CN114259779B

CN114259779B - Multistage air-compression type raw lacquer filter

Info

Publication number: CN114259779B
Application number: CN202111644397.4A
Authority: CN
Inventors: 郑鑫
Original assignee: Minjiang University
Current assignee: Minjiang University
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2023-05-02
Anticipated expiration: 2041-12-30
Also published as: CN114259779A

Abstract

The invention relates to the technical field of raw lacquer filtration, in particular to a multistage air-pressure raw lacquer filter, which comprises a main body, wherein a vertical cylindrical cavity is formed in the main body, an opening is formed in the upper side of the main body, a main body cover is arranged at the opening, a first cylinder which is coaxial is arranged in the main body, the lower end of the first cylinder is connected with the output end of a rotary driving device, the bottom of the center of the main body cover is provided with a second cylinder which is rotationally connected and is in plug-in fit with the first cylinder, the upper end and the lower end of the second cylinder are respectively provided with a check valve which passes upwards, and a plurality of layers of filter screens and the like are arranged in the second cylinder; the raw lacquer is stirred, impurities are more uniformly dispersed in the solution, the raw lacquer is sucked from the lower one-way valve and then discharged from the upper one-way valve in the using process, the raw lacquer is filtered through the filter screen, the functions of filtering, stirring, cleaning the inner wall of the main body and the like are combined together through a simple structural design, the structure is more compact, and the use of a small workshop and a manual artist is facilitated.

Description

Multistage air-compression type raw lacquer filter

Technical Field

The invention relates to the technical field of raw lacquer filtration, in particular to a multistage air-compression raw lacquer filter.

Background

Raw lacquer, commonly called "earth lacquer", also called "national lacquer" or "lacquer", is a milky pure natural liquid coating which is picked from lacquer tree, and after contacting with air, it is gradually changed into brown colour, and its economic value is very high, and it has the characteristics of corrosion resistance, wear resistance, acid resistance, solvent resistance, heat resistance, good water-proof and insulating properties and rich gloss, etc. it is a high-quality coating for military industry, industrial equipment, agricultural machinery, basic construction, handicraft article and high-end furniture, etc..

The existing raw lacquer can be used after being cut from the tree, and can be used after being filtered, if the use is affected by not being filtered, the color mixing is also needed after being filtered, but the amount of the raw lacquer is not large, most of the raw lacquer is used by smaller enterprises or personal artists, and the raw lacquer is not suitable for being provided with large-scale automation equipment, so that the multifunctional filtering equipment with automation capability and low manufacturing cost is needed.

Disclosure of Invention

In order to solve the defects in the prior art, the invention provides a multistage air-pressure type raw lacquer filter instrument.

The technical scheme of the invention is as follows: the device comprises a main body, wherein a vertical cylindrical cavity is formed in the main body, an opening is formed in the upper side of the main body, a main body cover is arranged at the opening, a first cylinder which is coaxial is arranged in the main body, the lower end of the first cylinder is connected with the output end of a rotary driving device, a second cylinder which is rotationally connected and is in plug-in fit with the first cylinder is arranged at the bottom of the center of the main body cover, check valves which pass upwards are arranged at the upper end and the lower end of the second cylinder, and a plurality of layers of filter screens are arranged in the second cylinder; the outside of the first cylinder is connected with a plurality of horizontal third cylinders, round holes are formed in positions, corresponding to the third cylinders, of the first cylinder and the second cylinder, the third cylinder is fixedly connected with the round holes of the first cylinder, a piston is arranged in the third cylinder, and the piston is fixedly connected with the outer end of the third cylinder through a spring.

Further, the outer end department of third drum set up the vertical axis, the vertical axis rotates through rotating the outer end of installation component and third drum and is connected, installs the gear on the vertical axis, corresponds the high circumference of gear on the inside lateral wall of main part and evenly installs a plurality of sections and can with gear matched with rack, fixed mounting has the reel on the vertical axis, the one end of reel fixed connection connecting wire, the other end of connecting wire stretches into in the corresponding third drum and connects the piston.

Further, the side circumference of connecting axle distribute and have a plurality of vertical doctor-bars, when the connecting axle is rotatory, the doctor-bar can scrape the impurity of adsorbing on the lateral wall along with the rotation of vertical axis and can stir the inside raw lacquer of main part 1 simultaneously.

Further, the third cylinder divide into upper and lower two sets of, every group all uses first cylinder as central circumference evenly distributed, and upper and lower two sets of third cylinder one-to-one, rotate the installation component and include L type pole, L type pole is located the side that the third cylinder is close to the one end of main part, and the L type pole on two upper and lower corresponding third cylinders is installed along the central line symmetry that forms between two upper and lower corresponding third cylinders, vertical axis and the free end part rotation of L type pole that corresponds are connected.

Further, the side walls of the positions, matched with the first cylinder, of the upper end and the lower end of the second cylinder are provided with first sealing rings.

Further, the rotary driving device comprises a motor arranged at the bottom of the main body, and the lower side of the first cylinder is fixedly connected with an output shaft of the motor through a plurality of first connecting rods.

Further, the second cylinder is formed by a plurality of sections, the sections are in detachable sealing threaded connection, the middle of the bottom of the main body cover is connected with the connecting shaft in a rotating mode, and the upper end of the second cylinder is fixedly connected with the lower end of the connecting shaft through a plurality of second connecting rods.

The lower side of the second cylinder is further provided with a plurality of positioning blocks, the lower side of the first cylinder is provided with a plurality of positioning grooves matched with the positioning blocks in the direction, and when the second cylinder is inserted into the first cylinder, the positioning blocks are matched with the positioning grooves for positioning, so that the first cylinder can be driven to synchronously rotate when rotating.

The lower side of the main body is further connected with a plurality of supporting legs and a discharge pipe, and the outlet of the discharge pipe is provided with a valve which can be opened and closed.

Further, a second sealing ring made of rubber is arranged at the lower edge of the main body cover, and a pull ring is arranged at the upper end of the main body cover.

The beneficial effects achieved by the invention are as follows:

according to the invention, raw lacquer is poured into the main body, the first cylinder is driven to rotate by the rotary driving device to drive the third cylinder and the second cylinder to rotate, so that raw lacquer is stirred, impurities are more uniformly dispersed in a solution, the device can realize the continuous change of the position of the piston in the third cylinder in the use process, thus the continuous change of the pressure in the second cylinder is realized, the process that raw lacquer is sucked from the lower one-way valve and then discharged from the upper one-way valve is realized, the raw lacquer is filtered by the filter screen, paint-mixed pigment can be added into the main body, the filtered raw lacquer is sprayed from the upper end of the second cylinder, the sprayed raw lacquer continuously falls back again to participate in the cyclic filtration, and meanwhile, the more efficient stirring is realized, the functions of filtering, stirring, cleaning the inner wall of the main body and the like are combined together by a simple structural design, and the structure is more compact, and the use of a small workshop and a artist is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is a schematic top view of the internal structure of the present invention; FIG. 3 is an enlarged view of section I of FIG. 1; FIG. 4 is an enlarged view of section II of FIG. 1; fig. 5 is an enlarged view of the portion iii of fig. 2.

Detailed Description

In order to facilitate understanding of the invention by those skilled in the art, a specific embodiment of the invention is described below with reference to the accompanying drawings.

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-5, the invention provides a multistage air-compression type raw lacquer filter, which comprises a main body 1, wherein the whole of the main body 1 is cylindrical, a cylindrical cavity is formed in the main body 1, the whole of the main body 1 is made in an integrated forming manner, the upper end of the main body 1 is provided with an opening, raw lacquer before filtration can be poured into the device through the opening for filtration when the device is used, the preferred opening of the embodiment is circular, and the center of the circular is aligned with the central axis of the main body 1.

The upper end of main part 1 is equipped with main part lid 5, and the shape of main part lid 5 is unanimous with the opening shape of main part 1, and this embodiment main part lid 5 is circular, and the central line of circular shape main part lid 5 and the central axis of main part 1 are on same straight line, cover the opening of main part 1 at this device in-process that uses, can prevent this device at the in-process inside filterable raw lacquer splash of operation. The lower edge department of main part lid 5 is equipped with the second sealing washer 26 of rubber material, the stability when main part lid 5 covers the opening can be guaranteed to the second sealing washer 26 simultaneously can guarantee that main part lid 5 keeps sealing state when covering main part 1, avoid this device to make main part lid 5 rock at slight rocking that filterable in-process produced, can also prevent the raw lacquer of inside when this device operates from the gap seepage between main part lid 5 and main part 1, the upper end of main part lid is equipped with pull ring 27, set up pull ring 27 and make main part lid 5 open more conveniently, need open main part lid 5 can upwards lift the main part lid through upwards lifting the pull ring when opening.

The bottom central point of main part 1 puts and is equipped with motor 2, and the output shaft of motor 2 vertically upwards stretches into inside main part 1 and the central axis of the output shaft of motor 2 and the central axis coincidence of main part 1, and motor 2 is this device wholly provides power.

The upper end of motor 2 installs vertical first drum 3, the central axis of first drum 3 keeps installing on same straight line with the central axis of the output shaft of motor 2, the output shaft fixed connection of first drum 3 downside through a plurality of head rods 4 and motor 2, the connected mode can make the welding, also can be other detachable connection, a plurality of head rods 4 are evenly distributed around the central axis of motor 2, the installation can make motor 2 drive the rotatory focus of first drum 3 and the rotatory focus of motor 2 keep unanimous like this, thereby avoid motor 2 to drive the focus to change and produce centrifugal force when first drum 3 rotates and lead to this device whole shake, the stability of this device in the operation in-process has been guaranteed.

The main part lid 5 center bottom is equipped with second drum 6, and second drum 6 can be a plurality of sections detachable sealed tube threaded connection, and detachable sealed tube threaded connection is convenient for wash the inside second drum, and second drum 6 rotates connecting axle 30 in the middle of the main part lid 5 bottom, and second drum 6 upper end passes through a plurality of second connecting rods 28 and connecting axle 30 lower extreme fixed connection, and when main part lid 5 lid was on main part 1, the central axis of second drum 6 was on same straight line with the central axis of first drum 3, and second drum 6 inserts in the first drum 3.

The first sealing ring 7 is arranged on the side wall of the position, matched with the first cylinder 3, of the upper end and the lower end of the second cylinder 6, the first sealing ring 7 can be arranged on the inner side wall of the first cylinder 3 and also can be arranged on the outer side wall of the second cylinder 6, the first sealing ring 7 can prevent unfiltered raw lacquer and impurities from flowing into gaps between the first cylinder 3 and the second cylinder 6, and then the gaps connected with the second cylinders 6 connected with the first sealing ring from flowing into the second cylinder 6, and meanwhile, the impurities in the second cylinder 6 are prevented from flowing out of the gaps along with the raw lacquer.

The check valves are arranged at the upper end and the lower end of the second cylinder 6, the lower end of the second cylinder 6 is provided with the first check valve 8, raw lacquer can enter the second cylinder 6 through the lower end of the second cylinder 6 by the first check valve 8, the upper end of the second cylinder 6 is provided with the second check valve 9, and the raw lacquer in the second cylinder 6 can flow upwards by the second check valve 9 and cannot flow in from the upper side of the second cylinder 6 by the raw lacquer in the main body 1.

The lower side of the second cylinder 6 is provided with a plurality of positioning blocks 10, the lower side of the first cylinder is provided with a plurality of positioning grooves 11 which are matched with the positioning blocks 10 in a direction, and when the second cylinder 6 is inserted into the first cylinder 3, the positioning blocks 10 are matched with the positioning grooves 11 for positioning, so that the second cylinder 6 can be driven to synchronously rotate when the first cylinder 3 rotates.

A multi-layer filter screen 12 is installed in the second cylinder 6 between the first check valve 8 and the second check valve 9, the filter screen 12 filters raw lacquer flowing into the second cylinder 6 from the main body 1, and impurities remain in the second cylinder 6, and impurities cannot flow out from the lower sides of the several connected second cylinders 6 due to the relationship of the first check valves 8 provided, and remain in the second cylinder 6.

The outside of first drum 3 is connected with a plurality of horizontal third drums 13, a plurality of horizontal third drums 13 divide into upper and lower two sets, every group all uses first drum 3 as central circumference evenly distributed, and the third drum 13 one-to-one of upper and lower two sets, the central axis of two corresponding third drums 13 is on same vertical plane, the round hole has all been seted up to the position that first drum 3 and second drum 6 correspond third drum 13, the round hole fixed connection of third drum 13 and first drum 3 drives third drum 13 rotation when first drum 3 rotates, the raw lacquer of the inside continuous stirring main part of third drum 13 rotation. The third cylinders 13 are provided with L-shaped rods 15, the L-shaped rods 15 are positioned on the side surface of one end, close to the main body 1, of each third cylinder 13, the L-shaped rods 15 on the corresponding upper and lower third cylinders 13 are symmetrically arranged along a central line formed between the corresponding upper and lower third cylinders 13, one end, close to the side wall of the main body 1, of each corresponding upper and lower third cylinder 13 is provided with a vertical shaft 14, and the vertical shafts 14 are in rotary connection with the extending parts of the corresponding L-shaped rods 15. The gear 16 is sleeved at the upper end and the lower end of each vertical shaft 14, the gear 16 is fixedly connected with the vertical shafts 14, a plurality of sections of racks 17 matched with the gear 16 are uniformly arranged on the inner side wall of the main body 1 in the height circumferential direction of the corresponding gear, as shown in figures 1-2, a certain distance is reserved between each section of racks, when the first cylinder 3 rotates, the third cylinder 13 is driven to rotate around the first cylinder 3, the connecting shaft 14 is driven to rotate around the first cylinder 3 in the process of the rotation of the third cylinder 13, and when the gear on the connecting shaft 14 contacts the corresponding racks 17 in the process of the rotation of the third cylinder 13, the gear is meshed with the corresponding racks 17 and rotates around the central axis along with the rotation of the third cylinder 13 and the meshing of the corresponding racks 17.

The side circumference of connecting axle 14 distributes and has a plurality of vertical doctor-bars 18, and when connecting axle 14 rotated, doctor-bars 18 can scrape the impurity that adsorbs on the lateral wall along with the rotation of vertical axis and can stir the raw lacquer of main part 1 inside simultaneously.

The inside spring 20 that is equipped with of third drum 13, one end of spring 20 is connected with the one end that is close to main part 1 lateral wall inside with third drum 13, the other end of spring 20 is connected with the piston 19 that is equipped with inside the third drum 13, still fixed cover has wire wheel 21 on the connecting axle 14, be equipped with connecting wire 25 on the wire wheel 21, connecting wire 25 one end is connected with the wire wheel, the other end horizontal stretching into inside the third drum 13 is connected with corresponding piston 19, when gear 16 and rack 17 meshing, gear 16 takes place the rotation, gear 16 rotates and drives vertical axis 14 around self central axis rotation, wire wheel 21 rotates along with vertical axis 14 and drives the inside connecting wire 25 rolling of third drum 13, connecting wire 25 rolling drives piston 19 and moves towards corresponding vertical axis 14 direction in third drum 13, when gear 16 breaks away from rack 17 cooperation, because of inside spring 20's relation, make piston 19 move towards first drum 3 direction.

Because the space inside the third cylinder 13 is connected with the space inside the second cylinder 6, when the piston 19 moves in the third cylinder 13, the pressure inside the second cylinder 6 changes, when the connecting wire 25 contracts to drive the piston 19 to move in the third cylinder 13 towards the corresponding connecting shaft 14, the pressure difference inside the second cylinder 6 is small, at this time, raw lacquer positioned outside the first cylinder 3 is sucked into the second cylinder 6 through the first one-way valve 8 positioned below the second cylinder 6, when the gear 16 is separated from the rack 17, due to the relation of the spring 20 installed inside, when the piston 19 is rebounded to move towards the first cylinder 3, the pressure inside the second cylinder 6 becomes large, at this time, raw lacquer positioned inside the first cylinder 3 flows out through the second one-way valve 9 positioned inside the second cylinder 6 positioned at the uppermost side after being filtered by the filter screen 12, and impurities are left inside the second cylinder 6 through the filter screen.

The downside of main part 1 is connected with a plurality of supporting legs 22 and discharge pipe 23, and supporting legs 22 make this device bottom keep certain distance with ground, and the discharge pipe 23 of being convenient for installs, and the export of discharge pipe 23 goes out to be equipped with can open the valve 24 of closing, and discharge pipe 23 installs in the bottom and is convenient for filter the raw lacquer outflow after accomplishing.

In summary, before using the device, the raw lacquer which is not filtered is poured into the device, the second cylinder 6 is inserted into the first cylinder 3 to be connected in a matched manner by covering the main body cover 5, the motor 2 is started, the output shaft of the motor 2 drives the first cylinder 3 to rotate, the first cylinder 3 rotates to drive the third cylinder 13 and the second cylinder 6 to rotate, the vertical shaft 14 arranged at one end of the third cylinder 13 is driven to rotate around the first cylinder 3 in the rotating process of the third cylinder 13, the gear 16 is arranged on the vertical shaft 14, a plurality of racks 17 matched with the gear 16 are arranged on the inner side wall of the main body 1, when the gear 16 on the vertical shaft 14 is meshed with the racks 17 to rotate, the wire wheel 29 on the vertical shaft 14 rotates to drive the connecting wire 25 to be arranged, the connecting wire 25 drives the piston 19 to move towards the corresponding vertical shaft 14, when the gear 16 on the vertical shaft 14 is disengaged from the rack 17, because of the connection of the internal piston 19 with the spring 20, the piston 19 rebounds toward the direction of the first cylinder 3, the pressure inside the second cylinder 6 is continuously changed during the reciprocating movement of the piston 19, due to the connection of the installed one-way valve, raw lacquer continuously enters from the lower side of the second cylinder 6 and is sprayed out from the upper side of the second cylinder 6, the filter screen 12 inside the second cylinder 6 filters raw lacquer when the raw lacquer passes, impurities in the raw lacquer are left in the second cylinder by the filter screen 12, after a period of filtering, the filtered raw lacquer inside is discharged through the discharge pipe 23 at the lower side of the main body 1, after the raw lacquer is discharged, the second cylinder 6 is lifted up by lifting the main body cover 5, a plurality of sequentially connected second cylinders 6 are disassembled, and the impurities filtered inside the second cylinder 6 are cleaned.

The embodiments of the present invention described above do not limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention as set forth in the appended claims.

Claims

1. The utility model provides a multistage air pressure formula raw lacquer filter, includes the main part, and the inside vertical cylindrical cavity that is of main part, the upside of main part are equipped with the opening, and the opening part is equipped with the main part lid, its characterized in that: the coaxial first cylinder is arranged in the main body, the lower end of the first cylinder is connected with the output end of the rotary driving device, the bottom of the center of the main body cover is provided with a second cylinder which is rotationally connected and is in plug-in fit with the first cylinder, the upper end and the lower end of the second cylinder are respectively provided with a check valve which passes upwards, and a plurality of layers of filter screens are arranged in the second cylinder; the outer side of the first cylinder is connected with a plurality of horizontal third cylinders, round holes are formed in positions, corresponding to the third cylinders, of the first cylinder and the second cylinder, the third cylinder is fixedly connected with the round holes of the first cylinder, a piston is arranged in the third cylinder, and the piston is fixedly connected with the outer end of the third cylinder through a spring;

the outer end of the third cylinder is provided with a vertical shaft, the vertical shaft is rotationally connected with the outer end of the third cylinder through a rotation installation component, gears are installed on the vertical shaft, a plurality of sections of racks which can be matched with the gears are uniformly installed on the inner side wall of the main body in the height circumferential direction of the corresponding gears, a wire wheel is fixedly installed on the vertical shaft, one end of a connecting wire is fixedly connected with the wire wheel, and the other end of the connecting wire extends into the corresponding third cylinder and is connected with a piston;

the second cylinder is composed of a plurality of sections, the sections are detachably connected through sealing threads, the middle of the bottom of the main body cover is connected with the connecting shaft in a rotating mode, and the upper end of the second cylinder is fixedly connected with the lower end of the connecting shaft through a plurality of second connecting rods.

2. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: the side circumference of connecting axle distribute and have a plurality of vertical doctor-bars, when the connecting axle is rotatory, the doctor-bar can scrape the impurity of adsorbing on the lateral wall along with the rotation of vertical axle and can stir the inside raw lacquer of main part simultaneously.

3. A multi-stage air-compression type raw lacquer filter as claimed in claim 2, characterized in that: the third cylinders are divided into an upper group and a lower group, each group is uniformly distributed circumferentially by taking the first cylinder as a center, the third cylinders of the upper group and the lower group are in one-to-one correspondence, the rotation installation assembly comprises L-shaped rods, the L-shaped rods are located on the side face of one end, close to the main body, of each third cylinder, the L-shaped rods on the corresponding upper and lower third cylinders are symmetrically installed along a central line formed between the two corresponding upper and lower third cylinders, and a vertical shaft is in rotary connection with the free end part of the corresponding L-shaped rod.

4. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: and the side wall of the position, where the upper end and the lower end of the second cylinder are matched with the first cylinder, is provided with a first sealing ring.

5. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: the rotary driving device comprises a motor arranged at the bottom of the main body, and the lower side of the first cylinder is fixedly connected with an output shaft of the motor through a plurality of first connecting rods.

6. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: the lower side of the second cylinder is provided with a plurality of positioning blocks, the lower side of the first cylinder is provided with a plurality of positioning grooves matched with the positioning blocks in the direction, and when the second cylinder is inserted into the first cylinder, the positioning blocks are matched with the positioning grooves for positioning, so that the first cylinder can be driven to synchronously rotate when rotating.

7. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: the lower side of the main body is connected with a plurality of supporting legs and a discharge pipe, and the outlet of the discharge pipe is provided with a valve which can be opened and closed.

8. A multi-stage air-compression raw lacquer filter as claimed in claim 1, characterized in that: the lower edge of the main body cover is provided with a second sealing ring made of rubber, and the upper end of the main body cover is provided with a pull ring.