CN223511171U - Main shaft for water pump transmission group - Google Patents

Abstract

The utility model discloses a main shaft for a water pump transmission group, which relates to the technical field of water pumps and comprises a main shaft main body, wherein the main shaft main body consists of a first shaft and a second shaft, a connecting component is arranged on the first shaft and the second shaft, the connecting component consists of a circular plate and a square rod, the square rod is respectively and fixedly arranged at two ends of the circular plate, the main shaft main body and the connecting component are symmetrically provided with two fixing components, the fixing components consist of a main arc-shaped plate, an auxiliary arc-shaped plate, an arc-shaped clamping plate, a guide rod and fixing bolts, the auxiliary arc-shaped plate is symmetrically and fixedly arranged at two ends of the main arc-shaped plate, the arc-shaped clamping plate is respectively and fixedly arranged on the inner walls of the two auxiliary arc-shaped plates, and the main shaft main body consisting of the first shaft and the second shaft can be detached, so that when the first shaft or the second shaft on the main shaft main body is damaged, the first shaft or the second shaft can be independently replaced, and the use cost can be reduced.

Description

Main shaft for water pump transmission group

Technical Field

The utility model relates to the technical field of water pumps, in particular to a main shaft for a water pump transmission group.

Background

The water pump transmission group is a key component of the water pump unit and is responsible for transmitting power from a motor or other power sources to the water pump so as to drive the impeller of the water pump to rotate, thereby realizing the suction, pressurization and discharge of liquid. The main shaft in the water pump transmission structure is usually in a symmetrical main shaft form, a large-diameter central line of the middle main shaft is used as a symmetrical line, one end of the main shaft is connected with the working device, the other end of the main shaft is connected with the driving device, the main shaft structure is in a trend of gradually reducing in two directions of two straight sides, the diameters of the two sides of the main shaft are gradually reduced, and the diameters of the gradually reduced areas where the bearings are placed are horizontally reduced in equal diameters. The main shaft of the conventional water pump transmission set is often in an integrated structure, however, the main shaft of the integrated structure has certain use defects, namely when the main shaft is damaged, the main shaft is often required to be replaced integrally, so that the use cost is high, and the main shaft for the water pump transmission set is required to solve the problems.

Disclosure of utility model

The main aim of the utility model is to provide a main shaft for a water pump transmission group, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a main shaft for water pump drive group, includes the main shaft main part, the main shaft main part comprises first axle and second axle, install coupling assembling on first axle and the second axle, coupling assembling comprises plectane and square pole, the square pole has two and respectively fixed mounting at the both ends of plectane, two fixed subassemblies are installed to the symmetry on main shaft main part and the coupling assembling, fixed subassembly comprises main arc, auxiliary arc, arc cardboard, guide bar and fixing bolt, auxiliary arc has two and symmetrical fixed mounting at the both ends of main arc, arc cardboard has two and respectively fixed mounting on the inner wall of two auxiliary arcs, the guide bar has two and symmetrical fixed mounting on the inner wall of main arc, fixing bolt rotates to be installed on main arc.

Preferably, one end of the first shaft and one end of the second shaft are respectively provided with a square hole, two connecting grooves are symmetrically formed in the outer walls of the first shaft and the second shaft at the same time, and fixing clamping grooves are formed in the inner walls of the connecting grooves.

Preferably, the circular plate on the connecting assembly is positioned between the first shaft and the second shaft, and the square rod is inserted into the square hole.

Preferably, two storage grooves are symmetrically formed in the outer wall of the circular plate, threaded holes are formed in the inner wall of each storage groove, and two guide holes are symmetrically formed in the inner wall of each storage groove and on the two sides of each threaded hole.

Preferably, the main arc plate on the fixing assembly is installed in the storage groove, the installation groove is formed in the main arc plate and between the two guide rods, the installation groove penetrates through the inside and the outside of the main arc plate, the fixing bolt is rotationally installed in the installation groove, the fixing bolt is simultaneously installed in the threaded hole, and the guide rods are movably inserted in the guide holes.

Preferably, the auxiliary arc-shaped plate on the fixing component is arranged in the connecting groove, and the arc-shaped clamping plate is arranged in the fixing clamping groove.

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

The main shaft body can be detached by arranging the main shaft body consisting of the first shaft and the second shaft, so that when the first shaft or the second shaft on the main shaft body is damaged, the first shaft or the second shaft can be independently replaced, the use cost can be reduced, and the first shaft and the second shaft can be conveniently assembled together by arranging the connecting component and the fixing component, so that the first shaft and the second shaft are finally convenient to assemble, disassemble and replace.

Drawings

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

FIG. 2 is a schematic view of the first shaft and the second shaft of the present utility model after being separated from the connecting assembly and the fixing assembly;

FIG. 3 is a schematic view of the connection assembly and the fixing assembly of the present utility model after being disassembled;

Fig. 4 is a schematic structural view of the main arc plate, the auxiliary arc plate, the arc clamping plate and the guide rod after being cut.

The device comprises a main shaft body 1, a connecting component 2, a fixing component 3, a first shaft 4, a second shaft 5, a square hole 6, a connecting groove 7, a fixing clamping groove 8, a round plate 9, a square rod 10, a storage groove 11, a storage groove 12, a threaded hole 13, a guide hole 14, a main arc-shaped plate 15, an auxiliary arc-shaped plate 16, an arc-shaped clamping plate 17, a guide rod 18, a mounting groove 19 and a fixing bolt.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, 2, 3 and 4, a spindle for a water pump transmission set includes a spindle main body 1, the spindle main body 1 is composed of a first shaft 4 and a second shaft 5, a connection assembly 2 is installed on the first shaft 4 and the second shaft 5, the connection assembly 2 is composed of a circular plate 9 and a square rod 10, the square rod 10 is two and is respectively and fixedly installed at two ends of the circular plate 9, two fixing assemblies 3 are symmetrically installed on the spindle main body 1 and the connection assembly 2, the fixing assemblies 3 are composed of a main arc plate 14, an auxiliary arc plate 15, an arc clamping plate 16, a guide rod 17 and a fixing bolt 19, the auxiliary arc plate 15 is two and is symmetrically and fixedly installed at two ends of the main arc plate 14, the arc clamping plate 16 is two and is respectively and fixedly installed on inner walls of the two auxiliary arc plates 15, the guide rod 17 is two and is symmetrically and fixedly installed on inner walls of the main arc plate 14, the fixing bolt 19 is rotatably installed on the main arc plate 14, when the first shaft 4 or the second shaft 5 is damaged, the first shaft 4 and the second shaft 5 can be detached, so that the first shaft 4 or the second shaft 5 can be replaced independently, the first shaft 4 or the second shaft 5 can be detached, the fixing bolt 19 on the fixing assembly 3 can be rotated by using a tool, so that the fixing bolt 19 carries the main arc-shaped plate 14, the auxiliary arc-shaped plate 15, the arc-shaped clamping plate 16 and the guide rod 17 to move outwards, when the arc-shaped clamping plate 16 is removed from the fixing clamping groove 8, the fixing of the first shaft 4 and the second shaft 5 is released, then the first shaft 4 and the second shaft 5 can be detached, so that the first shaft 4 or the second shaft 5 can be replaced, then a new first shaft 4 or second shaft 5 can be sleeved on the square rod 10 on the connecting assembly 2, finally the fixing bolt 19 is reversed, so that the arc-shaped clamping plate 16 is embedded into the fixing clamping groove 8, at this time, the first shaft 4 and the second shaft 5 are fixed together, and thus replacement of the first shaft 4 or the second shaft 5 is completed.

Finally, through setting up the main shaft main part 1 that comprises first axle 4 and second axle 5, can make main shaft main part 1 carry out the split to when first axle 4 or second axle 5 on main shaft main part 1 appear damaging, can change first axle 4 or second axle 5 alone, and then can reduce use cost, through setting up coupling assembling 2 and fixed subassembly 3, can be convenient with first axle 4 and second axle 5 equipment together, thereby finally be favorable to the dismouting of first axle 4 and second axle 5 to change.

Further, a square hole 6 is formed in one end of each of the first shaft 4 and the second shaft 5, two connecting grooves 7 are symmetrically formed in the outer walls of the first shaft 4 and the second shaft 5 at the same time, a fixing clamping groove 8 is formed in the inner wall of each connecting groove 7, a circular plate 9 on the connecting assembly 2 is located between the first shaft 4 and the second shaft 5, a square rod 10 is inserted into the square hole 6, two accommodating grooves 11 are symmetrically formed in the outer wall of the circular plate 9, threaded holes 12 are formed in the inner wall of each accommodating groove 11, two guide holes 13 are symmetrically formed in the two sides of the threaded holes 12 in the inner wall of each accommodating groove 11, when the first shaft 4 or the second shaft 5 is required to be disassembled, the first shaft 4 or the second shaft 5 can be taken down from the square rod 10, and when the first shaft 4 or the second shaft 5 is required to be installed, the first shaft 4 or the second shaft 5 can be sleeved on the square rod 10 on the connecting assembly 2 through the square hole 6.

Further, the main arc plate 14 on the fixing component 3 is installed in the accommodating groove 11, the main arc plate 14 is provided with the installation groove 18 between the two guide rods 17, the installation groove 18 penetrates the main arc plate 14 from inside to outside, the fixing bolt 19 is rotatably installed in the installation groove 18, the fixing bolt 19 is simultaneously installed in the threaded hole 12, the guide rods 17 are movably inserted into the guide holes 13, the auxiliary arc plate 15 on the fixing component 3 is installed in the connecting groove 7, the arc clamping plate 16 is installed in the fixing clamping groove 8, because the fixing bolt 19 is rotatably connected with the main arc plate 14, and the guide rods 17 are movably inserted into the guide holes 13, when the tool is used for rotating the fixing bolt 19, the main arc plate 14, the auxiliary arc plate 15, the arc clamping plate 16 and the guide rod 17 cannot rotate along with the fixing bolt 19, and move along with the fixing bolt 19 in the threaded hole 12, the main arc plate 14, the auxiliary arc plate 15, the arc clamping plate 16 and the guide rod 17 are driven by the fixing bolt 19, when the main arc plate 14, the auxiliary arc plate 15, the arc clamping plate 16 and the guide rod 17 move inwards, and after the arc clamping plate 16 is embedded into the fixing clamping groove 8 formed in the first shaft 4 and the second shaft 5 sleeved on the square rod 10, the first shaft 4 and the second shaft 5 can be fixed together, otherwise, when the main arc plate 14, the auxiliary arc plate 15, the arc clamping plate 16 and the guide rod 17 move outwards, and after the arc clamping plate 16 moves out of the fixing clamping groove 8, the fixing of the first shaft 4 and the second shaft 5 can be released.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A main shaft for a water pump drive assembly, comprising a main shaft body (1), characterized in that: the main shaft body (1) is composed of a first shaft (4) and a second shaft (5), a connecting assembly (2) is mounted on the first shaft (4) and the second shaft (5), the connecting assembly (2) is composed of a circular plate (9) and a square rod (10), there are two square rods (10) respectively fixedly mounted at both ends of the circular plate (9), and two fixing assemblies (3) are symmetrically mounted on the main shaft body (1) and the connecting assembly (2), the fixing assemblies ( 3) It is composed of a main arc plate (14), an auxiliary arc plate (15), an arc plate (16), a guide rod (17) and a fixing bolt (19). There are two auxiliary arc plates (15) and they are symmetrically fixed at both ends of the main arc plate (14). There are two arc plates (16) and they are respectively fixed on the inner walls of the two auxiliary arc plates (15). There are two guide rods (17) and they are symmetrically fixed on the inner wall of the main arc plate (14). The fixing bolt (19) is rotatably installed on the main arc plate (14). 2. The main shaft for a water pump drive assembly according to claim 1, characterized in that: a square hole (6) is provided at one end of the first shaft (4) and the second shaft (5), and two connecting grooves (7) are symmetrically provided on the outer walls of the first shaft (4) and the second shaft (5) at one end, and a fixing groove (8) is provided on the inner wall of the connecting groove (7). 3. A spindle for a water pump drive assembly according to claim 2, characterized in that: the circular plate (9) on the connecting assembly (2) is located between the first shaft (4) and the second shaft (5), and the square rod (10) is inserted into the square hole (6). 4. A spindle for a water pump drive assembly according to claim 3, characterized in that: two receiving grooves (11) are symmetrically opened on the outer wall of the circular plate (9), a threaded hole (12) is opened on the inner wall of the receiving groove (11), and two guide holes (13) are symmetrically opened on the inner wall of the receiving groove (11) and on both sides of the threaded hole (12). 5. A main shaft for a water pump drive assembly according to claim 4, characterized in that: the main arc plate (14) on the fixing assembly (3) is installed in the receiving groove (11), and an installation groove (18) is provided on the main arc plate (14) and between the two guide rods (17), the installation groove (18) penetrates the main arc plate (14) inside and out, the fixing bolt (19) is rotatably installed in the installation groove (18), and the fixing bolt (19) is also installed in the threaded hole (12), and the guide rod (17) is movably inserted into the guide hole (13). 6. A spindle for a water pump drive assembly according to claim 5, characterized in that: the auxiliary arc plate (15) on the fixing component (3) is installed in the connecting groove (7), and the arc plate (16) is installed in the fixing groove (8).