CN215470873U - Tool for dismounting transmission shaft bearing of centrifugal pump - Google Patents
Tool for dismounting transmission shaft bearing of centrifugal pump Download PDFInfo
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- CN215470873U CN215470873U CN202121462209.1U CN202121462209U CN215470873U CN 215470873 U CN215470873 U CN 215470873U CN 202121462209 U CN202121462209 U CN 202121462209U CN 215470873 U CN215470873 U CN 215470873U
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Abstract
The application provides a frock for dismouting centrifugal pump transmission shaft bearing relates to bearing installation technical field, including transmission shaft fixed plate, connecting piece and locating plate, the transmission shaft fixed plate passes through the connecting piece and links to each other with the locating plate, transmission shaft fixed plate, connecting piece and locating plate enclose into a cavity, be equipped with on the locating plate and put the thing board, it sets up in the cavity to put the thing board, be equipped with the fixed slot on the transmission shaft fixed plate, the adjustable length of connecting piece. The tool for dismounting the transmission shaft bearing of the centrifugal pump provided by the utility model can meet different distances between the bearings at two sides and the end surface of the transmission shaft by adjusting the relative positions of the connecting pieces at two sides; the bearing is ejected and reinstalled by the oil jack, so that the transmission shaft and the bearing are ensured to be intact, the waste of spare parts is reduced, and the operation method is simple and easy to implement; through the transmission shaft fixed plate of changing different size fixed slots, satisfy the dismouting of different diameter bearings, solved the problem that the dismouting was wasted time and energy before.
Description
Technical Field
The application relates to the technical field of bearing installation, in particular to a tool for dismounting a transmission shaft bearing of a centrifugal pump.
Background
In the continuous casting production process, steam generated by spray cooling is collected in the cooling chamber and is discharged into the condenser through the two cold steam exhaust fans and the flue to form water flow. Therefore, the two cold evaporation exhaust fans play a very important role. The bearing on the transmission shaft in the bearing box has limited service life, the bearing is mostly assembled by hot installation, and the external equipment works continuously for a long time, so that the bearing is very difficult to disassemble and assemble in the later period, and tools for disassembling and assembling the large-scale bearing puller occupy larger space and are expensive, so that a set of tool for disassembling and assembling the bearing is very necessary to manufacture.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, this application provides a frock for dismouting centrifugal pump propeller shaft bearing to reach and practice thrift the cost, save dismouting time, save dismouting space, the transport is convenient, improves labor efficiency's beneficial effect.
The application provides a frock for dismouting centrifugal pump transmission shaft bearing, including transmission shaft fixed plate, connecting piece and locating plate, the transmission shaft fixed plate passes through the connecting piece and links to each other with the locating plate, transmission shaft fixed plate, connecting piece and locating plate enclose into a cavity, be equipped with on the locating plate and put the thing board, it sets up in the cavity to put the thing board, be equipped with the fixed slot on the transmission shaft fixed plate, the adjustable length of connecting piece.
Furthermore, the connecting piece includes first connecting plate subassembly and second connecting plate subassembly, and the one end of first connecting plate subassembly links to each other with the transmission shaft fixed plate, and the other end of first connecting plate subassembly links to each other with the one end of second connecting plate subassembly, and the other end of second connecting plate subassembly links to each other with the locating plate, first connecting plate subassembly passes through retaining member fixed connection with second connecting plate subassembly.
Furthermore, first connecting plate subassembly includes first connecting plate and the second connecting plate that is parallel to each other, is equipped with the mounting hole on the transmission shaft fixed plate, first connecting plate passes and links to each other with the transmission shaft fixed plate through the retaining member behind the mounting hole.
Furthermore, the second connecting plate assembly comprises a third connecting plate and a fourth connecting plate which are parallel to each other, and the third connecting plate and the fourth connecting plate are fixedly connected with the positioning plate respectively.
Furthermore, a plurality of positioning holes distributed at intervals are formed in the first connecting plate assembly, fixing holes matched with the positioning holes are formed in the second connecting plate assembly, and the locking piece is inserted into the positioning holes and the corresponding fixing holes to fixedly connect the first connecting plate assembly and the second connecting plate assembly.
Furthermore, the object placing plate is an arc-shaped plate.
Furthermore, the fixed slot is a U-shaped slot, and the diameter of the U-shaped slot is matched with that of the transmission shaft.
Further, the locking member includes a locking bolt and a nut.
Furthermore, the positioning holes and the fixing holes are T-shaped holes.
Furthermore, a positioning piece is arranged on one side of the positioning plate, which is far away from the connecting piece.
The beneficial effect of this application lies in:
1. the utility model satisfies different distances between the bearings at two sides and the end surface of the transmission shaft by adjusting the relative positions of the connecting pieces at two sides.
2. The bearing is ejected and reinstalled by the oil jack, so that the transmission shaft and the bearing are ensured to be intact. The waste of spare parts is reduced, and the operation method is simple and easy to implement.
3. The utility model meets the dismounting requirement of bearings with different diameters by replacing the transmission shaft fixing plates of the fixing grooves with different sizes, and solves the problem that the dismounting is time-consuming and labor-consuming.
4. The tool for dismounting the transmission shaft bearing of the centrifugal pump saves dismounting time, reduces labor intensity of workers, avoids damage to the transmission shaft in the dismounting process, and saves at least 1h time for dismounting the bearings on two sides.
In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a first front view structural schematic diagram of a tool for dismounting a transmission shaft bearing of a centrifugal pump in one embodiment of the application.
Fig. 2 is a schematic top view of the structure of fig. 1.
Fig. 3 is a schematic structural diagram of a transmission shaft fixing plate according to an embodiment of the present application.
Fig. 4 is a side view of an embodiment of the subject application.
Fig. 5 is a schematic structural diagram of a first connecting plate according to an embodiment of the present application.
FIG. 6 is a schematic diagram of a third connecting plate according to an embodiment of the present application.
Fig. 7 is a schematic front view structural diagram two of the tool for dismounting and mounting the bearing of the transmission shaft of the centrifugal pump in one embodiment of the present application.
In the figure, 1, transmission shaft fixed plate, 2, locating plate, 3, cavity, 4, put the thing board, 5, fixed slot, 6, retaining member, 7, first connecting plate, 8, second connecting plate, 9, third connecting plate, 10, fourth connecting plate, 11, locating hole, 12, fixed orifices, 13, setting element.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following explains key terms appearing in the present application.
Example one
As shown in fig. 1-6, the tool for dismounting a transmission shaft bearing of a centrifugal pump provided by the utility model comprises a transmission shaft fixing plate 1, a connecting piece and a positioning plate 2, wherein the bearing fixing plate is fixed on a transmission shaft, the transmission shaft fixing plate 1 and the positioning plate 2 are parallel to each other, the length of the connecting piece is adjustable, the transmission shaft fixing plate 1 is connected with the positioning plate 2 through the connecting piece, a cavity 3 is enclosed by the transmission shaft fixing plate 1, the connecting piece and the positioning plate 2, and the transmission shaft bearing is fixed in the cavity 3 in practical application.
And the positioning plate 2 is provided with an object placing plate 4, the object placing plate 4 is arranged in the cavity 3, and the object placing plate 4 is an arc-shaped plate. The object placing plate 4 is used for placing a jack. In this embodiment, the longitudinal section of the object placing plate 4 is semicircular, specifically, the object placing plate is to be placed on the front surface of the object placing plate
The steel pipe is cut from the middle, and one half of the steel pipe is welded on the positioning plate 2 to be used as a storage plate 4.
Be equipped with fixed slot 5 on the transmission shaft fixed plate 1, fixed slot 5 is U type groove, the diameter in U type groove and the diameter phase-match of transmission shaft. In practical application, the fixing groove 5 is clamped on the transmission shaft.
The connecting piece includes first connecting plate subassembly and second connecting plate subassembly, and first connecting plate subassembly and second connecting plate subassembly all adopt the steel sheet, and the wall thickness is 20 mm. One end of the first connecting plate assembly is connected with the transmission shaft fixing plate 1, the other end of the first connecting plate assembly is connected with one end of the second connecting plate assembly, the other end of the second connecting plate assembly is connected with the positioning plate 2, and the first connecting plate assembly and the second connecting plate assembly are fixedly connected through a locking piece 6. The locking member 6 includes a locking bolt and a nut.
First connecting plate subassembly includes first connecting plate 7 and the second connecting plate 8 that is parallel to each other, and first connecting plate 7 is the same with the structure of second connecting plate 8, is equipped with the mounting hole on the transmission shaft fixed plate 1, and the mounting hole adopts 225 × 20 mm's rectangular hole, first connecting plate 7 passes and links to each other with transmission shaft fixed plate 1 through retaining member 6 behind the mounting hole.
The second connecting plate assembly comprises a third connecting plate 9 and a fourth connecting plate 10 which are parallel to each other, the third connecting plate 9 and the fourth connecting plate 10 are identical in structure, and the third connecting plate 9 and the fourth connecting plate 10 are fixedly connected with the positioning plate 2 through welding respectively.
The first connecting plate assembly is provided with a plurality of positioning holes 11 distributed at intervals, the second connecting plate assembly is provided with fixing holes 12 matched with the positioning holes 11, and the locking piece 6 is inserted into the positioning holes 11 and the corresponding fixing holes 12 to fixedly connect the first connecting plate assembly with the second connecting plate assembly. In this embodiment, the number of the positioning holes 11 is four, the distance between adjacent positioning holes 11 is 120mm, and the diameter of the positioning hole 11 is
In other embodiments, the number of the positioning holes 11 can be set according to actual requirements.
Example two
As shown in fig. 7, on the basis of the first embodiment, in order to avoid the collision between the transmission shaft and the locking member 6, the positioning hole 11 and the fixing hole 12 are both T-shaped holes. The bolt and the nut of the locking piece 6 are arranged in the T-shaped hole, so that collision with the transmission shaft is avoided. In order to fix the tool, one side of the positioning plate 2, which is far away from the connecting piece, is provided with a positioning piece 13, the positioning piece 13 is provided with two steel plates which are parallel to each other, and the positioning piece 13 is clamped on other fixing equipment and can play a positioning role in the tool.
The implementation manner of the embodiment is as follows:
the tool for dismounting the transmission shaft bearing of the centrifugal pump provided by the utility model can meet different distances between the bearings at two sides and the end surface of the transmission shaft by adjusting the relative positions of the connecting pieces at two sides; the bearing is ejected and reinstalled by the oil jack, so that the transmission shaft and the bearing are ensured to be intact; the waste of spare parts is reduced, and the operation method is simple and easy to implement; through the transmission shaft fixed plate of changing different size fixed slots, satisfy the dismouting of different diameter bearings, solved the problem that the dismouting was wasted time and energy before.
Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a frock for dismouting centrifugal pump propeller shaft bearing which characterized in that: including transmission shaft fixed plate (1), connecting piece and locating plate (2), transmission shaft fixed plate (1) links to each other with locating plate (2) through the connecting piece, transmission shaft fixed plate (1), connecting piece and locating plate (2) enclose into a cavity (3), be equipped with on locating plate (2) and put thing board (4), it sets up in cavity (3) to put thing board (4), be equipped with fixed slot (5) on transmission shaft fixed plate (1), the length of connecting piece is adjustable.
2. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 1, wherein: the connecting piece includes first connecting plate subassembly and second connecting plate subassembly, and the one end of first connecting plate subassembly links to each other with transmission shaft fixed plate (1), and the other end of first connecting plate subassembly links to each other with the one end of second connecting plate subassembly, and the other end of second connecting plate subassembly links to each other with locating plate (2), first connecting plate subassembly passes through retaining member (6) fixed connection with the second connecting plate subassembly.
3. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 2, is characterized in that: first connecting plate subassembly is equipped with the mounting hole including first connecting plate (7) and second connecting plate (8) that are parallel to each other on transmission shaft fixed plate (1), first connecting plate (7) pass behind the mounting hole and link to each other with transmission shaft fixed plate (1) through retaining member (6).
4. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 2, is characterized in that: the second connecting plate assembly comprises a third connecting plate (9) and a fourth connecting plate (10) which are parallel to each other, and the third connecting plate (9) and the fourth connecting plate (10) are fixedly connected with the positioning plate (2) respectively.
5. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 2, is characterized in that: the connecting structure is characterized in that a plurality of positioning holes (11) distributed at intervals are formed in the first connecting plate assembly, fixing holes (12) matched with the positioning holes (11) are formed in the second connecting plate assembly, and the locking piece (6) is inserted into the positioning holes (11) and the corresponding fixing holes (12) to fixedly connect the first connecting plate assembly and the second connecting plate assembly.
6. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 1, wherein: the object placing plate (4) is an arc-shaped plate.
7. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 1, wherein: the fixing groove (5) is a U-shaped groove, and the diameter of the U-shaped groove is matched with that of the transmission shaft.
8. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 5, wherein: the locking piece (6) comprises a locking bolt and a nut.
9. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 5, wherein: the positioning holes (11) and the fixing holes (12) are T-shaped holes.
10. The tool for dismounting and mounting the transmission shaft bearing of the centrifugal pump according to claim 1, wherein: and a positioning part (13) is arranged on one side of the positioning plate (2) far away from the connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121462209.1U CN215470873U (en) | 2021-06-28 | 2021-06-28 | Tool for dismounting transmission shaft bearing of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121462209.1U CN215470873U (en) | 2021-06-28 | 2021-06-28 | Tool for dismounting transmission shaft bearing of centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215470873U true CN215470873U (en) | 2022-01-11 |
Family
ID=79723235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121462209.1U Active CN215470873U (en) | 2021-06-28 | 2021-06-28 | Tool for dismounting transmission shaft bearing of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215470873U (en) |
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2021
- 2021-06-28 CN CN202121462209.1U patent/CN215470873U/en active Active
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