CN220816038U - Novel rotor for horizontal pump - Google Patents

Abstract

The utility model relates to the technical field of water pump rotors, in particular to a novel rotor for a horizontal pump. The technical scheme includes that the impeller comprises an impeller body, an axle and a coupler, an axle hole is formed in the axis position of the outer surface of the impeller body, one end of the axle penetrates through the axle hole, clamping grooves are symmetrically formed in the top of the inner wall of the axle hole and one side of the bottom of the inner wall of the axle hole, clamping blocks are symmetrically formed in the upper surface and the lower surface of the axle body, the two clamping blocks are respectively located inside the two clamping grooves, gaps are symmetrically formed in the position, close to the upper surface and the lower surface, of one side, away from the clamping grooves, of the outer surface of the impeller body, sliding grooves are formed in the top of the inner wall of the axle body and the bottom of the inner wall of the axle body, trapezoidal sliding blocks are slidably mounted in the sliding grooves, and elastic rings are arranged in the position, close to the trapezoidal sliding blocks, of the inner side of the axle body. The utility model is convenient for the disassembly and assembly of the impeller and improves the maintenance and replacement efficiency of the impeller.

Description

Novel rotor for horizontal pump

Technical Field

The utility model relates to the technical field of water pump rotors, in particular to a novel rotor for a horizontal pump.

Background

The water pump is a machine for conveying or pressurizing liquid, and is divided into a horizontal water pump and a vertical water pump according to the shape, the occupied area and the connection mode, wherein the structure of the horizontal water pump is relatively simple, and the horizontal water pump is easy to repair, maintain and maintain. The rotor of the horizontal water pump comprises an impeller, a shaft sleeve, a coupling and the like, and the rotor is used for converting mechanical energy of a motor into kinetic energy and pressure energy of fluid.

The existing connection mode between the impeller and the shaft in the horizontal water pump rotor generally adopts a pin shaft and bolt fixing mode, when the impeller needs to be detached for maintenance or replacement, the disassembly and the assembly are complicated, the maintenance and the replacement efficiency are affected, and therefore, a novel rotor for the horizontal pump is provided.

Disclosure of utility model

The utility model aims to provide a novel rotor for a horizontal pump, which has the advantages of being convenient for the disassembly and assembly of an impeller and improving the maintenance and replacement efficiency of the impeller, and solves the problems that the prior connection mode between the impeller and a shaft in the rotor of the horizontal pump usually adopts a pin shaft and bolt fixing mode, and the disassembly and the assembly are complicated and the maintenance and replacement efficiency is influenced when the impeller needs to be disassembled and maintained or replaced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel rotor for horizontal pump, includes impeller, shaft and shaft coupling, impeller surface axle center position department is provided with the shaft hole, and shaft one end passes the shaft hole, the top of shaft hole inner wall and the bottom one side symmetry of inner wall divide to be equipped with the draw-in groove, shaft upper surface and lower surface symmetry divide to be equipped with the fixture block, and two the fixture block is located two draw-in grooves respectively inside, one side that impeller surface deviates from the draw-in groove is close to upper surface and lower surface position department symmetry divide to be equipped with the breach, the top of shaft inner wall and the bottom of inner wall divide to be equipped with the spout, two equal slidable mounting in spout has trapezoidal slider, the inside trapezoidal slider position department that is close to of shaft is provided with the elastic ring.

Preferably, one end of the wheel shaft, which is away from the impeller, is fixedly connected with a coupler.

Preferably, the two sides of the outer surfaces of the trapezoid slide blocks, which are close to the elastic rings, are provided with limiting grooves, and the elastic rings are positioned in the limiting grooves.

Preferably, a thread groove is formed in the inner wall of the wheel shaft at a position close to the outer side of the trapezoidal sliding block, a thread blocking block is movably mounted in the wheel shaft at a position close to the outer side of the trapezoidal sliding block, and threads on the outer surface of the thread blocking block are meshed with the thread groove.

Preferably, a groove is arranged on the outer side of the thread blocking block.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through arranging the wheel shaft, the impeller, the clamping groove, the clamping block, the sliding groove, the trapezoidal sliding block, the notch and the elastic ring, the effects of facilitating the disassembly and assembly of the impeller and improving the maintenance and replacement efficiency of the impeller are achieved, when the impeller is installed, one end of the wheel shaft is inserted into the shaft hole, the inclined surface of the trapezoidal sliding block is contacted with the inner wall of the shaft hole, the trapezoidal sliding block slides towards the inside of the wheel shaft, the elastic ring is elastically deformed and is continuously inserted into the wheel shaft, the clamping block is clamped into the clamping groove, meanwhile, the elastic acting force of the elastic ring enables the trapezoidal sliding block to ascend and be inserted into the notch, so that the impeller is fixed, and when the impeller is disassembled, the two trapezoidal sliding blocks are pressed to slide out from the two notches, and the wheel shaft is pulled out from the shaft hole.

2. According to the utility model, the limiting groove is arranged, so that the elastic ring can be clamped into the limiting groove, and the limiting effect on the elastic ring is achieved.

3. According to the utility model, the threaded block and the threaded groove are arranged, so that the effect of facilitating the disassembly and assembly of the trapezoidal sliding block and the elastic ring is achieved, and when the elastic ring and the trapezoidal sliding block are required to be disassembled and assembled, the threaded block is screwed and taken out from the inside of the axle, so that the elastic ring and the trapezoidal sliding block can be disassembled and assembled.

Drawings

FIG. 1 is a schematic diagram of the main sectional structure of the present utility model;

Fig. 2 is an enlarged schematic view of the structure of fig. 1a according to the present utility model.

Reference numerals: 1. an impeller; 2. a wheel axle; 3. a coupling; 4. a shaft hole; 5. a clamping groove; 6. a clamping block; 7. a chute; 8. a notch; 9. a trapezoidal slider; 10. a limit groove; 11. an elastic ring; 12. a groove; 13. a thread block; 14. a thread groove.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1 and 2, the rotor for the novel horizontal pump provided by the utility model comprises an impeller 1, an axle 2 and a coupler 3, wherein an axle hole 4 is arranged at the axle center position of the outer surface of the impeller 1, one end of the axle 2 penetrates through the axle hole 4, clamping grooves 5 are symmetrically arranged at one side of the top of the inner wall of the axle hole 4 and the bottom of the inner wall, clamping blocks 6 are symmetrically arranged at the upper surface and the lower surface of the axle 2, the two clamping blocks 6 are respectively positioned in the two clamping grooves 5 and play a role of fixing and limiting the impeller 1, the impeller 1 can be driven to rotate when the axle 2 rotates, notches 8 are symmetrically arranged at the position, close to the upper surface and the lower surface, of one side, close to the outer surface of the clamping grooves 5, of the outer surface of the impeller 1, notches 7 are symmetrically arranged at the top of the inner wall of the axle 2 and the bottom of the inner wall, the inside equal slidable mounting of two spouts 7 has trapezoidal slider 9, trapezoidal slider 9 is right trapezoid, and trapezoidal inclined plane is located trapezoidal slider 9's the outside, the inside position department that is close to trapezoidal slider 9 of shaft 2 is provided with elastic ring 11, one side that two trapezoidal slider 9 surface is close to elastic ring 11 is provided with spacing arch, spacing arch is located the shaft 2 inside, prevent that trapezoidal slider 9 from slipping in the spout 7, one side that two trapezoidal slider 9 surface is close to elastic ring 11 all is provided with spacing groove 10, and elastic ring 11 is located spacing groove 10 inside, play spacing effect to elastic ring 11, the one end fixedly connected with shaft coupling 3 of shaft coupling 2 deviating from impeller 1, motor output shaft 2 passes through shaft coupling 3 fixed connection, the motor drives shaft 2 and impeller 1 rotation.

When the impeller 1 is installed, one end of the wheel shaft 2 is inserted into the shaft hole 4, the inclined surface of the trapezoidal sliding block 9 is contacted with the inner wall of the shaft hole 4, the trapezoidal sliding block 9 slides towards the inside of the wheel shaft 2, the elastic ring 11 is elastically deformed and is continuously inserted into the wheel shaft 2, the clamping block 6 is clamped into the clamping groove 5, meanwhile, the elastic acting force of the elastic ring 11 enables the trapezoidal sliding block 9 to ascend and be inserted into the notch 8, the impeller 1 is fixed, and when the impeller 1 is disassembled, the two trapezoidal sliding blocks 9 are pressed to slide out of the two notches 8, and the wheel shaft 2 is pulled out of the shaft hole 4.

Example two

As shown in fig. 1 and fig. 2, compared with the first embodiment, the rotor for a novel horizontal pump provided by the utility model further comprises a thread groove 14 formed in the inner wall of the wheel shaft 2 and close to the outer side of the trapezoidal sliding block 9, a thread blocking block 13 is movably mounted in the wheel shaft 2 and close to the outer side of the trapezoidal sliding block 9, threads on the outer surface of the thread blocking block 13 are meshed with the thread groove 14, a groove 12 is formed in the outer side of the thread blocking block 13, a screwdriver is conveniently inserted into the groove 12, and the thread blocking block 13 is screwed by the screwdriver.

In this embodiment, when the elastic ring 11 and the trapezoidal slider 9 are required to be attached and detached, the elastic ring 11 and the trapezoidal slider 9 can be attached and detached by screwing the screw block 13 and taking it out from the inside of the hub 2.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (5)

1. The utility model provides a novel rotor for horizontal pump, includes impeller (1), shaft (2) and shaft coupling (3), its characterized in that: the axial center position of the outer surface of the impeller (1) is provided with a shaft hole (4), one end of the wheel shaft (2) penetrates through the shaft hole (4), the top of the inner wall of the shaft hole (4) and one side of the bottom of the inner wall are symmetrically provided with clamping grooves (5), the upper surface and the lower surface of the wheel shaft (2) are symmetrically provided with clamping blocks (6), the two clamping blocks (6) are respectively positioned in the two clamping grooves (5), the impeller is characterized in that notches (8) are symmetrically formed in the position, close to the upper surface, of one side, close to the lower surface, of the outer surface of the impeller (1), sliding grooves (7) are formed in the top of the inner wall of the wheel shaft (2) and the bottom of the inner wall of the wheel shaft, trapezoidal sliding blocks (9) are slidably mounted in the sliding grooves (7), and elastic rings (11) are arranged in the wheel shaft (2) and close to the trapezoidal sliding blocks (9).

2. The rotor for a novel horizontal pump according to claim 1, wherein: one end of the wheel shaft (2) deviating from the impeller (1) is fixedly connected with a coupler (3).

3. The rotor for a novel horizontal pump according to claim 1, wherein: one side of the outer surfaces of the two trapezoid sliding blocks (9) close to the elastic ring (11) is provided with a limiting groove (10), and the elastic ring (11) is located inside the limiting groove (10).

4. The rotor for a novel horizontal pump according to claim 1, wherein: the inner wall of the wheel shaft (2) is provided with a thread groove (14) at a position close to the outer side of the trapezoidal sliding block (9), a thread blocking block (13) is movably arranged at a position close to the outer side of the trapezoidal sliding block (9) in the wheel shaft (2), and threads on the outer surface of the thread blocking block (13) are meshed with the thread groove (14).

5. The rotor for a novel horizontal pump according to claim 4, wherein: the outside of the thread blocking block (13) is provided with a groove (12).