CN213362771U - PTFE filter paper combination formula filter and full-automatic degassing unit that disinfects - Google Patents

Abstract

The utility model relates to an air purification technical field discloses a PTFE filter paper combination formula filter and full-automatic degassing unit that disinfects. The PTFE filter paper combined filter comprises a mounting frame and filter paper. The front portion of installing frame is provided with the filtration mouth, and the left side of installing frame is provided with first installing port, and the right side of installing frame is provided with the second installing port, and the rear portion of first installing port and the rear portion of second installing port are close to each other. The filter paper is arranged in the first mounting opening and the second mounting opening, the filter paper in the first mounting opening and the filter paper in the second mounting opening form a V-shaped filter channel, and the opening of the V-shaped filter channel faces the front part of the mounting frame. The filter paper comprises a PTFE layer and a PET/PE layer. The utility model provides a PTFE filter paper combination formula filter, filtration efficiency is high, and the resistance is low, and chemical gas dissemination nature is little, can restrain breeding of microorganism in the filter material, and is durable, resistant brokenly and corrosion resistance is strong, long service life, low pressure loss, more energy-concerving and environment-protective.

Description

PTFE filter paper combination formula filter and full-automatic degassing unit that disinfects

Technical Field

The utility model relates to an air purification technical field especially relates to a PTFE filter paper combination formula filter and full-automatic degassing unit that disinfects.

Background

Relatively closed spaces such as various indoor places and the like necessary for life, work and social contact of people, such as an elevator room, a conference room, a tea room and the like, are high-risk places for spreading various viruses and bacteria and accumulating harmful gases due to small space and poor air circulation fluidity. When the concentration and duration of harmful gases, dust particles and aerosols at these locations exceed the self-cleaning capacity of indoor air, the air quality deteriorates and affects people's health, and thus, a filter is required to purify the air.

However, the existing filter has poor filtering efficiency, poor chemical stability, volatile chemical gas, poor bursting resistance of the filter paper and short service life.

Therefore, a new PTFE filter paper combination filter is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PTFE filter paper combination formula filter, filtration efficiency is high, and chemical stability is good, and bursting strength is high, long service life.

Another object of the utility model is to provide a full-automatic degassing unit that disinfects can the automation mechanized operation, can effectively siphons away harmful gas, dust particle and bioaerosol in the air to catch and kill to the virus bacterium, effectively restrain the air propagation of harmful virus bacterium, can provide clean and fresh air continuously.

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

a PTFE filter paper combination filter, comprising:

the filter screen comprises a mounting frame, wherein a filter opening is formed in the front of the mounting frame, a first mounting opening is formed in the left side of the mounting frame, a second mounting opening is formed in the right side of the mounting frame, and the rear part of the first mounting opening is close to the rear part of the second mounting opening;

the filter paper is installed in the first installation opening and the second installation opening, the filter paper in the first installation opening and the filter paper in the second installation opening form a V-shaped filter channel, and the opening of the V-shaped filter channel faces the front part of the installation frame;

the filter paper comprises a PTFE layer and a PET/PE layer.

As a preferable scheme of the PTFE filter paper combined filter, the filter paper comprises a PTFE layer and two PET/PE layers, and the two PET/PE layers respectively cover two surfaces of the PTFE layer.

Preferably, the PTFE filter paper combined filter includes a mounting frame made of a metal material.

As a preferable scheme of the PTFE filter paper combined filter, the mounting frame includes a top plate, a bottom plate, a rear plate and a front plate, the top plate and the bottom plate are both trapezoidal, the top plate and the bottom plate are arranged opposite to each other, the upper end of the rear plate is connected to the rear portion of the top plate, the lower end of the rear plate is connected to the rear portion of the bottom plate, the two front plates are arranged at intervals, the upper end of the first front plate is connected to the left side of the front portion of the top plate, the lower end of the first front plate is connected to the left side of the front portion of the bottom plate, the upper end of the second front plate is connected to the right side of the front portion of the top plate.

As a preferable scheme of the PTFE filter paper combined filter, the mounting frame further includes an outer frame, the outer frame surrounds the front portion of the top plate, the left side of the first front plate, the front portion of the bottom plate, and the right side of the second front plate, and the outer frame is connected with the top plate, the front plate, and the bottom plate through fasteners.

Preferably, the PTFE filter paper combined filter is a pleated filter paper.

Preferably, the PTFE filter paper combined filter has silver ions sprayed on the surface of the filter paper.

A full-automatic sterilization and disinfection device comprises the PTFE filter paper combined filter, and further comprises:

the PTFE filter paper combined filter is arranged in the case;

the sterilizing lamp and the air supply mechanism are both arranged in the case, the sterilizing lamp is positioned on the front side of the PTFE filter paper combined filter, the air supply mechanism comprises a fan and an air guide channel, the fan is arranged opposite to an air inlet of the case, the air inlet of the air guide channel faces the fan, and the air outlet of the air guide channel faces the PTFE filter paper combined filter and the sterilizing lamp;

the primary filter is installed in the case and located at the air inlet of the case.

As a preferable scheme of the full-automatic sterilization and disinfection device, the air supply mechanism further comprises a fan cover, a mounting hole opposite to the air inlet of the case is formed in the fan cover, the fan is mounted in the fan cover and located at the mounting hole, and the upper end of the fan cover is communicated with the air inlet of the air guide channel.

As a preferable scheme of the full-automatic sterilization and disinfection device, the case is in an isosceles right triangular prism shape.

The utility model provides a PTFE filter paper combination formula filter and full-automatic degassing unit that disinfects compares with prior art, and its beneficial effect lies in:

the utility model provides a PTFE filter paper combination formula filter uses the filter paper including PTFE layer and PET PE layer, filtration efficiency is high, the resistance is low, can effectively catch the diameter to be the fine particle more than 0.1 mu m, filtration efficiency reaches up to 99.999%, 1000 times of the medical protective facial mask filtration efficiency of N95, the filter paper including PTFE layer and PET PE layer has minimum chemical gas spreading nature simultaneously, can effectively restrain breeding of the microorganism in the filter material, excellent durability and bursting property have, long service life, strong to the corrosion resistance of acid, alkali and organic compound (disinfectant), low pressure loss, it is more energy-concerving and environment-protective; in addition, the V-shaped filtering channel structure formed by the filter paper is beneficial to improving the filtering efficiency.

The utility model provides a full-automatic sterilization and disinfection device, can automatic operation, form negative pressure backflow circulation in airtight space through fan drive air current to through the cooperation of PTFE filter paper combination formula filter, bactericidal lamp and primary filter etc. can effectively absorb away harmful gas, dust particle and bioaerosol in the air, and catch and kill to the virus bacterium, effectively restrain the airborne transmission of harmful virus bacterium, can continuously provide clean and fresh air; in addition, the filter paper comprising the PTFE layer and the PET/PE layer has high filtering efficiency, low resistance, strong durability and no volatilization; meanwhile, through designing the air guide channel, the air flow mutual interference can be effectively avoided, the noise generated along the way can be isolated, and the full-automatic sterilization and disinfection device can efficiently kill bacteria and viruses on the premise of silence, tastelessness, no toxicity and no harm.

Drawings

FIG. 1 is a schematic structural diagram of a PTFE filter paper combination filter at a first angle according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a PTFE filter paper combination filter at a second angle according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a PTFE filter paper combination filter at a third angle according to an embodiment of the present invention;

FIG. 4 is an exploded view of a PTFE filter paper combination filter according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a filter paper according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a fully automatic sterilization and disinfection device provided by a third embodiment of the present invention at a first angle;

FIG. 7 is a schematic view of the internal structure of the fully automatic sterilization and disinfection apparatus provided in the third embodiment of the present invention;

FIG. 8 is a schematic structural view of a fully automatic sterilization and disinfection apparatus provided by a third embodiment of the present invention at a second angle;

fig. 9 is a schematic structural diagram of an air supply mechanism according to a third embodiment of the present invention.

In the figure:

1-a chassis; 11-air inlet of the case; 12-case air outlet; 13-mounting the chassis; 14-lower chassis; 15-filter change indicator light; 16-sterilizer operating status indicator light; 17-a fan working state indicator light; 18-a first access panel; 19-a second access panel;

2-PTFE filter paper combination filter; 21-mounting a frame; 211-a filter orifice; 212-a top plate; 213-a base plate; 214-a back plate; 215-front plate; 216-outer frame; 22-filter paper;

3-a germicidal lamp;

4-a fan;

5, an air guide channel;

6-a fan cover; 61-mounting holes;

7-wind guide ring;

8-display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

As shown in fig. 1 to 4, the present embodiment provides a PTFE filter paper filter assembly 2 including a mounting frame 21 and a filter paper 22. The front portion of installing frame 21 is provided with filtration mouth 211, and the left side of installing frame 21 is provided with first installing port, and the right side of installing frame 21 is provided with the second installing port, and the rear portion of first installing port and the rear portion of second installing port are close to each other. The filter paper 22 is installed in each of the first and second installation openings, the filter paper 22 in the first installation opening and the filter paper 22 in the second installation opening form a V-shaped filter channel, and the opening of the V-shaped filter channel faces the front part of the installation frame 21. The filter paper 22 includes a PTFE layer and a PET/PE layer.

Wherein the PTFE layer (Poly tetra fluoroethylene) is a polytetrafluoroethylene layer, and the PET/PE (Polyethylene terephthalate/Polyethylene) layer is a Polyethylene terephthalate/Polyethylene layer. The filter paper 22 has a large number of micropores and extremely high porosity, and integrates the advantages of more stable chemical properties, more uniform fiber distribution, higher filtering performance, lower resistance, better bursting property and the like.

The PTFE filter paper combined filter provided by the embodiment uses the filter paper comprising the PTFE layer and the PET/PE layer, has high filtration efficiency and low resistance, can effectively capture fine particles with the diameter of more than 0.1 mu m, has the filtration efficiency of 99.999 percent which is 1000 times of the filtration efficiency of the N95 medical protective mask, has extremely small chemical gas spreading performance, can effectively inhibit the breeding of microorganisms in the filter material, has excellent durability and bursting property, long service life, strong corrosion resistance to acid, alkali and organic compounds (disinfectant), low pressure loss, energy conservation and environmental protection; in addition, the V-shaped filtering channel structure formed by the filter paper is beneficial to improving the filtering efficiency.

Preferably, the filter paper 22 includes a layer of PTFE and two layers of PET/PE, wherein the two PET/PE layers overlie respective sides of the PTFE layer. Namely, the PTFE layer is a middle layer, and the two PET/PE layers are an upper layer and a lower layer respectively.

Preferably, the mounting frame 21 is made of a metal material. Compared with the plastic mounting frame in the prior art, the metal mounting frame 21 has better structural strength and is more convenient to mount and connect.

Optionally, the mounting frame 21 includes a top plate 212, a bottom plate 213, a rear plate 214 and a front plate 215, the top plate 212 and the bottom plate 213 are both trapezoidal, the top plate 212 and the bottom plate 213 are disposed opposite to each other, an upper end of the rear plate 214 is connected to a rear portion of the top plate 212, a lower end of the rear plate 214 is connected to a rear portion of the bottom plate 213, the two front plates 215 are disposed at an interval, an upper end of a first front plate 215 is connected to a front left side of the top plate 212, a lower end of the first front plate 215 is connected to a front left side of the bottom plate 213, an upper end of a second front plate 215 is connected to a front right. That is, the filter opening 211 is formed by the space between the two front plates 215, the first mounting opening is formed by the first front plate 215, the left side of the top plate 212, the left side of the rear plate 214 and the left side of the bottom plate 213, and the second mounting opening is formed by the second front plate 215, the right side of the top plate 212, the right side of the rear plate 214 and the right side of the bottom plate 213.

Further, the mounting frame 21 further comprises an outer frame 216, the outer frame 216 surrounds the front portion of the top plate 212, the left side of the first front plate 215, the front portion of the bottom plate 213 and the right side of the second front plate 215, and the outer frame 216 is connected with the top plate 212, the front plate 215 and the bottom plate 213 through fasteners. The surrounding of the outer frame 216 is advantageous for ensuring the structural stability of the mounting frame 21. Because the mounting frame 21 in this embodiment is made of metal material, it is more convenient to connect with a fastener, and the reliability of connection is ensured. Specifically, in the present embodiment, the fasteners are rivets.

Specifically, as shown in fig. 4, the top plate 212 and the bottom plate 213 are each shaped like an isosceles trapezoid. The cross section of the rear plate 214 is in the "coding" shape. The front plate 215 is "Π" shaped in cross-section to provide a mounting slot for the filter paper 22. The outer frame 216 is rectangular.

As shown in FIG. 5, the filter paper 22 is a pleated filter paper. Specifically, the filter paper 2 is repeatedly folded in an "<" shape along the vertical direction. The folding filter paper can effectively increase the filtering area of the filter paper 2 and improve the filtering efficiency.

Example two

This embodiment is different from the first embodiment only in that the filter paper 22 is different, and the rest is the same. Specifically, the surface of the filter paper 22 provided by this embodiment is sprayed with silver ions, and the silver ions have a certain bactericidal effect, so as to improve the bactericidal effect.

EXAMPLE III

As shown in fig. 6-8, the present embodiment provides a full-automatic sterilization and disinfection apparatus, which includes the PTFE filter paper combined filter 2 provided in the first embodiment, and further includes a chassis 1, a germicidal lamp 3, an air supply mechanism, and a primary filter. The chassis 1 is provided with a chassis air inlet 11 and a chassis air outlet 12. The PTFE filter paper combined filter 2, the sterilizing lamp 3 and the air supply mechanism are all arranged in the case 1. The PTFE filter paper combination filter 2 includes a mounting frame 21 and a filter paper 22 mounted on the mounting frame 21. The filter paper 22 includes a PTFE layer and a PET/PE layer. The germicidal lamp 3 is located at the front side of the PTFE filter paper combined filter 2. The air supply mechanism comprises a fan 4 and an air guide channel 5, the fan 4 is arranged opposite to an air inlet 11 of the case, the air inlet of the air guide channel 5 faces the fan 4, and the air outlet of the air guide channel 5 faces the PTFE filter paper combined filter 2 and the bactericidal lamp 3. A primary filter (not shown) is installed in the cabinet 1 at the cabinet air inlet 11.

The full-automatic sterilizing and disinfecting device that this embodiment provided, when using, the air is got into and is carried out the prefilter through the primary filter by quick-witted case air intake 11 earlier, then send the air to wind-guiding passageway 5 under fan 4's effect in, then the air flows to PTFE filter paper combination formula filter 2 and bactericidal lamp 3 by the air outlet of wind-guiding passageway 5 again, through the filtration and the killing of PTFE filter paper combination formula filter 2 and bactericidal lamp 3, clean air is flowed out by quick-witted case air outlet 12, make the air current form negative pressure backward flow circulation in airtight space.

The full-automatic sterilization and disinfection device provided by the embodiment can automatically operate, forms negative pressure backflow circulation in a closed space by driving airflow through the fan 4, can effectively absorb harmful gas, dust particles and biological aerosol in the air by matching the PTFE filter paper combined filter 2, the bactericidal lamp 3, the primary filter and the like, can capture and kill viruses and bacteria, effectively inhibits air transmission of harmful viruses and bacteria, and can continuously provide clean and fresh air; in addition, the filter paper comprising the PTFE layer and the PET/PE layer has high filtering efficiency, low resistance, strong durability and no volatilization; meanwhile, by designing the air guide channel 5, the air flow mutual interference can be effectively avoided, and the noise generated along the way can be isolated, so that the full-automatic sterilization and disinfection device can efficiently kill bacteria and viruses on the premise of silence, tastelessness, no toxicity and no harm.

The full-automatic sterilization and disinfection device provided by the embodiment further comprises an air quality sensor, and the air quality in the environment can be monitored in real time.

The full-automatic sterilization and disinfection device provided by the embodiment further comprises a display screen 8, and the display screen 8 is used for displaying air quality data. Optionally, the air quality data comprises values of aerosol concentration, harmful gas and large-particle dust before entering the full-automatic sterilization and disinfection device, and values of aerosol concentration, harmful gas and large-particle dust after entering the full-automatic sterilization and disinfection device.

The display screen 8 provided by this embodiment can also display the temperature and humidity in the current environment in real time.

In addition, according to user's demand, can adopt display screen 8 that has the touch-control function to carry out many gears wind speed control, the mode that the user accessible password unblock carries out the gear of device and adjusts and start-stop management etc..

Preferably, the germicidal lamp 3 is a 257.3nm short wavelength ultraviolet germicidal lamp, so as to effectively destroy the molecular structure of the DNA/RNA of the pathogen, and make it lose the ability of reproduction and replication. The full-automatic sterilization and disinfection device provided by the embodiment has the advantages that under the matching of the PTFE filter paper combined filter 2 and the germicidal lamp 3, the sterilization and disinfection rate can reach 99.8%.

In this embodiment, the primary filter is filter cotton, and the filter cotton is attached to the inner wall of the chassis 1 and located at the chassis air inlet 11. The filter cotton can be used for primarily filtering the air entering from the air inlet 11 of the case.

The case 1 provided by the embodiment includes an upper case 13 and a lower case 14 which are stacked up and down, the PTFE filter paper combined filter 2 and the germicidal lamp 3 are installed in the upper case 13, the air supply mechanism is installed in the lower case 14, the bottom plate of the upper case 13 and the top plate of the lower case 14 are both provided with a communication port, and the air outlet of the air guide channel 5 is communicated with the communication port. The upper and lower chambers can be separated by the upper and lower cases 13 and 14.

As shown in fig. 6, the cabinet air inlet 11 is disposed at the front side of the lower cabinet 14, and the cabinet air outlet 12 is disposed at the top of the upper cabinet 13. Through the position of the case air inlet 11, the position of the case air outlet 12 and the structural design of the air guide channel 5, the full-automatic sterilization and disinfection device provided by the embodiment has strong air supply capacity, the air speed of the case air outlet 12 is 2.5-3m/s, and the air supply distance is more than 2.2m, so that the all-dimensional purification is realized.

Further, a filter replacement indicator 15, a sterilizer operation status indicator 16, and a fan operation status indicator 17 are provided on the upper front side of the cabinet 1. When the PTFE filter paper combined filter 2 is expired, the filter replacement indicator lamp 15 can automatically remind a user of timely replacement, so that the full-automatic sterilization and disinfection device is kept to have a good working state and an air purification effect.

Further, the top of the upper case 13 is also provided with a power socket so as to supply power to the full-automatic sterilization and disinfection device.

Preferably, the chassis 1 is in the shape of an isosceles right triangular prism. The isosceles right triangular prism case 1 can be placed at a corner so as to utilize the space of the corner and save the occupation of space.

Optionally, the cabinet 1 is made of 304 sand stainless steel to ensure the aesthetic appearance of the cabinet 1.

As shown in fig. 8, a detachable first access panel 18 is provided at the rear side of the upper casing 13, and a detachable second access panel 19 is provided at the rear side of the lower casing 14. By arranging the first access panel 18, the PTFE filter paper combined filter 2 and the germicidal lamp 3 in the upper cabinet 13 can be easily accessed. By providing the second access panel 19, it is advantageous to access the air supply mechanism in the lower chassis 14.

As shown in fig. 9, the air supply mechanism provided in this embodiment further includes a fan cover 6, a mounting hole 61 is formed in the fan cover 6 and is opposite to the chassis air inlet 11, the fan 4 is installed in the fan cover 6 and is located at the mounting hole 61, and an upper end of the fan cover 6 is communicated with the air inlet of the air guide channel 5. The air introduced into the fan guard 6 through the mounting hole 61 flows into the air guide passage 5 by the fan 4.

Preferably, the air supply mechanism provided by the present embodiment further includes an air guiding ring 7, and the air guiding ring 7 is installed at the installation hole 61, so as to perform the functions of guiding and guiding the air.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (10)

1. A PTFE filter paper combination filter, characterized in that the PTFE filter paper combination filter (2) comprises:

the filter screen comprises a mounting frame (21), wherein a filtering port (211) is formed in the front of the mounting frame (21), a first mounting port is formed in the left side of the mounting frame (21), a second mounting port is formed in the right side of the mounting frame (21), and the rear part of the first mounting port is close to the rear part of the second mounting port;

the filter paper (22) is mounted in each of the first mounting opening and the second mounting opening, the filter paper (22) in the first mounting opening and the filter paper (22) in the second mounting opening form a V-shaped filter channel, and the opening of the V-shaped filter channel faces to the front part of the mounting frame (21);

the filter paper (22) comprises a PTFE layer and a PET/PE layer.

2. The PTFE filter paper combination filter of claim 1, wherein the filter paper (22) comprises one PTFE layer and two PET/PE layers, the two PET/PE layers overlying the PTFE layer on either side.

3. The PTFE filter paper combination filter according to claim 1, wherein the mounting frame (21) is made of a metal material.

4. The PTFE filter paper combination filter of claim 3, wherein the mounting frame (21) comprises a top plate (212), a bottom plate (213), a rear plate (214) and a front plate (215), the top plate (212) and the bottom plate (213) are both trapezoidal, the top plate (212) and the bottom plate (213) are disposed opposite to each other in a vertical direction, the rear plate (214) has an upper end connected to a rear portion of the top plate (212) and a lower end connected to a rear portion of the bottom plate (213), the two front plates (215) are disposed at an interval, the first front plate (215) has an upper end connected to a front left side of the top plate (212) and a lower end connected to a front left side of the bottom plate (213), and the second front plate (215) has an upper end connected to a front right side of the top plate (212) and a lower end connected to a front right side of the bottom plate (213).

5. The PTFE filter paper combination filter of claim 4, wherein the mounting frame (21) further comprises an outer frame (216), the outer frame (216) surrounds the front part of the top plate (212), the left side of the first front plate (215), the front part of the bottom plate (213) and the right side of the second front plate (215), and the outer frame (216) is connected with the top plate (212), the front plate (215) and the bottom plate (213) through fasteners.

6. The PTFE filter paper combination filter of claim 4, wherein the filter paper (22) is a pleated filter paper.

7. PTFE filter paper combination filter according to any of claims 1 to 6, wherein the surface of the filter paper (22) is sprayed with silver ions.

8. A fully automatic sterilization and disinfection apparatus, comprising a PTFE filter paper combination filter (2) according to any one of claims 1 to 7, further comprising:

the filter comprises a case (1), a case air inlet (11) and a case air outlet (12) are formed in the case (1), and a PTFE filter paper combined filter (2) is installed in the case (1);

the sterilizing lamp (3) and the air supply mechanism are both installed in the case (1), the sterilizing lamp (3) is located on the front side of the PTFE filter paper combined filter (2), the air supply mechanism comprises a fan (4) and an air guide channel (5), the fan (4) is arranged opposite to an air inlet (11) of the case, an air inlet of the air guide channel (5) faces the fan (4), and an air outlet of the air guide channel (5) faces the PTFE filter paper combined filter (2) and the sterilizing lamp (3);

the primary filter is installed in the case (1) and is positioned at the air inlet (11) of the case.

9. The automatic sterilization and disinfection device according to claim 8, wherein said air supply mechanism further comprises a fan cover (6), said fan cover (6) is provided with a mounting hole (61) opposite to said chassis air inlet (11), said fan (4) is mounted in said fan cover (6) and located at said mounting hole (61), and an upper end of said fan cover (6) is communicated with said air inlet of said air guiding channel (5).

10. The automatic sterilization and disinfection apparatus according to claim 8, wherein said cabinet (1) is in the shape of an isosceles right triangular prism.

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