CN215719744U - Coupling assembly for pump body and motor - Google Patents
Coupling assembly for pump body and motor Download PDFInfo
- Publication number
- CN215719744U CN215719744U CN202122026813.6U CN202122026813U CN215719744U CN 215719744 U CN215719744 U CN 215719744U CN 202122026813 U CN202122026813 U CN 202122026813U CN 215719744 U CN215719744 U CN 215719744U
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- connecting seat
- shaft connecting
- motor
- pump
- pin
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Abstract
The utility model discloses a pump body and motor coupling assembly, which comprises a pump shaft connecting seat connected with a pump body driving shaft and a motor shaft connecting seat connected with a motor driving shaft, wherein the pump shaft connecting seat and the motor shaft connecting seat are connected through a plurality of groups of pins distributed in an annular array; the pump shaft connecting seat is provided with a cylindrical hole corresponding to the pin, the periphery of the pin is sleeved with a plurality of elastic rings, and the periphery of each elastic ring abuts against the side wall of the cylindrical hole; according to the utility model, the pump shaft connecting seat is provided with the cylindrical hole for the cylindrical section to penetrate through, the periphery of the cylindrical section is sleeved with the plurality of elastic rings, the baffle is used for stopping and limiting the elastic rings in the cylindrical hole, the periphery of the elastic rings is abutted against the inner side wall of the cylindrical hole, and when the motor rotates, the pump shaft connecting seat is driven to rotate by the pin with the elastic rings, so that the structure can greatly reduce the vibration of a pump shaft rotor and improve the mechanical transmission efficiency.
Description
Technical Field
The utility model relates to the technical field of shaft connecting pieces, in particular to a coupling assembly for a pump body and a motor.
Background
The coupling is also called coupling. Mechanical parts for firmly coupling the driving shaft and the driven shaft in different mechanisms to rotate together and transmitting motion and torque. Sometimes also to couple shafts with other parts. Usually, the two halves are combined and fastened to the two shaft ends by a key or a tight fit, and then the two halves are connected in a certain way. The coupling can compensate the offset between two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in operation, and can alleviate impact and absorb vibration.
In the driving process of the existing coupler, the vibration of a pump shaft rotor is large, and the mechanical transmission efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pump body and motor coupling assembly, which drives a pump shaft connecting seat to rotate through a pin with an elastic ring, can greatly reduce the vibration of a pump shaft rotor and improve the mechanical transmission efficiency.
The purpose of the utility model can be realized by the following technical scheme:
a pump body and coupling assembly for a motor comprises a pump shaft connecting seat connected with a pump body driving shaft and a motor shaft connecting seat connected with the motor driving shaft, wherein the pump shaft connecting seat and the motor shaft connecting seat are connected through a plurality of groups of pins distributed in an annular array, and one end of each pin is in threaded connection with a nut;
be provided with the cylinder hole corresponding with the pin on the pump shaft connecting seat, a plurality of elastic rings have been cup jointed to the periphery of pin, and the periphery of elastic ring offsets with the lateral wall in cylinder hole.
As a further scheme of the utility model: the pin includes the cylinder section, and cylinder section one end is provided with and is used for carrying out spacing baffle to the elastic ring, and the cylinder section other end is provided with the screw thread column section that links to each other with the nut.
As a further scheme of the utility model: a conical column section is arranged between the cylindrical section and the threaded column section, and a conical column hole matched with the conical column section is formed in the motor shaft connecting seat.
As a further scheme of the utility model: the motor shaft connecting seat is provided with an annular groove for placing a nut, and the depth of the annular groove is larger than the thickness of the nut.
As a further scheme of the utility model: the periphery of the cylindrical section of the pin is connected with a spacing ring, and the periphery of the spacing ring is abutted to the pump shaft connecting seat.
As a further scheme of the utility model: and the pump shaft connecting seat and the motor shaft connecting seat are respectively provided with a thread through hole, and the thread through holes are connected with locking screws.
As a further scheme of the utility model: the threaded through hole is positioned at the key grooves of the pump shaft connecting seat and the motor shaft connecting seat.
The utility model has the beneficial effects that:
(1) be provided with the cylinder hole that supplies the cylinder section to wear even on the pump shaft connecting seat, and cylinder section periphery cup joints a plurality of elastic rings, and the baffle is used for blockking spacingly to the elastic ring in the cylinder hole, and the periphery and the cylinder hole inside wall of elastic ring offset, and during the motor is rotatory, drive the pump shaft connecting seat through the pin that has the elastic ring and rotate, but the vibration of this kind of structure greatly reduced pump shaft rotor improves mechanical transmission efficiency.
(2) Threaded through holes are formed in the side walls of the pump shaft connecting seat and the motor shaft connecting seat, check screws are mounted in the threaded through holes, the check screws are located in key grooves of the pump shaft connecting seat and the motor shaft connecting seat, and the check screws are pressed against keys connected with the shaft coupling through the check screws, so that the phenomenon that the shaft coupling slides due to overlarge gap between the shaft coupling and the shaft is effectively prevented; on the other hand, when the anti-loosening screw is tightened, the pump shaft or the motor shaft is prevented from being scratched, and the coupler is prevented from being disassembled.
Drawings
The utility model will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention as a whole;
fig. 2 is a schematic view of the construction of the pin of the present invention.
In the figure: 1. a pump shaft connecting seat; 11. a cylindrical bore; 2. a motor shaft connecting seat; 21. a conical column hole; 22. an annular groove; 3. a pin; 31. a cylindrical section; 32. a baffle plate; 33. a conical column section; 34. a threaded post section; 4. a gasket; 5. a nut; 6. a space ring; 7. an elastic ring; 8. a lock screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Referring to fig. 1-2, the present invention is a coupling assembly for pump body and motor, the coupling body is mainly composed of a pump shaft connecting seat 1 and a motor shaft connecting seat 2, wherein the pump shaft connecting seat 1 is used for connecting with a pump body driving shaft, the pump shaft connecting seat 1 is provided with a shaft hole matched with the pump body driving shaft, the pump shaft connecting seat 1 and the pump body driving shaft are relatively and fixedly connected through a key and a key groove, the motor shaft connecting seat 2 is used for connecting with a driving shaft of a motor, the motor shaft connecting seat 2 is provided with a shaft hole matched with the motor driving shaft, the motor shaft connecting seat 2 and the motor driving shaft are relatively and fixedly connected through a key and a key groove, meanwhile, the pump shaft connecting seat 1 and the motor shaft connecting seat 2 are fixedly connected through the matching of the pin 3 and the nut 5, so that the connection between the motor driving shaft and the pump body driving shaft is realized, and the pump body is driven to work through the motor.
The pin 3 comprises a cylindrical section 31, a baffle 32, a conical column section 33 and a threaded column section 34, wherein the baffle 32 is fixedly arranged at one end of the cylindrical section 31, the conical column section 33 is fixedly connected at the other end of the cylindrical section 31, and the threaded column section 34 is fixedly connected on the conical column section 33.
When carrying out fixed connection to pump shaft connecting seat 1 and motor shaft connecting seat 2, cylinder section 31 is located pump shaft connecting seat 1, be provided with the cylinder hole 11 that supplies cylinder section 31 to wear to link on pump shaft connecting seat 1, and cylinder section 31 periphery cup joints a plurality of elastic rings 7, baffle 32 is used for blockking spacing to elastic ring 7 in the cylinder hole 11, the periphery and the 11 inside walls in cylinder hole of elastic ring 7 offset, during the motor is rotatory, it is rotatory with pump shaft connecting seat 1 drive through the cylindric lock 3 that has elastic ring 7, but the vibration of this kind of structure greatly reduced pump shaft rotor.
Insert in motor shaft connecting seat 2 for conical column section 33 of pin 3, be provided with on the motor shaft connecting seat 2 with conical column section 33 matched with conical column hole 21, conical column hole 21 and conical column section 33 precision fit, and threaded column section 34 passes through gasket 4 and links to each other with nut 5, fix pin 3 rigidity on motor shaft connecting seat 2, thereby realize the fixed connection between shaft coupling pump shaft connecting seat 1 and motor shaft connecting seat 2, be provided with annular groove 22 on motor shaft connecting seat 2 simultaneously, nut 5 is located annular groove 22, can prevent effectively that nut 5 and pin 3's threaded column section 34 from stretching out the recess, thereby avoid leading to nut 5 and threaded column section 34 to take place to become flexible the connection stability who influences the shaft coupling under the non-artificial condition.
Still be provided with spacer 6 in the cylinder section 31 periphery of pin 3, 6 peripheries of spacer offset with pump shaft connecting seat 1, effectively improve 3 rigid connection's of pin intensity, ensure the stability of the whole drive connection of shaft coupling.
Threaded through holes are formed in the side walls of the pump shaft connecting seat 1 and the motor shaft connecting seat 2, check screws 8 are mounted in the threaded through holes, the check screws 8 are located in key grooves of the pump shaft connecting seat 1 and the motor shaft connecting seat 2, and the check screws 8 are pressed on keys connected with the shaft coupling and the shaft, so that the phenomenon that the shaft coupling and the shaft are slid due to overlarge gaps is effectively prevented; on the other hand, when the anti-loosening screw 8 is tightened, the pump shaft or the motor shaft is prevented from being scratched, and the coupler is prevented from being disassembled.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (7)
1. A pump body and coupling assembly for a motor is characterized by comprising a pump shaft connecting seat (1) connected with a pump body driving shaft and a motor shaft connecting seat (2) connected with the motor driving shaft, wherein the pump shaft connecting seat (1) and the motor shaft connecting seat (2) are connected through a plurality of groups of pins (3) distributed in an annular array, and one end of each pin (3) is in threaded connection with a nut (5);
be provided with on pump shaft connecting seat (1) with corresponding cylinder hole (11) of pin (3), a plurality of elastic rings (7) have been cup jointed to the periphery of pin (3), the periphery of elastic ring (7) offsets with the lateral wall in cylinder hole (11).
2. A coupling assembly for a pump body and a motor according to claim 1, characterized in that the pin (3) comprises a cylindrical section (31), one end of the cylindrical section (31) being provided with a stop (32) for limiting the elastic ring (7), and the other end of the cylindrical section (31) being provided with a threaded cylindrical section (34) connected to the nut (5).
3. A pump body and motor coupling assembly according to claim 2, characterized in that a conical column section (33) is arranged between the cylindrical section (31) and the threaded column section (34), and a conical column hole (21) matched with the conical column section (33) is arranged on the motor shaft connecting seat (2).
4. A pump body and motor coupling assembly according to claim 2, characterized in that the motor shaft connecting seat (2) is provided with an annular groove (22) for placing the nut (5), the depth of the annular groove (22) being greater than the thickness of the nut (5).
5. A pump body and motor coupling assembly according to claim 2, characterized in that a spacer ring (6) is connected to the periphery of the cylindrical section (31) of the pin (3), and the periphery of the spacer ring (6) abuts against the pump shaft connecting seat (1).
6. The pump body and motor coupling assembly according to claim 1, wherein the pump shaft connecting seat (1) and the motor shaft connecting seat (2) are provided with threaded through holes on the side walls, and the threaded through holes are connected with locking screws (8).
7. A pump body and motor coupling assembly according to claim 6, wherein the threaded through holes are located at keyways of the pump shaft connecting seat (1) and the motor shaft connecting seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122026813.6U CN215719744U (en) | 2021-08-25 | 2021-08-25 | Coupling assembly for pump body and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122026813.6U CN215719744U (en) | 2021-08-25 | 2021-08-25 | Coupling assembly for pump body and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719744U true CN215719744U (en) | 2022-02-01 |
Family
ID=80007444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122026813.6U Active CN215719744U (en) | 2021-08-25 | 2021-08-25 | Coupling assembly for pump body and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719744U (en) |
-
2021
- 2021-08-25 CN CN202122026813.6U patent/CN215719744U/en active Active
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