Separable cigarette filter tip

Abstract

The invention relates to the technical field of cigarette filters, and discloses a separable cigarette filter which comprises a cigarette holder body, a positioning block is fixed in the cigarette holder body, an air hole plate is fixedly connected to the inner right wall of the positioning block, a mounting seat is in threaded connection to the inner side of the positioning block, a filter element seat is arranged in the cigarette holder body, and the filter element seat is in threaded connection with the inner right wall of the positioning block. A metal ring piece is fixedly connected to the left end of the filter element seat, the flow guide plate is fixed in the filter element seat, a filter element pipe is fixedly connected to the left side of the mounting seat, and a filter element assembly is arranged on the inner side of the filter element pipe. According to the separable cigarette filter tip, the left end of the filter element tube is in threaded connection with the filter element seat through the second threaded ring, the right end of the filter element tube is in threaded connection with the inner side of the positioning block through the mounting seat, the filter element tube and the cigarette holder body are assembled, then the cigarette tube body is fixed to the filter element seat through the magnetic ring in a magnetic attraction mode, and then the cigarette tube body and the cigarette holder body are fixed in a clamped connection mode. Therefore, the disassembly and assembly process of the whole structure of the cigarette filter tip is completed.

Description

Technical Field

[0001] The invention relates to the technical field of cigarette filters, in particular to a detachable cigarette filter. Background Art

[0002] Cigarette filter, traditional filter refers to the acetate fiber layer designed in the cigarette structure, which is intended to filter out harmful substances such as tar produced during smoking. With the development of the tobacco industry, a smoke filtering tool specially designed for smokers is currently on the market. The main functions of the filter cigarette holder include direct interception, inertial compression and diffusion precipitation. Therefore, when inhaling smoke, it can reduce the smoke, tar and suspended particles produced during combustion at the entrance of the cigarette.

[0003] After searching, according to the invention patent with Chinese patent publication number CN118452534A, a cigarette filter tip is disclosed. The cigarette filter tip in the invention patent is designed with a three-stage filter tip structure to filter harmful substances in the smoke. A smoke storage bin is designed between each filter tip to observe the tar content. However, the filter section and the cigarette section of the cigarette filter are an integrated structure. When the filter material in the filter section reaches its service life or is covered with tar and dirt, it cannot be disassembled, replaced or cleaned. Therefore, the separation and disassembly effect of the cigarette filter needs to be further improved. Therefore, a detachable cigarette filter is proposed. Summary of the invention

[0004] 1. Technical issues to be resolved In view of the shortcomings of the prior art, the present invention provides a detachable cigarette filter having the advantages of convenient disassembly, cleaning and replacement of the filter element structure, solving the problem that the cigarette filter in the above-mentioned background technology is an integrated structure and it is inconvenient to disassemble, clean or replace the filter element structure.

[0005] (II) Technical solution In order to achieve the above-mentioned purpose of conveniently disassembling, cleaning and replacing the filter element structure, the present invention provides the following technical solutions: a detachable cigarette filter, comprising a cigarette holder body, a filter element assembly structure is arranged inside the cigarette holder body, and a smoke filtering structure is arranged inside the cigarette holder body; The filter element assembly structure comprises a positioning block fixed inside the mouthpiece body, an air hole plate is fixedly connected to the inner right wall of the positioning block, a mounting seat is threadedly connected to the inner side of the positioning block, a filter element seat is arranged inside the mouthpiece body, and a metal ring is fixedly connected to the left end of the filter element seat; The smoke filtering structure comprises a guide plate fixed inside the filter element seat, a filter element tube is fixedly connected to the left side of the mounting seat, and a filter element assembly is arranged inside the filter element tube.

[0006] Preferably, the right end of the cigarette holder body is rotatably connected to a mouth end tube, a slot is provided on the outside of the mouth end tube, a positioning piece is provided inside the slot, the positioning piece includes a spring ring fixed inside the slot, the spring ring is fixedly connected to a convex ball block at the end away from the slot, and a clamping hole structure adapted to the convex ball block is provided on the top and bottom of the right end of the cigarette holder body.

[0007] Preferably, an adjustment ring with a semi-cylindrical structure is fixedly connected to the interior of the cigarette holder body on a side close to the mouth end tube, the left end of the mouth end tube is rotatably connected to the inner side of the adjustment ring, a first sealing ring is fixedly connected to the inner right wall of the adjustment ring, and an air intake port is provided on the outer side of the left end of the mouth end tube, the air intake port includes a level I port and a level II port respectively located at the top and bottom of the mouth end tube.

[0008] Preferably, a cigarette tube body is clamped on the left side of the cigarette holder body, a smoke inlet channel is opened inside the cigarette tube body, a magnetic ring is fixedly connected to the cigarette tube body on one side close to the right end of the smoke inlet channel, the left end of the filter element seat is magnetically connected to the magnetic ring through a metal ring sheet, a second sealing ring is fixedly connected to the inner side of the magnetic ring, and a cigarette socket is opened at the left end of the cigarette tube body.

[0009] Preferably, a positioning ring is fixedly connected to the inner right wall of the positioning block, the air hole plate is an annular structure, and a uniformly distributed air-permeable hole layer is opened on the inner side of the air hole plate, a threaded structure is provided on the inner side of the positioning ring, and a first threaded ring adapted to the inner side of the positioning ring is fixedly sleeved on the outside of the mounting seat.

[0010] Preferably, a number of blade structures are fixedly connected to the inner side of the guide plate, each of the blades is a sloped structure, and are evenly distributed on the inner side of the guide plate with a gap of 1 mm. The guide plate is connected to the inside of the filter element seat by a screw structure.

[0011] Preferably, a hollow groove with a through structure is opened on the inner side of the filter element tube, and the filter element assembly includes a ceramic filter element fixed on the inner side of the hollow groove, and the ceramic filter element is a tubular structure composed of nano-composite ceramic particles and a nano-activated carbon porous layer.

[0012] Preferably, the inner wall of the ceramic filter element is a spiral structure, and the outer side of the ceramic filter element is covered with a filter element mesh cloth, the filter element mesh cloth is a 90 melt-blown cloth layer structure, the left end of the filter element tube is fixedly connected with a second threaded ring, and the filter element tube is connected to the inner thread of the filter element seat through the second threaded ring.

[0013] (III) Beneficial effects Compared with the prior art, the present invention provides a detachable cigarette filter having the following beneficial effects: 1. The detachable cigarette filter is characterized in that the left end of the filter tube is threadedly connected to the filter seat through the second threaded ring, and the right end of the filter tube is threadedly connected to the inner side of the positioning block through the mounting seat, the filter tube and the cigarette holder body are assembled, and then the cigarette tube body is magnetically fixed to the filter seat through the magnetic ring, and then the cigarette tube body is clamped to the cigarette holder body, thereby completing the disassembly and assembly process of the overall structure of the cigarette filter.

[0014] 2. The detachable cigarette filter inserts the cigarette into the cigarette socket at the left end of the cigarette tube body, absorbs smoke through the mouth end tube, and the smoke enters the filter element seat through the smoke inlet channel, and then enters the spiral structured ceramic filter element from the filter element seat. The spiral structure can slow down the smoke flow rate and increase the contact area with the smoke, making it convenient to use nano-composite ceramic particles and nano-activated carbon porous structure to effectively filter the tar components in the smoke, and then effectively filter out harmful particles in the smoke through the filter element mesh made of 90 melt-blown cloth layers.

[0015] 3. The detachable cigarette filter can rotate the mouth end tube by pressing the convex ball block to compress the spring coil, thereby adjusting the position of the level I and level II ports relative to the inner side of the adjustment ring. At this time, the flow rate of the level II port is greater than that of the level I port. By changing the position of the level I and level II ports, the inhalation amount of the mouth end tube is adjusted to meet different smoking needs and facilitate smoking control. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the cigarette filter of the present invention; Figure 2 for Figure 1 Schematic diagram of the decomposition of each structure in the perspective; Figure 3 for Figure 2 Schematic diagram of the positioning block structure in the viewing angle; Figure 4 for Figure 2 Schematic diagram of the connection structure between the mouth end tube and the adjustment ring in the viewing angle; Figure 5 for Figure 4 Schematic diagram of the adjustment ring structure in the viewing angle; Figure 6 for Figure 4 Schematic diagram of the mouth end tube structure in perspective; Figure 7 for Figure 2 Schematic diagram of the smoke tube structure in the viewing angle; Figure 8 for Figure 2 Schematic diagram of smoke filtration structure in perspective; Fig. 9 for Figure 8 Schematic diagram of the filter element seat structure in the viewing angle; Fig.10 for Fig. 9 Schematic diagram of the guide plate structure in the viewing angle; Fig.11 for Figure 8 Cross-sectional view of the filter tube structure from perspective.

[0017] In the figure: 1. cigarette holder body; 2. filter element assembly structure; 201. positioning block; 202. air hole plate; 203. mounting seat; 204. filter element seat; 205. metal ring; 3. smoke filtering structure; 301. guide plate; 302. filter element tube; 303. filter element assembly; 3031. ceramic filter element; 3032. filter element mesh cloth; 4. mouth end tube; 5. positioning piece; 501. spring ring; 502. convex ball block; 6. adjustment ring; 7. first sealing ring; 8. air inlet; 801. level I port; 802. level II port; 9. cigarette tube body; 10. magnetic ring; 11. second sealing ring; 12. positioning ring; 13. first threaded ring; 14. second threaded ring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] See also Figure 1-11 A detachable cigarette filter comprises a cigarette holder body 1, a filter element assembly structure 2 is arranged inside the cigarette holder body 1, and a smoke filtering structure 3 is arranged inside the cigarette holder body 1.

[0020] The filter element assembly structure 2 includes a positioning block 201 fixed inside the mouthpiece body 1, the inner right wall of the positioning block 201 is fixedly connected to a pore plate 202, the inner side of the positioning block 201 is threadedly connected to a mounting seat 203, a filter element seat 204 is arranged inside the mouthpiece body 1, and the left end of the filter element seat 204 is fixedly connected to a metal ring 205.

[0021] The smoke filtering structure 3 includes a guide plate 301 fixed inside the filter element seat 204 , a filter element tube 302 is fixedly connected to the left side of the mounting seat 203 , and a filter element assembly 303 is arranged inside the filter element tube 302 .

[0022] Furthermore, the right end of the cigarette holder body 1 is rotatably connected to the mouth end tube 4, a slot is provided on the outside of the mouth end tube 4, a positioning member 5 is provided inside the slot, the positioning member 5 includes a spring ring 501 fixed inside the slot, the spring ring 501 is fixedly connected to a convex ball block 502 at the end away from the slot, and the top and bottom of the right end of the cigarette holder body 1 are both provided with a card hole structure adapted to the convex ball block 502.

[0023] Specifically, the mouth end tube 4 is the part that contacts the mouth. The spring ring 501 is compressed by pressing the convex ball block 502, and the mouth end tube 4 is rotated to rotate inside the adjustment ring 6. When the mouth end tube 4 is adjusted to 180 degrees, the spring ring 501 rebounds to make the convex ball block 502 enter the clamping hole, thereby re-limiting the position of the mouth end tube 4.

[0024] Furthermore, the interior of the mouthpiece body 1 is fixedly connected with an adjustment ring 6 of a semi-cylindrical structure on one side close to the mouth end tube 4, the left end of the mouth end tube 4 is rotatably connected to the inner side of the adjustment ring 6, the inner right wall of the adjustment ring 6 is fixedly connected with a first sealing ring 7, and an air intake port 8 is provided on the outer side of the left end of the mouth end tube 4, the air intake port 8 includes a level I port 801 and a level II port 802 respectively located at the top and bottom of the mouth end tube 4.

[0025] Specifically, the mouth end tube 4 realizes the opening of air ports of different flow rates by switching the positions of the level I port 801 and the level II port 802, which facilitates smoke control and meets the needs of different inhalation volumes.

[0026] Furthermore, a cigarette tube body 9 is clamped on the left side of the cigarette holder body 1, a smoke inlet passage is opened inside the cigarette tube body 9, a magnetic ring 10 is fixedly connected to the cigarette tube body 9 on one side close to the right end of the smoke inlet passage, the left end of the filter element seat 204 is magnetically connected to the magnetic ring 10 through a metal ring sheet 205, a second sealing ring 11 is fixedly connected to the inner side of the magnetic ring 10, and a cigarette socket is opened at the left end of the cigarette tube body 9.

[0027] Specifically, insert the cigarette into the cigarette socket at the left end of the cigarette tube body 9, and the smoke enters the cigarette tube body 9 through the smoke inlet channel, and then enters the filter element seat 204 magnetically connected by the magnetic ring 10 and the metal ring sheet 205, and then enters the left end of the filter tube 302 from the filter element seat 204.

[0028] Furthermore, a positioning ring 12 is fixedly connected to the inner right wall of the positioning block 201, the air hole plate 202 is an annular structure, and a uniformly distributed air permeable hole layer is opened on the inner side of the air hole plate 202, a threaded structure is provided on the inner side of the positioning ring 12, and a first threaded ring 13 adapted to the inner side of the positioning ring 12 is fixedly sleeved on the outer side of the mounting seat 203.

[0029] Specifically, the filter tube 302 is connected to the inner thread of the positioning ring 12 through the first threaded ring 13 on the mounting seat 203. At this time, the filter tube 302 is a closed structure, and the filtered smoke will enter the right side of the cigarette holder body 1 through the air permeable layer of the air hole plate 202.

[0030] Furthermore, a number of blade structures are fixedly connected to the inner side of the guide plate 301, each blade is a slope structure, and are evenly distributed on the inner side of the guide plate 301 with a gap of 1 mm. The guide plate 301 is connected to the inside of the filter element seat 204 through a screw structure.

[0031] Specifically, a plurality of blades with inclined structures are evenly distributed at a gap of 1 mm on the inner side of the guide plate 301 to ensure that the smoke passing through the blades can evenly enter the interior of the filter element structure to avoid excessive smoke influx affecting the filtering effect of the filter element.

[0032] Furthermore, a through-structured slot is provided on the inner side of the filter tube 302, and the filter assembly 303 includes a ceramic filter 3031 fixed on the inner side of the slot. The ceramic filter 3031 is a tubular structure composed of nano-composite ceramic particles and a nano-activated carbon porous layer.

[0033] Specifically, the ceramic filter element 3031 is composed of nano-composite ceramic particles and nano-activated carbon porous structure, which can effectively filter tar substances in the flue gas. The inner wall of the ceramic filter element 3031 is then designed as a spiral structure, which can slow down the flue gas flow rate and increase the contact area between the flue gas and the nano-ceramic particles and nano-activated carbon, thereby increasing the time for the flue gas to flow through the ceramic filter element 3031 and ensuring that the tar substances are effectively filtered by the ceramic filter element 3031.

[0034] Furthermore, the inner wall of the ceramic filter element 3031 is a spiral structure, and the outer side of the ceramic filter element 3031 is covered with a filter element mesh cloth 3032, the filter element mesh cloth 3032 is a 90 melt-blown cloth layer structure, the left end of the filter element tube 302 is fixedly connected with a second threaded ring 14, and the filter element tube 302 is connected to the inner thread of the filter element seat 204 through the second threaded ring 14.

[0035] Specifically, the filter element mesh cloth 3032 with a 90-layer meltblown cloth structure can effectively filter harmful particles in the flue gas.

[0036] In summary, the detachable cigarette filter has the left end of the filter tube 302 threadedly connected to the filter seat 204 through the second threaded ring 14, and the right end of the filter tube 302 is threadedly connected to the inner side of the positioning block 201 through the mounting seat 203, and the filter tube 302 is assembled with the cigarette holder body 1, and then the cigarette tube body 9 is magnetically fixed to the filter seat 204 through the magnetic ring 10, and then the cigarette tube body 9 is snap-fitted with the cigarette holder body 1, thereby completing the disassembly and assembly process of the overall structure of the cigarette filter, and inserting the cigarette into the cigarette plug at the left end of the cigarette tube body 9, sucking the smoke through the mouth end tube 4, and the smoke enters the filter seat 204 through the smoke inlet channel, and then enters the spiral structure ceramic filter 3031 from the filter seat 204, and the screw The cyclonic structure can slow down the velocity of smoke and increase the area in contact with smoke, making it convenient to use nano-composite ceramic particles and nano-activated carbon porous structure to effectively filter the tar components in the smoke, and then effectively filter out harmful particles in the smoke through the filter element mesh cloth 3032 made of 90 melt-blown cloth layers. By pressing the convex ball block 502 to compress the spring coil 501, the mouth end tube 4 can be rotated to adjust the positions of the level I port 801 and the level II port 802 relative to the inner side of the adjustment ring 6. At this time, the flow rate of the level II port 802 is greater than that of the level I port 801. By changing the positions of the level I port 801 and the level II port 802, the inhalation amount of the mouth end tube 4 is adjusted to adapt to different smoking needs and facilitate smoking control.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detachable cigarette filter, comprising a cigarette holder body (1), characterized in that: A filter element assembly structure (2) is arranged inside the cigarette holder body (1), and a smoke filtering structure (3) is arranged inside the cigarette holder body (1); The filter element assembly structure (2) comprises a positioning block (201) fixed inside the cigarette holder body (1), an air hole plate (202) being fixedly connected to the inner right wall of the positioning block (201), a mounting seat (203) being threadedly connected to the inner side of the positioning block (201), a filter element seat (204) being arranged inside the cigarette holder body (1), and a metal ring sheet (205) being fixedly connected to the left end of the filter element seat (204); The smoke filtering structure (3) comprises a guide plate (301) fixed inside a filter element seat (204); a filter element tube (302) is fixedly connected to the left side of the mounting seat (203); and a filter element assembly (303) is arranged inside the filter element tube (302).

2. The detachable cigarette filter according to claim 1, characterized in that: The right end of the cigarette holder body (1) is rotatably connected to a mouth end tube (4), a slot hole is provided on the outside of the mouth end tube (4), a positioning member (5) is provided inside the slot hole, the positioning member (5) comprises a spring ring (501) fixed inside the slot hole, a convex ball block (502) is fixedly connected to the spring ring (501) at one end away from the slot hole, and a clamping hole structure adapted to the convex ball block (502) is provided on the top and bottom of the right end of the cigarette holder body (1).

3. A detachable cigarette filter according to claim 2, characterized in that: An adjusting ring (6) with a semi-cylindrical structure is fixedly connected to the inside of the cigarette holder body (1) on one side close to the mouth end tube (4); the left end of the mouth end tube (4) is rotatably connected to the inner side of the adjusting ring (6); a first sealing ring (7) is fixedly connected to the inner right wall of the adjusting ring (6); an air inlet (8) is provided on the outer side of the left end of the mouth end tube (4); the air inlet (8) comprises a first-level opening (801) and a second-level opening (802) respectively located at the top and bottom of the mouth end tube (4).

4. The detachable cigarette filter according to claim 1, characterized in that: A cigarette tube body (9) is clamped on the left side of the cigarette holder body (1), a smoke inlet passage is provided inside the cigarette tube body (9), a magnetic ring (10) is fixedly connected to the cigarette tube body (9) on a side close to the right end of the smoke inlet passage, the left end of the filter element seat (204) is magnetically connected to the magnetic ring (10) via a metal ring sheet (205), a second sealing ring (11) is fixedly connected to the inner side of the magnetic ring (10), and a cigarette socket is provided at the left end of the cigarette tube body (9).

5. The detachable cigarette filter according to claim 1, characterized in that: A positioning ring (12) is fixedly connected to the inner right wall of the positioning block (201); the air hole plate (202) is an annular structure, and a uniformly distributed air permeable hole layer is provided on the inner side of the air hole plate (202); a threaded structure is provided on the inner side of the positioning ring (12); and a first threaded ring (13) adapted to the inner side of the positioning ring (12) is sleeved and fixedly disposed on the outer side of the mounting seat (203).

6. The detachable cigarette filter according to claim 1, characterized in that: A number of blade structures are fixedly connected to the inner side of the guide plate (301), each of the blades is a sloped structure and is evenly distributed on the inner side of the guide plate (301) with a gap of 1 mm. The guide plate (301) is connected to the inside of the filter element seat (204) via a screw structure.

7. The detachable cigarette filter according to claim 1, characterized in that: An empty slot with a through structure is provided on the inner side of the filter element tube (302), and the filter element assembly (303) comprises a ceramic filter element (3031) fixed on the inner side of the empty slot, wherein the ceramic filter element (3031) is a tubular structure composed of nano-composite ceramic particles and a nano-activated carbon porous layer.

8. The detachable cigarette filter according to claim 7, characterized in that: The inner wall of the ceramic filter element (3031) is a spiral structure, and the outer side of the ceramic filter element (3031) is covered with a filter element mesh cloth (3032), and the filter element mesh cloth (3032) is a 90 melt-blown cloth layer structure. The left end of the filter element tube (302) is fixedly connected to a second threaded ring (14), and the filter element tube (302) is threadedly connected to the inner side of the filter element seat (204) through the second threaded ring (14).

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