CN222943150U

CN222943150U - A kind of anti-blocking filter for formaldehyde processing

Info

Publication number: CN222943150U
Application number: CN202421343794.7U
Authority: CN
Inventors: 王永录; 黄树余; 周双奎
Original assignee: Dawa County Lantian Chemical Co ltd
Current assignee: Dawa County Lantian Chemical Co ltd
Priority date: 2023-11-23
Filing date: 2024-06-13
Publication date: 2025-06-06
Anticipated expiration: 2034-06-13

Abstract

The utility model relates to the technical field of gas treatment, in particular to an anti-blocking filter for formaldehyde processing. Including top cap, filter core, first brush, second brush and actuating mechanism etc. the second brush with top cap fixed connection, just first brush with the second brush respectively with the inside and outside surface contact of filter core, actuating mechanism is used for the drive first brush rotates, can drive simultaneously the filter core is reverse to rotate, so that first brush can be right the filter core surface is brushed and is cleaned, just the second brush is fixed and is not kinetic energy to reverse rotation the filter core internal surface is brushed and is cleaned. According to the utility model, the driving motor is used as driving force, the first brush can be driven to rotate, and the filter element can be driven to reversely rotate, so that the inner surface and the outer surface of the filter element can be cleaned simultaneously through the first brush and the second brush, and therefore, the impurity blockage in the filter hole of the filter element can be prevented, and the filtering effect of the filter element is ensured.

Description

Anti-blocking filter for formaldehyde processing

Technical Field

The utility model relates to the technical field of gas treatment, in particular to an anti-blocking filter for formaldehyde processing.

Background

Formaldehyde is a common organic compound, is a colorless gas with pungent odor, is widely applied to the fields of chemical industry, medicine, construction and the like, and is an important chemical raw material.

In the methanol oxidation process production process flow of formaldehyde, in order to ensure the quality of formaldehyde, mixed gas consisting of methanol, air and water vapor needs to be filtered before entering a reactor, a filter is mainly used for filtration, a filter element is a core component of the filter, and in order to ensure the filtration effect of the filter, the filter element needs to be cleaned after being used for a period of time, is blocked or otherwise, and a production line needs to be stopped during cleaning, so that the production efficiency of the whole formaldehyde production line can be influenced.

Disclosure of utility model

In view of the above, the utility model provides an anti-blocking filter for formaldehyde processing, which can overcome the defect that the production efficiency of the whole formaldehyde production line is affected by stopping the formaldehyde production line when the existing filter is cleaned.

The technical scheme is as follows:

The utility model provides a formaldehyde processing is with preventing stifled filter, includes underframe, shell, outlet duct, top cap, intake pipe and filter core, still including first brush, second brush and actuating mechanism, the second brush with top cap fixed connection, just first brush with the second brush respectively with the inside and outside surface contact of filter core, actuating mechanism is used for the drive first brush rotates, can drive simultaneously the filter core counter-rotating, so that first brush can be right the filter core surface is brushed and is cleaned, just the second brush is fixed and is not moved the energy to the reverse rotation the filter core internal surface is brushed and is cleaned.

Preferably, the driving mechanism comprises a driving motor, a first gear and an outer gear ring, the driving motor is connected with the top cover, the first gear is connected with an output shaft of the driving motor, the outer gear ring is rotationally connected with the top cover, the first gear is meshed with the outer gear ring, and the first brush is fixedly connected with the outer gear ring, so that the driving motor can drive the first brush to rotate through the meshing of the first gear and the outer gear ring.

Preferably, the driving mechanism further comprises a transmission gear and an inner gear ring, the transmission gear is rotationally connected with the top cover, the inner gear ring is connected to the top of the filter element, and the transmission gear is meshed with the outer gear ring and the inner gear ring at the same time.

Preferably, the shower nozzle is connected between the bottom frame and the top cover in a sliding mode, the water inlet valve is arranged on the side face of the shell, the connecting pipe is connected with the shower nozzle and the water inlet valve, and the water inlet valve can convey water to the shower nozzle through the connecting pipe to be sprayed out so as to flush the inside of the shell.

Preferably, the connecting pipe is a corrugated pipe, so that the corrugated pipe can adaptively stretch and retract along with the left-right movement of the spray head.

Preferably, the water dispenser further comprises an adjusting screw, wherein the adjusting screw is in threaded connection with the shell, and the end part of the adjusting screw is in rotary connection with the spray head, so that the adjusting screw can drive the spray head to move left and right to adjust the distance between the spray head and the filter element.

Preferably, a through hole for wastewater to enter is formed in the middle of the top of the bottom frame.

Preferably, the waste water treatment device further comprises a drain valve, and the drain valve for draining waste water is arranged on the bottom frame.

Preferably, the waste water scraping device further comprises a scraping plate, guide rods and a lifting assembly, wherein the two guide rods are fixedly connected with the bottom frame, the scraping plate is in sliding connection with the guide rods, the scraping plate is in contact with the inner wall of the shell, and the lifting assembly is used for driving the scraping plate to lift along the guide rods so as to scrape waste water adhered to the inner wall of the shell.

Preferably, the lifting assembly comprises a second gear and a reciprocating screw, the two reciprocating screws are both rotatably connected with the bottom frame, one of the reciprocating screws is fixedly connected with the first gear, the second gear is connected with the other reciprocating screw, the second gear is meshed with the outer gear ring, and the scraping plate is in threaded connection with the reciprocating screw, so that the reciprocating screw can rotate to drive the scraping plate to lift.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the driving motor is used as driving force, the first brush can be driven to rotate, the filter element can be driven to reversely rotate, and at the moment, the inner surface and the outer surface of the filter element can be cleaned through the first brush and the second brush, so that the impurity blockage in the filter hole of the filter element can be prevented, the filtering effect of the filter element is ensured, a formaldehyde production line is not required to stop, and the formaldehyde production efficiency can be improved.

2. According to the utility model, the water can be sprayed into the shell through the spray head, so that the whole inside of the shell can be automatically cleaned, manual operation is not needed, and time and labor are saved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a cross-sectional view of the housing and top cover of the present utility model.

Fig. 3 is a schematic diagram of the transmission relationship among the outer gear ring, the transmission gear and the inner gear ring according to the present utility model.

Fig. 4 is a schematic view of the installation of the first brush and the second brush of the present utility model.

FIG. 5 is a schematic view of the installation of the showerhead, inlet valve and bellows of the present utility model.

Fig. 6 is a schematic view showing the installation of the second gear, the reciprocating screw and the scraper of the present utility model.

The drawing comprises the following components of a base frame 1, a drain valve 101, a shell 2, an air outlet pipe 201, a top cover 3, an air inlet pipe 301, a filter element 5, a driving motor 6, a first gear 7, an outer gear ring 8, a first brush 91, a second brush 92, a transmission gear 10, an inner gear ring 11, a spray head 12, a water inlet valve 13, a corrugated pipe 14, an adjusting screw 15, a second gear 16, a reciprocating screw rod 17, a scraping plate 18 and a guide rod 19.

Detailed Description

Embodiments of the present utility model will be described below with reference to the drawings.

The anti-blocking filter for formaldehyde processing comprises a bottom frame 1, a shell 2, an air outlet pipe 201, a top cover 3, an air inlet pipe 301, a filter element 5, a driving motor 6, a first gear 7, an outer gear ring 8, a first brush 91, a second brush 92, a transmission gear 10 and an inner gear ring 11, wherein the bottom frame 1 is connected with the bottom of the shell 2, a through hole is formed in the middle of the top of the bottom frame 1, the air outlet pipe 201 is arranged in the middle of the front side of the shell 2, the top of the shell 2 is connected with the top cover 3, the air inlet pipe 301 is arranged in the middle of the top cover 3, the top of the bottom frame 1 is rotatably connected with the filter element 5, the left front side of the top cover 3 is connected with the driving motor 6, an output shaft of the driving motor 6 is connected with the first gear ring 7, the outer gear ring 8 is rotatably connected with the top cover 3, the first brush 91 is meshed with the outer gear ring 8, the first brush 91 is connected with the bottom of the outer gear ring 8, the surface of the first brush 91 can be connected with the top cover 3, the inner gear ring 5 is meshed with the inner gear ring 11, and the inner gear ring 11 is simultaneously, the inner gear 1 is meshed with the filter element 5, the inner gear ring 3 is meshed with the inner gear ring 11, and the inner gear 3 is meshed with the inner gear ring 3, and the inner gear 3 is formed with the inner gear ring 3, and the inner gear ring 11 is meshed with the outer gear ring 3, and the filter element 5, and the inner gear 3 is simultaneously, the filter element is meshed with the outer ring 3 and the outer gear ring 3 and the inner gear 1 space and the outer gear ring 1.

When the filter element 5 needs to be cleaned, the first gear 7 can be driven to rotate by the driving motor 6, the first gear 7 drives the outer gear ring 8 to rotate, the first brush 91 rotates in the same direction along with the outer gear ring 8, meanwhile, the first gear 7 drives the inner gear ring 11 to reversely rotate through meshing with the driving gear 10 and the inner gear ring 11, the inner gear ring 11 can drive the filter element 5 to reversely rotate, and at the moment, the inner and outer surfaces of the filter element 5 can be cleaned simultaneously through the first brush 91 and the second brush 92, so that the impurity in a filter hole of the filter element 5 can be prevented from being blocked, and the filtering effect of the filter element 5 is ensured.

As shown in FIG. 5, the formaldehyde cleaning device further comprises a spray head 12, a water inlet valve 13 and a corrugated pipe 14, wherein the spray head 12 is connected between the left side of the upper part of the bottom frame 1 and the left side of the lower part of the top cover 3 in a sliding manner, the water inlet valve 13 is connected to the upper left part of the shell 2, one end of the corrugated pipe 14 is connected with the water inlet valve 13, the other end of the corrugated pipe 14 is connected with the spray head 12, when the formaldehyde production line is in maintenance, the water inlet valve 13 can be externally connected with a water source, and water can be conveyed to the spray head 12 through the water inlet valve 13 and the corrugated pipe 14, so that the spray head 12 can spray water inside the shell 2, and the interior of the shell 2 can be integrally cleaned.

As shown in FIG. 5, the water sprayer also comprises an adjusting screw 15, the middle part of the left side of the shell 2 is connected with the adjusting screw 15 in a threaded manner, the right end of the adjusting screw 15 is rotationally connected with the left side of the spray head 12, when the spray head 12 sprays water, the adjusting screw 15 can move left and right on the shell 2 through positive and negative rotation of the adjusting screw 15, so that the spray head 12 can be driven to move left and right to adjust the distance between the adjusting screw and the filter element 5, and the cleaning effect of the spray head 12 spraying water on the filter element 5 can be adjusted.

As shown in fig. 1 and 4, the water sprayer also comprises a water drain valve 101, the water drain valve 101 is connected to the middle of the front side of the bottom frame 1, when the spray head 12 sprays water to clean the inside of the shell 2 integrally, waste water can fall into the bottom frame 1 through the filter element 5 and the through holes, and the waste water in the bottom frame 1 can be discharged uniformly through the water drain valve 101 for treatment.

As shown in FIG. 6, the filter cartridge washing machine further comprises a second gear 16, a reciprocating screw 17, a scraper 18 and a guide rod 19, wherein the left front side of the top of the bottom frame 1 and the right rear side of the top are respectively connected with the reciprocating screw 17 in a rotating manner, the upper end of the reciprocating screw 17 positioned on the left front side is fixedly connected with the first gear 7, the upper end of the reciprocating screw 17 positioned on the right rear side is connected with the second gear 16, the second gear 16 is meshed with the outer gear 8, the right front side of the top of the bottom frame 1 and the left rear side of the top are respectively connected with the guide rod 19, the scraper 18 is connected with the reciprocating screw 17 in a threaded manner, when the driving motor 6 drives the first gear 7 to rotate, the first gear 7 can drive the reciprocating screw 17 on the left front side to rotate, the outer gear 8 can drive the second gear 16 to rotate, the second gear 16 can drive the right rear side 17 to rotate, and the two reciprocating screws 17 can drive the scraper 18 to rotate in the inner wall of the filter cartridge washing machine 2 through the water spraying machine, and the filter cartridge washing machine can be cleaned by the water spraying machine housing 2.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a formaldehyde processing is with preventing stifled filter, includes underframe (1), shell (2), outlet duct (201), top cap (3), intake pipe (301) and filter core (5), characterized by still including first brush (91), second brush (92) and actuating mechanism, second brush (92) with top cap (3) fixed connection, just first brush (91) with second brush (92) respectively with the inside and outside surface contact of filter core (5), actuating mechanism is used for the drive first brush (91) rotate, can drive simultaneously filter core (5) reverse rotation, so that first brush (91) can be right the filter core (5) surface is brushed and is cleaned, just second brush (92) are fixed unable to brush the inside surface of filter core (5) of reverse rotation and are cleaned.

2. The anti-blocking filter for formaldehyde processing according to claim 1, wherein the driving mechanism comprises a driving motor (6), a first gear (7) and an outer gear ring (8), the driving motor (6) is connected with the top cover (3), the first gear (7) is connected with an output shaft of the driving motor (6), the outer gear ring (8) is rotationally connected with the top cover (3), the first gear (7) is meshed with the outer gear ring (8), and the first brush (91) is fixedly connected with the outer gear ring (8), so that the driving motor (6) can drive the first brush (91) to rotate through the meshing of the first gear (7) and the outer gear ring (8).

3. The anti-blocking filter for formaldehyde processing according to claim 2, wherein the driving mechanism further comprises a transmission gear (10) and an inner gear ring (11), the transmission gear (10) is rotationally connected with the top cover (3), the inner gear ring (11) is connected to the top of the filter element (5), and the transmission gear (10) is simultaneously meshed with the outer gear ring (8) and the inner gear ring (11).

4. The anti-blocking filter for formaldehyde processing according to claim 1, further comprising a spray head (12), a water inlet valve (13) and a connecting pipe, wherein the spray head (12) is slidably connected between the bottom frame (1) and the top cover (3), the water inlet valve (13) is mounted on the side surface of the shell (2), and the connecting pipe is connected with the spray head (12) and the water inlet valve (13), so that the water inlet valve (13) can convey water to the spray head (12) through the connecting pipe to spray out so as to flush the interior of the shell (2).

5. The anti-clogging filter for formaldehyde processing according to claim 4, wherein said connecting pipe is a bellows (14) so that said bellows (14) can be adaptively extended and contracted with the lateral movement of said spray head (12).

6. The anti-blocking filter for formaldehyde processing according to claim 4, further comprising an adjusting screw (15), wherein the adjusting screw (15) is in threaded connection with the housing (2), and the end part of the adjusting screw (15) is in rotational connection with the spray head (12), so that the adjusting screw (15) can rotate to drive the spray head (12) to move left and right to adjust the distance between the spray head and the filter element (5).

7. The anti-blocking filter for formaldehyde processing according to claim 1, wherein a through hole for wastewater to enter is formed in the middle of the top of the bottom frame (1).

8. The anti-blocking filter for formaldehyde processing according to claim 1, further comprising a drain valve (101), wherein the drain valve (101) for draining waste water is mounted on the bottom frame (1).

9. The anti-blocking filter for formaldehyde processing according to claim 2, further comprising a scraper (18), a guide rod (19) and a lifting assembly, wherein both guide rods (19) are fixedly connected with the bottom frame (1), the scraper (18) is slidably connected with the guide rod (19), the scraper (18) is in contact with the inner wall of the shell (2), and the lifting assembly is used for driving the scraper (18) to lift along the guide rod (19) so as to scrape waste water adhered to the inner wall of the shell (2).

10. The anti-blocking filter for formaldehyde processing according to claim 9, wherein the lifting assembly comprises a second gear (16) and a reciprocating screw (17), the two reciprocating screws (17) are both rotatably connected with the bottom frame (1), one reciprocating screw (17) is fixedly connected with the first gear (7), the second gear (16) is connected with the other reciprocating screw (17), the second gear (16) is meshed with the outer gear ring (8), and the scraper (18) is in threaded connection with the reciprocating screw (17), so that the scraper (18) can be driven to lift by rotation of the reciprocating screw (17).