CN208503100U - The connection structure of impeller and motor shaft - Google Patents
The connection structure of impeller and motor shaft Download PDFInfo
- Publication number
- CN208503100U CN208503100U CN201721261733.6U CN201721261733U CN208503100U CN 208503100 U CN208503100 U CN 208503100U CN 201721261733 U CN201721261733 U CN 201721261733U CN 208503100 U CN208503100 U CN 208503100U
- Authority
- CN
- China
- Prior art keywords
- impeller
- shaft
- interconnecting piece
- motor shaft
- connection
- 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.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses the connection structures of impeller and motor shaft, including motor shaft interconnecting piece and impeller shaft interconnecting piece, the bottom end of motor shaft interconnecting piece is provided with axis hole, motor shaft interconnecting piece top with impeller shaft interconnecting piece bottom end is detachable is fixedly connected, impeller shaft interconnecting piece top is provided with impeller shaft, impeller shaft diameter is matched with impeller center hole aperture, impeller shaft length is matched with impeller center hole length, location structure is provided between impeller shaft side wall and center bore inner wall, impeller set is in impeller shaft, and position impeller by location structure, the top of impeller shaft is detachable to be fixed with block.The axis hole of the utility model motor shaft interconnecting piece and the end of motor shaft pass through interference fit connection, pass through the impeller axis connection impeller on impeller shaft interconnecting piece top, motor shaft interconnecting piece with impeller shaft interconnecting piece is detachable is fixedly connected, when impeller or motor damage, integral replacing is not needed, cost has been saved.
Description
Technical field
The utility model relates to the connection structures of a kind of impeller and motor shaft, belong to machinery field.
Background technique
The impeller of pump is generally driven by motor, and axis hole is provided on impeller, and the end of motor shaft and axis hole pass through interference
It is cooperatively connected, since impeller and motor axis connection are very secured, disassembly is very troublesome, therefore when impeller or motor damage, and one
As by impeller and motor integral replacing, higher cost.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides the connection structure of a kind of impeller and motor shaft.
In order to achieve the above object, the technical scheme adopted by the utility model is
The connection structure of impeller and motor shaft, including motor shaft interconnecting piece and impeller shaft interconnecting piece, motor shaft interconnecting piece
Bottom end is provided with axis hole, motor shaft interconnecting piece top with impeller shaft interconnecting piece bottom end is detachable is fixedly connected, impeller axis connection
Portion top is provided with impeller shaft, and impeller shaft diameter is matched with impeller center hole aperture, impeller shaft length and impeller center hole length
Matching, is provided with location structure, impeller set passes through location structure in impeller shaft between impeller shaft side wall and center bore inner wall
Position impeller, the top of impeller shaft is detachable to be fixed with block.
Motor shaft interconnecting piece includes the first connecting shaft and the first connection disk, and the top of the first connecting shaft connect circle with first
The bottom surface of piece is fixed, and the bottom end of the first connecting shaft is provided with axial axis hole.
Impeller shaft interconnecting piece includes the second connecting shaft and the second connection disk, and the bottom surface of the second connection disk is connect with first
The detachable fixation in the top surface of disk, the top surface of the second connection disk and the bottom end of the second connecting shaft are fixed, the second connecting shaft
Top surface and the bottom end of impeller shaft are fixed.
The central axis of axis hole, the central axis of the first connecting shaft, the central axis of the first connection disk, the second connection disk
Central axis, the second connecting shaft central axis and impeller shaft central axis on same straight line.
The diameter of second connecting shaft is greater than the diameter of impeller shaft.
The end of impeller shaft is provided with screw rod, and the central axis of screw rod and the central axis of impeller shaft are in same straight line
On, block is provided with to be screwed on screw rod with the matched screw hole of screw thread, block.
It is arranged fluted on the side wall of impeller shaft, protrusion is provided on the inner wall of impeller center hole, impeller set is being covered in impeller
On axis, protrusion insertion groove.
The utility model is achieved the utility model has the advantages that the axis hole of the utility model motor shaft interconnecting piece and the end of motor shaft
It is connected by interference fit, by the impeller axis connection impeller on impeller shaft interconnecting piece top, motor shaft interconnecting piece and impeller shaft connect
Socket part is detachable to be fixedly connected, and when impeller or motor damage, is not needed integral replacing, has been saved cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram for removing block.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
As illustrated in fig. 1 and 2, the connection structure of impeller and motor shaft, including motor shaft interconnecting piece 1 and impeller shaft interconnecting piece 2,
The bottom end of motor shaft interconnecting piece 1 is provided with axis hole, and 1 top of motor shaft interconnecting piece and 2 bottom end of impeller shaft interconnecting piece are detachable solid
Fixed connection, 2 top of impeller shaft interconnecting piece are provided with impeller shaft 3, and 3 diameter of impeller shaft is matched with impeller center hole aperture, impeller shaft 3
Length is matched with impeller center hole length, is provided with location structure between 3 side wall of impeller shaft and center bore inner wall, impeller set is in leaf
On wheel shaft 3, and position impeller by location structure, the top of impeller shaft 3 is detachable to be fixed with block 4.
Motor shaft interconnecting piece 1 includes the first connecting shaft 5 and the first connection disk 6, and the first connecting shaft 5 and first connects disk
6 integrally casting shapings, the bottom surface that the top of the first connecting shaft 5 connect disk 6 with first are fixed, and the bottom end of the first connecting shaft 5 is opened
Have an axial axis hole, the end of axis hole and motor shaft by interference fit connection, the thickness and diameter of the first connection disk 6 according to
Depending on concrete condition.
Impeller shaft interconnecting piece 2 includes the second connecting shaft 7 and the second connection disk 8, the bottom surface and first of the second connection disk 8
The detachable fixation in top surface for connecting disk 6, can be used bolt and fixes, the top surface of the second connection disk 8 and the second connecting shaft 7
Bottom end is fixed, depending on second connects the thickness of disk 8 and diameter as the case may be, for the ease of fixation, here the second connection
The diameter of disk 8 connects the diameter of disk 6 less than first, and the top surface of the second connecting shaft 7 and the bottom end of impeller shaft 3 are fixed, and second
The diameter of connecting shaft 7 is greater than the diameter of impeller shaft 3.
The end of impeller shaft 3 is provided with screw rod 10, and block 4, which is provided with, can use piece with the matched screw hole of screw thread, block 4
Type nut, block 4 are screwed on screw rod 10, the second connecting shaft 7, second connect disk 8, impeller shaft 3 and 10 integrally casting of screw rod at
Type.
The central axis of axis hole, the central axis of the first connecting shaft 5, the central axis of the first connection disk 6, the second connection circle
The central axis of piece 8, the central axis of the second connecting shaft 7, the central axis of impeller shaft 3 and screw rod 10 central axis same
On straight line.
Location structure is as follows: axial notch 9, the length of groove 9 and the length of impeller shaft 3 are provided on the side wall of impeller shaft 3
Degree matches, and is provided with protrusion on the inner wall of impeller center hole, and impeller set is covering in impeller shaft 3, protrusion insertion groove 9.
Motor shaft interconnecting piece 1 is an integral molding structure, and impeller shaft interconnecting piece 2 and impeller shaft 3 are an integral molding structure, by this
The end of two integrally formed detachable fixations of structure, axis hole and motor shaft is by interference fit connection, and impeller set is in leaf
On wheel shaft 3, block 4 is then tightened；When motor damage, motor and motor shaft interconnecting piece 1 need to only be replaced, work as impeller failure
When, block 4 is unscrewed, impeller is replaced；Integral replacing is not needed, cost is greatly saved.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (7)
1. the connection structure of impeller and motor shaft, it is characterised in that: including motor shaft interconnecting piece and impeller shaft interconnecting piece, motor shaft
The bottom end of interconnecting piece is provided with axis hole, motor shaft interconnecting piece top with impeller shaft interconnecting piece bottom end is detachable is fixedly connected, leaf
Wheel shaft interconnecting piece top is provided with impeller shaft, and impeller shaft diameter is matched with impeller center hole aperture, in impeller shaft length and impeller
The matching of heart hole length, is provided with location structure, impeller set passes through in impeller shaft between impeller shaft side wall and center bore inner wall
Location structure positions impeller, and the top of impeller shaft is detachable to be fixed with block.
2. the connection structure of impeller according to claim 1 and motor shaft, it is characterised in that: motor shaft interconnecting piece includes the
One connecting shaft and the first connection disk, the bottom surface that the top of the first connecting shaft connect disk with first are fixed, the first connecting shaft
Bottom end is provided with axial axis hole.
3. the connection structure of impeller according to claim 2 and motor shaft, it is characterised in that: impeller shaft interconnecting piece includes the
Two connecting shafts and the second connection disk, the detachable fixation in top surface that the bottom surface of the second connection disk connect disk with first, the
The top surface of two connection disks and the bottom end of the second connecting shaft are fixed, and the top surface of the second connecting shaft and the bottom end of impeller shaft are fixed.
4. the connection structure of impeller according to claim 3 and motor shaft, it is characterised in that: the central axis of axis hole, first
The central axis of connecting shaft, the central axis of the first connection disk, the second connection central axis of disk, in the second connecting shaft
Mandrel line and the central axis of impeller shaft are on same straight line.
5. the connection structure of impeller according to claim 3 and motor shaft, it is characterised in that: the diameter of the second connecting shaft is big
In the diameter of impeller shaft.
6. the connection structure of impeller according to claim 1 and motor shaft, it is characterised in that: the end of impeller shaft is provided with
On same straight line, block is provided with and the matched spiral shell of screw thread for screw rod, the central axis of screw rod and the central axis of impeller shaft
Hole, block are screwed on screw rod.
7. the connection structure of impeller according to claim 6 and motor shaft, it is characterised in that: be arranged on the side wall of impeller shaft
It is fluted, protrusion is provided on the inner wall of impeller center hole, impeller set is covering in impeller shaft, protrusion insertion groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721261733.6U CN208503100U (en) | 2017-09-28 | 2017-09-28 | The connection structure of impeller and motor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721261733.6U CN208503100U (en) | 2017-09-28 | 2017-09-28 | The connection structure of impeller and motor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208503100U true CN208503100U (en) | 2019-02-15 |
Family
ID=65301374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721261733.6U Expired - Fee Related CN208503100U (en) | 2017-09-28 | 2017-09-28 | The connection structure of impeller and motor shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208503100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588040A (en) * | 2017-09-28 | 2018-01-16 | 镇江三联泵业机械成套设备有限公司 | The attachment structure of impeller and motor shaft |
-
2017
- 2017-09-28 CN CN201721261733.6U patent/CN208503100U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588040A (en) * | 2017-09-28 | 2018-01-16 | 镇江三联泵业机械成套设备有限公司 | The attachment structure of impeller and motor shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20190928 |