CN219897363U - Multistage filtering mechanism for polyurethane waterproof coating - Google Patents

Abstract

The utility model relates to the technical field of building material production, in particular to a multi-stage filtering mechanism for polyurethane waterproof paint, which filters the polyurethane waterproof paint in a multi-stage filtering mode, has good filtering effect, high filtering efficiency, convenient use, suitability for mass production and processing and high practicability; the filter box is fixedly arranged at the upper end of the bottom plate through the bracket, a cavity is formed in the filter box, the liquid discharge pipe is arranged at the lower part of the filter box, the upper end of the liquid discharge pipe is communicated with the cavity of the filter box, and a valve is arranged on the liquid discharge pipe; still include filter vat, feed liquor pipe and rotary device, the filter vat passes through rotary device and installs in the cavity of rose box, and rotary device is used for rotatory to the filter vat, is provided with the cavity in the filter vat, is provided with multiunit and communicating filtration pore of cavity on the filter vat, and the lower extreme of feed liquor pipe communicates with the cavity of filter vat, is provided with the valve on the feed liquor pipe, and the feed liquor pipe rotates to install on rose box upper portion.

Description

Multistage filtering mechanism for polyurethane waterproof coating

Technical Field

The utility model relates to the technical field of building material production, in particular to a polyurethane waterproof coating multistage filtering mechanism.

Background

Polyurethane waterproof paint is a common waterproof paint, and has wide application in the process of building construction. The polyurethane waterproof coating is a single-component polyurethane waterproof coating which is prepared by adding and polymerizing isocyanate, polyether and other prepolymers containing isocyanate groups, and mixing with catalysts, anhydrous auxiliary agents, anhydrous fillers, solvents and the like; the polyurethane waterproof coating is subjected to filtration treatment in the production and processing process, and solid impurities in the polyurethane waterproof coating are filtered out.

In the prior art, the multi-stage filtering mechanism for polyurethane waterproof paint production has the patent application number of 202122717847.X, and mainly comprises a device bin, a large-caliber filter plate and a small-caliber filter plate, wherein the large-caliber filter plate and the small-caliber filter plate are all arranged in the device bin, and when the multi-stage filtering mechanism is used, polyurethane waterproof paint to be filtered sequentially flows through the large-caliber filter plate and the small-caliber filter plate in the device bin, so that the polyurethane waterproof paint is filtered by the large-caliber filter plate and the small-caliber filter plate.

The polyurethane waterproof coating is found in the use process, when the large-caliber filter plate and the small-caliber filter plate in the prior art are used for filtering, the polyurethane waterproof coating is filtered and discharged on the large-caliber filter plate and the small-caliber filter plate only by means of the gravity action of the polyurethane waterproof coating, the filtering efficiency is low, and when a large amount of production and processing are carried out, the production progress can be seriously influenced, the exchange period of products is further influenced, so that the polyurethane waterproof coating is inconvenient to use and has poor practicability.

Disclosure of Invention

In order to solve the technical problems, the polyurethane waterproof coating multistage filtering mechanism provided by the utility model has the advantages of good filtering effect, high filtering efficiency, convenience in use, suitability for mass production and processing and high practicability.

The utility model relates to a polyurethane waterproof coating multistage filtering mechanism, which comprises a bottom plate, a bracket, a filtering box and a liquid discharge pipe, wherein the filtering box is fixedly arranged at the upper end of the bottom plate through the bracket, a cavity is arranged in the filtering box, the liquid discharge pipe is arranged at the lower part of the filtering box, the upper end of the liquid discharge pipe is communicated with the cavity of the filtering box, and a valve is arranged on the liquid discharge pipe; the filter barrel is arranged in a cavity of the filter box through the rotating device, the rotating device is used for rotating the filter barrel, a cavity is formed in the filter barrel, a plurality of groups of filter holes communicated with the cavity are formed in the filter barrel, the lower end of the liquid inlet pipe is communicated with the cavity of the filter barrel, a valve is arranged on the liquid inlet pipe, and the liquid inlet pipe is rotatably arranged on the upper portion of the filter box; when the polyurethane waterproof paint is filtered, firstly, a valve on a liquid inlet pipe is opened, then the polyurethane waterproof paint to be filtered is added into a cavity of a filter drum through the liquid inlet pipe, then the valve on the liquid inlet pipe is closed, then a rotating device is opened, the rotating device drives the filter drum to rotate, the filter drum drives the polyurethane waterproof paint in the cavity of the filter drum to rotate, the polyurethane waterproof paint is discharged into a cavity of a filter box through a plurality of groups of filter holes on the filter drum under the action of centrifugal force, and then the valve on a liquid discharge pipe is opened, so that the polyurethane waterproof paint filtered at the lower part of the cavity of the filter box is discharged through the liquid discharge pipe; the polyurethane waterproof paint is discharged through the multiple groups of filter holes on the filter barrel under the action of centrifugal force through the rotation of the filter barrel, so that the filtering speed of the polyurethane waterproof paint on the filter barrel is promoted.

Preferably, the rotating device comprises a drain pipe, a collecting box and a driving device, wherein the upper part of the drain pipe is fixedly connected with the filter vat, the upper end of the drain pipe is communicated with the lower part of the cavity of the filter vat, a bearing is arranged on the drain pipe, the drain pipe is rotatably arranged on the filter vat through the bearing, the drain pipe is coaxial with the liquid inlet pipe, a valve is arranged on the drain pipe, the driving device is arranged on the bottom plate and the drain pipe, the driving device is used for driving the rotation of the drain pipe, the collecting box is fixedly arranged on the bottom plate, and the collecting box is positioned at the lower side of the drain pipe; when the filter drum rotates, the driving device is opened, the driving device drives the sewage pipe to rotate, the sewage pipe drives the filter drum to rotate, and the polyurethane waterproof paint in the cavity of the filter drum is discharged into the cavity of the filter box through a plurality of groups of filter holes on the filter drum under the action of centrifugal force in the rotating process of the filter drum; when solid impurities filtered in the cavity of the filter vat need to be discharged, after the polyurethane waterproof coating in the filter vat is filtered on the filter vat, a little clear water is added into the filter vat through the liquid inlet pipe, and then a valve on the drain pipe is opened, so that the solid impurities filtered in the cavity of the filter vat and the clear water are discharged into the collecting box through the drain pipe together for collecting treatment; the rotation of the filter vat and the collection of solid impurities in the filter vat are facilitated, and convenience is improved.

Preferably, the driving device comprises a first cone pulley, a second cone pulley, a driving shaft, a fixing plate, a servo motor and a supporting block, wherein the first cone pulley is fixedly sleeved on the lower part of the sewage pipe, the first cone pulley is meshed with the second cone pulley, the second cone pulley is fixedly arranged on the driving shaft, the driving shaft is rotatably arranged on the fixing plate, the right end of the driving shaft is connected with the output end of the servo motor, the servo motor and the fixing plate are fixedly arranged on the supporting block, and the supporting block is fixedly arranged on the bottom plate; when the sewage drain pipe rotates, the servo motor is turned on, the servo motor drives the second cone wheel to rotate through the driving shaft, the second cone wheel drives the sewage drain pipe to rotate through the first cone wheel, and the sewage drain pipe drives the filter drum to rotate; the rotation of the filter vat is facilitated.

Preferably, the sewage drain pipe, the liquid inlet pipe and the filter vat are connected in an eccentric way; through the arrangement, when the drain pipe rotates, the drain pipe drives the filter vat to rotate, so that the centrifugal force suffered by the polyurethane waterproof coating in the filter vat is larger, the drainage of a plurality of groups of filter holes on the filter vat of the polyurethane waterproof coating is more convenient, and the filtering speed of the polyurethane waterproof coating on the filter vat is further improved.

Preferably, the lower end of the cavity of the filter vat is an inclined plane; through the arrangement, solid impurities in the cavity of the filter vat are conveniently discharged through the blow-off pipe, and convenience in the use process is improved.

Preferably, the filter plate is fixedly arranged at the lower part of the chamber of the filter box, a plurality of groups of filter holes are formed in the filter plate, and the drain pipe is rotatably arranged on the filter plate; after the polyurethane waterproof paint is discharged into the cavity of the filter box through a plurality of groups of filter holes on the filter barrel, the polyurethane waterproof paint firstly falls onto the filter plate, then flows into the lower part of the cavity of the filter box after being filtered through a plurality of groups of filter holes on the filter plate, and then opens a valve on the drain pipe, so that the polyurethane waterproof paint filtered at the lower part of the cavity of the filter box is discharged through the drain pipe and then collected; the polyurethane waterproof paint filter has the advantages that the filter effect on the polyurethane waterproof paint is further improved through twice filtration of the filter vat and the filter plate, and the polyurethane waterproof paint is filtered in a multistage filtration mode, so that the filter effect is good.

Preferably, the filter box also comprises a sealing cover and a bolt, the filter box is provided with a sewage outlet communicated with the cavity, and the sealing cover is arranged at the outer side of the sewage outlet through the bolt; when solid impurities filtered out of the filter plate need to be cleaned, the sealing cover is opened, and then the solid impurities filtered out of the filter plate are discharged through a drain outlet of the filter box and collected; the solid impurities on the filter plate can be cleaned conveniently, and the convenience is improved.

Compared with the prior art, the utility model has the beneficial effects that: the polyurethane waterproof coating is filtered in a multistage filtering mode, so that the filtering effect is good, the filtering efficiency is high, the use is convenient, the polyurethane waterproof coating is suitable for mass production and processing, and the practicability is high.

Drawings

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1, partially enlarged at A;

FIG. 3 is a schematic diagram of the structure of the filter vat, liquid inlet pipe, drain pipe, etc.;

FIG. 4 is a schematic view of the structure of the drain pipe, filter plate, liquid inlet pipe, etc.;

the reference numerals in the drawings: 1. a bottom plate; 2. a bracket; 3. a filter box; 4. a liquid discharge pipe; 5. a filter vat; 6. a liquid inlet pipe; 7. a blow-down pipe; 8. a collection box; 9. a first cone pulley; 10. a second cone pulley; 11. a drive shaft; 12. a fixing plate; 13. a servo motor; 14. a support block; 15. a filter plate; 16. a filter hole; 17. sealing cover; 18. and (5) a bolt.

Description of the embodiments

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 to 4, the polyurethane waterproof coating multistage filtering mechanism comprises a bottom plate 1, a bracket 2, a filtering box 3, a liquid discharge pipe 4, a filtering barrel 5, a liquid inlet pipe 6 and a rotating device, wherein the filtering box 3 is fixedly arranged at the upper end of the bottom plate 1 through the bracket 2, a cavity is arranged in the filtering box 3, the liquid discharge pipe 4 is arranged at the lower part of the filtering box 3, the upper end of the liquid discharge pipe 4 is communicated with the cavity of the filtering box 3, a valve is arranged on the liquid discharge pipe 4, the filtering barrel 5 is arranged in the cavity of the filtering box 3 through the rotating device, the rotating device is used for rotating the filtering barrel 5, a cavity is arranged in the filtering barrel 5, a plurality of groups of filtering holes communicated with the cavity are formed in the filtering barrel 5, the lower end of the liquid inlet pipe 6 is communicated with the cavity of the filtering barrel 5, a valve is arranged on the liquid inlet pipe 6, and the liquid inlet pipe 6 is rotatably arranged at the upper part of the filtering box 3;

as shown in fig. 1 and 2, the rotating device comprises a drain pipe 7, a collecting box 8, a first cone pulley 9, a second cone pulley 10, a driving shaft 11, a fixed plate 12, a servo motor 13 and a supporting block 14, wherein the upper part of the drain pipe 7 is fixedly connected with the filter vat 5, the upper end of the drain pipe 7 is communicated with the lower part of a cavity of the filter vat 5, a bearing is arranged on the drain pipe 7, the drain pipe 7 is rotatably arranged on the filter box 3 through the bearing, the drain pipe 7 is coaxial with the liquid inlet pipe 6, a valve is arranged on the drain pipe 7, the collecting box 8 is fixedly arranged on the bottom plate 1, the collecting box 8 is positioned at the lower side of the drain pipe 7, the first cone pulley 9 is fixedly sleeved on the lower part of the drain pipe 7, the first cone pulley 9 is meshed with the second cone pulley 10, the second cone pulley 10 is fixedly arranged on the driving shaft 11, the driving shaft 11 is rotatably arranged on the fixed plate 12, the right end of the driving shaft 11 is connected with the output end of the servo motor 13, the servo motor 13 and the fixed plate 12 are fixedly arranged on the supporting block 14, and the supporting block 14 is fixedly arranged on the bottom plate 1;

as shown in fig. 3 and 1, the connection mode between the drain pipe 7 and the liquid inlet pipe 6 and the filter vat 5 is eccentric connection, the lower end of the cavity of the filter vat 5 is an inclined plane, the filter plate 15 is fixedly installed at the lower part of the cavity of the filter box 3, a plurality of groups of filter holes 16 are arranged on the filter plate 15, the drain pipe 7 is rotatably installed on the filter plate 15, a drain outlet communicated with the cavity is arranged on the filter box 3, and the sealing cover 17 is installed at the outer side of the drain outlet through bolts 18.

When the polyurethane waterproof paint filter is used, firstly, a valve on a liquid inlet pipe 6 is opened, polyurethane waterproof paint is added into a cavity of a filter tank 5 through the liquid inlet pipe 6, then the valve on the liquid inlet pipe 6 is closed, then a servo motor 13 is opened, the servo motor 13 drives a second cone wheel 10 to rotate through a driving shaft 11, the second cone wheel 10 drives a drain pipe 7 to rotate through a first cone wheel 9, the drain pipe 7 drives the filter tank 5 to rotate, the filter tank 5 enables the polyurethane waterproof paint in the cavity of the filter tank 5 to be discharged into the cavity of the filter tank 3 through a plurality of groups of filter holes on the filter tank 5 under the action of centrifugal force in the rotating process, the polyurethane waterproof paint falls onto a filter plate 15 after being filtered through a plurality of groups of filter holes 16 on the filter plate 15, then the valve on the drain pipe 4 is opened, and the polyurethane waterproof paint filtered at the lower part of the cavity of the filter tank 3 is discharged through the drain pipe 4 and then is collected; the polyurethane waterproof paint in the filter vat 5 is discharged and filtered through the multiple groups of filter holes on the filter vat 5 under the action of centrifugal force through the rotation of the filter vat 5, so that the filtering efficiency is improved, the drain pipe 7 is eccentrically connected with the filter vat 5, the centrifugal force to which the polyurethane waterproof paint in the filter vat 5 is subjected is further improved, the polyurethane waterproof paint is filtered through the multiple groups of filter plates 15 and the two-stage filtering mode of the filter vat 5, and the filter vat is good in filtering effect and suitable for mass production.

When solid impurities filtered out of the filter tank 3 are cleaned, the polyurethane waterproof coating is completely filtered in the filter tank 5, a little clear water is added into a cavity of the filter tank 5 through the liquid inlet pipe 6, a valve on the drain pipe 7 is opened, the solid impurities in the cavity of the filter tank 5 and the clear water are discharged into the collecting box 8 together through the drain pipe 7 to be collected, the sealing cover 17 is opened, and the solid impurities filtered out of the filter plate 15 are discharged through a drain outlet on the filter tank 3 to be collected; the cleaning of solid impurities is facilitated, and convenience is improved.

Examples

On the basis of the embodiment 1, the driving device adopts a chain, two groups of chain wheels and a driving motor, wherein one group of chain wheels are fixedly sleeved on the sewage pipe 7, the two groups of chain wheels are connected through the chain in a transmission way, the input end of one group of chain wheels is connected with the output end of the driving motor, the driving motor is used for rotating the chain wheels, and the driving motor is fixedly arranged on the bottom plate 1; when the sewage drain pipe 7 rotates, the driving motor is turned on, the driving motor drives one group of chain wheels to rotate, then the group of chain wheels drive the other group of chain wheels to rotate through the chain, and then the sewage drain pipe 7 rotates.

The filter vat 5, the blow-off pipe 7, the first cone pulley 9, the servo motor 13 and the filter plate 15 of the polyurethane waterproof coating multistage filtering mechanism are all purchased in the market, and the polyurethane waterproof coating multistage filtering mechanism is installed and operated by a person skilled in the art according to the attached use instruction without creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (5)

1. The utility model provides a polyurethane waterproof coating multistage filtration mechanism, including bottom plate (1), support (2), rose box (3) and fluid-discharge tube (4), rose box (3) are provided with the cavity through support (2) fixed mounting in bottom plate (1) upper end in rose box (3), and fluid-discharge tube (4) are installed in the lower part of rose box (3), and the upper end of fluid-discharge tube (4) communicates with the cavity of rose box (3), is provided with the valve on fluid-discharge tube (4); the filter is characterized by further comprising a filter barrel (5), a liquid inlet pipe (6) and a rotating device, wherein the filter barrel (5) is arranged in a cavity of the filter box (3) through the rotating device, the rotating device is used for rotating the filter barrel (5), a cavity is formed in the filter barrel (5), a plurality of groups of filter holes communicated with the cavity are formed in the filter barrel (5), the lower end of the liquid inlet pipe (6) is communicated with the cavity of the filter barrel (5), a valve is arranged on the liquid inlet pipe (6), and the liquid inlet pipe (6) is rotatably arranged on the upper part of the filter box (3); the rotary device comprises a drain pipe (7), a collecting box (8) and a driving device, wherein the upper part of the drain pipe (7) is fixedly connected with the filter vat (5), the upper end of the drain pipe (7) is communicated with the lower part of a cavity of the filter vat (5), a bearing is arranged on the drain pipe (7), the drain pipe (7) is rotatably arranged on the filter vat (3) through the bearing, the drain pipe (7) is coaxial with the liquid inlet pipe (6), a valve is arranged on the drain pipe (7), the driving device is arranged on the bottom plate (1) and the drain pipe (7), the driving device is used for driving the rotation of the drain pipe (7), the collecting box (8) is fixedly arranged on the bottom plate (1), and the collecting box (8) is positioned at the lower side of the drain pipe (7); the sewage discharge pipe (7) and the liquid inlet pipe (6) are connected with the filter vat (5) in an eccentric mode.

2. The polyurethane waterproof coating multistage filtering mechanism according to claim 1, wherein the driving device comprises a first cone pulley (9), a second cone pulley (10), a driving shaft (11), a fixing plate (12), a servo motor (13) and a supporting block (14), the first cone pulley (9) is fixedly sleeved on the lower portion of the sewage pipe (7), the first cone pulley (9) is meshed with the second cone pulley (10), the second cone pulley (10) is fixedly arranged on the driving shaft (11), the driving shaft (11) is rotatably arranged on the fixing plate (12), the right end of the driving shaft (11) is connected with the output end of the servo motor (13), the servo motor (13) and the fixing plate (12) are fixedly arranged on the supporting block (14), and the supporting block (14) is fixedly arranged on the bottom plate (1).

3. A multi-stage filtration mechanism for polyurethane water-proof paint as claimed in claim 1, wherein the lower end of the cavity of the filter vat (5) is an inclined plane.

4. A multi-stage filtering mechanism for polyurethane waterproof paint as claimed in claim 1, further comprising a filter plate (15), wherein the filter plate (15) is fixedly arranged at the lower part of the chamber of the filter box (3), a plurality of groups of filtering holes (16) are formed in the filter plate (15), and the blow-down pipe (7) is rotatably arranged on the filter plate (15).

5. A multistage filtering mechanism for polyurethane waterproof paint as claimed in claim 1, further comprising a sealing cover (17) and a bolt (18), wherein the filtering box (3) is provided with a drain communicated with the cavity, and the sealing cover (17) is arranged on the outer side of the drain through the bolt (18).