening plate not inserted into the longitudinal hole.
Detailed Description
The invention is explained in further detail below with reference to the drawings.
See fig. 1 to 10.
A connection structure of a fan impeller and a 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 connected with the impeller, and the rear end of the impeller body 3 is connected with a plurality of clamping pieces; the rotating shaft 2 is provided with a clamping groove corresponding to the clamping piece; 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 clamping opening 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 fixture block 6 penetrates 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; the impeller body 3 is internally and longitudinally connected with a locking frame in a sliding manner; 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; a fixing bolt 11 is rotatably connected in the impeller body 3, and the fixing bolt 11 is longitudinally slidably connected to the impeller body 3; the frame body 9 is rotationally connected to the fixing bolt 11 and is pushed to longitudinally move by 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 together 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 through hole 15 corresponding to the radial bolt 14; the radial bolt 14 passes through the driving slot 13 and the through hole 15 to be in threaded connection with the rotating shaft 2.
Specifically, 3 rear ends of impeller bodies are connected with two joint spare, have seted up two joint grooves on the corresponding pivot 2, have seted up two on the corresponding drive cover 12 and have driven groove 13, and corresponding anti-loosening plate 10 is two altogether.
Specifically, the front end of the longitudinal hole 8 of the rotating shaft 2 is provided with an inclined surface 21 for guiding the fixture block 6.
Specifically, both sides of the fixing bolt 11 connected to the frame body 9 are connected to the limiting rings 22, and the fixing bolt 11 pushes the frame body 9 to move longitudinally through the limiting rings 22.
Specifically, the anti-loose plate 10 is perpendicular to the frame body 9.
Specifically, the length of the driving sleeve 12 is shorter than that of the longitudinal hole 8; the bayonet 7 is positioned at the tail end of the longitudinal hole 8.
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 fig. 2); then the fixed bolt 11 is rotated, the tail end of the fixed bolt 11 is in threaded connection with the rotating shaft 2, when the tail end of the fixed 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 figure 2), and finally the radial bolt 14 is screwed on, specifically, the radial bolt 14 passes through the driving groove 13 and the through hole 15 formed on the longitudinal connecting plate 5 to be in threaded connection with the rotating shaft 2 (refer to figure 2), at this time, the impeller is fixed, the invention is completed through the anti-loosening plate 10 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 this time, the fixture block 6 can not be loosened from the longitudinal inlet hole 8, and through the design that the radial bolt 14 passes through the driving groove 13 and the through hole 15 formed on the longitudinal connecting plate 5 to be in threaded connection with the rotating shaft 2, the radial bolt 14 firmly limits the longitudinal connecting plate 5, so that the longitudinal connecting plate 5 can not be loosened, by adopting the connection mode, the impeller can be effectively and firmly fixed on the rotating shaft 2, and the connection mode is more stable; in the disassembly, the radial bolt 14 needs to be disassembled, and the anti-loosening plate 10 and the fixing bolt 11 are moved to the position shown in fig. 10, so as to press the fixture block 6 to disassemble the impeller body 3.
Specifically, the back 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 the corresponding anti-loosening plates 10 are two in total; preferably, the front end of the longitudinal hole 8 of the rotating shaft 2 is provided with an inclined surface 21 for guiding the fixture block 6, and the inclined surface 21 is used for guiding the fixture block 6, so that the fixture block 6 can conveniently enter the longitudinal hole 8; specifically, both sides of the fixing bolt 11 connected with the frame body 9 are connected with limit rings 22, and the fixing bolt 11 pushes the frame body 9 to move longitudinally through the limit 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. A connection structure of a fan impeller and a 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); motor (1) connect impeller body (3) and be connected its characterized in that with the impeller through pivot (2): the rear end of the impeller body (3) is connected with a plurality of clamping pieces; the rotating shaft (2) is provided with a clamping groove corresponding to the clamping piece; 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) penetrates 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); the impeller body (3) is internally and longitudinally connected with a locking frame in a sliding manner; 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); a fixing bolt (11) is rotationally connected in the impeller body (3), and the fixing bolt (11) is longitudinally connected to the impeller body (3) in a sliding manner; the frame body (9) is rotationally connected to the fixing bolt (11) and is pushed to longitudinally move by 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) together 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 through hole (15) corresponding to the radial bolt (14); the radial bolt (14) penetrates 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 the fan impeller and the motor according to claim 1, characterized in that: the impeller is characterized in that 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 the corresponding anti-loosening plates (10) are two in total.
3. The connection structure of the fan impeller and the motor according to claim 1, characterized in that: the front end of the longitudinal hole (8) of the rotating shaft (2) is provided with an inclined surface (21) for guiding the fixture block (6).
4. The connection structure of the fan impeller and the motor according to claim 1, characterized in that: fixing bolt (11) its connection support body (9) both sides all are connected with spacing ring (22), and fixing bolt (11) pass through spacing ring (22) promote support body (9) longitudinal movement.
5. The connection structure of the fan impeller and the motor according to claim 1, characterized in that: the anti-loosening plate (10) is perpendicular to the frame body (9).
6. The connection structure of the fan impeller and the motor according to claim 1, characterized in that: the length of the driving sleeve (12) is shorter than that 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 true CN114001039A (en) | 2022-02-01 |
| CN114001039B 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 |
|---|---|
| CN114001039B (en) | 2023-09-26 |
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