CN216134363U - Connection structure of dispersion machine shaft - Google Patents

Abstract

The utility model discloses a connecting structure of a shaft of a dispersion machine, which comprises: motor shaft, dispersion spindle, spring clamp, first latch segment and second latch segment, motor shaft and dispersion spindle transition fit, the outside of dispersion spindle is located to the spring clamp to locate the junction of motor shaft and dispersion spindle relatively, the outside of spring clamp is all located to first latch segment and second latch segment, and both set up relatively and pass through bolted connection. The utility model has simple structure, reasonable design and easy production, and the spring clamp contracts inwards under the action of the locking blocks through the mutual matching of the locking blocks and the spring clamp, so that uniform circumferential pressure is applied to the disperser shaft, the disperser shaft and the motor shaft are forced to be tightly connected together, the coaxiality of the disperser shaft and the motor shaft can be effectively ensured, the connection rigidity of the disperser shaft and the motor shaft is improved, the connection precision of the disperser shaft and the motor shaft is further improved, and the utility model also comprises the disperser based on the connection structure of the disperser shaft.

Description

Connection structure of dispersion machine shaft

Technical Field

The utility model belongs to the technical field of dispersion machine processing, and particularly relates to a connection structure of a dispersion machine shaft.

Background

The dispersion machine is a kind of stirrer in a broad sense. Because a high-speed stirrer (such as a circular saw tooth type stirrer) can form strong turbulent flow locally, the high-speed stirrer usually has strong dispersion and emulsification effects on materials. Therefore, such high-speed mixers are also called dispersers. The dispenser mainly divide into over-and-under type dispenser and for the cauldron dispenser, over-and-under type dispenser can divide into again according to the lift mode: hydraulic lifting dispersers, pneumatic lifting dispersers, hand-operated lifting dispersers, etc.

The dispersion machine axle is the essential element of dispenser, it need be connected with the motor shaft when the installation, drive its rotation through the motor shaft, the connected mode of current dispersion machine axle and motor shaft is many, however it is many all fastens it through beating the screw hole, some are through the keyway cooperation, its structure is comparatively complicated, the wholeness is relatively poor, and the axiality of dispersion machine axle and motor shaft connection can not be guaranteed to many connected modes, lead to the precision of its installation lower, therefore the connected mode of current dispersion machine axle and motor shaft still remains to be improved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects, the utility model aims to provide a connecting structure of a dispersing machine shaft, which has the advantages of simple structure, reasonable design and easy production, and through the mutual matching of a group of locking blocks and a spring clamp, the spring clamp contracts inwards under the action of the locking blocks to apply uniform circumferential pressure to the dispersing machine shaft so as to force the dispersing machine shaft and a motor shaft to be tightly connected together, so that the coaxiality of the dispersing machine shaft and the motor shaft can be effectively ensured, the connecting rigidity of the dispersing machine shaft and the motor shaft is improved, and the connecting precision of the dispersing machine shaft and the motor shaft is further improved.

The technical scheme is as follows: in order to achieve the above object, the present invention provides a connecting structure of a disperser shaft, comprising: motor shaft, dispersion spindle, spring clamp, first latch segment and second latch segment, motor shaft and dispersion spindle transition fit, the outside of dispersion spindle is located to the spring clamp to locate the junction of motor shaft and dispersion spindle relatively, the outside of spring clamp is all located to first latch segment and second latch segment, and both set up relatively and pass through bolted connection. The connecting structure of the shaft of the dispersion machine is simple in structure, reasonable in design and easy to produce, and the spring clamp contracts inwards under the action of the locking blocks through the mutual matching of the locking blocks and the spring clamp, so that uniform circumferential pressure is applied to the shaft of the dispersion machine, the shaft of the dispersion machine and the shaft of the motor are forced to be tightly connected, the coaxiality of the shaft of the dispersion machine and the shaft of the motor can be effectively ensured, the connecting rigidity of the shaft of the dispersion machine and the shaft of the motor is improved, the connecting precision of the shaft of the dispersion machine and the shaft of the motor is further improved, and the requirements of users are better met.

Wherein, be equipped with the expansion joint on the spring clamp, just the internal diameter is the same with the external diameter of dispersion machine axle when the spring clamp is not the compression state. The setting of expansion joint lets it can adjust it according to the needs of actual installation, improves its applicable scope.

Furthermore, the outer surface of the spring clamp is symmetrically provided with inclined planes in the axial direction, and the size of the minimum end of each inclined plane is consistent with the diameter of the working inner surfaces of the first locking block and the second locking block. The arrangement of the inclined plane further improves the tightness and stability of the whole structural connection.

Furthermore, the inner surfaces of the first locking block and the second locking block are divided into two sections, namely a plane section and an inclined plane section, and the plane sections on the first locking block and the second locking block are respectively pressed on two inclined planes on the outer surface of the spring clamp. First latch segment and second latch segment adopt unique structural design, let its inseparabler with spring clamp connection, further improve the stability that dispersion machine axle and motor shaft are connected simultaneously.

Preferably, the largest end dimension of the bevel is 2mm higher than the smallest end. The tightness of the connection between the spring clamp and the locking block is further improved.

The utility model relates to a disperser with a connecting structure of a disperser shaft, which comprises a base, a supporting seat, a mechanical seal assembly, a mechanical seal shell, a discharging cavity, a rotor, a stator and a cavity top cover, wherein the base is connected with a motor flange plate through a screw, the first locking block and the second locking block are arranged in the base, the supporting seat is embedded in the groove of the base, and is connected with the base through a screw, the mechanical seal assembly is arranged on the shaft of the dispersion machine, the mechanical seal shell is arranged on the outer side of the mechanical seal assembly, and is arranged above the supporting seat, the discharging cavity is arranged outside the machine seal shell and is arranged on the supporting seat, is connected with the supporting seat through a screw, the rotor is arranged on the dispersion machine shaft and is arranged above the mechanical seal assembly, the stator is arranged above the rotor, the cavity top cover is arranged above the stator and is in threaded connection with the discharging cavity, and the stator is compressed. According to the dispersing machine, the shaft of the dispersing machine and the shaft of the motor are matched with one group of locking blocks through the spring clamp, so that the coaxiality of the shaft of the dispersing machine and the shaft of the motor is improved, the dispersing performance of the whole dispersing machine is improved, and the production requirement is better met.

The utility model also comprises a dust cover which is sleeved on the shaft of the dispersion machine, and the outer diameter of the dust cover is in clearance fit with the inner diameter of the supporting seat. The dust cover sets up, can effectually prevent that impurity from getting into the axle in, plays fine guard action to dispersion spindle and motor shaft, can its life of effectual extension.

The technical scheme shows that the utility model has the following beneficial effects:

1. the connecting structure of the shaft of the dispersion machine is simple in structure, reasonable in design and easy to produce, and the spring clamp contracts inwards under the action of the locking blocks through the mutual matching of the locking blocks and the spring clamp, so that uniform circumferential pressure is applied to the shaft of the dispersion machine, the shaft of the dispersion machine and the shaft of the motor are forced to be tightly connected, the coaxiality of the shaft of the dispersion machine and the shaft of the motor can be effectively ensured, the connecting rigidity of the shaft of the dispersion machine and the shaft of the motor is improved, the connecting precision of the shaft of the dispersion machine and the shaft of the motor is further improved, and the requirements of users are better met.

2. The expansion joint is arranged on the spring hoop, and the inner diameter of the spring hoop is the same as the outer diameter of the shaft of the dispersion machine when the spring hoop is not in a compressed state. The setting of expansion joint lets it can adjust it according to the needs of actual installation, improves its applicable scope.

3. The outer surface of the spring hoop is symmetrically provided with inclined planes in the axial direction, and the size of the minimum end of each inclined plane is consistent with the diameter of the working inner surfaces of the first locking block and the second locking block. The inner surfaces of the first locking block and the second locking block are divided into two sections, namely a plane section and an inclined plane section, and the plane sections on the first locking block and the second locking block are pressed on two inclined planes on the outer surface of the spring clamp respectively. The setting on inclined plane on the spring clamp, first latch segment and second latch segment adopt unique structural design, let spring clamp and latch segment be connected more inseparabler, further improve the compactness and the stability of whole structural connection.

4. According to the dispersing machine, the shaft of the dispersing machine and the shaft of the motor are matched with one group of locking blocks through the spring clamp, so that the coaxiality of the shaft of the dispersing machine and the shaft of the motor is improved, the dispersing performance of the whole dispersing machine is improved, and the production requirement is better met.

5. The utility model also comprises a dust cover which is sleeved on the shaft of the dispersion machine, and the outer diameter of the dust cover is in clearance fit with the inner diameter of the supporting seat. The dust cover sets up, can effectually prevent that impurity from getting into the axle in, plays fine guard action to dispersion spindle and motor shaft, can its life of effectual extension.

Drawings

Fig. 1 is a sectional view of a connection structure of a disperser shaft according to the present invention;

FIG. 2 is a schematic structural view of a first locking block and a second locking block of the present invention;

FIG. 3 is a schematic view of the spring clip of the present invention;

FIG. 4 is a cross-sectional view of the spring clip of the present invention;

fig. 5 is a structural view of a dispenser of the present invention based on a coupling structure of a dispenser shaft;

fig. 6 is a partial structural schematic diagram of the mechanical seal assembly of the present invention.

Detailed Description

The utility model is further elucidated with reference to the drawings and the embodiments.

Examples

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

A coupling structure of a disperser shaft shown in fig. 1 to 4, comprising: motor shaft 1, dispersion spindle 2, spring clamp 3, first latch segment 4 and second latch segment 5, motor shaft 1 and dispersion spindle 2 transition fit, the outside of dispersion spindle 2 is located to spring clamp 3 to locate motor shaft 1 and dispersion spindle 2's junction relatively, the outside of spring clamp 3 is all located to first latch segment 4 and second latch segment 5, and both set up relatively and pass through bolted connection.

In this embodiment be equipped with expansion joint 31 on the spring clamp 3, just internal diameter is the same with the external diameter of dispersion machine axle 2 when spring clamp 3 is not the pressurized state, the surface of spring clamp 3 has the symmetry in the axial to be equipped with inclined plane 32, inclined plane 32 minimum end size and first latch segment 4 and the 5 internal surface diameters of work of second latch segment are always, just the maximum end size of inclined plane 32 is higher than the minimum end by 2 mm. The spring clamp is made of 65Mn, and an expansion joint of 3mm is formed in the spring clamp

In this embodiment, the inner surfaces of the first locking block 4 and the second locking block 5 are divided into two sections, i.e., a plane section 41 and an inclined plane section 42, and the plane sections 41 of the first locking block 4 and the second locking block 5 are respectively pressed on the two inclined planes 32 on the outer surface of the spring clamp 3.

In this embodiment, the first locking block 4 and the second locking block 5 are made of hardened and tempered 45 steel.

Example 2

As shown in fig. 1 to 6, a disperser comprising a connecting structure of a disperser shaft comprises a base 6, a supporting base 7, a mechanical seal assembly 8, a mechanical seal housing 9, a discharging cavity 10, a rotor 11, a stator 12 and a cavity top cover 13, wherein the base 6 is connected with a motor flange by screws, the first locking block 4 and the second locking block 5 are arranged in the base 6, the supporting base 7 is embedded in a groove of the base 6 and connected with the base 6 by screws, the mechanical seal assembly 8 is arranged on the disperser shaft 2, the mechanical seal housing 9 is arranged at the outer side of the mechanical seal assembly 8 and arranged above the supporting base 7, the discharging cavity 10 is arranged at the outer part of the mechanical seal housing 9 and arranged on the supporting base 7 and connected with the supporting base 7 by screws, the rotor 11 is arranged on the disperser shaft 2 and arranged above the mechanical seal assembly 8, the stator 12 is arranged above the rotor 11, the cavity top cover 13 is arranged above the stator 12, is in threaded connection with the discharge cavity 10 and compresses the stator 12 tightly.

The embodiment also comprises a dust cover 14, wherein the dust cover 14 is sleeved on the disperser shaft 2, and the outer diameter of the dust cover 14 is in clearance fit with the inner diameter of the support seat 7.

The specific installation and operation of the dispersion machine in this embodiment are as follows: slightly pressing the shaft 2 of the dispersing machine or soaking the shaft in hot oil, then sleeving the shaft into the motor, sleeving the first locking block 4 from the top end of the shaft 2 of the dispersing machine, then sleeving the spring hoop 3, and placing the spring hoop 3 above the step surface of the large end of the shaft 2 of the dispersing machine by about 3 mm; then the second locking block 5 is sleeved on the disperser shaft 2, and the first locking block 4 and the second locking block 5 are locked by screws. The spring clamp 3 contracts inwards under the action of the first locking block 4 and the second locking block 5, uniform circumferential pressure is applied to the disperser shaft 2, the disperser shaft 2 and the motor shaft 1 are forced to be tightly connected together, and the spring clamp is good in rigidity and high in precision.

Cooling water is sealed in the general gasoline engine; adding materials from an inlet of the cavity top cover 13; the motor rotates to drive the rotor 11 to rotate, the rotor 11 is meshed with the stator 12 to disperse materials in the cavity, and the materials are discharged from an outlet of the discharging cavity after the dispersion is finished.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims (7)

1. A connection structure of dispersion machine axle which characterized in that: the method comprises the following steps: motor shaft (1), dispersion spindle (2), spring clamp (3), first latch segment (4) and second latch segment (5), motor shaft (1) and dispersion spindle (2) transition fit, the outside of dispersion spindle (2) is located in spring clamp (3) to locate the junction of motor shaft (1) and dispersion spindle (2) relatively, the outside of spring clamp (3) is all located in first latch segment (4) and second latch segment (5), and both set up relatively and pass through bolted connection.

2. The connecting structure of a shaft of a dispersing machine according to claim 1, wherein: be equipped with the expansion joint on spring clamp (3), just internal diameter is the same with the external diameter of dispersion machine axle (2) when spring clamp (3) are not the pressurized state.

3. The connecting structure of a shaft of a dispersing machine according to claim 1, wherein: the outer surface of spring clamp (3) has the symmetry to be equipped with inclined plane (32) in the axial, inclined plane (32) minimum end size and first latch segment (4) and second latch segment (5) work internal surface diameter always.

4. The connecting structure of a shaft of a dispersing machine according to claim 1, wherein: the internal surface of first latch segment (4) and second latch segment (5) divide into two sections, is plane section (41) and inclined plane section (42) respectively, plane section (41) on first latch segment (4) and the second latch segment (5) are pressed respectively on two inclined planes (32) of spring clamp (3) surface.

5. The connecting structure of a shaft of a dispersing machine according to claim 3, wherein: the largest end dimension of the inclined surface (32) is 2mm higher than the smallest end.

6. A disperser comprising a connecting structure of disperser shafts according to any one of claims 1 to 5, characterized in that: the mechanical seal device is characterized by further comprising a base (6), a supporting seat (7), a mechanical seal assembly (8), a mechanical seal shell (9), a discharge cavity (10), a rotor (11), a stator (12) and a cavity top cover (13), wherein the base (6) is connected with a motor flange plate through screws, the first locking block (4) and the second locking block (5) are arranged in the base (6), the supporting seat (7) is embedded in a groove of the base (6) and connected with the base (6) through screws, the mechanical seal assembly (8) is arranged on the dispersion machine shaft (2), the mechanical seal shell (9) is arranged on the outer side of the mechanical seal assembly (8) and arranged above the supporting seat (7), the discharge cavity (10) is arranged outside the mechanical seal shell (9) and arranged on the supporting seat (7) and connected with the supporting seat (7) through screws, and the rotor (11) is arranged on the dispersion machine shaft (2), and is arranged above the mechanical seal assembly (8), the stator (12) is arranged above the rotor (11), and the cavity top cover (13) is arranged above the stator (12), is in threaded connection with the discharging cavity (10), and compresses the stator (12).

7. The dispenser of claim 6, wherein: the dust cover (14) is sleeved on the disperser shaft (2), and the outer diameter of the dust cover (14) is in clearance fit with the inner diameter of the supporting seat (7).

Images