CN218742240U

CN218742240U - fine grinding pump

Info

Publication number: CN218742240U
Application number: CN202223288124.3U
Authority: CN
Inventors: 陶淘
Original assignee: Nantong Fleck Fluid Equipment Co ltd
Current assignee: Nantong Fleck Fluid Equipment Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-03-28
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to a crushing apparatus field discloses a fine grinding pump, including smashing the grinding district, the bearing frame, shaft coupling and motor, it is equipped with export and pump cover import respectively to grind crushing district upper portion and one side, it includes the casing to grind crushing district, the fixed grinding, the rotary grinding, adjust shelves ring sum trilobed wheel, be equipped with the main shaft in the bearing frame, including the corase grind district between fixed grinding and the rotary grinding, well grinding district and fine grinding district, the dentate piece of corase grind district on the rotary grinding includes inclined plane and plane, the dentate piece of well grinding district includes inside sunken V type groove, the dentate piece of fine grinding district includes outside outstanding V type groove, the corase grind district on the fixed grinding is equipped with the plane an with the plane looks adaptation of rotary grinding, well grinding district is equipped with outside outstanding V type groove an, the fine grinding district is equipped with inside sunken V type groove a, be equipped with the flexible tongue towards on the outer regulation shelves ring of fixed grinding, flexible joint is on the casing. Can make the granule when next stage removes, play smooth and fluent effect, be convenient for fix and dismantle the stator.

Description

Fine grinding pump

Technical Field

The utility model relates to a crushing apparatus technical field specifically is a fine grinding pump.

Background

The fine type grinding pump is a high-efficiency energy-saving device which can carry out wet shearing, grinding and the like on particles in a pipeline, the traditional grinding pump cannot carry out fine grinding on the particles when the particles are ground because the grinding area between the tooth sheets is a straight type, and the materials can be clamped in the area of the previous step when moving from the previous area to the next area, so that the flowability is poor, and the stator is not well detached.

In document CN 214554126U, an energy-saving grinding pump is disclosed, which comprises a pump case, a pump head, a stator blade, a rotor blade, a gland, a frame, a mechanical seal, a pump shaft, a connecting shaft and a flange plate, wherein the pump head is arranged at the upper end of the pump case, the gland is arranged between the pump case and the pump head, the stator blade is arranged on the inner side wall of one end, close to a feeding pipe, of the pump head, the middle part of the stator blade is provided with a flow through hole, the rotor blade is rotatably arranged between the gland and the stator blade, the connecting shaft is arranged on the side wall, far away from the rotor blade, of the gland, the connecting shaft is rotatably penetrated through the gland and connected with the rotor blade, the pump shaft is arranged at one end, far away from the gland, of the mechanical seal is arranged on the outer side wall, close to one side of the gland, and the flange plate is arranged at one end, far away from the pump case, of the pump head. The tooth sheet of the crushing pump with the structure is flat, so that crushing force is small when crushing is carried out, and the stator blade is troublesome to disassemble.

For this reason, a new technical solution is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a fine grinding pump can make the granule when the next-level removes, plays smooth effect, is convenient for fix and dismantle the stator.

The technical scheme of the utility model is that: the fine grinding pump comprises a grinding and grinding area, a bearing seat, a coupler and a motor, wherein an outlet and a pump cover inlet are respectively formed in the upper portion and one side of the grinding and grinding area, the grinding and grinding area comprises a shell, a fixed grinding area, a rotary grinding area, a stop ring and a three-impeller, a main shaft is arranged in the bearing seat, the end of the main shaft is connected with a rotating shaft which runs through the rotary grinding area and the fixed grinding area, the fixed grinding area and the rotary grinding area comprise a coarse grinding area, a middle grinding area and a fine grinding area, a tooth sheet of the coarse grinding area on the rotary grinding area comprises an inclined plane and a plane, a tooth sheet of the middle grinding area comprises an inward concave V-shaped groove, a tooth sheet of the fine grinding area comprises an outward convex V-shaped groove, a plane a which is matched with the plane of the rotary grinding area on the fixed grinding area is provided with the outward convex V-shaped groove a, the fine grinding area is provided with the inward concave V-shaped groove a, a telescopic tongue which faces the center of the outer stop ring of the fixed grinding area is provided with the telescopic tongue, and the telescopic tongue is clamped on the shell.

Furthermore, a three-impeller is arranged in the shearing area, the fan blades of the three-impeller are positioned on one side of the inclined plane of the rotary grinding in the rough grinding area, and the fan blades of the three-impeller are positioned on the inner side of the fixed grinding plane a in the rough grinding area.

Furthermore, the shape between the rotary mill and the fixed mill is matched, the distance between the rotary mill and the fixed mill is 0.01-2mm, and the length of the fixed-mill plane a of the coarse grinding area is at most half of the length of the rotary-mill plane.

Furthermore, tooth space channels are arranged between adjacent inclined planes and planes of the rough grinding area of the rotary grinding machine, between adjacent inward-concave V-shaped grooves of the middle grinding area and between adjacent outward-convex V-shaped grooves of the fine grinding area.

Furthermore, tooth space channels are arranged between adjacent planes a of the rough grinding area of the fixed grinding, between adjacent V-shaped grooves a protruding outwards of the middle grinding area and between adjacent V-shaped grooves a recessed inwards of the fine grinding area.

Furthermore, adjust to be equipped with on the shelves ring with the inside sunken U-shaped groove of flexible tongue looks adaptation, adjust the terminal joint of flexible tongue on the shelves ring in the recess on the casing, supply the bolt of adjusting on the flexible tongue.

Furthermore, a sealing chamber is arranged in the shell, a rotating shaft penetrates through the sealing chamber, a mechanical seal is arranged on the part, located in the sealing chamber, of the periphery of the rotating shaft, the three-impeller is communicated with the inlet of the pump cover, and the fine grinding area is communicated with the outlet.

Furthermore, an output shaft of the motor drives the main shaft to rotate through the coupler, a lubricating oil bin is arranged between the main shaft and the bearing seat, the bearing seat is located on the base, the coupler is connected with the base through the housing, and the motor is located on the base.

The utility model discloses an useful part: 1. the utility model discloses be equipped with the regulation shelves ring in the outside of grinding surely, through in the recess like the casing with flexible tongue joint, then with the bolt tightening on the casing, realize the fixed joint to grinding surely, if need will grind surely and take out, just unscrew the bolt, then will stretch out and draw back the tongue indentation U-shaped inslot, just can take out the regulation shelves ring to the realization is to the dismantlement of grinding surely, simple convenient and fast.

2. The utility model discloses a distinguish three grinding district between surely grinding and rotary mill to mutually support between the shape in grinding district, inside sunken and outside convex V-arrangement groove between adjacent existence, make the granule can smooth and easy shift position between grinding the district, can not block in certain region, and the structure in V-arrangement groove can carry out abundant grinding to the granule and smash.

3. The utility model discloses a set up three grinding region on surely grinding and change the mill to setting up in the outside of surely grinding and adjusting the shelves ring, can conveniently deciding the dismantlement of grinding, and adjusting and surely grinding and change the interval between the mill, and surely grind and change the shape between the mill and carry out the fine grinding when can make things convenient for the granule to pass through fast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the grinding and pulverizing section of the present invention;

FIG. 3 is a schematic structural view of the rotary grinder of the present invention;

FIG. 4 is a schematic structural view of a side view of the rotary grinder of the present invention;

FIG. 5 is a schematic structural view of the fixed mill of the present invention;

FIG. 6 is a schematic structural view of a side view of the fixed mill of the present invention;

FIG. 7 is a schematic view of the adjustable stop ring of the present invention;

FIG. 8 is a schematic structural diagram of a side view of an adjustable stop ring according to the present invention;

fig. 9 is a schematic structural view of the three-blade wheel of the present invention;

fig. 10 is a schematic structural view of the housing of the present invention;

fig. 11 is the structure schematic diagram of the pump cover inlet of the utility model.

Wherein: 1. the device comprises a base, 2, a motor, 3, a coupler, 3-1, a housing, 4, a bearing, 4-1, a bearing seat, 4-2, a lubricating oil bin, 5, a main shaft, 6, a rotary mill, 6-1, an inclined plane, 6-2, a plane, 6-3, an inward-concave V-shaped groove, 6-4, an outward-convex V-shaped groove, 7, a fixed mill, 7-1, a plane a,7-2, an outward-convex V-shaped groove a,7-3, an inward-concave V-shaped groove a,8, an adjusting baffle ring, 8-1, a telescopic tongue, 8-2, a bolt, 8-3, a U-shaped groove, 9, a pump cover inlet, 9-1, a sealing chamber, 9-2, an outlet, 10, a tri-impeller, 11, a shell, 11-1, a groove, 12 and a tooth groove channel.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-11, the fine grinding pump includes a grinding and milling area, a bearing seat 4-1, a coupling 3 and a motor 2, an outlet 9-2 and a pump cover inlet 9 are respectively arranged on the upper portion and one side of the grinding and milling area, the grinding and milling area includes a housing 11, a fixed mill 7, a rotary mill 6, a regulating ring 8 and a three-impeller 10, a main shaft 5 is arranged in the bearing seat 4-1, the end of the main shaft 5 is connected with a rotating shaft penetrating through the rotary mill 6 and the fixed mill 7, a coarse grinding area, a middle grinding area and a fine grinding area are arranged between the fixed mill 7 and the rotary mill 6, and the density of the teeth of the coarse grinding area, the middle grinding area and the fine grinding area is gradually increased.

The tooth sheet of the rough grinding area on the rotary mill 6 comprises an inclined plane 6-1 and a plane 6-2, the tooth sheet of the middle grinding area comprises an inward concave V-shaped groove 6-3, the tooth sheet of the fine grinding area comprises an outward convex V-shaped groove 6-4, the rough grinding area on the fixed mill 7 is provided with a plane a7-1 matched with the plane of the rotary mill 6, the middle grinding area is provided with an outward convex V-shaped groove a7-2, the fine grinding area is provided with an inward concave V-shaped groove a7-3, the adjusting stop ring 8 outside the fixed mill 7 is provided with a telescopic tongue 8-1 facing the center of a circle, the telescopic tongue 8-1 is clamped on the shell 11, when particles enter from the pump cover inlet 9, the particles pass through the shearing area and the grinding and crushing area and are crushed and discharged, and the distance between the rotary mill 6 and the fixed mill 7 can be adjusted by adjusting the adjusting stop ring 8, so that the crushing degree of the crushed particles can be changed.

The rough grinding area is also internally provided with a shearing area, the shearing area is internally provided with a three-impeller 10, the fan blades of the three-impeller 10 are positioned on one side of the inclined plane 6-1 of the rotary grinding of the rough grinding area, the fan blades of the three-impeller 10 are positioned on the inner side of the plane a7-1 of the fixed grinding 7 of the rough grinding area, and the three-impeller 10 can be used for preliminarily grinding particles entering from the pump cover inlet 9 and then sending the particles into the rough grinding area through the three-impeller 10 to carry out the next grinding operation.

The shape of the rotary mill 6 is matched with that of the fixed mill 7, the distance between the rotary mill 6 and the fixed mill 7 is 0.01-2mm, the length of a plane a7-1 of the fixed mill 7 in a coarse grinding area is at most one half of the length of a plane 6-2 of the rotary mill 6, gullet channels 12 are arranged between adjacent inclined planes 6-1 and the plane 6-2 of a coarse grinding area of the rotary mill 6, between adjacent inward-concave V-shaped grooves 6-3 of a middle grinding area and between adjacent outward-convex V-shaped grooves 6-4 of a fine grinding area, gullet channels 12 are arranged between adjacent planes a7-1 of the coarse grinding area of the fixed mill 7, between adjacent outward-convex V-shaped grooves a7-2 of the middle grinding area and between adjacent inward-concave V-shaped grooves a7-3 of the fine grinding area, the width of each gullet channel 12 is 0.3-0.6mm, and the rotary and fixed mill material can be treated by tungsten nitride or tungsten nitride treatment by using 304, 316L, 5 and 2Cr 13.

The inclined plane 6-1, the plane 6-2, the inward-concave V-shaped groove 6-3 and the outward-convex V-shaped groove 6-4 are connected end to end smoothly, the plane a7-1, the outward-convex V-shaped groove a7-2 and the inward-concave V-shaped groove a7-3 are connected end to end smoothly, the V-shaped grooves between the rotary mill 6 and the fixed mill 7 and the inclined plane and the plane are matched with each other, particles entering from the three-impeller 10 are further finely crushed, and finally the particles are extruded out from the tooth socket channel 12 in a curve mode, so that a high-speed, high-pressure and high-frequency atomization phenomenon is formed, and the crushing, dispersing and emulsifying capacity of the particles is improved more effectively.

The adjusting gear ring 8 is provided with an inward-sunken U-shaped groove 8-3 matched with the telescopic tongue 8-1, the tail end of the telescopic tongue 8-1 on the adjusting gear ring 8 is clamped in a groove 11-1 on the shell 11, an adjusting bolt 8-2 is arranged on the telescopic tongue 8-1, when the fixed mill 7 needs to be fixed, the telescopic tongue 8-1 is clamped into the groove 11-1 of the shell 11, then the bolt 8-2 and the shell 11 are fixed, when the fixed mill 7 needs to be taken out, the bolt 8-2 is unscrewed, the telescopic tongue 8-1 moves towards the center, the adjusting gear ring 8 can be taken out, and therefore the fixed mill can be taken out.

A sealing chamber 9-1 is arranged in a shell 11, a rotating shaft penetrates through the sealing chamber 9-1, a mechanical seal is arranged on the portion, located in the sealing chamber 9-1, of the periphery of the rotating shaft and can be a double-sided water-cooled mechanical seal or a single-sided liquid-cooled mechanical seal, a three-impeller 10 is communicated with a pump cover inlet 9, a fine grinding area is communicated with an outlet 9-2, an output shaft of a motor 2 drives a main shaft 5 to rotate through a coupler 4-1, a lubricating oil bin 4-2 is arranged between the main shaft 5 and a bearing seat 4-1, the bearing seat 4-1 is located on a base 1, the coupler 3 is connected with the base 1 through a housing 3-1, and the motor 2 is located on the base 1.

The working principle is as follows: the pump cover comprises a pump cover inlet 9, a motor is put into the pump cover inlet 9 to drive a main shaft 5 to rotate, the main shaft 5 drives a rotating shaft, so that a three-impeller 10 and a rotary mill 6 are driven to rotate, particles are primarily cut from the three-impeller 10 and enter a coarse grinding area to be ground and crushed, the crushed and refined materials sequentially enter a middle grinding area and a fine grinding area under the action of mechanical motion and centrifugal force to be ground and crushed, the accuracy of a primary grinding disc extending outwards is higher, the tooth pitch is smaller, the linear speed is longer, the materials are ground and become finer, meanwhile, the fluid gradually extends towards a radial curve, and finally the materials are discharged from an outlet 9-2.

It is understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention, the objects of which have been fully and effectively achieved. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims

1. Fine grinding pump, including crushing grinding zone, bearing frame, shaft coupling and motor, crushing grinding zone upper portion and one side are equipped with export and pump cover import respectively, crushing grinding zone includes the casing, decides to grind, changes the mill, adjusts shelves ring sum trilobed wheel, be equipped with the main shaft in the bearing frame, main shaft end-to-end connection runs through the pivot that changes the mill and decide to grind, its characterized in that: decide to grind and grind between including the corase grind district, well mill district and fine grinding district, be equipped with the shearing area in the corase grind district, the pick of the corase grind district on the rotary grinding includes inclined plane and plane, and the pick of well mill district includes inside sunken V type groove, and the pick of fine grinding district includes outside outstanding V type groove, the corase grind district on the fixed grinding be equipped with the plane a of the plane looks adaptation of rotary grinding, well mill district is equipped with outside outstanding V type groove an, and fine grinding district is equipped with inside sunken V type groove an, be equipped with the flexible tongue towards the centre of a circle on the outer regulation shelves ring of fixed grinding, flexible tongue joint is on the casing.

2. The fine grinding pump of claim 1, wherein: the shearing area is internally provided with a three-impeller, the fan blades of the three-impeller are positioned on one side of the rotary grinding inclined plane of the coarse grinding area, and the fan blades of the three-impeller are positioned on the inner side of a fixed grinding plane a of the coarse grinding area.

3. The fine grinding pump of claim 1, wherein: the shape between the rotary mill and the fixed mill is matched, the distance between the rotary mill and the fixed mill is 0.01-2mm, and the length of the fixed mill plane a of the rough grinding area is at most one half of the length of the rotary mill plane.

4. The fine grinding pump of claim 1, wherein: tooth space channels are arranged between adjacent inclined planes and planes of the rough grinding area of the rotary grinding, between adjacent inward-concave V-shaped grooves of the middle grinding area and between adjacent outward-convex V-shaped grooves of the fine grinding area.

5. The fine grinding pump of claim 1, wherein: tooth groove channels are arranged between adjacent planes a of the rough grinding area of the fixed grinding, between adjacent V-shaped grooves a protruding outwards of the middle grinding area and between adjacent V-shaped grooves a recessed inwards of the fine grinding area.

6. The fine grinding pump of claim 1, wherein: the adjustable baffle ring is provided with an inward sunken U-shaped groove matched with the telescopic tongue, the tail end of the telescopic tongue on the adjustable baffle ring is clamped in a groove on the shell, and the telescopic tongue is provided with an adjustable bolt.

7. The fine grinding pump of claim 1, wherein: the fine grinding device is characterized in that a sealing chamber is arranged in the shell, a rotating shaft penetrates through the sealing chamber, a mechanical seal is arranged on the part, located in the sealing chamber, of the periphery of the rotating shaft, the three impellers are communicated with the inlet of the pump cover, and the fine grinding area is communicated with the outlet.

8. The fine grinding pump of claim 1, wherein: the motor output shaft drives the main shaft to rotate through the coupler, a lubricating oil bin is arranged between the main shaft and the bearing seat, the bearing seat is located on the base, the outside of the coupler is connected with the base through the housing, and the motor is located on the base.