CN220026244U - Filter equipment is used in production of passivating agent - Google Patents

Abstract

The utility model provides a filtering device for producing a passivating agent, which comprises a filtering box, wherein the filtering box is of a hollow cavity structure, an input piece and an output piece for bearing the input and output of the passivating agent are respectively arranged on the filtering box, and a first filtering piece, a second filtering piece, a third filtering piece and a plurality of stirring pieces are arranged in the inner cavity of the filtering box at intervals corresponding to the inflow direction of the input piece; stirring pieces are arranged between the first filtering piece, the second filtering piece and the third filtering piece; the first filter piece is obliquely arranged inside the filter box, and the second filter piece is parallel to the first filter piece. The filter screen plate solves the problems that the conventional filter device is usually filtered by adopting a filter screen plate with a small single filter hole, impurities are easy to stay at the bottom of the filter device, the filter screen plate is very easy to block, the frequency of cleaning the filter screen plate is too high, the period of cleaning and replacing is short, the maintenance cost is high, the production efficiency is also reduced, and the like.

Description

Filter equipment is used in production of passivating agent

Technical Field

The utility model relates to the technical field of passivating agent production, in particular to a filtering device for passivating agent production.

Background

The metal passivating agent is an agent for inhibiting oxidation of metal to oil products. Along with the development of modern materials, people continuously deepen understanding of the properties of metal materials, the synthesis process is continuously improved, the performance requirement is continuously improved, the synthesis of metal passivating agents is greatly developed, passivation components are developed from antimony base, bismuth base and tin base to nontoxic boron base, the preparation process is developed from a multi-step method with high temperature and long time to a one-step method with short time and low temperature, and the functions are also increased along with the continuous increase of heavy metal types. When the metal passivating agent is used, the metal passivating agent enters the reactor along with raw oil, and then is mixed with a catalyst which is added in the reactor in advance, and acts with harmful metal on the surface of the catalyst, so that the pollution of the harmful metal to the catalyst can be slowed down and inhibited.

The production of high-quality metal passivating agent can meet the market demand, and in the production process of the metal passivating agent, a filtering process is provided for filtering particle impurities generated in the production process of the metal passivating agent, and a filtering device is needed in the filtering operation. In order to improve production efficiency, the passivating agent is mostly conveyed through a pressurized pipeline in the production and transportation process, and the existing filtering device is usually filtered by adopting a filtering screen plate with a small single filtering hole, so that impurities are easy to stay at the bottom of the filtering device, and are easy to block on the filtering screen plate, so that the frequency of cleaning the filtering screen plate is too high, the period of cleaning and replacing the filtering screen plate is short, the maintenance cost is high, and the production efficiency is reduced due to frequent maintenance.

Disclosure of Invention

The utility model aims to provide a filtering device for producing a passivating agent, which solves the problems that the conventional filtering device usually adopts a single filtering hole with a smaller filtering screen plate for filtering, impurities are easy to stay at the bottom of the filtering device, and are easy to block on the filtering screen plate, so that the frequency of cleaning the filtering screen plate is too high, the period of cleaning and replacing the filtering screen plate is short, the maintenance cost is high, the production efficiency is reduced and the like due to frequent maintenance.

The embodiment of the utility model is realized by the following technical scheme: the filtering device for the production of the passivating agent comprises a filtering box, wherein the filtering box is of a hollow cavity structure, an input piece and an output piece for bearing the input and output of the passivating agent are respectively arranged on the filtering box, and a first filtering piece, a second filtering piece, a third filtering piece and a plurality of stirring pieces are arranged in the inner cavity of the filtering box at intervals corresponding to the inflow direction of the input piece;

the mesh aperture of the first filter piece is larger than the mesh aperture of the second filter piece, and the mesh aperture of the second filter piece is larger than the mesh aperture of the third filter piece;

the stirring pieces are arranged between the first filtering piece, the second filtering piece and the third filtering piece.

Further, the first filter element is obliquely arranged inside the filter box, and the second filter element is parallel to the first filter element.

Further, the first filtering piece comprises a support plate, a T-shaped connector and a rough filtering net bag, a plurality of slotted holes are formed in the support plate in a penetrating mode, and the rough filtering net bag is detachably arranged at one end, far away from the input piece, of each slotted hole;

a plurality of inverted T-shaped grooves are formed in the first support plate and are communicated with the slotted holes;

the T-shaped connector head is embedded with the inverted T-shaped groove, the lower end of the T-shaped connector is sleeved with the rough filtering net bag, a through hole is formed in the T-shaped connector in a penetrating mode, and the through hole is communicated with the groove hole and the inner cavity of the rough filtering net bag respectively.

Further, the second filter element comprises a support plate, a T-shaped connector and a fine filter net bag, the lower end of the T-shaped connector is sleeved with the fine filter net bag, and through holes below the T-shaped connector are respectively communicated with a slotted hole on the support plate and an inner cavity of the fine filter net bag.

Further, the third filter element comprises a mounting frame and a fine screen, wherein the fine screen is arranged in the inner cavity of the mounting frame.

Furthermore, the input piece and the output piece are flange joints, and the input piece is arranged at one end of the filter box;

a stepped hole is formed in a bottom plate of one end, far away from the input piece, of the filter box, and the mounting frame is fixedly arranged in the stepped hole;

the stepped hole is communicated with the output piece, and the output piece is fixedly arranged outside the filter box.

Further, the stirring piece comprises a rotating shaft and a plurality of blades, the rotating shaft is horizontally rotated and arranged on the filter box, the rotating shaft is parallel to the support plate, the blades are circumferentially arranged on the rotating shaft, a low-speed motor is arranged on the outer wall of the filter box, and one end of the rotating shaft extends out of the filter box and is in transmission connection with the low-speed motor.

Further, grooves are obliquely formed in symmetrical side walls of the inner cavity of the filter box, the left end and the right end of the support plate are arranged in the grooves, and the upper end and the lower end of the support plate are respectively abutted to the top plate and the bottom plate of the filter box.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

1. the passivating agent enters the filter box through the input piece, sequentially passes through the first filter piece, the second filter piece and the third filter piece, is successively filtered in a layered mode, meanwhile, the sieve pore diameter of the first filter piece is larger than that of the second filter piece, the sieve pore diameter of the second filter piece is larger than that of the third filter piece, triple filtration is carried out, impurities with different sizes are filtered respectively, the phenomenon that a single-layer filter piece is easy to block and fill up can be avoided, multiple filtration is adopted, the period of cleaning and replacement is longer, maintenance cost is reduced, and production efficiency is improved.

2. The low-speed motor drives the corresponding rotating shaft and the corresponding blades to uninterruptedly rotate, so that the passivating agent flowing through the position can be stirred, the passivating agent is caused to generate convection turbulence, impurities in the passivating agent are prevented from settling on the bottom plate of the filtering box, the impurities are uniformly mixed in the passivating agent medium flow, and the impurities reach the second filtering component and the third filtering component along with the passivating agent medium flow and are uniformly filtered. The stirring piece positioned above the third filtering piece can stir the passivating agent medium flow which needs to pass through the third filtering piece, so that intercepted impurities flow, the third filtering piece is prevented from being accumulated on a filter screen of the third filtering piece, the filtering pressure of the third filtering piece is reduced to a certain extent, the period of cleaning or replacement of the third filtering piece is longer, the maintenance cost is reduced, and the production efficiency is improved.

3. The first filtering piece and the second filtering piece are both obliquely arranged, so that the filtering area is larger, more passivating agents can be filtered simultaneously, meanwhile, the inclined surface of the first filtering piece can buffer the flowing passivating agents, and the filtering piece is prevented from being damaged by the passivating agents due to high-speed flowing.

4. The first filter piece and the second filter piece adopt coarse filter string bag and thin filter string bag to filter the passivator successively respectively, solve the filtration pressure of traditional single filter piece, the filter string bag compares in traditional plate filter screen simultaneously, and filtration area after its buckling is big, can filter more impurity simultaneously, can also collect impurity, be convenient for maintain and clearance, filtration efficiency is high, and it needs the period of wasing and changing longer, has reduced maintenance cost and has improved production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a filtering device for producing passivating agent;

FIG. 2 is a cross-sectional view of a filtering device for producing passivating agent provided by the utility model;

FIG. 3 is an enlarged schematic view of FIG. 2 at A

Fig. 4 is a schematic structural view of a stirring member in a filtering device for producing a passivating agent;

fig. 5 is a schematic structural view of a third filter element in the filtering device for producing a passivating agent according to the present utility model;

icon: 1. the filter box, 2, the input piece, 3, the output piece, 4, the first filter piece, 41, the coarse filtration string bag, 5, the second filter piece, 51, the fine filtration string bag, 6, the third filter piece, 61, the installing frame, 62, the fine screen cloth, 7, the stirring piece, 71, the pivot, 72, the blade, 8, the mounting plate, 81, the slotted hole, 82, the T-shaped groove of falling, 9, T-shaped connector, 91, the through-hole, 10, the low-speed motor, 11, the recess.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present embodiment provides a filtering device for producing a passivating agent, which includes a filtering box 1, wherein the filtering box 1 has a hollow cavity structure, an input member 2 and an output member 3 for carrying input and output of the passivating agent are respectively provided on the filtering box 1, and a first filtering member 4, a second filtering member 5, a third filtering member 6 and a plurality of stirring members 7 are provided in an inner cavity of the filtering box 1 at intervals corresponding to a direction in which the input member 2 flows;

as shown in fig. 1 and 2, in the specific implementation, the passivating agent enters the filter box 1 through the input piece 2, sequentially passes through the first filter piece 4, the second filter piece 5 and the third filter piece 6, and is sequentially filtered in a layered manner, meanwhile, the pore diameter of the first filter piece 4 is larger than that of the second filter piece 5, the pore diameter of the second filter piece 5 is larger than that of the third filter piece 6, and the triple filtration is carried out to respectively filter impurities with different sizes, so that the single-layer filter piece is prevented from being blocked and stuffed easily, multiple filtration is adopted, the cleaning and replacement period is longer, the maintenance cost is reduced, and the production efficiency is improved.

As shown in fig. 2 and 4, stirring members 7 are provided between the first filter member 4, the second filter member 5, and the third filter member 6. The stirring piece 7 comprises a rotating shaft 71 and a plurality of blades 72, the rotating shaft 71 is horizontally rotated and arranged on the filter box 1, the rotating shaft 71 is parallel to the support plate 8, the blades 72 are circumferentially arranged on the rotating shaft 71, the low-speed motor 10 is arranged on the outer wall of the filter box 1, and one end of the rotating shaft 71 extends out of the filter box 1 and is in transmission connection with the low-speed motor 10. In specific implementation, the low-speed motor 10 drives the corresponding rotating shaft 71 and the corresponding blades 72 to uninterruptedly rotate, so that the passivating agent flowing through the position can be stirred, the passivating agent is caused to generate convection turbulence, impurities in the passivating agent are prevented from settling on the bottom plate of the filter box 1, and meanwhile, the impurities are more uniformly mixed in the passivating agent medium flow, and reach the second filter assembly 5 and the third filter assembly 6 along with the passivating agent medium flow, so that the passivating agent is uniformly filtered.

The stirring piece 7 positioned above the third filtering piece 6 can stir the passivating agent medium flow passing through the third filtering piece 6, when part of impurities are intercepted by the third filtering piece 6, the stirring piece 7 positioned above the stirring piece is used for stirring, so that the intercepted impurities flow, the impurities are prevented from being accumulated on the filter screen of the third filtering piece 6, the filtering pressure of the third filtering piece 6 is reduced to a certain extent, the period of cleaning or replacement of the third filtering piece 6 is longer, the maintenance cost is reduced, and the production efficiency is improved.

As shown in fig. 2, the first filter element 4 is obliquely arranged inside the filter box 1, the second filter element 5 is parallel to the first filter element 4, and the first filter element 4 and the second filter element 5 are obliquely arranged, so that not only are the filtering areas larger, more passivating agent can be filtered simultaneously, but also the inclined surface can buffer the flowing passivating agent, and the passivating agent is prevented from being washed out by high-speed flowing.

As shown in fig. 2 and 3, the first filtering piece 4 comprises a support plate 8, a T-shaped connector 9 and a rough filtering net 41, a plurality of slots 81 are formed in the support plate 8 in a penetrating manner, and the rough filtering net 41 is detachably arranged at one end, far away from the input piece 2, of the slots 81;

in specific implementation, the first support plate 8 is provided with a plurality of inverted T-shaped grooves 82, and the inverted T-shaped grooves 82 are communicated with the slotted holes 81;

the head of the T-shaped connector 9 is embedded with the inverted T-shaped groove 82, the T-shaped connector 9 can be directly inserted or pulled out from the side face, the lower end of the T-shaped connector is sleeved with the rough filter net bag 41, the T-shaped connector 9 is provided with through holes 91 in a penetrating mode, the through holes 91 are respectively communicated with the slotted holes 81 and the inner cavity of the rough filter net bag 41, passivating agent enters from the input piece 2, passes through the support plates 8 on the first filter assembly 4 through the slotted holes 81, then enters into the rough filter net bag 41 from the through holes 91 on the T-shaped connector 9, and is filtered by the rough filter net bag 41.

After the passivating agent medium flows through the first filtering component 4, most impurities are filtered, and then the passivating agent medium passes through the second filtering component 5, wherein the second filtering component 5 comprises a support plate 8, a T-shaped connector 9 and a fine filter screen pocket 51, the lower end of the T-shaped connector is sleeved with the fine filter screen pocket 51, through holes 91 below the T-shaped connector are respectively communicated with slotted holes 81 on the support plate 8 and inner cavities of the fine filter screen pocket 51, and similarly, the fine filter screen pocket 51 further filters the passivating agent.

The first filter element 4 and the second filter element 5 respectively adopt the coarse filter net bag 41 and the fine filter net bag 51 to filter the passivating agent successively, so that the filtering pressure of the traditional single filter element is solved, meanwhile, compared with a traditional plate type filter screen, the filter net bag has large filtering area after bending, can filter more impurities simultaneously, can collect the impurities, is convenient to maintain and clean, has high filtering efficiency, has longer period for cleaning and replacement, reduces maintenance cost and improves production efficiency.

As shown in fig. 5, the third filter element 6 comprises a mounting frame 61 and a fine screen 62, the fine screen 62 is arranged in the inner cavity of the mounting frame 61, the pore diameter of the fine screen 62 is slightly smaller than that of the fine filter net bag 51, the size of the intercepted impurities is very small, and the impurities are not easy to be blocked on the fine screen 62 after being stirred by the stirring element 7. And the outer ring of the fine screen 62 is sleeved with a rubber sealing ring for preventing the passivating agent from leaking from the outside.

In fig. 1 and 2, the input member 2 and the output member 3 are flange joints, so as to be convenient for externally connecting a conveying pipeline, and the input member 2 is arranged at one end of the filter box 1;

a stepped hole is formed in a bottom plate of one end, far away from the input piece 2, of the filter box 1, and a mounting frame 61 is fixedly arranged in the stepped hole; in specific implementation, the stepped hole is narrow at the top and wide at the bottom, and after the mounting frame 61 is mounted into the stepped hole from bottom to top, the mounting frame is locked and fixed by the output piece 3, meanwhile, the stepped hole is communicated with the output piece 3, and the output piece 3 is fixedly arranged outside the filter box 1.

As shown in fig. 2, grooves 11 are obliquely arranged on symmetrical side walls of an inner cavity of the filter tank 1, the left end and the right end of the support plate 8 are arranged in the grooves 11, so that the filter tank is convenient to mount and dismount, and the upper end and the lower end of the support plate 8 are respectively abutted to a top plate and a bottom plate of the filter tank 1. In specific implementation, the outer ring of the support plate 8 is sleeved with a rubber ring for sealing a gap between the periphery of the support plate 8 and the filter box 1, so as to prevent the passivating agent from penetrating through the filter box without being filtered.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides a filter equipment is used in passivating agent production, includes rose box (1), rose box (1) are cavity structure, be provided with input piece (2) and output piece (3) that bear passivating agent input and output on rose box (1) respectively, its characterized in that: the inner cavity of the filter box (1) is provided with a first filter element (4), a second filter element (5), a third filter element (6) and a plurality of stirring elements (7) at intervals corresponding to the inflow direction of the input element (2);

the mesh aperture of the first filter element (4) is larger than the mesh aperture of the second filter element (5), and the mesh aperture of the second filter element (5) is larger than the mesh aperture of the third filter element (6);

the stirring pieces (7) are arranged between the first filtering piece (4), the second filtering piece (5) and the third filtering piece (6).

2. A passivating agent production filter device according to claim 1, characterized in that the first filter element (4) is arranged obliquely inside the filter box (1), and the second filter element (5) is parallel to the first filter element (4).

3. The filtering device for producing the passivating agent according to claim 2, characterized in that the first filtering piece (4) comprises a support plate (8), a T-shaped connector (9) and a rough filtering net bag (41), a plurality of slotted holes (81) are formed in the support plate (8) in a penetrating mode, and the rough filtering net bag (41) is detachably arranged at one end, far away from the input piece (2), of each slotted hole (81);

a plurality of inverted T-shaped grooves (82) are formed in the support plate (8), and the inverted T-shaped grooves (82) are communicated with the slotted holes (81);

the T-shaped connector (9) head with the gomphosis of fall T-shaped groove (82), T-shaped connector (9) lower extreme cup joints rough filtration string bag (41), through-hole (91) have been seted up in the run-through of T-shaped connector (9), through-hole (91) communicate respectively the inner chamber of slotted hole (81) and rough filtration string bag (41).

4. A filtering device for producing a passivating agent according to claim 3, characterized in that the second filtering piece (5) comprises a support plate (8), a T-shaped connector (9) and a fine filter net (51), the lower end of the T-shaped connector (9) is sleeved with the fine filter net (51), and through holes (91) below the T-shaped connector (9) are respectively communicated with a slotted hole (81) on the support plate (8) and an inner cavity of the fine filter net (51).

5. A passivating agent producing filter device according to claim 4, characterized in that the third filter member (6) comprises a mounting frame (61) and a fine screen (62), the fine screen (62) being arranged in the inner cavity of the mounting frame (61).

6. The filtering device for producing the passivating agent according to claim 5, wherein the input piece (2) and the output piece (3) are flange joints, and the input piece (2) is arranged at one end of the filtering box (1);

a stepped hole is formed in a bottom plate of one end, far away from the input piece (2), of the filter box (1), and the mounting frame (61) is fixedly arranged in the stepped hole;

the stepped hole is communicated with the output piece (3), and the output piece (3) is fixedly arranged outside the filter box (1).

7. The filtering device for producing the passivating agent according to any one of claims 3-6, wherein the stirring piece (7) comprises a rotating shaft (71) and a plurality of blades (72), the rotating shaft (71) is horizontally rotated and arranged on the filtering box (1), the rotating shaft (71) is parallel to the supporting plate (8), the blades (72) are circumferentially arranged on the rotating shaft (71), a low-speed motor (10) is arranged on the outer wall of the filtering box (1), and one end of the rotating shaft (71) extends out of the filtering box (1) and is in transmission connection with the low-speed motor (10).

8. The filtering device for producing the passivating agent according to claim 7, wherein grooves (11) are obliquely arranged on symmetrical side walls of an inner cavity of the filtering box (1), the left end and the right end of the supporting plate (8) are arranged in the grooves (11), and the upper end and the lower end of the supporting plate (8) are respectively abutted with a top plate and a bottom plate of the filtering box (1).