CN216677457U

CN216677457U - High-precision gas filter

Info

Publication number: CN216677457U
Application number: CN202123005796.4U
Authority: CN
Inventors: 周燕; 吴蕾; 朱京京
Original assignee: Shanghai Pinkang Environmental Protection Technology Co ltd
Current assignee: Shanghai Pinkang Environmental Protection Technology Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-06-07
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a high-precision gas filter, and belongs to the technical field of filtering equipment. High accuracy gas filter, including the shell, still include: an air inlet pipe for air to enter the shell and an air outlet pipe for air to exit the shell; the mounting seat is fixedly connected to the top of the shell, a connecting block is connected to the mounting seat in a threaded manner, and a filter element is arranged at the bottom of the connecting block; the filter element comprises a shell, a mounting pipe fixedly connected inside the shell, a first pipe cavity and a second pipe cavity, wherein the mounting pipe is internally provided with the first pipe cavity and the second pipe cavity; the main pipe is rotatably connected to the mounting pipe, and the upper section of the main pipe extends to the inside of the filter element and is provided with an exhaust hole; according to the utility model, the main pipe is rotated by converting the flowing force of the gas into the rotating power of the main pipe, and the rotating main pipe scrapes off the dust blocked on the filter holes of the filter element through the first cleaning brush, so that the filter holes of the filter element are kept smooth, and the problem that the filter cannot filter the gas due to the blocked filter holes is avoided.

Description

High-precision gas filter

Technical Field

The utility model relates to the technical field of filtering equipment, in particular to a high-precision gas filter.

Background

The gas filter is widely applied to the fields of environmental protection, metallurgy, chemical industry, petroleum, papermaking, medicine, food, mining, electric power and urban water supply, and is an advanced, efficient and easy-to-operate full-automatic filtering device.

In the prior art, the filter pores of the filter element on the high-precision filter are small, but the air contains a large amount of dust particles, and when the high-precision gas filter is used for filtering the gas containing a large amount of dust particles, the dust easily blocks the filter pores of the filter element, so that the filtering efficiency is reduced, and when the filter pores are more serious, the filter pores can be completely blocked, so that the high-precision gas filter for preventing blockage needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a filter element is easy to block in the prior art, and provides a high-precision gas filter.

In order to achieve the purpose, the utility model adopts the following technical scheme:

high accuracy gas filter, including the shell, still include: an air inlet pipe for air to enter the shell and an air outlet pipe for air to exit the shell; the mounting seat is fixedly connected to the top of the shell, a connecting block is connected to the mounting seat in a threaded manner, and a filter element is arranged at the bottom of the connecting block; the filter element comprises a shell, a mounting pipe fixedly connected inside the shell, a first pipe cavity and a second pipe cavity, wherein the mounting pipe is internally provided with the first pipe cavity and the second pipe cavity; the main pipe is rotatably connected to the mounting pipe, the upper section of the main pipe extends to the inside of the filter element and is provided with an exhaust hole, and the outer wall of the main pipe is fixedly connected with a first cleaning brush for cleaning the filter hole of the filter element; and the kinetic energy conversion mechanism is arranged at the bottom of the mounting pipe and used for enabling the main pipe to rotate.

In order to facilitate the rotation of the main pipe, preferably, the kinetic energy conversion mechanism comprises an impeller casing fixedly connected to the bottom of the mounting pipe, the lower end of the main pipe extends into the impeller casing and is fixedly connected with a blade, the exhaust end of the impeller casing is fixedly connected with a connecting pipe, the exhaust end of the connecting pipe is communicated with the main pipe through a rotary joint, and the impeller casing is fixedly connected with the air inlet pipe.

In order to facilitate discharging the dust in the second tube cavity, preferably, a discharging tube communicated with the second tube cavity is fixedly connected to the bottom of the mounting tube, and a sealing plug is arranged at the bottom of the discharging tube.

In order to clean the dust in the second pipe cavity, preferably, the main pipe is fixedly connected with a scraper at a position in the second pipe cavity, and the scraper is used for scraping the dust falling into the second pipe cavity into the discharge pipe.

In order to prevent air leakage, preferably, a first sealing gasket is arranged between the connecting block and the mounting seat, and a second sealing gasket is arranged between the filter element and the bottom wall of the first pipe cavity.

In order to facilitate the cleaning of the dust falling on the second sealing gasket, preferably, a second cleaning brush is fixedly connected to the main pipe, and the second cleaning brush is used for brushing the dust on the second sealing gasket into the second pipe cavity.

In order to prevent insufficient intake power, preferably, the outer wall of the housing is fixedly connected with a mounting plate, and the input end of the air pump fixedly connected with the mounting plate is connected with the exhaust pipe.

Compared with the prior art, the utility model provides a high-precision gas filter, which has the following beneficial effects:

1. this high accuracy gas filter drives through making the person in charge with gas flow, and the pivoted is responsible for and makes first cleaning brush continuously rotate and scrape the brush to the filtration pore of filter core, clears up the dust on the filtration pore to prevent that the filtration pore from being plugged up the filter effect that leads to the filter by the dust and reducing.

2. According to the high-precision gas filter, the portable power source and the air pump are mounted on the shell, so that the filter can be used for being carried by a person except for being used on a gas transmission pipeline, is convenient to use in a working environment with large dust, and reduces the harm of the dust to a human body.

The rotary main pipe scrapes off dust blocked on the filter element filter hole through the first cleaning brush, so that the filter hole of the filter element is kept smooth, and the problem that the filter cannot filter gas due to the fact that the filter hole is blocked is avoided.

Drawings

FIG. 1 is a first cross-sectional front view of a high precision gas filter according to the present invention;

FIG. 2 is a second sectional view of the high precision gas filter according to the present invention;

fig. 3 is a schematic structural view of a portion a of fig. 1 of the high-precision gas filter according to the present invention.

In the figure: 100. a housing; 101. a mounting seat; 1011. a first gasket; 102. installing a pipe; 1021. a first lumen; 1022. a second lumen; 1023. a second gasket; 103. an exhaust pipe; 200. mounting a plate; 201. an air pump; 202. an air inlet pipe; 300. connecting blocks; 301. a filter element; 400. an impeller case; 401. a main pipe; 402. a leaf plate; 403. a connecting pipe; 404. a rotating joint; 405. an exhaust hole; 406. a first cleaning brush; 407. a second cleaning brush; 408. a squeegee; 500. a discharge pipe; 501. and (4) sealing the plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b): referring to fig. 1 to 3, the high-precision gas filter includes a housing 100, and further includes: an inlet pipe 202 for gas to enter the housing 100 and an outlet pipe 103 for gas to exit the housing 100; the mounting seat 101 is fixedly connected to the top of the shell 100, the mounting seat 101 is in threaded connection with a connecting block 300, and the bottom of the connecting block 300 is provided with a filter element 301; the installation tube 102 is fixedly connected to the inside of the casing 100, a first tube cavity 1021 and a second tube cavity 1022 are arranged in the installation tube 102, and the filter element 301 extends into the first tube cavity 1021; a main pipe 401 connected to the installation pipe 102 in a rotating manner, the upper section of the main pipe 401 extends to the inside of the filter element 301 and is provided with an exhaust hole 405, and the outer wall of the main pipe 401 is fixedly connected with a first cleaning brush 406 for cleaning the filter hole of the filter element 301; a kinetic energy conversion mechanism provided at the bottom of the installation tube 102 for rotating the main tube 401.

The gas enters the power conversion mechanism through the gas inlet pipe 202, the force of the gas flowing is converted into the force of the rotation of the main pipe 401 through the power conversion mechanism, the main pipe 401 rotates the first cleaning brush 406, the inner wall of the filter element 301 inserted in the first pipe cavity 1021 is cleaned, the gas discharged from the power conversion mechanism enters the main pipe 401 and then is discharged from the exhaust hole 405 on the main pipe 401 to enter the filter element 301, along with the increase of the gas pressure in the filter element 301, the gas in the filter element 301 is discharged out of the filter element 301 through the filter hole of the filter element 301, the dust in the gas is intercepted by the filter hole, the dust blocked on the filter hole is scraped by the first cleaning brush 406, because the gas pressure in the filter element 301 is constant, the dust falls into the second pipe cavity 1022 under the action of gravity, thereby avoiding the secondary blockage of the filter hole caused by the scraped dust, the filter converts the force of the gas flowing into the force of the rotation of the main pipe 401, the messenger is responsible for 401 and drives first cleaning brush 406 and continuously rotate and scrape the brush to the filtration pore of filter core 301, clears up the dust on the filtration pore to prevent that the filtration pore from being plugged up by the dust and leading to the filter effect of filter to reduce.

Referring to fig. 1 to 3, the kinetic energy conversion mechanism includes an impeller housing 400 fixedly connected to the bottom of the mounting pipe 102, a main pipe 401 having a lower end extending into the impeller housing 400 and fixedly connected to an impeller plate 402, a connection pipe 403 fixedly connected to an exhaust end of the impeller housing 400, the connection pipe 403 having an exhaust end connected to the main pipe 401 through a rotary joint 404, and the impeller housing 400 fixedly connected to the intake pipe 202.

The air enters the impeller box 400 through the air inlet pipe 202 to push the blade plate 402 to rotate, the blade plate 402 enables the main pipe 401 to rotate, and therefore the first cleaning brush 406 rotates by taking the axis of the main pipe 401 as the axis, the filter hole of the filter element 301 is cleaned, dust blocked on the filter hole is cleaned, and the filter effect of the filter is prevented from being reduced.

Referring to fig. 1 and 3, a material discharging pipe 500 communicated with the second cavity 1022 is fixedly connected to the bottom of the mounting pipe 102, a sealing plug 501 is arranged at the bottom of the material discharging pipe 500, and a scraper 408 is fixedly connected to a position of the main pipe 401 in the second cavity 1022 for scraping dust falling into the second cavity 1022 into the material discharging pipe 500.

The rotating main pipe 401 enables the scraper 408 to rotate, the rotating scraper 408 scrapes dust falling into the second pipe cavity 1022 into the discharging pipe 500, so that the situation that the dust is accumulated too much in the second pipe cavity 1022 to cause that the cleaned dust cannot be discharged is avoided, and when the dust in the discharging pipe 500 is too much, the sealing plug 501 is taken down, so that the dust accumulated in the discharging pipe 500 is discharged.

It should be noted that the output end of the discharge pipe 500 may be further provided with a timing control valve for timing the discharge of the dust in the discharge pipe 500.

Referring to fig. 1-3, a first sealing gasket 1011 is disposed between the connecting block 300 and the mounting seat 101, a second sealing gasket 1023 is disposed between the filter element 301 and the bottom wall of the first cavity 1021, a second cleaning brush 407 is fixedly connected to the main pipe 401, and the second cleaning brush 407 is used for brushing dust on the second sealing gasket 1023 into the second cavity 1022.

When the filter core 301 is installed, the bottom of the filter core 301 abuts against the second sealing gasket 1023, and the gap between the filter core 301 and the bottom wall of the first cavity 1021 is sealed through the first sealing gasket 1011, so that gas is prevented from overflowing from the gap, the rotating main pipe 401 rotates the second cleaning brush 407, and the second cleaning brush 407 brushes dust falling on the second sealing gasket 1023 into the second cavity 1022, so that dust is prevented from accumulating on the second sealing gasket 1023, and dust is prevented from entering the installation pipe 102 when the filter core 301 is replaced, and dust is prevented from being discharged from the exhaust pipe 103.

Referring to fig. 1 and 2, a mounting plate 200 is fixedly connected to an outer wall of the housing 100, and an input end of an air pump 201 fixedly connected to the mounting plate 200 is connected to the exhaust pipe 103.

The air pump 201 is started, the air pump 201 enables the exhaust pipe 103 to generate negative pressure, so that the blade plate 402 rotates, the situation that the main pipe 401 cannot rotate due to insufficient aerodynamic force entering the impeller box 400 from the air inlet pipe 202 is avoided, the air pump 201 is installed on the shell 100, and the mobile power supply is installed in the shell 100, so that the filter can be used for being carried by a person besides being used on an air transmission pipeline, is convenient to use in a working environment with large dust, and reduces the harm of the dust to a human body.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. High accuracy gas filter, including shell (100), its characterized in that still includes: an inlet pipe (202) for gas to enter the housing (100) and an outlet pipe (103) for gas to exit the housing (100); the mounting seat (101) is fixedly connected to the top of the shell (100), a connecting block (300) is connected to the mounting seat (101) in a threaded mode, and a filter element (301) is arranged at the bottom of the connecting block (300); the filter element comprises a mounting pipe (102) fixedly connected to the inside of the shell (100), a first cavity (1021) and a second cavity (1022) are arranged in the mounting pipe (102), and the filter element (301) extends into the first cavity (1021); a main pipe (401) connected to the mounting pipe (102) in a rotating manner, the upper section of the main pipe (401) extends to the inside of the filter element (301) and is provided with an exhaust hole (405), and the outer wall of the main pipe (401) is fixedly connected with a first cleaning brush (406) used for cleaning the filter hole of the filter element (301); and a kinetic energy conversion mechanism provided at the bottom of the mounting pipe (102) for rotating the main pipe (401).

2. The high accuracy gas filter according to claim 1, wherein the kinetic energy conversion mechanism comprises an impeller casing (400) fixedly connected to the bottom of the mounting pipe (102), the lower end of the main pipe (401) extends into the impeller casing (400) and is fixedly connected with a blade (402), the exhaust end of the impeller casing (400) is fixedly connected with a connecting pipe (403), the exhaust end of the connecting pipe (403) is communicated with the main pipe (401) through a rotary joint (404), and the impeller casing (400) is fixedly connected with the air inlet pipe (202).

3. A high precision gas filter according to claim 1, wherein a discharge pipe (500) communicated with the second pipe cavity (1022) is fixedly connected to the bottom of the mounting pipe (102), and a sealing plug (501) is arranged at the bottom of the discharge pipe (500).

4. A high precision gas filter according to claim 3, characterized in that the part of the main pipe (401) inside the second pipe cavity (1022) is fixedly connected with a scraper (408) for scraping the dust falling into the second pipe cavity (1022) into the discharge pipe (500).

5. A high precision gas filter according to claim 4, wherein a first gasket (1011) is arranged between the connection block (300) and the mounting seat (101), and a second gasket (1023) is arranged between the filter element (301) and the bottom wall of the first tube cavity (1021).

6. A high precision gas filter according to claim 5, characterized in that a second washing brush (407) is fixedly connected to the main pipe (401), and the second washing brush (407) is used for brushing the dust on the second gasket (1023) into the second pipe cavity (1022).

7. A high-precision gas filter according to claim 1, wherein a mounting plate (200) is fixedly connected to the outer wall of the housing (100), and the input end of the air pump (201) fixedly connected to the mounting plate (200) is connected to the exhaust pipe (103).