CN213953969U - Easy-to-disassemble axially-split pump shaft sleeve structure - Google Patents
Easy-to-disassemble axially-split pump shaft sleeve structure Download PDFInfo
- Publication number
- CN213953969U CN213953969U CN202022577339.1U CN202022577339U CN213953969U CN 213953969 U CN213953969 U CN 213953969U CN 202022577339 U CN202022577339 U CN 202022577339U CN 213953969 U CN213953969 U CN 213953969U
- Authority
- CN
- China
- Prior art keywords
- pump shaft
- impeller
- pump
- axle sleeve
- 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.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a quick detachable well-opened pump axle sleeve structure. Including impeller, pump shaft, axle sleeve and lock nut, impeller fixed mounting be in on the pump shaft, lie in on the pump shaft the both sides cover of impeller is equipped with the axle sleeve, the hole of axle sleeve with the pump shaft adopts the circular cone cooperation, the one end of axle sleeve with impeller looks butt, the other end with epaxial lock nut butt of pump, lock nut with through threaded connection between the pump shaft. The pump shaft sleeve structure has the advantages of being convenient to disassemble and not prone to damage parts.
Description
Technical Field
The utility model belongs to the technical field of the well-opened pump axle sleeve, especially, relate to a well-opened pump axle sleeve structure of quick detachable.
Background
The split pump is a product with a large quantity and a wide range in the water pump industry, and is widely applied to industries such as electric power, petroleum, chemical industry, smelting, papermaking and the like. For the life of improvement pump shaft, generally can establish the axle sleeve on the pump shaft, provide the protection to the pump shaft, the normal well open pump axle sleeve adopts the cylinder structure, does not have the stress point on the axle sleeve, and adopts the cylinder cooperation with the axle, and the cooperation face is long. In the maintenance process, the shaft sleeve is difficult to disassemble, and particularly, the large-caliber split pump can only be disassembled destructively, so that the shaft sleeve and the shaft are damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dismantle convenient, be difficult for damaging quick detachable well pump axle sleeve structure of part.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides an easy detachable well pump axle sleeve structure, includes impeller, pump shaft, axle sleeve and lock nut, impeller fixed mounting is in on the pump shaft, lie in on the pump shaft the both sides cover of impeller is equipped with the axle sleeve, the hole of axle sleeve with the pump shaft adopts the circular cone cooperation, the one end of axle sleeve with impeller looks butt, the other end with epaxial lock nut butt of pump, lock nut with pass through threaded connection between the pump shaft.
The bearing sleeve is characterized by further comprising a clamping ring matched with the bearing sleeve for use, an annular groove is formed in the outer peripheral wall of the shaft sleeve, and when the shaft sleeve is detached, the clamping ring is matched and installed in the annular groove and partially extends to the outer side of the shaft sleeve to form a stress point.
Specifically, the clamping ring consists of two semicircular clamping rings connected through a connecting bolt.
Specifically, the shaft sleeves are symmetrically arranged on two sides of the impeller, and the locking nuts are symmetrically arranged on two sides of the impeller.
Specifically, the impeller is in transmission connection with the pump shaft through a transmission key.
Compared with the prior art, the utility model discloses the beneficial effect who has lies in: the shaft sleeve and the pump shaft are in conical fit, the fitting surface is short during disassembly, and the shaft sleeve can be easily disassembled only by overcoming the initial bonding force; and the shaft sleeve is provided with the annular groove, so that a stress point for dismounting is arranged on the shaft sleeve on the premise of not increasing the weight of the rotor and damaging the balance of the rotor, and the stress of a tool is convenient to dismount. The easily-detachable axially-split pump shaft sleeve structure is simple in structure, high in universality, convenient to assemble and disassemble and free of damage to parts in the detaching process.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a shaft sleeve of a split pump provided by an embodiment of the present invention;
fig. 2 is a schematic view of a snap ring structure according to an embodiment of the present invention;
wherein: 1-an impeller; 2-a pump shaft; 3-shaft sleeve; 301-annular groove; 4-locking the nut; 5-a drive key; 6-a snap ring; 601-connecting bolts; 602-semi-circular snap ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an easy-to-detach axially-split pump shaft sleeve structure, including impeller 1, the pump shaft 2, the axle sleeve 3, lock nut 4 and drive key 5, impeller 1 dress is on pump shaft 2, carry out the transmission through drive key 5, the both sides cover that lies in impeller 1 on the pump shaft 2 is equipped with axle sleeve 3, axle sleeve 3 hole adopts circular cone cooperation with pump shaft 2, the one end that the hole of axle sleeve 3 is close to impeller 1 is big footpath end, the one end of keeping away from impeller 1 is the path end, the one end and the impeller 1 looks butt of axle sleeve 3, the other end and the last lock nut 4 butt of pump shaft 2, through threaded connection between lock nut 4 and the pump shaft 2, 3 terminal surfaces of axle sleeve cooperate with impeller 1 and lock nut 4 respectively, adopt lock nut 4 to lock and drive axle sleeve 3 through drive key 5 and rotate with the axle together. In the embodiment, the shaft sleeve 3 and the pump shaft 2 are in conical fit, the fitting surface is short during disassembly, the shaft sleeve 3 can be easily disassembled only by overcoming initial bonding force, the structure is simple, the universality is high, the assembly and disassembly are convenient, and the parts cannot be damaged during the disassembly process.
Referring to fig. 1 and 2, in some possible embodiments, the shaft sleeve structure further includes a snap ring 6 used in cooperation, an annular groove 301 is formed on the outer peripheral wall of the shaft sleeve 3, when the shaft sleeve 3 is disassembled, the snap ring 6 is fittingly installed in the annular groove 301 and partially extends to the outer side of the shaft sleeve 3 to form a force bearing point, and the snap ring 6 is composed of two semicircular snap rings 602 connected through a connecting bolt 601.
In order to ensure the balance of the rotor as much as possible, the shaft sleeves 3 are symmetrically arranged on two sides of the impeller 1, and the locking nuts 4 are also symmetrically arranged on two sides of the impeller 1.
Referring to fig. 1 and 2, in the embodiment, an annular groove 301 is formed in the outer surface of the shaft sleeve 3, the snap ring 6 is fixed in the annular groove 301 of the shaft sleeve 3 in the dismounting process, and a force bearing point for dismounting is arranged on the shaft sleeve 3, so that the tool is convenient to dismount under the condition that the weight of the rotor is not increased and the balance of the rotor is not damaged.
The above examples are merely illustrative of the present invention clearly and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (6)
1. The utility model provides an easy detachable well pump axle sleeve structure, includes impeller (1), pump shaft (2), axle sleeve (3) and lock nut (4), impeller (1) fixed mounting be in on pump shaft (2), lie in on pump shaft (2) the both sides cover of impeller (1) is equipped with axle sleeve (3), its characterized in that: the inner hole of the shaft sleeve (3) is matched with the pump shaft (2) in a conical manner, one end of the shaft sleeve (3) is abutted against the impeller (1), the other end of the shaft sleeve is abutted against a locking nut (4) on the pump shaft (2), and the locking nut (4) is connected with the pump shaft (2) through threads.
2. The detachable axially split pump bushing structure of claim 1, wherein: still including snap ring (6) that the cooperation was used, be equipped with annular groove (301) on the periphery wall of axle sleeve (3), when axle sleeve (3) were dismantled, snap ring (6) match install in annular groove (301) and part extend to form the stress point outside axle sleeve (3).
3. The detachable axially split pump bushing structure of claim 2, wherein: the clamping ring (6) is composed of two semicircular clamping rings (602) which are connected through a connecting bolt (601).
4. The detachable split pump shaft sleeve structure according to any one of claims 1 to 3, wherein: the shaft sleeves (3) are symmetrically arranged on two sides of the impeller (1).
5. The detachable axially split pump bushing structure of claim 4, wherein: the locking nuts (4) are symmetrically arranged on two sides of the impeller (1).
6. The detachable split pump shaft sleeve structure according to any one of claims 1 to 3, wherein: the impeller (1) is in transmission connection with the pump shaft (2) through a transmission key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577339.1U CN213953969U (en) | 2020-11-09 | 2020-11-09 | Easy-to-disassemble axially-split pump shaft sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577339.1U CN213953969U (en) | 2020-11-09 | 2020-11-09 | Easy-to-disassemble axially-split pump shaft sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213953969U true CN213953969U (en) | 2021-08-13 |
Family
ID=77208007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022577339.1U Active CN213953969U (en) | 2020-11-09 | 2020-11-09 | Easy-to-disassemble axially-split pump shaft sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213953969U (en) |
-
2020
- 2020-11-09 CN CN202022577339.1U patent/CN213953969U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213953969U (en) | Easy-to-disassemble axially-split pump shaft sleeve structure | |
| CN201232679Y (en) | Axial positioning and connecting device between suspension type speed reducer and shaft spline | |
| CN201291372Y (en) | Hydraulic dismounting taper hole bearing device | |
| CN203248408U (en) | Impeller hub dismounting device | |
| CN201705820U (en) | Expansion sleeve for delivering torque between hole and shaft | |
| CN205533429U (en) | Multistage centrifugal pump circumference formula stator that crumples | |
| CN208221130U (en) | A kind of whole cartridge type submersible pump | |
| CN103122875B (en) | Impeller hub attaching/detaching apparatus | |
| CN204082644U (en) | A kind of rotor part of sewage MODEL VERTICAL MULTISTAGE PUMP | |
| CN211684622U (en) | Power assembly for vehicle and vehicle | |
| CN218311909U (en) | Bolt stretcher for disassembling and assembling large-sized round nut | |
| CN211333017U (en) | Dismounting device and dismounting structure of compressed air impeller | |
| CN219452496U (en) | Connection structure for impeller and shaft | |
| CN211501067U (en) | Anti-loosening impeller structure of cantilever pump | |
| CN219282065U (en) | Impeller of high-lift magnetic pump | |
| CN204921719U (en) | Easily install and remove jacket section of thick bamboo shaft coupling structure | |
| CN214742029U (en) | Connecting structure of high-pressure pump of cleaning machine | |
| CN216554558U (en) | High anti water pump impeller shaft device of rolling over | |
| CN109555723B (en) | Detachable impeller seal head structure for dredge pump | |
| CN215521361U (en) | Connection structure of impeller and shaft | |
| CN211667049U (en) | Coupling convenient to assemble and disassemble | |
| CN218267579U (en) | Embedded valve rod nut | |
| CN215673241U (en) | Drum-shaped tooth type coupling for connecting large-scale and above shaft parts | |
| CN219701612U (en) | Full tailing material stirring structure | |
| CN219119553U (en) | Anti-loosening structure for connection of piston rod and earring of hydraulic cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |