CN206694316U - A kind of high pressure chemical industry centrifugal pump impeller loosening device - Google Patents
A kind of high pressure chemical industry centrifugal pump impeller loosening device Download PDFInfo
- Publication number
- CN206694316U CN206694316U CN201720576229.9U CN201720576229U CN206694316U CN 206694316 U CN206694316 U CN 206694316U CN 201720576229 U CN201720576229 U CN 201720576229U CN 206694316 U CN206694316 U CN 206694316U
- Authority
- CN
- China
- Prior art keywords
- eccentric block
- locking nut
- locating rod
- impeller
- pump shaft
- 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
Links
Abstract
The utility model discloses a kind of high pressure chemical industry centrifugal pump impeller loosening device, it is related to centrifugation pump technical field；The inside of the pump housing is provided with pump shaft, the outside of the pump shaft is socketed with impeller, the impeller is by the first locking nut, the second locking nut interlocking on pump shaft, the outer end of the pump shaft is provided with positioning hole, the location locking mechanism is provided with positioning hole, and the location locking mechanism apical grafting is on the second locking nut；The location locking mechanism includes fixed eccentric block, locating rod, movable eccentric block, the 3rd locking nut；The left end of the locating rod is connected with fixed eccentric block, the locating rod is square, and it is provided with screw thread on the right side of the locating rod, square sleeve joint hole is provided with the movable eccentric block, on the securing lever, the 3rd locking nut is locked on the screw thread of locating rod by spring shim for the movable eccentric block socket；The utility model is easy to implement Fast Installation and locking, while is not easy to loosen, and intensity is high.
Description
Technical field
A kind of high pressure chemical industry centrifugal pump impeller loosening device is the utility model is related to, belongs to centrifugation pump technical field.
Background technology
The single or multiple nuts of impeller generally use of centrifugal pump are connected directly between on pump shaft, are consolidated at it using stopping screw
Regularly, its fixation is not firm, is still easily loosened after long-time use, it is impossible to ensure security, and complex operation.
The content of the invention
Put in view of the above-mentioned problems, the technical problems to be solved in the utility model is to provide a kind of high pressure chemical industry centrifugal pump impeller
Loose device.
A kind of high pressure chemical industry centrifugal pump impeller loosening device of the present utility model, it includes the pump housing, impeller, pump shaft, first
Locking nut, the second locking nut, location locking mechanism；The inside of the pump housing is provided with pump shaft, the outer cover of the pump shaft
Impeller is connected to, by the first locking nut, the second locking nut interlocking on pump shaft, the outer end of the pump shaft is set the impeller
There is positioning hole, the location locking mechanism is provided with positioning hole, and the location locking mechanism apical grafting is in the second locking nut
On.
Preferably, the location locking mechanism includes fixed eccentric block, locating rod, movable eccentric block, the 3rd locking screw
It is female；The left end of the locating rod is connected with fixed eccentric block, and the locating rod is square, and is provided with the right side of the locating rod
Screw thread, is provided with square sleeve joint hole on the movable eccentric block, the movable eccentric block socket on the securing lever, the 3rd lock
Tight nut is locked on the screw thread of locating rod by spring shim.
Preferably, the fixed eccentric block is identical with the structure of movable eccentric block, and the outer surface of eccentric block is provided with
Anti-skidding sawtooth.
Compared with prior art, the beneficial effects of the utility model are：Fast Installation and locking are easy to implement, is not easy simultaneously
Loosen, it is fixed, it is easy to use, and intensity is high.
Brief description of the drawings：
For ease of explanation, the utility model is described in detail by following specific implementations and accompanying drawing.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of location locking mechanism in the utility model；
Fig. 3 is the structural representation of movable eccentric block in the utility model.
In figure：The 1- pump housings；2- impellers；3- pump shafts；The locking nuts of 4- first；The locking nuts of 5- second；6- positioning and locking machines
Structure；61- fixed eccentric blocks；62- locating rods；63- activity eccentric blocks；64- locking nuts.
Embodiment：
To make the purpose of this utility model, technical scheme and advantage of greater clarity, below by what is shown in accompanying drawing
Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality
With new scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily mixing
Confuse concept of the present utility model.
As Figure 1-3, present embodiment uses following technical scheme：It includes the pump housing 1, impeller 2, pump shaft 3, the
One locking nut 4, the second locking nut 5, location locking mechanism 6；The inside of the pump housing 1 is provided with pump shaft 3, the pump shaft 3
Outside be socketed with impeller 2, the impeller 2 by the first locking nut 4, the interlocking of the second locking nut 5 on pump shaft 3, it is described
The outer end of pump shaft 3 is provided with positioning hole, and the location locking mechanism 6 is provided with positioning hole, and the location locking mechanism 6 pushes up
It is connected on the second locking nut 5.
Further, the location locking mechanism 6 includes fixed eccentric block 61, locating rod 62, movable eccentric block the 63, the 3rd
Locking nut 64；The left end of the locating rod 61 is connected with fixed eccentric block 61, and the locating rod 62 is square, and the positioning
The right side of bar 62 is provided with screw thread, and square sleeve joint hole 632, movable 63 sets of the eccentric block are provided with the movable eccentric block 63
It is connected in locating rod 62, the 3rd locking nut 64 is locked at by spring shim on the screw thread of locating rod 62.
Further, the fixed eccentric block 61 is identical with the structure of movable eccentric block 63, and the outer surface of eccentric block is set
It is equipped with anti-skidding sawtooth 631.
The operation principle of present embodiment is：Impeller 2 is realized by the first locking nut 4 and the second locking nut 5
Locking, and the positioning and locking of the first locking nut 4 and the second locking nut 5 are realized after locking by location locking mechanism 6,
The use of its location locking mechanism 6 is longitudinally fixed, and it uses two eccentric blocks to realize that adjustable type holds out against locking nut, and passes through the 3rd
Locking nut 64 is fixed, while two eccentric blocks realize that centering type regulation is held out against, and card can be realized by the anti-skidding sawtooth 631 of outside
Tightly, and locating rod 62 can realize positioning, easy to use, easy to operate, efficiency high.
The standardized element that the utility model uses can commercially, shaped piece according to specification and accompanying drawing
Record can carry out customized, the specific connected mode of each part is using bolt ripe in the prior art, rivet, weldering
The conventional meanses such as connect, machinery, part and equipment are using in the prior art, conventional model, plus circuit connection using existing
Conventional connected mode, will not be described in detail herein in technology.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
- A kind of 1. high pressure chemical industry centrifugal pump impeller loosening device, it is characterised in that：It includes the pump housing, impeller, pump shaft, the first locking Nut, the second locking nut, location locking mechanism；The inside of the pump housing is provided with pump shaft, and the outside of the pump shaft is socketed with Impeller, by the first locking nut, the second locking nut interlocking on pump shaft, the outer end of the pump shaft is provided with determines the impeller Position hole, the location locking mechanism is provided with positioning hole, and the location locking mechanism apical grafting is on the second locking nut.
- A kind of 2. high pressure chemical industry centrifugal pump impeller loosening device according to claim 1, it is characterised in that：The positioning lock Tight mechanism includes fixed eccentric block, locating rod, movable eccentric block, the 3rd locking nut；The left end of the locating rod is connected with solid Determine eccentric block, the locating rod is square, and screw thread is provided with the right side of the locating rod, is provided with the movable eccentric block Square sleeve joint hole, on the securing lever, it is fixed that the 3rd locking nut is locked at by spring shim for the movable eccentric block socket On the screw thread of position bar.
- A kind of 3. high pressure chemical industry centrifugal pump impeller loosening device according to claim 2, it is characterised in that：The fixation is inclined Heart block is identical with the structure of movable eccentric block, and the outer surface of eccentric block is provided with anti-skidding sawtooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720576229.9U CN206694316U (en) | 2017-05-23 | 2017-05-23 | A kind of high pressure chemical industry centrifugal pump impeller loosening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720576229.9U CN206694316U (en) | 2017-05-23 | 2017-05-23 | A kind of high pressure chemical industry centrifugal pump impeller loosening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206694316U true CN206694316U (en) | 2017-12-01 |
Family
ID=60449303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720576229.9U Expired - Fee Related CN206694316U (en) | 2017-05-23 | 2017-05-23 | A kind of high pressure chemical industry centrifugal pump impeller loosening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206694316U (en) |
-
2017
- 2017-05-23 CN CN201720576229.9U patent/CN206694316U/en not_active Expired - Fee Related
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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: 20171201 Termination date: 20180523 |