CN204436480U - A kind of impeller - Google Patents
A kind of impeller Download PDFInfo
- Publication number
- CN204436480U CN204436480U CN201520056340.6U CN201520056340U CN204436480U CN 204436480 U CN204436480 U CN 204436480U CN 201520056340 U CN201520056340 U CN 201520056340U CN 204436480 U CN204436480 U CN 204436480U
- Authority
- CN
- China
- Prior art keywords
- positioning
- rod
- ring
- boss
- chamber
- 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 relates to a kind of impeller, include circular fitting seat, the circumference of fitting seat is evenly distributed with some blades, the central position of fitting seat is provided with mounting hole, the inwall of mounting hole is axially arranged with some positioning chambers around it, spring is provided with in positioning chamber, positioning rod, spring one end and positioning rod are conflicted, conflict bottom the other end and positioning chamber, positioning ring is provided with in positioning chamber, positioning ring coordinates with positioning chamber inner thread, positioning rod includes the body of rod, the medial extremity of the body of rod is provided with positioning boss, the diameter of positioning boss is greater than the diameter of the body of rod, the diameter of positioning boss is greater than the internal diameter of positioning ring, positioning ring is set in outside the body of rod, positioning boss bottom positioning ring and positioning chamber between, spring and positioning boss are conflicted.Adopt technique scheme, the utility model provides a kind of impeller, and it can prevent positioning rod from coming off in positioning chamber well, thus makes it easier for installation.
Description
Technical field
The utility model relates to a kind of impeller.
Background technique
Existing a kind of impeller, include circular fitting seat, the circumference of described fitting seat is evenly distributed with some blades, the central position of described fitting seat is provided with mounting hole, the inwall of described mounting hole is axially arranged with some positioning chambers around it, spring is provided with in described positioning chamber, positioning rod, described spring one end and positioning rod are conflicted, conflict bottom the other end and positioning chamber, during installation, promote positioning rod to move in positioning chamber, spring-compressed, then, by transmission shaft through mounting hole, transmission shaft is provided with driving groove, positioning rod is made to be placed in driving groove after installation, but, the impeller of this structure, when mounted, positioning rod easily comes off in positioning chamber, thus it is inconvenient to make it install.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art, the utility model provides a kind of impeller, it can prevent positioning rod from coming off in positioning chamber well, thus makes it easier for installation.
The technical solution of the utility model: a kind of impeller, include circular fitting seat, the circumference of described fitting seat is evenly distributed with some blades, the central position of described fitting seat is provided with mounting hole, the inwall of described mounting hole is axially arranged with some positioning chambers around it, spring is provided with in described positioning chamber, positioning rod, described spring one end and positioning rod are conflicted, conflict bottom the other end and positioning chamber, it is characterized in that: in described positioning chamber, be provided with positioning ring, described positioning ring coordinates with positioning chamber inner thread, described positioning rod includes the body of rod, the medial extremity of the body of rod is provided with positioning boss, the diameter of described positioning boss is greater than the diameter of the body of rod, the diameter of positioning boss is greater than the internal diameter of positioning ring, positioning ring is set in outside the body of rod, described positioning boss bottom positioning ring and positioning chamber between, described spring and positioning boss are conflicted.
Adopt technique scheme, the diameter due to positioning boss is greater than the internal diameter of positioning ring, and such positioning ring can prevent positioning boss from departing from positioning chamber well, therefore, the impeller of this structure, it can prevent positioning rod from coming off in positioning chamber well, thus makes it easier for installation; Positioning ring is coordinated with positioning chamber inner thread, make its install, dismantle convenient.
Further setting of the present utility model: the inner side end of described positioning boss is provided with circular orientation seat, described spring is placed in described circular orientation seat.
Adopt above-mentioned further setting, the circular orientation seat of setting, can prevent spring from producing position skew well, thus ensure that the telescopicing performance of positioning rod is reliable.
Setting further more of the present utility model: described positioning boss upper-end surface is provided with annular groove, the inwall of described annular groove is provided with draw-in groove, described circular orientation seat is that plastics are made, described circular orientation seat is provided with annular inserted sheet, described inserted sheet is plugged in annular groove, on described inserted sheet, corresponding slot has installed fixture block, and fixture block is fastened on the connection forming positioning seat and positioning boss in draw-in groove.
Adopt and above-mentionedly to arrange further again, positioning seat is that plastics are made, and makes it have certain elasticity, and fixture block can be facilitated like this to snap in draw-in groove, this positioning seat and positioning boss Placement, installs, convenient disassembly.
Setting further more of the present utility model: the outboard end of the described body of rod is provided with arc-shaped projection.
Adopt and above-mentionedly to arrange further again, arc-shaped is protruding, can conveniently be inserted by positioning rod in the driving groove on transmission shaft, easier for installation.
Further setting more of the present utility model: the end face outside of described positioning ring is provided with installing ring.
Adopt and above-mentionedly further to arrange again, the installing ring of setting, rotating position ring can be facilitated, install, dismantle convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment;
Fig. 2 is I part partial enlarged drawing in Fig. 1.
Embodiment
As Fig. 1, shown in 2, a kind of impeller, include circular fitting seat 1, the circumference of described fitting seat 1 is evenly distributed with some blades 2, the central position of described fitting seat 1 is provided with mounting hole 11, the inwall of described mounting hole 11 is axially arranged with some positioning chambers 12 around it, spring 3 is provided with in described positioning chamber 12, positioning rod 4, described spring 3 one end and positioning rod 4 are conflicted, conflict bottom the other end and positioning chamber 12, positioning ring 5 is provided with in described positioning chamber 12, described positioning ring 5 coordinates with positioning chamber 12 inner thread, described positioning rod 4 includes the body of rod 41, the medial extremity of the body of rod 41 is provided with positioning boss 42, the diameter of described positioning boss 42 is greater than the diameter of the body of rod 41, the diameter of positioning boss 42 is greater than the internal diameter of positioning ring 5, positioning ring 5 is set in outside the body of rod 41, described positioning boss 42 bottom positioning ring 5 and positioning chamber 12 between, described spring 3 is conflicted with positioning boss 42.Diameter due to positioning boss 42 is greater than the internal diameter of positioning ring 5, such positioning ring 5 can prevent positioning boss 42 from departing from positioning chamber 12 well, therefore, and the impeller of this structure, it can prevent positioning rod 4 from coming off in positioning chamber 12 well, thus makes it easier for installation; Positioning ring 5 is coordinated with positioning chamber 12 inner thread, make its install, dismantle convenient.
In the utility model specific embodiment, the inner side end of described positioning boss 42 is provided with circular orientation seat 6, and described spring 3 is placed in described circular orientation seat 6.The circular orientation seat 6 arranged, can prevent spring 3 from producing position skew well, thus ensure that the telescopicing performance of positioning rod 4 is reliable.In the utility model specific embodiment, described positioning boss 42 upper-end surface is provided with annular groove 421, the inwall of described annular groove 421 is provided with draw-in groove 422, described circular orientation seat 6 is made for plastics, described circular orientation seat 6 is provided with annular inserted sheet 61, described inserted sheet 61 is plugged in annular groove 421, and on described inserted sheet 61, corresponding draw-in groove 422 position is provided with fixture block 611, and fixture block 611 is fastened on the connection forming positioning seat 6 and positioning boss 42 in draw-in groove 422.Positioning seat 6 is made for plastics, makes it have certain elasticity, fixture block 611 can be facilitated like this to snap in draw-in groove 422, this positioning seat 6 and positioning boss 42 Placement, installs, convenient disassembly.
In the utility model specific embodiment, the outboard end of the described body of rod 41 is provided with arc-shaped projection 411, the arc-shaped projection 411 of setting, can conveniently be inserted by positioning rod 4 in the driving groove on transmission shaft, easier for installation.
In the utility model specific embodiment, the end face outside of described positioning ring 5 is provided with installing ring 51, the installing ring 51 of setting, rotating position ring 5 can be facilitated, install, dismantle convenient.
Claims (5)
1. an impeller, include circular fitting seat, the circumference of described fitting seat is evenly distributed with some blades, the central position of described fitting seat is provided with mounting hole, the inwall of described mounting hole is axially arranged with some positioning chambers around it, spring is provided with in described positioning chamber, positioning rod, described spring one end and positioning rod are conflicted, conflict bottom the other end and positioning chamber, it is characterized in that: in described positioning chamber, be provided with positioning ring, described positioning ring coordinates with positioning chamber inner thread, described positioning rod includes the body of rod, the medial extremity of the body of rod is provided with positioning boss, the diameter of described positioning boss is greater than the diameter of the body of rod, the diameter of positioning boss is greater than the internal diameter of positioning ring, positioning ring is set in outside the body of rod, described positioning boss bottom positioning ring and positioning chamber between, described spring and positioning boss are conflicted.
2. impeller according to claim 1, is characterized in that: the inner side end of described positioning boss is provided with circular orientation seat, and described spring is placed in described circular orientation seat.
3. impeller according to claim 2, it is characterized in that: described positioning boss upper-end surface is provided with annular groove, the inwall of described annular groove is provided with draw-in groove, described circular orientation seat is that plastics are made, described circular orientation seat is provided with annular inserted sheet, described inserted sheet is plugged in annular groove, and on described inserted sheet, corresponding slot has installed fixture block, and fixture block is fastened on the connection forming positioning seat and positioning boss in draw-in groove.
4. the impeller according to claim 1 or 2 or 3, is characterized in that: the outboard end of the described body of rod is provided with arc-shaped projection.
5. the impeller according to claim 1 or 2 or 3, is characterized in that: the end face outside of described positioning ring is provided with installing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056340.6U CN204436480U (en) | 2015-01-27 | 2015-01-27 | A kind of impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056340.6U CN204436480U (en) | 2015-01-27 | 2015-01-27 | A kind of impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436480U true CN204436480U (en) | 2015-07-01 |
Family
ID=53604358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520056340.6U Expired - Fee Related CN204436480U (en) | 2015-01-27 | 2015-01-27 | A kind of impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436480U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367547A (en) * | 2017-07-21 | 2017-11-21 | 李永臣 | A kind of low permeability sandstone reservoir oiliness device for monitoring and analyzing |
| CN110194264A (en) * | 2019-05-13 | 2019-09-03 | 艾欣创科技(北京)有限公司 | A kind of unmanned plane |
-
2015
- 2015-01-27 CN CN201520056340.6U patent/CN204436480U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367547A (en) * | 2017-07-21 | 2017-11-21 | 李永臣 | A kind of low permeability sandstone reservoir oiliness device for monitoring and analyzing |
| CN110194264A (en) * | 2019-05-13 | 2019-09-03 | 艾欣创科技(北京)有限公司 | A kind of unmanned plane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20190127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |