CN108905421B - Composite grid type air purification filter element - Google Patents
Composite grid type air purification filter element Download PDFInfo
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- CN108905421B CN108905421B CN201810781874.3A CN201810781874A CN108905421B CN 108905421 B CN108905421 B CN 108905421B CN 201810781874 A CN201810781874 A CN 201810781874A CN 108905421 B CN108905421 B CN 108905421B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
Abstract
The invention discloses a composite grid type air purification filter element which comprises a shell, wherein the shell is of a frame structure and comprises an upper plate, a left plate, a lower plate and a right plate which are sequentially connected end to end; a first screen plate, a second screen plate and filter plates are detachably arranged between the upper plate and the lower plate, and the first screen plate and the second screen plate are clamped between the two filter plates; the first screen plate is provided with a vertical grid, the second screen plate is provided with a transverse grid, and the vertical grid on the first screen plate and the transverse grid on the second screen plate are arranged in a staggered mode to form a grid structure; a plurality of adsorption columns are convexly arranged on the surface of the filter plate and are embedded into the holes of the grid for fixation; the lower plate of the shell is provided with an air inlet, and the upper plate of the shell is provided with an air outlet. The air purification filter element provided by the invention is formed by combining a plurality of modules, is convenient to disassemble, assemble and clean, and has a simple structure.
Description
Technical Field
The invention relates to the technical field of gas purification, in particular to a composite grid type air purification filter element.
Background
With the increasing air pollution, it has become a common requirement to filter the particles in the indoor air to prevent the particles from entering human body. In particular, in recent years, attention has been paid to fine particulate matter pollution such as PM2.5, and the demand for air cleaners has been increasing. An air purifier refers to a device for purifying polluted air and converting the polluted air into fresh air. Specifically, a fan is used to suck contaminated air and pass it through a filter, thereby collecting fine dust or bacteria and filtering off odor such as smoke.
The filter screen is often used to filter in present air cleaner, and then, the clarifier is used for a long time and can cause filter screen self pollution problem. Because the purifier needs to purify and filter the existing air, the filter element is an integrated structure, various dust impurities and the like are usually generated in the purifier, particularly, the filter screen in the filter element is dense, the adhered dust is very difficult to clean, the purifier is troublesome to clean manually each time, and secondary pollution is caused if the purifier is not cleaned; the existing filter element has higher cost, and has higher production and use cost if needing to be replaced regularly.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides a composite grid type air purification filter element for solving the problems that a filter element in the existing air purifier is not easy to clean.
The invention is realized by the following technical scheme:
the composite grid type air purification filter element comprises a shell, wherein the shell is of a frame structure and comprises an upper plate, a left plate, a lower plate and a right plate which are sequentially connected end to end; a first screen plate, a second screen plate and filter plates are detachably arranged between the upper plate and the lower plate, and the first screen plate and the second screen plate are clamped between the two filter plates; the first screen plate is provided with a vertical grid, the second screen plate is provided with a transverse grid, and the vertical grid on the first screen plate and the transverse grid on the second screen plate are arranged in a staggered mode to form a grid structure; a plurality of adsorption columns are convexly arranged on the surface of the filter plate and are embedded into the holes of the grid for fixation; the lower plate of the shell is provided with an air inlet, and the upper plate of the shell is provided with an air outlet.
The working principle of the invention is as follows: the shell is used as a cylinder supporting frame structure of the filter element, and the upper plate, the left plate, the lower plate and the right plate can be integrally formed and can be combined and connected in a detachable or non-detachable mode to form an integral shell structure; the filter element structure is formed by splicing a first screen plate and a second screen plate, then, adsorption columns on the filter plate are correspondingly embedded into holes of the grid structure, and the filter element structure is combined, so that the filter plate is detached and cleaned independently during cleaning, and then the first screen plate and the second screen plate are detached and cleaned independently respectively; compared with the existing filter screen cleaning process integrating horizontal and vertical staggering, the first screen plate and the second screen plate are both provided with the grids extending in one direction, and the cleaning is very convenient. In conclusion, the air purification filter element provided by the invention is formed by combining a plurality of modules, is convenient to disassemble, assemble and clean, and has a simple structure.
Preferably, the first net plate comprises a fixing plate I and a fixing plate II, the fixing plate I is used for being connected with an upper plate of the shell in a parallel mode, and the fixing plate II is used for being connected with a lower plate of the shell in a parallel mode; a plurality of partition plates I are arranged between the fixed plate I and the fixed plate II and are uniformly distributed along the axial direction of the fixed plate I or the fixed plate II, the opposite plate surfaces of any two adjacent partition plates I are parallel to each other, and two ends of each partition plate I in the long axis direction are respectively and vertically connected with the plate surfaces of the fixed plate I and the fixed plate II;
the second otter board includes fixed plate III and fixed plate IV, fixed plate III is used for being connected with the left board parallel arrangement of casing, fixed plate IV is used for being connected with the right board parallel arrangement of casing, be equipped with a plurality of baffle II between fixed plate III and the fixed plate IV, a plurality of baffle II are along fixed plate III or fixed plate IV axial evenly distributed, and arbitrary two adjacent baffle II faces in opposite directions are parallel to each other, baffle II's major axis direction both ends set up with fixed plate III and fixed plate IV's face is perpendicular respectively and are connected.
For the first net plate, a plurality of partition plates I are arranged between a fixing plate I and a fixing plate II and fixed to form an integral structure; the second otter board is fixed between placing a plurality of baffle II in fixed plate III and fixed plate IV, simple structure, be convenient for wash, and dismouting operation.
Preferably, the outer fringe department along axial direction all sets up the draw-in groove on baffle I and the baffle II, and the draw-in groove of baffle I on the first otter board corresponds the adaptation each other with the draw-in groove of baffle II on the second otter board.
The draw-in groove of seting up mutual adaptation on baffle I at first otter board and the baffle II of second otter board does benefit to increase area of contact between them, forms the complete net pore structure of structure, does benefit to the adsorption column on the filter plate and fixes a position the installation operation and improve the steadiness of connecting, also does benefit to simultaneously to improve first otter board and second otter board and combine to be holistic structure steadiness.
Preferably, two end faces in the long axis direction of the fixing plate I and two end faces in the long axis direction of the fixing plate II are both provided with sliding grooves, and the extending direction of the sliding grooves is perpendicular to the axis direction of the fixing plate I or the fixing plate II; sliding rails matched with the sliding grooves in a sliding mode are convexly arranged on the inner plate surfaces at the two ends of the fixing plate III in the long axis direction and the inner plate surfaces at the two ends of the fixing plate IV in the long axis direction; and a plurality of limiting grooves are formed in the grooves in the outer side wall of the sliding rail, a plurality of elastic limiting bulges are arranged on the inner wall of the sliding groove, and the elastic limiting bulges are embedded into the limiting grooves and fixed.
The second screen plate and the first screen plate are installed, positioned and fixed in the sliding direction of the sliding groove and the sliding rail, the structure is simple, the operation is convenient, and the fixing firmness of the second screen plate and the first screen plate is increased by embedding the elastic limiting bulges on the inner wall of the sliding groove into the limiting grooves on the outer wall of the sliding rail. The elastic limiting bulge can adopt an elastic rubber pad.
Preferably, the surfaces of the fixing plate I and the fixing plate II are both provided with threaded holes, and the upper plate and the lower plate of the shell are both provided with through holes; the bolt penetrates through the through hole in the upper plate and is fixed in the threaded hole in the screw-in fixing plate I, and the bolt penetrates through the through hole in the lower plate and is fixed in the threaded hole in the screw-in fixing plate II.
When the screen plate is used, the first screen plate and the second screen plate are connected in a combined mode to form a grid integral structure, then the integral structure is arranged in the shell and fixed through the bolts, and operation is convenient.
Preferably, a limit ring plate is arranged on the side wall of the outer edge of the filter plate along the circumferential direction, and the outer diameter of the limit ring plate is larger than the calibers of the front and rear open ends of the shell; the filter plate is correspondingly embedded into the front and rear open ends of the shell and is fixed.
Preferably, a plurality of adsorption columns on the filter plate are arranged in a staggered mode.
Because the adsorption columns on the filter plate are arranged in a staggered mode, in the process that gas entering from the air inlet flows to the air outlet, the adsorption columns in front need to be continuously wound to form a curved flow path, the circulation path of the gas is increased, the retention time of the gas in the shell is prolonged, the adsorption columns can adsorb particle impurities such as dust, pollen and the like in the gas and even bacteria, the clean gas is discharged from the air outlet, and the air purification efficiency is improved.
Preferably, the adsorption column comprises a positioning column and an adsorption sleeve; the surface of the filter plate is vertically provided with a plurality of positioning columns, and the outer diameters of the positioning columns in the direction away from the surface of the filter plate are gradually increased to form a circular truncated cone structure; the adsorption sleeve is made of elastic adsorption materials and is sleeved on the positioning column in a cylindrical structure.
The main body structure of the adsorption column is formed by the positioning column and the adsorption sleeve, the adsorption sleeve is detachably sleeved on the positioning column, and the adsorption column is simple in structure and convenient to disassemble, assemble, clean and operate more smoothly; and the reference column is in along keeping away from the ascending external diameter of the direction of filter plate face and increasing gradually and be round platform type structure, adsorbs the sleeve and is in the natural extension state near filter plate end inner wall, and in keeping away from the filter plate direction, the inner wall is propped open by the reference column gradually, receives the elasticity of adsorption sleeve self and resumes the effort, makes adsorption sleeve and reference column support zonulae occludens cooperation, prevents to adsorb slippage in the sleeve installation.
Preferably, the filter plate is of a hollow shell structure, and the positioning column is of a hollow circular truncated cone structure; the surface of the filter plate is provided with a plurality of communicating holes, the end surface of the positioning column facing the filter plate is provided with a distribution hole extending along the axial direction, and the distribution hole is communicated with the hollow cavity of the filter plate through the communicating holes; a plurality of permeation holes are formed in the side wall of the positioning column; the filter plate is also provided with a liquid inlet pipe communicated with the hollow cavity.
During the use, still can lead to liquid such as water in going through the feed liquor pipe to the cavity of filter plate, liquid gets into the distribution on the reference column that corresponds through each intercommunicating pore, only needs to adopt certain hydraulic pressure, just can extrude the downthehole liquid of distribution the infiltration hole and then with the contact of adsorption sleeve, carries out the moist effect gradually to adsorption sleeve to improve the adsorption effect of adsorption sleeve to impurity in the gas.
Preferably, the air inlet on the lower plate and the air outlet on the upper plate are both provided with a ventilation grating plate, and the ventilation grating plate comprises a frame and a grating plate arranged in the frame.
The invention has the following advantages and beneficial effects:
1. the working principle of the invention is as follows: the shell is used as a cylinder supporting frame structure of the filter element, and the upper plate, the left plate, the lower plate and the right plate can be integrally formed and can be combined and connected in a detachable or non-detachable mode to form an integral shell structure; the filter element structure is formed by splicing a first screen plate and a second screen plate, then, adsorption columns on the filter plate are correspondingly embedded into holes of the grid structure, and the filter element structure is combined, so that the filter plate is detached and cleaned independently during cleaning, and then the first screen plate and the second screen plate are detached and cleaned independently respectively; compared with the existing filter screen cleaning process integrating horizontal and vertical staggering, the first screen plate and the second screen plate are both provided with the grids extending in one direction, and the cleaning is very convenient. In conclusion, the air purification filter element provided by the invention is formed by combining a plurality of modules, is convenient to disassemble, assemble and clean, and has a simple structure;
2. for a first net plate, a plurality of partition plates I are arranged between a fixing plate I and a fixing plate II and fixed to form an integral structure; the second otter board is fixed between placing a plurality of baffle II in fixed plate III and fixed plate IV, simple structure, be convenient for wash, and dismouting operation. The mutually matched clamping grooves are formed in the partition plate I of the first screen plate and the partition plate II of the second screen plate, so that the contact area between the first screen plate and the second screen plate is favorably increased, a grid hole structure with a complete structure is formed, the positioning and mounting operation of adsorption columns on the filter plates are favorably carried out, the connection stability is improved, and the structural stability of the first screen plate and the second screen plate combined into a whole is favorably improved;
3. when the screen is used, the first screen plate and the second screen plate are combined and connected to form a grid integral structure, then the integral structure is arranged in the shell and is fixed through the bolts, and the operation is convenient. The second screen plate and the first screen plate are installed, positioned and fixed in the sliding direction of the sliding groove and the sliding rail, the structure is simple, the operation is convenient, and the fixing firmness of the second screen plate and the first screen plate is increased by embedding the elastic limiting bulges on the inner wall of the sliding groove into the limiting grooves on the outer wall of the sliding rail. The elastic limiting bulge can adopt an elastic rubber pad;
4. when the filter plate is used, the adsorption columns on the filter plate are arranged in a staggered manner, so that gas entering from the air inlet needs to continuously bypass the adsorption columns in front in the process of flowing to the air outlet to form a curved flow path, the flow path of the gas is increased, the retention time of the gas in the shell is prolonged, the adsorption columns are favorable for adsorbing particle impurities such as dust, pollen and the like in the gas and even bacteria and the like, clean gas is discharged from the air outlet, and the air purification efficiency is improved;
5. when the adsorption column is used, the main body structure of the adsorption column is formed by the positioning column and the adsorption sleeve, the adsorption sleeve is detachably sleeved on the positioning column, and the adsorption column is simple in structure and convenient to disassemble, assemble, clean and slide; the outer diameter of the positioning column in the direction away from the surface of the filter plate is gradually increased to form a circular truncated cone structure, the inner wall of the adsorption sleeve close to the end of the filter plate is in a natural extension state, the inner wall is gradually propped open by the positioning column in the direction away from the filter plate, and the adsorption sleeve is tightly connected and matched with the positioning column support under the elastic recovery action of the adsorption sleeve, so that the adsorption sleeve is prevented from slipping in the installation process;
6. when the adsorption sleeve is used, liquid such as water can be introduced into the hollow cavity of the filter plate through the liquid inlet pipe, the liquid enters the distribution holes in the corresponding positioning columns through the communication holes, the liquid in the distribution holes can be extruded out of the permeation holes to be in contact with the adsorption sleeve only by adopting certain hydraulic pressure, and the adsorption sleeve is gradually wetted, so that the adsorption effect of the adsorption sleeve on impurities in gas is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic perspective view of the housing of the present invention;
FIG. 2 is a schematic perspective view of a first net plate according to the present invention;
FIG. 3 is a schematic perspective view of a second net plate according to the present invention;
FIG. 4 is a schematic perspective view of the filter plate of the present invention;
FIG. 5 is a schematic diagram of a grid structure of the present invention;
FIG. 6 is a schematic diagram of a section structure of the sliding groove and the sliding rail of the present invention;
FIG. 7 is a schematic cross-sectional view of a filter plate according to the present invention;
fig. 8 is a schematic view of the structure of the ventilating grid plate of the present invention.
Reference numbers and corresponding part names in the drawings: 101-shell, 102-first screen plate, 103-second screen plate, 104-filter plate, 105-adsorption column, 106-fixing plate I, 107-fixing plate II, 108-partition plate I, 109-fixing plate III, 110-fixing plate IV, 111-clamping groove, 112-sliding groove, 113-sliding rail, 114-limiting groove, 115-elastic limiting protrusion, 116-threaded hole, 117-through hole, 118-rubber gasket, 119-limiting ring plate, 120-positioning column, 121-adsorption sleeve, 122-distribution hole, 123-liquid inlet pipe, 124-frame, 125-grid plate, 126-grid hole and 127-partition plate II.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment provides a composite grid type air purification filter element, which comprises a cuboid shell 101, wherein the shell 101 is of a frame structure, and the shell 101 is formed by sequentially connecting an upper plate, a left plate, a lower plate and a right plate end to end; a first screen plate 102, a second screen plate 103 and filter plates 104 are detachably arranged between the upper plate and the lower plate, the first screen plate 102 and the second screen plate 103 are clamped between the two filter plates 104, the two filter plates 104 are symmetrical to each other, and the plate surfaces are arranged in parallel; a vertical grid is arranged on the first screen plate 102, a transverse grid is arranged on the second screen plate 103, and the vertical grid on the first screen plate 102 and the transverse grid on the second screen plate 103 are arranged in a staggered mode to form a grid structure; a plurality of adsorption columns 105 are convexly arranged on the surface of the filter plate 104, and the adsorption columns 105 are embedded into the holes of the grid for fixation; an air inlet is formed on the lower plate of the shell 101, and an air outlet is formed on the upper plate of the shell 101. The respective plate surface directions of the first mesh plate 102, the second mesh plate 103 and the two filter plates 104 are all parallel to the front and rear open end surfaces of the shell 101, and the integral structure of the first mesh plate 102, the second mesh plate 103 and the two filter plates 104 is located at the geometric center of the shell 101.
Example 2
The improvement is further provided on the basis of the embodiment 1, the first net plate 102 comprises a fixing plate I106 and a fixing plate II107, the fixing plate I106 and the fixing plate II107 are both in a cuboid plate structure, the fixing plate I106 is used for being in parallel contact connection with an upper plate of the shell 101, and the fixing plate II107 is used for being in parallel contact connection with a lower plate of the shell 101; a plurality of partition plates I108 are arranged between the fixing plate I106 and the fixing plate II107, the partition plates I108 are of a cuboid-shaped long and thin plate structure, the plurality of partition plates are linearly distributed at equal intervals along the axial direction of the fixing plate I106 or the fixing plate II107, the opposite plate surfaces of any two adjacent partition plates I108 are parallel to each other, and two ends of each partition plate I108 in the long axis direction are respectively and vertically connected with the plate surfaces of the fixing plate I106 and the fixing plate II 107;
the second net plate 103 comprises a fixed plate III109 and a fixed plate IV110, the fixed plate III109 is used for being in parallel contact connection with the left plate of the shell 101, the fixed plate IV110 is used for being in parallel contact connection with the right plate of the shell 101, a plurality of partition plates II127 are arranged between the fixed plate III109 and the fixed plate IV110, the partition plates II127 are also rectangular slender plates, the plurality of partition plates II127 are linearly distributed at equal intervals along the axial direction of the fixed plate III109 or the fixed plate IV110, the opposite plate surfaces of any two adjacent partition plates II127 are parallel to each other, and two ends of the partition plates II127 in the long axis direction are respectively perpendicular to the plate surfaces of the fixed plate III109 and the fixed plate IV 110. The outer edges of the partition plates I108 and II127 along the axial direction are provided with clamping grooves 111, and the clamping grooves 111 of the partition plates I108 on the first net plate 102 and the clamping grooves 111 of the partition plates II127 on the second net plate 103 are correspondingly matched with each other. Thus, the partition boards I108 on the first net board 102 are vertically arranged, the partition boards II127 on the second net board 103 are transversely arranged, and the partition boards I108 on the first net board 102 and the partition boards II127 on the second net board 103 are in staggered contact to form a square or rectangular mesh structure.
Example 3
On the basis of embodiment 2, further improvement is made that sliding grooves 112 are formed in both end faces of the fixing plate I106 in the long axis direction and both end faces of the fixing plate II107 in the long axis direction, and the extending direction of the sliding grooves 112 is perpendicular to the axial direction of the fixing plate I106 or the fixing plate II 107; slide rails 113 which are matched with the slide grooves 112 in a sliding manner are convexly arranged on the inner plate surfaces at the two ends of the fixing plate III109 in the long axis direction and the inner plate surfaces at the two ends of the fixing plate IV110 in the long axis direction; and a plurality of limiting grooves 114 are formed in the outer side wall of the sliding rail 113, a plurality of elastic limiting protrusions 115 are formed on the inner wall of the sliding groove 112, and the elastic limiting protrusions 115 are used for being embedded into the limiting grooves 114 for fixing. Threaded holes 116 are formed in the plate surfaces of the fixing plate I106 and the fixing plate II107, and through holes 117 are formed in the upper plate and the lower plate of the shell 101; the screws are inserted through the through holes 117 in the upper plate and screwed into the screw holes 116 in the fixing plate I106, and the screws are inserted through the through holes 117 in the lower plate and screwed into the screw holes 116 in the fixing plate II 107. Rubber gaskets 118 are annularly arranged on the inner wall of the frame-shaped structure of the shell 1, and the rubber gaskets 118 are in transition fit and extrusion between the outer plate surfaces of the fixing plates I106, II107, III109 and IV110 and the inner plate surface of the shell 101.
Example 4
On the basis of embodiment 3, a limit ring plate 119 is arranged on the side wall of the outer edge of the filter plate 104 along the circumferential direction, and the outer diameter of the limit ring plate 119 is larger than the caliber of the front and rear open ends of the shell 101; filter sheet 104 is fitted into the front and rear open ends of housing 101. The adsorption columns 105 on the filter plate 104 are arranged in a staggered manner. After the filter plate 104 is inserted into the front and rear ports of the housing 101, it can be fixed to the inner wall of the port by the existing clamping structure or bolts, and a rubber gasket can be disposed between the contact surfaces of the filter plate 104 and the inner wall of the port to improve the contact sealing property.
Example 5
In a further improvement on embodiment 4, the adsorption column 105 includes a positioning column 120 and an adsorption sleeve 121; a plurality of positioning columns 120 are vertically arranged on the surface of the filter plate 104, and the outer diameters of the positioning columns 120 in the direction away from the surface of the filter plate 104 gradually increase to form a circular truncated cone structure; the adsorption sleeve 121 is made of sponge, for example, activated carbon sponge is used, the adsorption columns 105 are embedded into the holes of the grids through clearance fit, the adsorption columns 105 on the two opposite filter plates 104 are correspondingly embedded into the same grid hole 126, and the free end faces of the two adsorption columns 105 embedded into the grid holes 126 at the two axial ends of the grid holes 126 are abutted and contacted. The auxiliary sleeve 121 is sleeved on the positioning column 120 in a cylindrical structure. The filter plate 104 is a hollow shell structure, and the positioning column 120 is a hollow circular truncated cone structure; a plurality of communicating holes are formed in the surface of the filter plate 104, distribution holes 122 extending in the axial direction are formed in the end surface of the positioning column 120 facing the filter plate 104, and the distribution holes 122 are communicated with the hollow cavity of the filter plate 104 through the communicating holes; a plurality of penetration holes are formed in the side wall of the positioning column 120; the filter plate 104 is further provided with a liquid inlet pipe 123 communicated with the hollow chamber. The smaller the inner diameter of the permeation pore, the greater the hydraulic pressure required. Or the normal operating normal pressure water in the aperture of the penetration hole passes through, only need in the outer wall of the positioning column 120 adhere to the one deck osmotic membrane can, the water in the guarantee distribution hole oozes with slower speed, the outflow speed of guarantee water is less than the water absorption rate of sponge, prevent that rivers too big from causing the absorption sleeve 121 to absorb water excessively even to casing 101 internal flow, influence normal purification efficiency. When in use, water can be supplied to the adsorption sleeve 121 according to the requirement, for example, when the purification efficiency needs to be improved or the adsorption sleeve 121 is dry.
Example 6
In a further improvement on the basis of embodiment 5, the air inlets on the lower plate and the air outlets on the upper plate are provided with ventilation grating plates, and each ventilation grating plate comprises a frame 124 and a grating plate 125 arranged in the frame 124.
The above embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above embodiments are merely exemplary embodiments of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The composite grid type air purification filter element comprises a shell (101), and is characterized in that the shell (101) is of a frame structure, and the shell (101) comprises an upper plate, a left plate, a lower plate and a right plate which are sequentially connected end to end; a first screen plate (102), a second screen plate (103) and filter plates (104) are detachably arranged between the upper plate and the lower plate, and the first screen plate (102) and the second screen plate (103) are clamped between the two filter plates (104); a vertical grid is arranged on the first screen plate (102), a transverse grid is arranged on the second screen plate (103), and the vertical grid on the first screen plate (102) and the transverse grid on the second screen plate (103) are arranged in a staggered mode to form a grid structure; a plurality of adsorption columns (105) are convexly arranged on the surface of the filter plate (104), and the adsorption columns (105) are embedded into the holes of the grid for fixation; an air inlet is formed in the lower plate of the shell (101), and an air outlet is formed in the upper plate of the shell (101);
the adsorption column (105) comprises a positioning column (120) and an adsorption sleeve (121); a plurality of positioning columns (120) are vertically arranged on the plate surface of the filter plate (104), and the outer diameters of the positioning columns (120) in the direction away from the plate surface of the filter plate (104) are gradually increased to form a circular truncated cone structure; the adsorption sleeve (121) is sleeved on the positioning column (120);
the filter plate (104) is of a hollow shell structure, and the positioning column (120) is of a hollow circular truncated cone structure; the plate surface of the filter plate (104) is provided with a plurality of communicating holes, the end surface of the positioning column (120) facing the filter plate (104) is provided with a distribution hole (122) extending along the axial direction, and the distribution hole (122) is communicated with the hollow cavity of the filter plate (104) through the communicating holes; the side wall of the positioning column (120) is provided with a plurality of penetration holes.
2. The composite grid air purification filter element according to claim 1, wherein the first screen plate (102) comprises a fixing plate I (106) and a fixing plate II (107), the fixing plate I (106) is used for being arranged and connected with the upper plate of the shell (101) in parallel, and the fixing plate II (107) is used for being arranged and connected with the lower plate of the shell (101) in parallel; a plurality of partition plates I (108) are arranged between the fixing plate I (106) and the fixing plate II (107), the plurality of partition plates I (108) are uniformly distributed along the axial direction of the fixing plate I (106) or the fixing plate II (107), the opposite plate surfaces of any two adjacent partition plates I (108) are parallel to each other, and two ends of the partition plates I (108) in the long axis direction are respectively and vertically connected with the plate surfaces of the fixing plate I (106) and the fixing plate II (107);
the second otter board (103) is including fixed plate III (109) and fixed plate IV (110), fixed plate III (109) are used for being connected with the left board parallel arrangement of casing (101), fixed plate IV (110) are used for being connected with the right board parallel arrangement of casing (101), be equipped with a plurality of baffles II (127) between fixed plate III (109) and fixed plate IV (110), a plurality of baffles II (127) are along fixed plate III (109) or fixed plate IV (110) axial evenly distributed, and arbitrary two adjacent baffles II (127) face each other in opposite directions, the major axis direction both ends of baffle II (127) are connected with the perpendicular setting of face of fixed plate III (109) and fixed plate IV (110) respectively.
3. The composite grid type air purification filter element as claimed in claim 2, wherein the outer edges of the partition plate I (108) and the partition plate II (127) along the axial direction are respectively provided with a clamping groove (111), and the clamping groove (111) of the partition plate I (108) on the first net plate (102) and the clamping groove (111) of the partition plate II (127) on the second net plate (103) are correspondingly matched with each other.
4. The composite grid type air purification filter element according to claim 2, wherein sliding grooves (112) are formed in both end faces of the fixing plate I (106) in the long axis direction and both end faces of the fixing plate II (107) in the long axis direction, and the extending direction of the sliding grooves (112) is perpendicular to the axial direction of the fixing plate I (106) or the fixing plate II (107); the inner plate surfaces at two ends of the fixing plate III (109) in the long axis direction and the inner plate surfaces at two ends of the fixing plate IV (110) in the long axis direction are respectively convexly provided with a sliding rail (113) which is in sliding fit with the sliding groove (112); and a plurality of limiting grooves (114) are formed in the upper groove of the outer side wall of the sliding rail (113), a plurality of elastic limiting protrusions (115) are arranged on the inner wall of the sliding groove (112), and the elastic limiting protrusions (115) are embedded into the limiting grooves (114) for fixing.
5. The composite grid type air purification filter element according to claim 4, wherein the plate surfaces of the fixing plate I (106) and the fixing plate II (107) are both provided with threaded holes (116), and the upper plate and the lower plate of the shell (101) are both provided with through holes (117); the screw penetrates through a through hole (117) on the upper plate through a bolt and is screwed into a threaded hole (116) on the fixing plate I (106) for fixing, and the screw penetrates through a through hole (117) on the lower plate through a bolt and is screwed into a threaded hole (116) on the fixing plate II (107) for fixing.
6. The composite grid type air purification filter element according to claim 1, wherein a limit ring plate (119) is arranged on the side wall of the outer edge of the filter plate (104) along the circumferential direction, and the outer diameter of the limit ring plate (119) is larger than the caliber of the front opening end and the rear opening end of the shell (101); the filter plate (104) is correspondingly embedded into the front and rear open ends of the shell (101) and fixed.
7. The composite grid type air purification filter element according to claim 1, wherein a plurality of adsorption columns (105) on the filter plate (104) are arranged in a staggered manner.
8. The composite grid type air purification filter element as claimed in claim 1, wherein the adsorption sleeve (121) is made of an elastic adsorption material, and the adsorption sleeve (121) is sleeved on the positioning column (120) in a cylindrical structure.
9. The composite grid type air purification filter element according to claim 8, wherein the filter plate (104) is further provided with an inlet pipe (123) communicated with the hollow chamber.
10. The composite grid type air purification filter element as claimed in claim 1, wherein the air inlets on the lower plate and the air outlets on the upper plate are provided with air vent grid plates, and the air vent grid plates comprise a frame (124) and grid plates (125) arranged in the frame (124).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810781874.3A CN108905421B (en) | 2018-07-17 | 2018-07-17 | Composite grid type air purification filter element |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810781874.3A CN108905421B (en) | 2018-07-17 | 2018-07-17 | Composite grid type air purification filter element |
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| Publication Number | Publication Date |
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| CN108905421A CN108905421A (en) | 2018-11-30 |
| CN108905421B true CN108905421B (en) | 2020-10-16 |
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| CN201810781874.3A Active CN108905421B (en) | 2018-07-17 | 2018-07-17 | Composite grid type air purification filter element |
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|---|---|---|---|---|
| JP2010249486A (en) * | 2009-04-15 | 2010-11-04 | Takami Onuma | Filter for roaster |
| CN203564872U (en) * | 2013-11-28 | 2014-04-30 | 徐春招 | Filtering screen |
| CN105642026A (en) * | 2014-11-12 | 2016-06-08 | 西安子竹电子科技有限公司 | Efficient air purifier |
| CN206404477U (en) * | 2017-01-20 | 2017-08-15 | 淄博市技师学院 | A kind of air bleeding valve screen pack |
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2018
- 2018-07-17 CN CN201810781874.3A patent/CN108905421B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010249486A (en) * | 2009-04-15 | 2010-11-04 | Takami Onuma | Filter for roaster |
| CN203564872U (en) * | 2013-11-28 | 2014-04-30 | 徐春招 | Filtering screen |
| CN105642026A (en) * | 2014-11-12 | 2016-06-08 | 西安子竹电子科技有限公司 | Efficient air purifier |
| CN206404477U (en) * | 2017-01-20 | 2017-08-15 | 淄博市技师学院 | A kind of air bleeding valve screen pack |
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| CN108905421A (en) | 2018-11-30 |
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