CN211799539U - A mould board filter of fever for portable breathing apparatus - Google Patents
A mould board filter of fever for portable breathing apparatus Download PDFInfo
- Publication number
- CN211799539U CN211799539U CN202020132797.1U CN202020132797U CN211799539U CN 211799539 U CN211799539 U CN 211799539U CN 202020132797 U CN202020132797 U CN 202020132797U CN 211799539 U CN211799539 U CN 211799539U
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- CN
- China
- Prior art keywords
- filter
- filter layer
- support ring
- layer
- dust collecting
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 26
- 206010037660 Pyrexia Diseases 0.000 title claims description 10
- 238000001914 filtration Methods 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims description 69
- 238000005245 sintering Methods 0.000 claims description 16
- 239000000835 fiber Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000011010 flushing procedure Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004887 air purification Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a mould and burn board filter for portable breathing apparatus, including support ring and the filter layer subassembly of setting in the support ring inboard, the filter layer subassembly includes a plurality of filter layers, the plane at the axis perpendicular to filter layer place of support ring, and the limit portion of each filter layer all with the inner wall sealing connection of support ring, have at least one in the filter layer for moulding and burn the board filter layer, and mould and burn the structure of board filter layer and be any kind of structure in following structure: corrugated plate structure, broken line plate structure and straight plate structure. The utility model adopts the plastic burning plate for filtration, and the filtering material of the plastic burning plate is effectively used for the filter, thereby improving the filtering performance and rigidity of the filter of the portable breathing equipment and prolonging the service life of the filter; meanwhile, the back flushing or cleaning can be carried out on the plastic burning plate, the plastic burning plate filter is recycled, and the maintenance cost and the operation cost of the breathing device are reduced.
Description
Technical Field
The utility model relates to an air purification field, concretely relates to mould fever board filter for portable breathing apparatus.
Background
In the air purification field, the filter material that uses more generally is glass fiber and chemical fiber now, and is better to the removal effect of fine particulate matter, nevertheless reaches certain dust absorption volume at filter material after, the filter pressure greatly increased of filter material, just need change the filter material for continuing work, increases the running cost. The plastic sintered plate is used as a filter material of the purifying equipment, has a rigid structure, cannot deform, and has no framework abrasion, so that the service life is long, and under some working conditions, the service life of the plastic sintered plate is 10 times that of a cloth bag. Therefore, the sintered plate filter is widely used in production plants for relevant air filtration of large processing equipment. At present, the sintered plate is not used as the filter material of the portable respirator. The portable respirator comprises a filter, a fan, an air post-processing device and the like which are communicated in sequence. The air inlet end of the fan forms negative pressure, and under the action of the negative pressure, outside air enters the respirator after being filtered by the filter. The filter of the existing portable respirator is a filter consisting of a filter layer such as a conventional non-woven fabric, and has short service life and low rigidity. The technical blank is still left on the sintering plate filter of the portable respirator, so that the filter for the portable respirator based on the sintering plate is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a mould fever board filter for portable breathing equipment, still technical problem that the technique is blank on the board filter of moulding of portable respirator has been solved. The utility model discloses a filter based on mould board of fever for portable breathing apparatus, and adopted to mould the board of fever and filtered, will mould this filtering material of board of fever and be used for the filter effectively, promoted the filtering quality and the rigidity of portable breathing apparatus's filter, promoted its life.
The utility model adopts the technical scheme as follows:
the utility model provides a mould board filter for portable breathing equipment, includes the support ring and sets up the filter layer subassembly at the support ring inboard, the filter layer subassembly includes a plurality of filter layers, the plane at axis perpendicular to filter layer place of support ring, and the limit portion of each filter layer all with the inner wall sealing connection of support ring, at least one in the filter layer is for moulding the board filter layer that burns, and moulds the structure of burning the board filter layer and be any kind of structure in following structure: corrugated plate structure, broken line plate structure and straight plate structure.
Furthermore, the filter layers are three, the filter layer positioned in the middle is a sintering plate filter layer, the other two filter layers are common filter layers, and the common filter layers are any one of the following filter layers: sponge layer, non-woven fabrics filter layer, glass fiber filter layer and chemical fibre filter layer.
Furthermore, a dust collection block is arranged on the lower side of the support ring, the top of the dust collection block is downwards concave to form a dust collection groove, a sealing strip is arranged on the top of the dust collection block along the side line of the dust collection groove, the dust collection block is detachably fixed on the lower side of the support ring through a connecting assembly, the upper side and the lower side of the sealing strip are respectively in contact with the support ring and the dust collection block, and the sealing strip is in a compressed state;
dust collecting through holes are formed in the positions, located between the two adjacent filter layers, of the lower portion of the support ring, and the dust collecting grooves are communicated between the two adjacent filter layers through the dust collecting through holes;
pneumatic cylinders are installed on two sides of the plastic sintering plate filter layer, the cylinder bottom of each pneumatic cylinder is connected with the plastic sintering plate filter layer, the tail ends of piston rods of the pneumatic cylinders respectively point to a common filter layer, and the pneumatic cylinders are started to enable the tail ends of the piston rods of the pneumatic cylinders to respectively contact with the common filter layer.
Further, the end of the piston rod is convexly curved into a semispherical shape.
Further, the size of the cross section of the dust collecting through hole is reduced from top to bottom in sequence.
Further, the support ring is a rectangular ring, the dust collecting block is a strip-shaped block, the axis of the dust collecting block is parallel to the field edge at the bottom of the support ring, and the dust collecting through holes are strip-shaped holes.
Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:
1. the utility model relates to a burn board filter for portable breathing equipment, which adopts the burn board for filtration, and the filtration material of the burn board is effectively used for the filter, thereby improving the filtration performance and rigidity of the filter of the portable breathing equipment and prolonging the service life of the filter; meanwhile, the back flushing or cleaning can be carried out on the plastic burning plate, and the plastic burning plate filter is recycled, so that the maintenance cost and the operation cost of the breathing device are reduced;
2. the utility model relates to a plastic burning plate filter for portable breathing equipment, the plastic burning plates with different apertures are provided with different gas with different particle size distribution and more selectivity;
the utility model relates to a mould and burn board filter for portable breathing apparatus can utilize the fan blowback through the pneumatic cylinder to will adhere to the dust on the filter layer and hang down, and concentrate on album dirt recess, improve the utility model discloses later maintenance's convenience, and need not to break up whole filter.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained according to the drawings without creative efforts, and the proportional relationship of each component in the drawings in the present specification does not represent the proportional relationship in the actual material selection design, and is only a schematic diagram of the structure or the position, in which:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a transverse cross-sectional view of the present invention;
fig. 3 is a longitudinal sectional view of the present invention.
Reference numerals in the drawings indicate:
1-support ring, 2-common filter layer, 3-plastic sintered plate filter layer, 4-dust collecting block, 5-dust collecting through hole, 6-dust collecting groove, 7-sealing strip, 8-pneumatic cylinder, 9-connecting strip and 10-screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The term "connected" as used herein is intended to mean a conventional connection, such as integrally formed, welded, riveted, etc., if not specifically emphasized, and the specific connection is preferably adapted according to conventional technical knowledge in the art. All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 3.
Example 1
As shown in fig. 1-3, the utility model relates to a burn board filter for portable breathing equipment, including support ring 1 and set up at the inboard filter layer subassembly of support ring 1, the filter layer subassembly includes a plurality of filter layers, the plane at support ring 1's axis perpendicular to filter layer place, and the limit portion of each filter layer all with support ring 1's inner wall sealing connection, at least one in the filter layer is for burning board filter layer 3, and burns board filter layer 3's structure and be any kind of structure in following structure: corrugated plate structure, broken line plate structure and straight plate structure.
The plastic sintered plate is made of hard materials, so that the plastic sintered plate can be processed into filtering layers with various shapes, and the plastic sintered plate can be manufactured into a cuboid, a spherical shape, a cylindrical shape and the like in the attached drawings and can be respectively applied to filtering dusty gas in different spaces and processes of portable breathing equipment.
The utility model is used for during portable breathing equipment, its air inlet end of installing at the fan. Under the action of the fan, the front end of the fan generates negative pressure; under the negative pressure effect, external gas passes through the utility model discloses a mould and burn board filter, dust etc. in the gas are held back by each filter layer in moulding burning board filter, and clean gas enters into the fan through moulding burning board filter, then discharges from the fan export, enters into the people and breathes in position or clean space.
After the particles on the surface of the plastic sintered plate filter are enriched to a certain degree, the filtering pressure is increased, the plastic sintered plate can be subjected to back flushing or cleaning, the plastic sintered plate filter is recycled, and the maintenance cost and the operation cost of the breathing device are reduced.
The utility model adopts the plastic burning plate for filtration, and the filtering material of the plastic burning plate is effectively used for the filter, thereby improving the filtering performance and rigidity of the filter of the portable breathing equipment and prolonging the service life of the filter; meanwhile, the plastic sintered plate can be subjected to back flushing or cleaning, and the plastic sintered plate filter can be recycled, so that the maintenance cost is reduced.
Meanwhile, in the filtering process, most particles are blocked outside the filtering layer of the sintering plate instead of being stuck on the filtering layer, so that the service cycle is long, and the replacement cost is reduced.
The sintering plates with different pore diameters are mostly provided with gases with different particle size distributions and are available in a plurality of options.
Example 2
This example is illustrative of a specific embodiment of a filter layer assembly.
As shown in fig. 2, there are three filter layers, the middle filter layer is a sintered plate filter layer 3, the other two filter layers are common filter layers 2, and the common filter layer 2 is any one of the following filter layers: sponge layer, non-woven fabrics filter layer, glass fiber filter layer and chemical fibre filter layer.
Example 3
This embodiment is an explanation of the preferred embodiment of the present invention.
As shown in fig. 3, a dust collection block 4 is installed on the lower side of the support ring 1, the top of the dust collection block 4 is recessed downward to form a dust collection groove 6, a sealing strip 7 is arranged on the top of the dust collection block 4 along the side line of the dust collection groove 6, the dust collection block 4 is detachably fixed on the lower side of the support ring 1 through a connecting assembly, the upper side and the lower side of the sealing strip 7 are respectively contacted with the support ring 1 and the dust collection block 4, and the sealing strip 7 is in a compressed state;
dust collecting through holes 5 are formed in the lower portion of the support ring 1 and located between the two adjacent filter layers, and the dust collecting through holes 5 are communicated between the two adjacent filter layers and the dust collecting grooves 6;
Because the sintering plate is made of rigid materials and can be used as a bearing part, the pneumatic cylinder 8 can be arranged and can be bonded on the sintering plate filter layer 3 or fixed on the sintering plate filter layer 3 by adopting parts such as screws and the like.
Along the air intake direction, dust and the like in the air are trapped in fig. 3: the common filter layer 2 and the left side of the sintering plate filter layer 3; when the filtering pressure is increased and the sintered plate is cleaned, the disassembly and the assembly are troublesome, and the cleaning steps are multiple; and when direct blowback, because the utility model discloses a set up the multilayer filter layer, lead to being located the dust between two filter layers 2 and only shift to left filter layer on the filter layer by the right side, can't adopt this kind of easy and simple to handle clean mode of blowback.
Based on the situation, the utility model is provided with the pneumatic cylinder 8, when a plurality of filters are needed to be cleaned, the pneumatic cylinder 8 positioned on the right side of the plastic sintered plate filter layer 3 is firstly started to be close to the fan, namely the pneumatic cylinder 8 positioned on the right side of the plastic sintered plate filter layer 3 is enabled to extend the piston rod of the pneumatic cylinder and impact the common filter layer 2 positioned on the right side of the plastic sintered plate filter layer 3, the common filter layer 2 deforms within the elastic range of the common filter layer 2, and based on the inertia effect, dust attached to the common filter layer 2 keeps in place and then is separated from the common; the piston rod is repeatedly stretched and contracted for a plurality of times, so that the dust on the common filter layer 2 can be separated from the common filter layer 2, and the separated dust moves downwards under the action of gravity and falls into the dust collecting groove after passing through the dust collecting through hole. At this time, the dust collecting block 4 is removed and the dust inside is dumped.
Then starting a fan for back blowing, wherein dust attached to one side, far away from the fan, of the plastic burning plate filter layer 3 is blown to the common filter layer 2 on the left side of the plastic burning plate filter layer 3; then the fan is closed, the pneumatic cylinder on the left side of the plastic sintering plate filter layer 3 is started, the principle of the pneumatic cylinder is the same as that of the pneumatic cylinder, dust on the common filter layer 2 is separated from the common filter layer 2, and the separated dust moves downwards under the action of gravity and falls into the dust collecting groove after passing through the dust collecting through holes. At this time, the dust collecting block 4 is removed and the dust inside is dumped.
And the electrostatic absorber can be rotated in the dust collecting groove in a dark mode, so that the collection of dust is accelerated.
The utility model discloses in, can utilize the fan blowback through pneumatic cylinder 8 to will attach to the dust on the filter layer and drop, and concentrate on the collection dirt recess, improved the utility model discloses later maintenance's convenience, and need not to break up whole filter.
Preferably, the distal end of the piston rod is convexly curved in a hemispherical shape. The piston rod is in spherical contact with the filter layer, so that contact stress is reduced, and the filter layer is prevented from being damaged due to overlarge contact stress.
Further, the size of the cross section of the dust collecting through-holes 5 is reduced in order from top to bottom.
Preferably, the support ring 1 is a rectangular ring, the dust collecting block 4 is a strip-shaped block, the axis of the dust collecting block is parallel to the field edge at the bottom of the support ring 1, and the dust collecting through holes 5 are strip-shaped holes.
The connecting component can adopt a screw, a hook and the like. The utility model discloses in, coupling assembling has two, sets up respectively in the both sides of support ring, and it includes connecting strip and two screws, and a screw passes behind the connecting strip with album dirt piece threaded connection, another pass behind the connecting strip with support ring threaded connection.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions conceived by the inventive work within the technical scope disclosed by the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. A mould board filter of fever for portable breathing apparatus which characterized in that: including support ring (1) and set up the filter layer subassembly at support ring (1) inboard, the filter layer subassembly includes a plurality of filter layers, the plane at axis perpendicular to filter layer place of support ring (1), and the limit portion of each filter layer all with the inner wall sealing connection of support ring (1), at least one in the filter layer is for moulding fever board filter layer (3), and the structure of moulding fever board filter layer (3) is any one of following structure: corrugated plate structure, broken line plate structure and straight plate structure.
2. A sintered plate filter for a portable breathing apparatus according to claim 1 wherein: the filter layer has three, and the filter layer that is located the centre is for moulding board filter layer (3), and remaining two are ordinary filter layer (2), ordinary filter layer (2) are any kind of filter layer in the following filter layer: sponge layer, non-woven fabrics filter layer, glass fiber filter layer and chemical fibre filter layer.
3. A sintered plate filter for a portable breathing apparatus according to claim 2 wherein: the dust collection device is characterized in that a dust collection block (4) is mounted on the lower side of the support ring (1), the top of the dust collection block (4) is downwards concave to form a dust collection groove (6), a sealing strip (7) is arranged on the top of the dust collection block (4) along the side line of the dust collection groove (6), the dust collection block (4) is detachably fixed on the lower side of the support ring (1) through a connecting assembly, the upper side and the lower side of the sealing strip (7) are respectively in contact with the support ring (1) and the dust collection block (4), and the sealing strip (7) is in a compressed state;
dust collecting through holes (5) are formed in the positions, located between the two adjacent filter layers, of the lower portion of the support ring (1), and the dust collecting through holes (5) are communicated between the two adjacent filter layers and the dust collecting groove (6);
pneumatic cylinders (8) are installed on two sides of the plastic sintering plate filtering layer (3), the cylinder bottom of each pneumatic cylinder (8) is connected with the plastic sintering plate filtering layer (3), the tail ends of piston rods of the pneumatic cylinders respectively point to one common filtering layer (2), and the tail ends of the piston rods of the pneumatic cylinders (8) are respectively contacted with one common filtering layer (2) by starting the pneumatic cylinders.
4. A sintered plate filter for a portable breathing apparatus according to claim 3 wherein: the tail end of the piston rod protrudes outwards to form a hemisphere shape.
5. A sintered plate filter for a portable breathing apparatus according to claim 3 wherein: the size of the cross section of the dust collecting through hole (5) is reduced from top to bottom in sequence.
6. A sintered plate filter for a portable breathing apparatus according to claim 3 wherein: the dust collecting device is characterized in that the support ring (1) is a rectangular ring, the dust collecting block (4) is a strip-shaped block, the axis of the dust collecting block is parallel to the field edge of the bottom of the support ring (1), and the dust collecting through holes (5) are strip-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132797.1U CN211799539U (en) | 2020-01-20 | 2020-01-20 | A mould board filter of fever for portable breathing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132797.1U CN211799539U (en) | 2020-01-20 | 2020-01-20 | A mould board filter of fever for portable breathing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211799539U true CN211799539U (en) | 2020-10-30 |
Family
ID=72992270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020132797.1U Expired - Fee Related CN211799539U (en) | 2020-01-20 | 2020-01-20 | A mould board filter of fever for portable breathing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211799539U (en) |
-
2020
- 2020-01-20 CN CN202020132797.1U patent/CN211799539U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |