CN114225569A - Adhesive-free air filter element and production method thereof - Google Patents
Adhesive-free air filter element and production method thereof Download PDFInfo
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- CN114225569A CN114225569A CN202111557255.4A CN202111557255A CN114225569A CN 114225569 A CN114225569 A CN 114225569A CN 202111557255 A CN202111557255 A CN 202111557255A CN 114225569 A CN114225569 A CN 114225569A
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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
- B01D46/0001—Making filtering elements
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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
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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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
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Abstract
An air filter element of an air filter without adhesive and a production method thereof belong to the technical field of filter elements and aim to solve the problems that the prior air filter element is inconvenient for multi-stage filtration, so that the filtering effect is not high and the service life is not long; according to the invention, air is introduced into the air inlet pipe, enters the annular groove through the air inlet cavity, the communicating groove and the air inlet groove, enters the lower end part of the inner part of the second inner cavity after being subjected to multiple filtration by the filtering component, then enters the fourth inner cavity through the first annular filter screen and the second annular filter screen at the same horizontal position of the first annular filter screen, is filtered by the activated carbon filter screen, eliminates the peculiar smell attached to the gas, the gas with the peculiar smell filtered enters the central cylinder through the third annular filter screen, the central cylinder is communicated with the inner part of the air outlet cavity, and finally the gas subjected to multiple-stage filtration is transmitted to the inner part of the air outlet pipe through the air outlet cavity; the invention realizes the effect of facilitating multi-stage filtration of the filter element of the air filter.
Description
Technical Field
The invention relates to the technical field of air filter elements, in particular to an adhesive-free air filter element and a production method thereof.
Background
The air filter element is a filter, also called air filter cartridge, air filter, style, etc. The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms.
Traditional air cleaner filter core filtration is less, after a period of use, the condition that filtration blocks up and filter the utility decline will appear and take place, traditional air cleaner filter core is not convenient for carry out multistage filtration, lead to filtering the utility not high, and service life is not long, traditional air cleaner filter core is not convenient for carry out the filtration of extrusion formula to the air of absorption, lead to traditional air cleaner filter core filtration efficiency lower, and traditional air cleaner filter core seal strength is lower, the condition of gas leakage easily appears, filter core filter effect has been reduced.
In view of the above problems, an adhesive-free air filter element and a method of manufacturing the same are provided.
Disclosure of Invention
The invention aims to provide an adhesive-free air filter element and a production method thereof, and solves the problems that the traditional air filter element in the background art has fewer filtering structures, the filtering structures are blocked and the filtering effect is reduced after the traditional air filter element is used for a period of time, the traditional air filter element is inconvenient to carry out multi-stage filtering, the filtering effect is low, the service life is short, the traditional air filter element is inconvenient to carry out extrusion type filtering on sucked air, the filtering efficiency of the traditional air filter element is low, the sealing strength of the traditional air filter element is low, the gas leakage is easy to occur, and the filtering effect of the filter element is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: the filter element of the air filter without the adhesive comprises a filter element shell, wherein a filter element outer cover is arranged at the upper end of the filter element shell in a threaded mode, an air inlet pipe is arranged on one side of the filter element outer cover, an air outlet pipe is arranged on the other side of the filter element outer cover, the filter element shell comprises a shell and a first inner cavity arranged in the shell, a central cylinder is arranged in the first inner cavity, a thread groove is arranged at the upper end in the first inner cavity, embedded strip grooves are further formed in the upper end in the first inner cavity, four groups of embedded strip grooves are arranged at the lower end position in the first inner cavity in an embedded mode, a filter assembly is arranged in the embedded cylinder, and a sealing assembly is arranged on the outer side of the filter assembly;
the embedded cylinder comprises a second inner cavity and an annular groove, the second inner cavity is formed in the embedded cylinder, a connecting cylinder is arranged in the second inner cavity and is a cylinder body which is communicated up and down, matching strips are arranged on the outer side of the upper end of the embedded cylinder and are arranged in four groups, a first annular filter screen is arranged at the lower end of the connecting cylinder, and the interior of the connecting cylinder is communicated with the second inner cavity through the first annular filter screen;
the filter assembly is arranged inside the annular groove, the filter assembly comprises a fixing ring arranged at the bottom end inside the annular groove and reciprocating telescopic rods arranged at the upper ends of the fixing ring, the reciprocating telescopic rods are provided with four groups, one end of each reciprocating telescopic rod is connected with a third filter ring body, the third filter ring body is positioned right above the fixing ring, the fixing ring is connected with the inner wall of the annular groove, the second filter ring body is arranged at the upper end of the third filter ring body, and a first filter ring body is arranged at the upper end of the second filter ring body.
Further, first filtration ring body is including setting up at the inside filtration looped netowrk of first filtration ring body and setting up the spliced pole at first filtration ring body lower extreme, the spliced pole sets up the multiunit, first filtration ring body is filtered the ring body through the spliced pole and is connected with the second, the second filters the ring body and is filtered the ring body through the spliced pole and be connected with the third, first filtration ring body, the second filters the component that ring body and third filtration ring body were made for the same structure, first filtration ring body, the size that ring body and third filtration ring body were filtered to the second is unanimous, gu fixed ring's inner circle diameter is greater than the inner circle diameter of first filtration ring body.
Further, seal assembly is including setting up the first folding cloth in first filtration ring body upper end outside, and first folding cloth one end is connected with the ring channel inner wall, and first filtration ring body inner wall is provided with the second folding cloth, and second folding cloth one end is connected with connecting cylinder upper end outside position, and the interval position that first filtration ring body and second filtered the ring body is provided with first connecting cloth, and the interval position that second filtration ring body and third filtered the ring body is provided with the second connecting cloth.
Further, first connection cloth is including setting up the big cloth in footpath that filters the ring body outside at first filtration ring body and second, and first connection cloth is still including setting up the little cloth in footpath that filters the ring body side at first filtration ring body and second, and first connection cloth and second are the component that the same structure was made, and first folding cloth, second folding cloth, first connection cloth and second are the component that the windproof cloth material was made.
Further, the center cylinder comprises a third inner cavity and a second annular filter screen, the third inner cavity is formed in the center cylinder, the second annular filter screen is arranged at the lower end of the center cylinder, the third inner cavity is communicated with the first inner cavity through the second annular filter screen, the second annular filter screen and the first annular filter screen are located on the same horizontal plane, a fourth inner cavity is formed in the center cylinder, and the fourth inner cavity covers the outer side of the third inner cavity.
Further, the inside active carbon filter screen that is provided with of fourth inner chamber, and the level of active carbon filter screen is greater than the level of second annular filter screen, and the inside upper end of fourth inner chamber is provided with third annular filter screen, and the fourth inner chamber is linked together through third annular filter screen and third inner chamber is inside.
Further, the filter element outer cover comprises an air outlet cavity and an air inlet cavity, the air outlet cavity is arranged inside the filter element outer cover, the air inlet cavity is arranged on the outer side of the air outlet cavity in a covering mode, a communicating groove is formed in the lower end of the air inlet cavity, a threaded ring and an X-shaped sealing ring are arranged at the lower end of the filter element outer cover, the X-shaped sealing ring is located on the outer side of the threaded ring, the air inlet groove is formed in the threaded ring, the air inlet groove is communicated with the air inlet cavity through the communicating groove, the air inlet pipe is communicated with the air inlet cavity, and the air outlet pipe is communicated with the air outlet cavity.
Further, the X-shaped sealing ring comprises a first silica gel sealing ring and a connecting silica gel sealing ring arranged at the lower end of the first silica gel sealing ring, a third silica gel sealing ring is arranged at the lower end of the connecting silica gel sealing ring, the third silica gel sealing ring and the first silica gel sealing ring are members made of the same structure, the third silica gel sealing ring and the first silica gel sealing ring are equal in size, and the diameter of the connecting silica gel sealing ring is smaller than that of the first silica gel sealing ring.
Further, first silica gel sealing washer lower extreme is provided with big gasbag, and third silica gel sealing washer inner wall has been seted up and has been run through the groove, and big gasbag one end is provided with little gasbag, and big gasbag one end is in and runs through inslot portion, and the big gasbag outside with run through inslot wall and be connected, little gasbag not with run through inslot wall and be connected, little gasbag utensil possesses elasticity.
The invention provides another technical scheme that: a method of producing an adhesive-free air filter cartridge is provided comprising the steps of:
s1: manufacturing a hole at the center of the shell to form a first inner cavity, welding a center cylinder in the shell, manufacturing a hole at the center of the embedding cylinder to form a second inner cavity, forming an annular groove in the second inner cavity, arranging a sealing assembly outside the filtering assembly, welding a fixing ring at the bottom end in the annular groove, welding a connecting cylinder in the second inner cavity, and taking first folding cloth to connect the first folding cloth with the upper end of the outer side of the connecting cylinder;
s2: taking the embedding cylinder at the moment to enable the embedding cylinder to be embedded in the gap between the central cylinder and the shell and be positioned at the bottom end position of the gap, and welding the uppermost end contact position of the central cylinder and the connecting cylinder at the moment;
s3: and the filter element outer cover and the filter element shell are in threaded connection through the threaded ring and the threaded groove, so that all implementation steps are completed.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides an adhesive-free air filter element and a production method thereof.A gas inlet pipe is filled with air, the air enters the annular groove through a gas inlet cavity, a communicating groove and a gas inlet groove, is subjected to multiple filtration by a filter assembly and then enters the lower end part of the inner part of a second inner cavity, then enters the inner part of a fourth inner cavity through a first annular filter screen and a second annular filter screen at the same horizontal position, is filtered by an active carbon filter screen to eliminate peculiar smell attached to the gas, the gas with the peculiar smell filtered enters a central cylinder through a third annular filter screen, the central cylinder is communicated with the inner part of a gas outlet cavity, and finally the gas with multiple-stage filtration is transmitted to the inner part of a gas outlet pipe through the gas outlet cavity.
2. The invention provides an adhesive-free air filter element and a production method thereof, when gas enters a second inner cavity, a reciprocating telescopic rod can be driven to drive a third filtering ring body, a second filtering ring body and a first filtering ring body to carry out reciprocating motion, the gas in the second inner cavity is subjected to extrusion type filtering, the filtering speed of the gas is accelerated, three groups of filtering ring nets arranged on the first filtering ring body, the second filtering ring body and the third filtering ring body are different in mesh diameter, the filtering pressure is effectively relieved, a first folding cloth and a second folding cloth are arranged at the upper end of the first filtering ring body, a first connecting cloth is arranged at the distance between the first filtering ring body and the second filtering ring body, a second connecting cloth is arranged at the distance between the second filtering ring body and the third filtering ring body, when the first filtering ring body, the second filtering ring body and the third filtering ring body carry out reciprocating motion, the gas leakage condition can not be caused, and the impurities filtered out by the first filtering ring body, the second filtering ring body and the third filtering ring body are always in the second inner cavity.
3. The invention provides an adhesive-free air filter element and a production method thereof.A filter element outer cover and a filter element shell are in threaded connection through a threaded ring and a threaded groove, namely the filter element outer cover is pressed downwards at the moment, so that the upper end surface of an X-shaped sealing ring is contacted with the side surface of the filter element outer cover, the lower end surface of the X-shaped sealing ring is contacted with the upper side surface of a shell, and the X-shaped sealing ring covers four groups of embedded strip grooves.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a cartridge housing and threaded collar arrangement of the present invention;
FIG. 3 is a schematic plan view of the outer cover of the filter element of the present invention;
FIG. 4 is a schematic view of the structure of the engaging cylinder of the present invention;
FIG. 5 is a schematic view of the filter assembly of the present invention;
FIG. 6 is a schematic view of the seal assembly of the present invention;
FIG. 7 is a perspective view of the central cartridge of the present invention;
FIG. 8 is a schematic view of the center barrel of the present invention in plan;
FIG. 9 is a schematic perspective view of an X-shaped seal ring according to the present invention;
fig. 10 is a schematic plan view of the X-shaped sealing ring according to the present invention.
In the figure: 1. a filter element housing; 11. a housing; 12. a central barrel; 121. a third lumen; 122. a second annular filter screen; 123. a fourth lumen; 1231. an active carbon filter screen; 1232. a third annular filter screen; 13. a first lumen; 14. a thread groove; 15. the strip groove is embedded; 16. a fitting cylinder; 161. an annular groove; 162. a connecting cylinder; 163. a mating strip; 164. a second lumen; 165. a first annular filter screen; 17. a filter assembly; 171. a first filtering ring body; 1711. filtering the looped network; 1712. connecting columns; 172. a second filtering ring body; 173. a third filtering ring body; 174. a fixing ring; 175. a reciprocating telescopic rod; 18. a seal assembly; 181. a first folded cloth; 182. a second folded cloth; 183. a first connecting cloth; 1831. cloth with small diameter; 1832. cloth with large diameter; 184. a second connecting cloth; 2. the outer cover of the filter element; 21. a threaded ring; 22. an air outlet cavity; 23. an air inlet cavity; 24. an air inlet groove; 25. an X-shaped sealing ring; 251. a first silica gel sealing ring; 252. connecting a silica gel sealing ring; 253. a third silica gel sealing ring; 254. a through groove; 255. a large air bag; 256. a small air bag; 26. a communicating groove; 3. an air inlet pipe; 4. and an air outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the technical problems that the traditional air filter element is inconvenient to carry out multi-stage filtration, so that the filtration effect is not high, and the service life is not long, as shown in figures 1-8, the following preferred technical solutions are provided:
the filter element of the air filter without the adhesive comprises a filter element shell 1, wherein the upper end of the filter element shell 1 is provided with a filter element outer cover 2 in a threaded manner, one side of the filter element outer cover 2 is provided with an air inlet pipe 3, the other side of the filter element outer cover is provided with an air outlet pipe 4, the filter element shell 1 comprises a shell body 11 and a first inner cavity 13 arranged in the shell body 11, a central cylinder 12 is arranged in the first inner cavity 13, the upper end in the first inner cavity 13 is provided with a threaded groove 14, the upper end in the first inner cavity 13 is also provided with an embedded strip groove 15, the embedded strip grooves 15 are arranged in four groups, the lower end position in the first inner cavity 13 is embedded with an embedded cylinder 16, a filter component 17 is arranged in the embedded cylinder 16, the outer side of the filter component 17 is provided with a sealing component 18, the embedded cylinder 16 comprises a second inner cavity 164 arranged in the embedded cylinder 16 and a ring-shaped groove 161 arranged in the second inner cavity 164, and a connecting cylinder 162 is arranged in the second inner cavity 164, the connecting cylinder 162 is a vertically-through cylinder, the outer side of the upper end of the embedding cylinder 16 is provided with four groups of matching strips 163, the lower end of the connecting cylinder 162 is provided with a first annular filter screen 165, and the inside of the connecting cylinder 162 is communicated with the second inner cavity 164 through the first annular filter screen 165.
The central cylinder 12 comprises a third inner cavity 121 arranged inside the central cylinder 12 and a second annular filter screen 122 arranged at the lower end of the central cylinder 12, the third inner cavity 121 is communicated with the first inner cavity 13 through the second annular filter screen 122, the second annular filter screen 122 and the first annular filter screen 165 are positioned on the same horizontal plane, a fourth inner cavity 123 is also arranged inside the central cylinder 12, the fourth inner cavity 123 covers the outer side of the third inner cavity 121, an activated carbon filter screen 1231 is arranged inside the fourth inner cavity 123, the horizontal height of the activated carbon filter screen 1231 is larger than that of the second annular filter screen 122, a third annular filter screen 1232 is arranged at the upper end inside the fourth inner cavity 123, the fourth inner cavity 123 is communicated with the inside of the third inner cavity 121 through the third annular filter screen 1232, the filter element outer cover 2 comprises an air outlet cavity 22 arranged inside the central cylinder and an air inlet cavity 23 covered and arranged outside the air outlet cavity 22, the lower end of the air inlet cavity 23 is provided with a communicating groove 26, the lower end of the filter element outer cover 2 is provided with a threaded ring 21 and an X-shaped sealing ring 25, the position of the X-shaped sealing ring 25 is located on the outer side of the threaded ring 21, the air inlet groove 24 is formed in the threaded ring 21, the air inlet groove 24 is communicated with the air inlet cavity 23 through the communicating groove 26, the air inlet pipe 3 is communicated with the air inlet cavity 23, and the air outlet pipe 4 is communicated with the air outlet cavity 22.
Specifically, air is introduced into the air inlet pipe 3, the air enters the annular groove 161 through the air inlet cavity 23, the communicating groove 26 and the air inlet groove 24, the air enters the lower end of the inner part of the second inner cavity 164 after being subjected to multiple filtration by the filter assembly 17, the air then enters the fourth inner cavity 123 through the first annular filter screen 165 and the second annular filter screen 122 at the same horizontal position, the air is filtered by the activated carbon filter screen 1231, the foreign odor in the air is eliminated, the air with the filtered foreign odor enters the central cylinder 12 through the third annular filter screen 1232, the central cylinder 12 is communicated with the air outlet cavity 22, and finally the air subjected to multiple-stage filtration is transmitted to the air outlet pipe 4 through the air outlet cavity 22.
In order to solve the technical problem that the conventional air filter cartridge is inconvenient to squeeze-type filter sucked air, which results in low filtering efficiency of the conventional air filter cartridge, as shown in fig. 5 to 6, the following preferred technical solutions are provided:
the filter assembly 17 is arranged in the annular groove 161, the filter assembly 17 comprises a fixing ring 174 arranged at the bottom end in the annular groove 161 and a reciprocating telescopic rod 175 arranged at the upper end of the fixing ring 174, the reciprocating telescopic rods 175 are four groups, one end of each of the four groups of reciprocating telescopic rods 175 is connected with a third filter ring body 173, the third filter ring body 173 is positioned right above the fixing ring 174, the fixing ring 174 is connected with the inner wall of the annular groove 161, the upper end of the third filter ring body 173 is provided with a second filter ring body 172, and the upper end of the second filter ring body 172 is provided with a first filter ring body 171.
The first filtering ring body 171 comprises a filtering ring net 1711 arranged in the first filtering ring body 171 and connecting posts 1712 arranged at the lower end of the first filtering ring body 171, the connecting posts 1712 are provided with a plurality of groups, the first filtering ring body 171 is connected with the second filtering ring body 172 through the connecting posts 1712, the second filtering ring body 172 is connected with the third filtering ring body 173 through the connecting posts 1712, the first filtering ring body 171, the second filtering ring body 172 and the third filtering ring body 173 are members with the same structure, the first filtering ring body 171, the second filtering ring body 172 and the third filtering ring body 173 have the same size, the diameter of the inner ring of the fixing ring 174 is larger than that of the first filtering ring body 171, the sealing component 18 comprises a first folding cloth 181 arranged at the outer side of the upper end of the first filtering ring body 171, one end of the first folding cloth 181 is connected with the inner wall of the annular groove 161, the inner wall of the first filtering ring body 171 is provided with a second folding cloth 182, and one end of the second folded cloth 182 is connected with the outer side part of the upper end of the connecting cylinder 162, a first connecting cloth 183 is arranged at a distance position between the first filtering ring body 171 and the second filtering ring body 172, a second connecting cloth 184 is arranged at a distance position between the second filtering ring body 172 and the third filtering ring body 173, the first connecting cloth 183 comprises a large-diameter cloth 1832 arranged at the outer side of the first filtering ring body 171 and the second filtering ring body 172, the first connecting cloth 183 further comprises a small-diameter cloth 1831 arranged at the inner ring side surface of the first filtering ring body 171 and the second filtering ring body 172, the first connecting cloth 183 and the second connecting cloth 184 are members made of the same structure, and the first folded cloth 181, the second folded cloth 182, the first connecting cloth 183 and the second connecting cloth 184 are members made of a windproof cloth material.
Specifically, when the gas enters the second inner cavity 164, the reciprocating telescopic rod 175 drives the gas to drive the third filtering ring 173, the second filtering ring 172 and the first filtering ring 171 to perform reciprocating motion, and squeeze-type filtering is performed on the gas inside the second inner cavity 164, so as to accelerate the filtering rate of the gas, and the three groups of filtering ring 1711, which are provided with the first filtering ring 171, the second filtering ring 172 and the third filtering ring 173, have different mesh diameters, so as to effectively relieve the filtering pressure, the first folding cloth 181 and the second folding cloth 182 are provided at the upper end of the first filtering ring 171, the first connecting cloth 183 is provided at the interval between the first filtering ring 171 and the second filtering ring 172, the second connecting cloth 184 is provided at the interval between the second filtering ring 172 and the third filtering ring 173, when the first filtering ring 171, the second filtering ring 172 and the third filtering ring 173 reciprocate, gas leakage is avoided, and impurities filtered out by the first filtering ring body 171, the second filtering ring body 172 and the third filtering ring body 173 are always in the second inner cavity 164.
In order to solve the technical problems that the traditional air filter element has low sealing strength, is easy to generate gas leakage and reduces the filtering effect of the filter element, as shown in fig. 9-10, the following preferred technical scheme is provided:
the X-shaped sealing ring 25 includes a first silica gel sealing ring 251 and a connecting silica gel sealing ring 252 disposed at the lower end of the first silica gel sealing ring 251, a third silica gel sealing ring 253 is disposed at the lower end of the connecting silica gel sealing ring 252, the third silica gel sealing ring 253 and the first silica gel sealing ring 251 are members made of the same structure, and the third silica gel sealing ring 253 and the first silica gel sealing ring 251 have the same size, the diameter of the connecting silica gel sealing ring 252 is smaller than that of the first silica gel sealing ring 251, a large air bag 255 is disposed at the lower end of the first silica gel sealing ring 251, a through groove 254 is disposed on the inner wall of the third silica gel sealing ring 253, a small air bag 256 is disposed at one end of the large air bag 255, one end of the large air bag 255 is disposed inside the through groove 254, the outer side of the large air bag 255 is connected with the inner wall of the through groove 254, the small air bag 256 is not connected with the inner wall of the through groove 254, and the small air bag 256 has elasticity.
Specifically, the filter element outer cover 2 and the filter element shell 1 are in threaded connection through the threaded ring 21 and the threaded groove 14, namely, the filter element outer cover 2 can be pressed downwards at the moment, so that the upper end face of the X-shaped sealing ring 25 is in contact with the side face of the filter element outer cover 2, the lower end face of the X-shaped sealing ring 25 is in contact with the upper side face of the shell 11, the X-shaped sealing ring 25 covers four groups of embedded strip grooves 15, at the moment, the first silica gel sealing ring 251, the connecting silica gel sealing ring 252 and the third silica gel sealing ring 253 are extruded, the distance between the first silica gel sealing ring 251 and the third silica gel sealing ring 253 is reduced, namely, the size of the large air bag 255 is reduced, air inside the large air bag 255 can be filled into the small air bag 256, the small air bag 256 is deformed, so that the small air bag is in close contact with the upper side face of the shell 11 to form sealing, gas leakage is avoided, and the gas leakage is further avoided through the welding arrangement at multiple positions.
To further better illustrate the above examples, the present invention also provides an embodiment, method of manufacturing an adhesive-free air filter cartridge, comprising the steps of:
the method comprises the following steps: manufacturing a hole at the center of the shell 11 to form a first inner cavity 13, welding a center cylinder 12 in the first inner cavity, manufacturing a hole at the center of the embedding cylinder 16 to form a second inner cavity 164, forming an annular groove 161 in the second inner cavity 164, arranging a sealing assembly 18 outside the filtering assembly 17, welding a fixing ring 174 at the bottom end in the annular groove 161, welding a connecting cylinder 162 in the second inner cavity 164, and taking a first folded cloth 181 to connect the first folded cloth with the upper end outside the connecting cylinder 162;
step two: taking the fitting cylinder 16 at this time to fit in the gap between the center cylinder 12 and the housing 11 and to be at the bottom end position of the gap, and welding the uppermost end contact position of the center cylinder 12 and the connecting cylinder 162 at this time;
step three: all the steps are completed by screwing the cartridge cover 2 to the cartridge housing 1 by means of the threaded ring 21 and the threaded groove 14.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Adhesive-free air filter cartridge, including cartridge housing (1), its characterized in that: the filter element outer cover (2) is arranged at the upper end of the filter element shell (1) in a threaded mode, an air inlet pipe (3) is arranged on one side of the filter element outer cover (2), an air outlet pipe (4) is arranged on the other side of the filter element outer cover (2), the filter element shell (1) comprises a shell (11) and a first inner cavity (13) formed in the shell (11), a central cylinder (12) is arranged in the first inner cavity (13), a thread groove (14) is formed in the upper end of the inner portion of the first inner cavity (13), embedded strip grooves (15) are further formed in the upper end of the inner portion of the first inner cavity (13), four groups of the embedded strip grooves (15) are arranged, an embedded cylinder (16) is arranged at the lower end of the inner portion of the first inner cavity (13) in an embedded mode, a filter assembly (17) is arranged in the embedded cylinder (16), and a sealing assembly (18) is arranged on the outer side of the filter assembly (17);
the embedding cylinder (16) comprises a second inner cavity (164) arranged in the embedding cylinder (16) and an annular groove (161) arranged in the second inner cavity (164), a connecting cylinder (162) is arranged in the second inner cavity (164), the connecting cylinder (162) is a cylinder body which is communicated up and down, matching strips (163) are arranged on the outer side of the upper end of the embedding cylinder (16), four groups of matching strips (163) are arranged, a first annular filter screen (165) is arranged at the lower end of the connecting cylinder (162), and the interior of the connecting cylinder (162) is communicated with the second inner cavity (164) through the first annular filter screen (165);
filter assembly (17) sets up inside ring channel (161), and filter assembly (17) are including setting up at fixed ring (174) of the inside bottom of ring channel (161) and reciprocating telescopic link (175) of setting in fixed ring (174) upper end, and reciprocating telescopic link (175) sets up four groups, four groups reciprocating telescopic link (175) one end connect and be provided with third and filter ring body (173), and third filters ring body (173) position and is in directly over fixed ring (174), and fixed ring (174) are connected with ring channel (161) inner wall, and third filters ring body (173) upper end and is provided with second and filters ring body (172), and second filters ring body (172) upper end and is provided with first and filters ring body (171).
2. The adhesive-free air filter cartridge of claim 1, wherein: first filtration ring body (171) is including setting up at the inside filtration looped netowrk (1711) of first filtration ring body (171) and setting up spliced pole (1712) at first filtration ring body (171) lower extreme, spliced pole (1712) set up the multiunit, first filtration ring body (171) is connected with second filtration ring body (172) through spliced pole (1712), second filtration ring body (172) are connected with third filtration ring body (173) through spliced pole (1712), first filtration ring body (171), second filtration ring body (172) and third filtration ring body (173) are the component that the looks isostructure was made, first filtration ring body (171), the size of second filtration ring body (172) and third filtration ring body (173) is unanimous, the inner circle diameter of solid fixed ring (174) is greater than the inner circle diameter of first filtration ring body (171).
3. The adhesive-free air filter cartridge of claim 2, wherein: sealing component (18) is including setting up first folding cloth (181) in first filtration ring body (171) upper end outside, and first folding cloth (181) one end is connected with ring channel (161) inner wall, first filtration ring body (171) inner wall is provided with second folding cloth (182), and second folding cloth (182) one end is connected with connecting cylinder (162) upper end outside position, the interval position of first filtration ring body (171) and second filtration ring body (172) is provided with first connecting cloth (183), the interval position of second filtration ring body (172) and third filtration ring body (173) is provided with second connecting cloth (184).
4. The adhesive-free air filter cartridge of claim 3, wherein: first connecting cloth (183) is including setting up big cloth in the footpath (1832) in first filtering ring body (171) and second filtering ring body (172) outside, first connecting cloth (183) is still including setting up the little cloth in the footpath (1831) of first filtering ring body (171) and second filtering ring body (172) inner circle side, first connecting cloth (183) and second connecting cloth (184) are the component that the same structure was made, first folding cloth (181), second folding cloth (182), first connecting cloth (183) and second connecting cloth (184) are the component that the windproof cloth material was made.
5. The adhesive-free air filter cartridge of claim 1, wherein: the center cylinder (12) comprises a third inner cavity (121) arranged inside the center cylinder (12) and a second annular filter screen (122) arranged at the lower end of the center cylinder (12), the third inner cavity (121) is communicated with the first inner cavity (13) through the second annular filter screen (122), the second annular filter screen (122) and the first annular filter screen (165) are located on the same horizontal plane, a fourth inner cavity (123) is further formed inside the center cylinder (12), and the fourth inner cavity (123) covers the outer side of the third inner cavity (121).
6. The adhesive-free air filter cartridge of claim 5, wherein: the inside active carbon filter screen (1231) that is provided with of fourth inner chamber (123), and the level of active carbon filter screen (1231) is greater than the level of second annular filter screen (122), and the inside upper end of fourth inner chamber (123) is provided with third annular filter screen (1232), and fourth inner chamber (123) are linked together through third annular filter screen (1232) and third inner chamber (121) are inside.
7. The adhesive-free air filter cartridge of claim 1, wherein: filter core enclosing cover (2) is including setting up in its inside air outlet cavity (22) and covering air inlet cavity (23) that set up in air outlet cavity (22) outside, air inlet cavity (23) lower extreme is provided with intercommunication groove (26), filter core enclosing cover (2) lower extreme is provided with screw ring (21) and X type sealing washer (25), and X type sealing washer (25) position is in the screw ring (21) outside, air inlet groove (24) have been seted up to screw ring (21) inside, and air inlet groove (24) are linked together through intercommunication groove (26) and air inlet cavity (23), intake pipe (3) are linked together with air inlet cavity (23), outlet duct (4) are linked together with air outlet cavity (22).
8. The adhesive-free air filter cartridge of claim 1, wherein: the X-shaped sealing ring (25) comprises a first silica gel sealing ring (251) and a connecting silica gel sealing ring (252) arranged at the lower end of the first silica gel sealing ring (251), a third silica gel sealing ring (253) is arranged at the lower end of the connecting silica gel sealing ring (252), the third silica gel sealing ring (253) and the first silica gel sealing ring (251) are members made of the same structure, the third silica gel sealing ring and the first silica gel sealing ring (251) are equal in size, and the diameter of the connecting silica gel sealing ring (252) is smaller than that of the first silica gel sealing ring (251).
9. The adhesive-free air filter cartridge of claim 8, wherein: first silica gel sealing washer (251) lower extreme is provided with big gasbag (255), and third silica gel sealing washer (253) inner wall has been seted up and has been run through groove (254), and big gasbag (255) one end is provided with little gasbag (256), and big gasbag (255) one end is in and runs through inside groove (254), and the big gasbag (255) outside with run through groove (254) inner wall and be connected, little gasbag (256) do not with run through groove (254) inner wall and be connected, little gasbag (256) possess elasticity.
10. A method of producing the adhesive-free air filter cartridge of any one of claims 1-9, wherein: the method comprises the following steps:
s1: manufacturing a hole at the center of a shell (11) to form a first inner cavity (13), welding a center cylinder (12) in the shell, manufacturing a hole at the center of an embedding cylinder (16) to form a second inner cavity (164), forming an annular groove (161) in the second inner cavity (164), arranging a sealing component (18) outside a filter component (17), welding a fixing ring (174) at the bottom end of the inner part of the annular groove (161), welding a connecting cylinder (162) in the second inner cavity (164), and taking first folding cloth (181) to connect the first folding cloth with the upper end of the outer side of the connecting cylinder (162);
s2: taking the embedding cylinder (16) at the moment to be embedded in the gap between the central cylinder (12) and the shell (11) and be positioned at the bottom end position of the gap, and welding the uppermost end contact position of the central cylinder (12) and the connecting cylinder (162) at the moment;
s3: the filter element outer cover (2) and the filter element shell (1) are connected through the thread ring (21) and the thread groove (14) in a threaded mode, and all implementation steps are completed.
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| CN202111557255.4A CN114225569B (en) | 2021-12-18 | 2021-12-18 | Adhesive-free air filter element and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111557255.4A CN114225569B (en) | 2021-12-18 | 2021-12-18 | Adhesive-free air filter element and production method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014100629A (en) * | 2012-11-16 | 2014-06-05 | Takubo Seiki Seisakusho:Kk | Air filter device |
| CN207654870U (en) * | 2017-12-19 | 2018-07-27 | 杨文举 | A kind of filtering element for air purifier |
| CN109045846A (en) * | 2018-09-17 | 2018-12-21 | 孝感市智强医疗器械有限公司 | A kind of overflow dyeing machine filtering net cleaning device of environmental protection |
| CN110975427A (en) * | 2019-11-01 | 2020-04-10 | 蓝箭航天空间科技股份有限公司 | Gas excess filtering and collecting device |
| CN113456962A (en) * | 2021-07-26 | 2021-10-01 | 苏州鱼得水电气科技有限公司 | Breathing machine obstruction alarm device with humidification heating function |
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2021
- 2021-12-18 CN CN202111557255.4A patent/CN114225569B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014100629A (en) * | 2012-11-16 | 2014-06-05 | Takubo Seiki Seisakusho:Kk | Air filter device |
| CN207654870U (en) * | 2017-12-19 | 2018-07-27 | 杨文举 | A kind of filtering element for air purifier |
| CN109045846A (en) * | 2018-09-17 | 2018-12-21 | 孝感市智强医疗器械有限公司 | A kind of overflow dyeing machine filtering net cleaning device of environmental protection |
| CN110975427A (en) * | 2019-11-01 | 2020-04-10 | 蓝箭航天空间科技股份有限公司 | Gas excess filtering and collecting device |
| CN113456962A (en) * | 2021-07-26 | 2021-10-01 | 苏州鱼得水电气科技有限公司 | Breathing machine obstruction alarm device with humidification heating function |
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| CN114225569B (en) | 2022-12-09 |
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