CN209934314U - Self-cleaning air filter is used in production of liquid oxygen liquid nitrogen - Google Patents
Self-cleaning air filter is used in production of liquid oxygen liquid nitrogen Download PDFInfo
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- CN209934314U CN209934314U CN201920245472.1U CN201920245472U CN209934314U CN 209934314 U CN209934314 U CN 209934314U CN 201920245472 U CN201920245472 U CN 201920245472U CN 209934314 U CN209934314 U CN 209934314U
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Abstract
The utility model relates to the technical field of accessories for liquid gas production and processing, in particular to a self-cleaning air filter for liquid oxygen and liquid nitrogen production, which can reduce the maintenance cost and prevent impurities from influencing the filtering capacity of a first filter screen and the like; the air purifier comprises a purifying box, a first filter screen, a second filter screen and a third filter screen, wherein a purifying cavity is arranged in the purifying box, the bottom of the left side of the purifying box is communicated with an air inlet, the left side of the air inlet is communicated with an air inlet pipe, the top of the right side of the purifying box is communicated with an air outlet, the right side of the air outlet is communicated with an air outlet pipe, the first filter screen is fixed on the left side of the inside of the purifying box, the second filter screen is fixed in the middle of the inside of the purifying box, and the; still include pulse controller, pulse controller fixes at the top central authorities of purifying box, and pulse controller's left side middle part, bottom central authorities and right side middle part communicate respectively and are provided with three groups of pulse trachea.
Description
Technical Field
The utility model relates to a technical field of liquid gas production processing auxiliary device especially relates to a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen.
Background
As is well known, an air filter for liquid oxygen and liquid nitrogen production is an auxiliary device for filtering and purifying air and improving the purity of liquid oxygen and liquid nitrogen in the liquid oxygen and liquid nitrogen production process, and is widely used in the field of liquid oxygen and liquid nitrogen production and processing; the existing air filter for producing liquid oxygen and liquid nitrogen comprises a purification box, a first filter screen, a second filter screen and a third filter screen, wherein a purification cavity is arranged inside the purification box, the bottom of the left side of the purification box is communicated with an air inlet, the left side of the air inlet is communicated with an air inlet pipe, the top of the right side of the purification box is communicated with an air outlet, the right side of the air outlet is communicated with an air outlet pipe, the first filter screen is fixed on the left side inside the purification box, the second filter screen is fixed in the middle of the inside of the purification box, and the third filter screen is; when the existing air filter for producing liquid oxygen and liquid nitrogen is used, air is discharged into the purifying box through the air inlet pipe, and then the purifying box filters the air step by step through the filtering of the first filter screen, the second filter screen and the third filter screen, so that impurities in the air are filtered and removed, the quality of the air is improved, and the purity of the liquid oxygen and liquid nitrogen is improved; the existing air filter for producing liquid oxygen and liquid nitrogen is found to be used for a long time, impurities can be attached to the first filter screen, the second filter screen and the third filter screen, so that the purifying capacity of the device is reduced, a professional is required to clean the device, and the maintenance cost of the device is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can reduce the maintenance cost, prevent that impurity from influencing the self-cleaning formula air cleaner is used in liquid oxygen liquid nitrogen production of the filter capacity of first filter screen etc..
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, including purifying box, first filter screen, second filter screen and third filter screen, the inside purification chamber that is provided with of purifying box, the left side bottom intercommunication of purifying box is provided with the air inlet, the left side intercommunication of air inlet is provided with the intake pipe, the right side top intercommunication of purifying box is provided with the gas outlet, gas outlet right side intercommunication is provided with the outlet duct, first filter screen is fixed in the left side of purifying box inside, the middle part at the purifying box inside is fixed to the second filter screen, the right side at the purifying box inside is fixed to the third filter screen; still include pulse controller, pulse controller fixes the top central authorities at the purifying box, pulse controller's left side middle part, bottom central authorities and right side middle part communicate respectively and are provided with three groups of pulse trachea, the left side at purifying box top, middle part and right side communicate respectively and are provided with three groups of clearance mouths, three groups of clearance mouths are located the right side of first filter screen respectively, the right side of second filter screen and the right side of third filter screen, three groups of pulse trachea pass three groups of clearance mouths respectively and stretch into the inside of purifying box respectively, the tracheal bottom of three groups of pulse is all sealed, the tracheal left side of three groups of pulse communicates respectively from top to bottom and is provided with the multiunit venthole, three groups of pulse trachea are located the right side of first filter screen respectively, the right side of second filter screen and the right side of third.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, still include the dust collection box, the bottom at the purifying box is fixed at the dust collection box top, the inside of dust collection box is provided with the dust collection chamber, the top left side of dust collection box, the bottom left side of middle part and right side and purifying box, middle part and right side communicate respectively and are provided with six groups of dust removal mouths, two sets of dust removal mouths in six groups of dust removal mouths are located the left side of first filter screen, six other two sets of dust removal mouths of group dust removal mouth worker are located the left side of second filter screen, last two sets of dust removal mouths in six groups of dust removal mouths are located the left side of third filter.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, first filter screen is the non-woven fabrics material.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, the second filter screen is the foamed plastic material.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, the third filter screen is superfine glass fiber filter paper.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen still includes the drying cabinet, and the inside of drying cabinet is provided with the drying chamber, and the left side and the right side of drying cabinet communicate respectively and are provided with two sets of drying mouths, and the drying cabinet is installed at the middle part of intake pipe, and the drying cabinet is through the left side and the right side intercommunication of two sets of drying mouths and intake pipe, and the packing is provided with the drier in the drying cabinet.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen still includes three sealing rings of group, and three sealing rings of group are fixed respectively in three clearance mouths of group, the inboard of three sealing rings of group respectively with three tracheal outside zonulae occludens of group pulse.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen still includes the glass apron, and the rear side intercommunication of purifying box is provided with the viewing aperture, and glass apron lid dress is in the viewing aperture.
Compared with the prior art, the beneficial effects of the utility model are that: the pulse controller is electrically connected with the first filter screen, the second filter screen and the third filter screen, the pulse controller is used for sensing the air pressure change before and after the pulse controller is used, so that the filtering conditions of the first filter screen, the second filter screen and the third filter screen are judged, the impurity adhesion conditions of the first filter screen, the second filter screen and the third filter screen are judged, when more impurities exist, the pulse controller releases high-pressure air flow into three groups of pulse air pipes in a short time, the high-pressure air flow is emitted to the right side surfaces of the first filter screen, the second filter screen and the third filter screen through a plurality of groups of air outlet holes, so that the impurities on the left side of the first filter screen, the second filter screen and the third filter screen are cleaned, the first filter screen, the second filter screen and the third filter screen can be automatically cleaned after the device is used for a certain time, and; through the operation, the device does not need special cleaning and maintenance of professionals, and therefore the maintenance cost of the device is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a right side view of the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
in the drawings, the reference numbers: 1. a purification box; 2. a first filter screen; 3. a second filter screen; 4. a third filter screen; 5. an air inlet pipe; 6. an air outlet pipe; 7. a pulse controller; 8. a pulse trachea; 9. a dust collection box; 10. a drying oven; 11. a desiccant; 12. a seal ring; 13. a glass cover plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 3, the utility model discloses a self-cleaning air filter for liquid oxygen liquid nitrogen production, including purifying box 1, first filter screen 2, second filter screen 3 and third filter screen 4, purifying box 1 is internally provided with the purification chamber, purifying box 1's left side bottom intercommunication is provided with the air inlet, the left side intercommunication of air inlet is provided with intake pipe 5, purifying box 1's right side top intercommunication is provided with the gas outlet, the gas outlet right side intercommunication is provided with outlet duct 6, first filter screen 2 is fixed in purifying box 1's left side, second filter screen 3 is fixed in purifying box 1's inside middle part, third filter screen 4 is fixed in purifying box 1's inside right side; the device is characterized by further comprising a pulse controller 7, wherein the pulse controller 7 is fixed in the center of the top of the purifying box 1, three groups of pulse air pipes 8 are respectively communicated and arranged in the middle of the left side, the middle of the bottom and the middle of the right side of the pulse controller 7, three groups of cleaning ports are respectively communicated and arranged on the left side, the middle of the top and the right side of the purifying box 1, the three groups of cleaning ports are respectively positioned on the right side of the first filter screen 2, the right side of the second filter screen 3 and the right side of the third filter screen 4, the three groups of pulse air pipes 8 respectively penetrate through the three groups of cleaning ports and respectively extend into the purifying box 1, the bottoms of the three groups of pulse air pipes 8 are sealed, the left sides of the three groups of pulse air pipes 8 are respectively communicated and arranged with a plurality of air outlet holes from top to bottom; the pulse controller is electrically connected with the first filter screen, the second filter screen and the third filter screen, the pulse controller is used for sensing the air pressure change before and after the pulse controller is used, so that the filtering conditions of the first filter screen, the second filter screen and the third filter screen are judged, the impurity adhesion conditions of the first filter screen, the second filter screen and the third filter screen are judged, when more impurities exist, the pulse controller releases high-pressure air flow into three groups of pulse air pipes in a short time, the high-pressure air flow is emitted to the right side surfaces of the first filter screen, the second filter screen and the third filter screen through a plurality of groups of air outlet holes, so that the impurities on the left side of the first filter screen, the second filter screen and the third filter screen are cleaned, the first filter screen, the second filter screen and the third filter screen can be automatically cleaned after the device is used for a certain time, and; through the operation, the device does not need special cleaning and maintenance by professional personnel, so that the maintenance cost of the device is reduced; the pulse controller is directly purchased from the market, and is powered on when in use and operated according to the attached specification, so the details are not repeated.
The utility model discloses a self-cleaning formula air cleaner is used in liquid oxygen liquid nitrogen production, still include dust collection box 9, dust collection box 9 top is fixed in the bottom of purifying box 1, the inside of dust collection box 9 is provided with the dust collection chamber, the left side of top, middle part and right side and the left side of bottom, middle part and the right side of purifying box 1 of dust collection box 9 communicate respectively and are provided with six groups of dust removal mouths, two groups of dust removal mouths in six groups of dust removal mouths are located the left side of first filter screen 2, the other two groups of dust removal mouths of six groups of dust removal mouth workers are located the left side of second filter screen 3, the last two groups of dust removal mouths in six groups of dust removal mouths are located the left side of third; can make impurity and dust fall into the dust collection box when pulse controller removes dust to first filter screen, second filter screen and third filter screen through six groups of dust removals mouths, use the dust collection box to unify the collection and handle impurity.
The utility model discloses a self-cleaning air filter for producing liquid oxygen and liquid nitrogen, wherein a first filter screen 2 is made of non-woven fabrics; use first filter screen of non-woven fabrics preparation for first filter screen can carry out prefilter to the air, filters the great impurity of granule that contains in the air and detach, and is convenient the follow-up further purification treatment to the air of device.
The utility model discloses a self-cleaning air filter for producing liquid oxygen and liquid nitrogen, wherein the second filter screen 3 is made of foamed plastic; the second filter screen is made of the foam plastic material, the filtering fineness of the second filter screen can be higher than that of the first filter screen, and therefore the second filter screen can filter small impurities which cannot be filtered by the first filter screen, and the filtering and purifying effect of the device on air is improved.
The utility model relates to a self-cleaning air filter for producing liquid oxygen and liquid nitrogen, wherein the third filter screen 4 is superfine glass fiber filter paper; the third filter screen is made of the superfine glass fiber filter paper, so that most of impurities in the air can be filtered and removed thoroughly, the air purifying effect of the device is further improved, and the purity of the produced liquid oxygen and liquid nitrogen is improved.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, still include drying cabinet 10, the inside of drying cabinet 10 is provided with the drying chamber, the left side and the right side of drying cabinet 10 communicate respectively and are provided with two sets of drying mouths, drying cabinet 10 is installed in the middle part of intake pipe 5, drying cabinet 10 communicates with the left side and the right side of intake pipe 5 through two sets of drying mouths, drying cabinet 10 packs and is provided with drier 11; the drying box is used for drying the air before the air enters the purifying box, so that the water vapor in the air is purified, the influence of the water vapor on the purification of the air and the production and processing of the liquid oxygen and the liquid nitrogen is prevented, and the purifying effect of the device on the air is improved.
The utility model discloses a self-cleaning air filter for liquid oxygen liquid nitrogen production, still include three groups of sealing rings 12, three groups of sealing rings 12 are fixed respectively in three groups of clearance mouths, the inboard of three groups of sealing rings 12 is closely connected with the outside of three groups of pulse trachea 8 respectively; use three sealing rings of group to seal the protection to three clearance mouths, prevent that three clearance mouths of group from taking place gas leakage phenomenon, thereby improve the stability and the pulse controller of device are to first filter screen, second filter screen and third filter screen clearance effect.
The utility model discloses a self-cleaning air filter for producing liquid oxygen and liquid nitrogen, which also comprises a glass cover plate 13, the rear side of the purifying box 1 is communicated with an observation port, and the glass cover plate 13 is covered in the observation port; see through the glass apron and can observe the filtration condition of first filter screen, second filter screen and third filter screen, thereby the device uses for a long time to when pulse controller can't clear up first filter screen, second filter screen and third filter screen completely, can in time use special personnel right the device clears up, thereby guarantees the purifying effect of device.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, it is when using, in discharging the air into the drying cabinet through the intake pipe, then carry out drying process to the air through the drying cabinet, the air after the drying passes through the intake pipe and gets into the purifying box, use first filter screen, second filter screen and third filter screen to filter the air and purify, then, discharge the air after purifying the purifying box through the outlet duct; and when the first filter screen, the second filter screen and the third filter screen need to be cleaned, the pulse controller is used for automatically sensing, and then the first filter screen, the second filter screen and the third filter screen are automatically cleaned by high-pressure pulse airflow.
The utility model discloses a self-cleaning formula air cleaner is used in production of liquid oxygen liquid nitrogen, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to its concrete structure, model and the coefficient index of all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, so no longer give unnecessary details here.
The self-cleaning air filter for producing liquid oxygen and liquid nitrogen of the present invention, without being described to the contrary, "upper, lower, left, right, front, back, inside and outside" and the like included in the term only represent the orientation of the term in the normal use state, or are common names understood by those skilled in the art, and should not be considered as limitations to the term. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only. In the present invention, the terms "first", "second" and "third" do not denote any particular quantity or order, but are merely used to distinguish names.
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 variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A self-cleaning air filter for producing liquid oxygen and liquid nitrogen comprises a purifying box (1), a first filter screen (2), a second filter screen (3) and a third filter screen (4), wherein a purifying cavity is arranged inside the purifying box (1), an air inlet is formed in the bottom of the left side of the purifying box (1) in a communicated mode, an air inlet pipe (5) is formed in the left side of the air inlet in a communicated mode, an air outlet is formed in the top of the right side of the purifying box (1) in a communicated mode, an air outlet pipe (6) is formed in the right side of the air outlet in a communicated mode, the first filter screen (2) is fixed to the left side inside the purifying box (1), the second filter screen (3) is fixed to the middle of the inside of the purifying box (1), and the third filter screen (4) is fixed to the right side of the inside of the purifying box (1) and is characterized by comprising a pulse controller (7), bottom central authorities and right side middle part communicate respectively and are provided with three group's pulse trachea (8), the left side at purifying box (1) top, middle part and right side communicate respectively and are provided with three group's clearance mouths, three group's clearance mouths are located the right side of first filter screen (2) respectively, the right side of second filter screen (3) and the right side of third filter screen (4), three group's pulse trachea (8) pass three group's clearance mouths respectively and stretch into the inside of purifying box (1) respectively, the bottom of three group's pulse trachea (8) is all sealed, the left side of three group's pulse trachea (8) communicates respectively from top to bottom and is provided with the multiunit venthole, three group's pulse trachea (8) are located the right side of first filter screen (2) respectively, the right side of second filter screen (3) and the right side of.
2. The self-cleaning air filter for producing liquid oxygen and nitrogen according to claim 1, further comprising a dust collection box (9), wherein the top of the dust collection box (9) is fixed at the bottom of the purification box (1), a dust collection chamber is arranged inside the dust collection box (9), six groups of dust removal ports are respectively arranged on the left side, the middle part and the right side of the top of the dust collection box (9) and the left side, the middle part and the right side of the bottom of the purification box (1) in a communication manner, two groups of dust removal ports of the six groups of dust removal ports are arranged on the left side of the first filter screen (2), the other two groups of dust removal ports of the six groups of dust removal ports are arranged on the left side of the second filter screen (3), and the last two groups of dust removal ports of the six groups of dust removal ports are arranged.
3. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 2, wherein the first filter screen (2) is made of non-woven fabrics.
4. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 3, wherein the second filter screen (3) is made of foam plastics.
5. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 4, wherein the third filter screen (4) is a superfine glass fiber filter paper.
6. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 5, further comprising a drying box (10), wherein a drying cavity is arranged inside the drying box (10), the left side and the right side of the drying box (10) are respectively provided with two sets of drying ports in a communication manner, the drying box (10) is installed in the middle of the air inlet pipe (5), the drying box (10) is communicated with the left side and the right side of the air inlet pipe (5) through the two sets of drying ports, and a drying agent (11) is filled in the drying box (10).
7. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 6, further comprising three sets of sealing rings (12), wherein the three sets of sealing rings (12) are respectively fixed in the three sets of cleaning ports, and the inner sides of the three sets of sealing rings (12) are respectively tightly connected with the outer sides of the three sets of pulse air pipes (8).
8. The self-cleaning air filter for producing liquid oxygen and nitrogen as claimed in claim 7, wherein a glass cover plate (13) is provided in communication with the rear side of the purification box (1) and has an observation port, and the glass cover plate (13) is covered in the observation port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245472.1U CN209934314U (en) | 2019-02-27 | 2019-02-27 | Self-cleaning air filter is used in production of liquid oxygen liquid nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245472.1U CN209934314U (en) | 2019-02-27 | 2019-02-27 | Self-cleaning air filter is used in production of liquid oxygen liquid nitrogen |
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| Publication Number | Publication Date |
|---|---|
| CN209934314U true CN209934314U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920245472.1U Expired - Fee Related CN209934314U (en) | 2019-02-27 | 2019-02-27 | Self-cleaning air filter is used in production of liquid oxygen liquid nitrogen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209934314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023215943A1 (en) * | 2022-05-13 | 2023-11-16 | Enbioadvice Pty Ltd | An automated air filtration system for continous removal of aerosols |
-
2019
- 2019-02-27 CN CN201920245472.1U patent/CN209934314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023215943A1 (en) * | 2022-05-13 | 2023-11-16 | Enbioadvice Pty Ltd | An automated air filtration system for continous removal of aerosols |
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