Liquid aromatic substance filling device for cigarette filter tip

Abstract

The utility model discloses a liquid aromatic substance filling device for a cigarette filter tip. The liquid aromatic substance filling device comprises a shell, a pressing type liquid pump and a pressing element with a gear structure. The gear element with differentiated longitudinal limiting positions is innovatively arranged to be matched with the gear block of the push rod part, selective alignment of the limiting groove and the gear block is achieved through rotation or radial sliding, the pressing stroke is accurately controlled, and then the liquid outlet amount is adjusted. An elastic feedback strip is further arranged to be matched with a protruding part and a concave part in an annular groove of the gear element, and touch and sound feedback is generated during gear switching. The structure solves the technical problems that an existing filler is inaccurate in liquid outlet amount adjustment and lacks operation feedback, and has the outstanding advantages of being high in stroke adjustment precision, clear in operation perception, compact in structure and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to an engine technical field especially relates to a cigarette filter liquid aromatic substance filler. BACKGROUND

[0002] At present, the cigarette with "bursting bead" structure on the market realizes aroma adjustment through pre-packaging liquid flavor, but has the defects of single aroma type and unreplaceable. In view of this deficiency, Chinese patent CN201810007526.0 proposes a cigarette filter filler that can externally fill liquid flavor. The device realizes the technical effect of customizable aroma type by reciprocating movement of the pressurized liquid pump to inject the liquid flavor stored in the cylinder into the filter through the filling pipe.

[0003] However, in-depth analysis found that the design has significant limitations: the pressurized liquid pump adopts a fixed-stroke piston structure, and the volume of flavor output by single pressing is constant, which cannot realize fine control of aroma concentration through dose adjustment, limiting the user's personalized experience. SUMMARY

[0004] The utility model aims at overcoming the shortcomings and deficiencies of prior art and provides a cigarette filter liquid aromatic substance filler.

[0005] To achieve the above object, the utility model provides the following technical scheme: a cigarette filter liquid aromatic substance filler, comprising a shell, a pressurized liquid pump arranged in the shell and a press element slidingly installed on the shell, the press element drives the pressurized liquid pump to discharge liquid aromatic substances from the liquid outlet, the press element comprises a push rod part and a gear block, and the push rod part cooperates with the pressurized liquid pump to perform a pressing action; the shell is provided with a gear element, the gear element has at least two limiting grooves for positioning the gear block at different longitudinal limiting positions, and the gear element is located on the sliding path of the press element; the gear element and the press element are linked through rotary cooperation or radial sliding cooperation, so that the gear block can selectively cooperate with different limiting grooves, thereby limiting the pressing stroke of the press element.

[0006] As a preferred technical scheme of the utility model, the longitudinal depths of the limiting grooves are different, and the longitudinal sliding positions of the gear block change accordingly when the gear block corresponds to different limiting grooves.

[0007] As a preferred technical scheme of the utility model, the longitudinal depths of the limiting grooves are the same, and the radial extension lengths of the groove bottoms are different, and the gear block is provided with a stepped abutting surface adapted to each limiting groove.

[0008] As a preferred technical scheme of the utility model, the push rod part is arranged in the through hole of the gear element, the limit grooves are arranged along the circumferential direction of the inner wall of the through hole, the gear element is fixedly installed on the inner wall of the shell, the push rod part is rotatably installed on the shell and the lower part of the push rod part abuts against the pump body of the pressurized liquid pump, the gear block can move circumferentially along with the rotation of the push rod part, and the gear block is aligned with the gear grooves of different depths by rotating the push rod part.

[0009] As a preferred technical scheme of the utility model, the push rod part is arranged in the through hole of the gear element, the limit grooves are arranged along the circumferential direction of the inner wall of the through hole, the gear element is fixedly installed on the inner wall of the shell, the push rod part is rotatably installed on the shell and the lower part of the push rod part abuts against the pump body of the pressurized liquid pump, the gear block can move circumferentially along with the rotation of the push rod part, and the gear block is aligned with the gear grooves of different depths by rotating the push rod part.

[0010] As a preferred technical scheme of the utility model, the shell is provided with an opening for locally exposing the gear element.

[0011] As a preferred technical scheme of the utility model, the lower part of the gear element is provided with an annular groove, the inner wall surface of the annular groove is circumferentially and intermittently provided with a plurality of convex parts and concave parts which are alternately distributed, at least one elastic feedback strip is directly or indirectly fixed on the outer circumferential surface of the push rod part, the free end of the elastic feedback strip extends into the annular groove and is in contact with the inner wall surface, and when the gear element rotates relative to the push rod part, the free end of the elastic feedback strip sequentially slides through the convex parts and the concave parts, periodically deforms and emits sound.

[0012] As a preferred technical scheme of the utility model, the push rod part is provided with a circumferentially fixed connecting sleeve, the outer wall of the connecting sleeve is provided with at least two elastic feedback strips, and the connecting sleeve is located in the annular groove.

[0013] As a preferred technical scheme of the utility model, the shell is provided with a limiting structure, the limiting structure comprises blocking parts located at the axial two ends of the gear element, and the limiting structure corresponds to the position of the opening.

[0014] As a preferred technical scheme of the utility model, the shell opening is provided with a positioning mark, the gear element is circumferentially provided with indication marks corresponding to the positions of the limit grooves, and the positioning mark and the indication mark are aligned to complete the alignment of the gear block and the limit groove.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] The multi-stage adjustment of the pressing stroke is realized by the differentiated limiting cooperation of the gear element and the gear block of the push rod part (i.e. the gear block is at different longitudinal heights), and the single filling amount of the liquid fragrance is effectively controlled. Two ways are adopted, one is that the longitudinal depths of the limiting grooves are different, when the gear block is rotated or moved to the position of the limiting groove, the push rod part is pressed to move the gear block to different depths, so as to limit the pressing stroke of the pressing element; the other is that the longitudinal depths of the limiting grooves are the same and the radial extension lengths of the groove bottoms are different, when the gear block is rotated or moved to the position of the limiting groove, one of the stepped abutting surfaces of the gear block cooperates with the groove bottom of the limiting groove, so as to limit the pressing stroke of the pressing element.

[0017] The periodic cooperation of the elastic feedback strip and the protruding part and the recessed part in the annular groove generates clear tactile paragraph feeling and sound prompt when the gear is switched, and avoids misoperation. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic diagram of the utility model;

[0019] Figure 2 is a sectional view of the utility model;

[0020] Figure 3 is a structural schematic diagram of the utility model;

[0021] Figure 4 is Figure 3 is an enlarged view of the local A;

[0022] Figure 5 is a structural schematic diagram of the gear element and the pressing element in the utility model;

[0023] Figure 6 is a structural schematic diagram of the pressing element in the utility model

[0024] Figure 7 is a structural schematic diagram of the gear element in the utility model;

[0025] Figure 8 is a bottom structural schematic diagram of the gear element in the utility model.

[0026] Significant: 1, shell; 2, pressing liquid pump; 3, pressing element; 4, liquid outlet; 5, working port; 6, gear element; 7, limiting groove; 8, stepped abutting surface; 9, through hole; 10, opening; 11, annular groove; 12, protruding part; 13, recessed part; 14, elastic feedback strip; 15, connecting sleeve; 16, blocking part; 17, positioning mark; 18, indicating mark; 19, gear block. DETAILED DESCRIPTION

[0027] In order to make the technical means, creation characteristics, achieve purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the embodiments, other embodiments obtained by the person skilled in the art without creative labor all belong to the protection scope of the utility model.

[0028] The specific embodiments of the utility model are described below in combination with the drawings.

[0029] As Figures 1 to 8 shown in a kind of cigarette filter liquid aromatic substance filler, including shell 1, pressurized liquid pump 2 (adopting spray bottle or other liquid can be sprayed by pressing structure, this is prior art, the present application does not make specific elaboration, pressurized liquid pump 2 outlet 4 is aligned with the working port 5 of the end of shell 1) being arranged in shell 1 and press element 3 being slidably installed on shell 1, press element 3 passes through driving pressurized liquid pump 2 and makes liquid aromatic substance discharge from outlet 4, press element 3 includes push rod part and gear block 19, push rod part cooperates with pressurized liquid pump 2 and executes press action;Shell 1 is equipped with gear element 6, gear element 6 has at least two limit slots 7 for making gear block 19 be in different longitudinal limit positions, gear element 6 is located on the sliding path of press element 3;Gear element 6 and press element 3 are linked by rotary cooperation or radial sliding cooperation, so that gear block 19 can selectively cooperate with different limit slots 7, to limit the press stroke of press element 3, when gear element 6 and press element 3 are radially slidably cooperated (this scheme is not shown in the drawing), gear element 6 can adopt slide bar, slide bar is slidably installed on shell 1 and slide bar is at least partially exposed, a plurality of limit slots 7 and scales (when the user pulls out rack, whether limit slot 7 corresponds to gear block 19 can be judged according to scale) are arranged at intervals in the length direction thereof, gear block 19 is located above gear element 6 when push rod part is not pressed, when liquid aromatic substance needs to be squeezed out, adjust rack position and press push rod part, the rotary cooperation mode of gear element 6 and press element 3 is preferred in the embodiment.

[0030] As Figure 5 , 6 , 7 shows, scheme one: the longitudinal depth of limit slot 7 is same and the length of groove bottom radially extends each other, gear block 19 is equipped with stepped abutment surface 8 adapted to each limit slot 7. Scheme two (not shown in the drawing): the longitudinal depth of limit slot 7 is different (not shown in the drawing), the longitudinal sliding position of gear block 19 changes when it corresponds to different limit slots 7. Scheme three: the combination of scheme one and scheme two, as long as it can guarantee that gear block 19 is in different longitudinal positions.

[0031] By the differential limiting cooperation of the gear element 6 and the push rod part gear block 19, the multi-stage adjustment of the pressing stroke is realized, and the single filling amount of the liquid aromatic substance is effectively controlled. Two ways are adopted: one is that the longitudinal depths of each limiting groove 7 are different, when the gear block 19 rotates or moves to the position of the limiting groove 7, the gear block 19 is moved to different depths by pressing the push rod part, so as to limit the pressing stroke of the pressing element 3; the other is that the longitudinal depths of each limiting groove 7 are the same and the radial extension lengths of the groove bottoms are different, when the gear block 19 rotates or moves to the position of the limiting groove 7, one of the stepped surfaces in the stepped surface 8 of the gear block 19 will cooperate with the groove bottom of the limiting groove 7, so as to limit the pressing stroke of the pressing element 3.

[0032] The push rod part is arranged in the through hole 9 of the gear element 6, each limiting groove 7 is arranged along the circumferential direction of the inner wall of the through hole 9, the gear element 6 is fixedly installed on the inner wall of the shell 1, the push rod part is rotatably installed on the shell 1 and the lower part of the push rod part abuts against the pump body of the pressing type liquid pump 2; the gear block 19 can rotate and move circumferentially with the push rod part, and the gear block 19 is aligned with different depth gear grooves by rotating the push rod part.

[0033] The push rod part is circumferentially fixedly arranged in the through hole 9 of the gear element 6, the limiting grooves 7 are circumferentially arranged on the inner wall of the through hole 9, the gear element 6 is a rotatable ring structure, and the gear block 19 is fixed to the outer wall of the push rod; when the gear element 6 rotates, the gear block 19 axially slides and is embedded in the corresponding limiting groove 7.

[0034] The shell 1 is provided with an opening 10 for partially exposing the gear element 6, the lower part of the gear element 6 is provided with an annular groove 11, the inner wall surface of the annular groove 11 is circumferentially arranged with a plurality of alternately distributed protruding parts 12 and recessed parts 13; at least one elastic feedback strip 14 is directly or indirectly fixed on the outer circumferential surface of the push rod part, the free end of the elastic feedback strip 14 extends into the annular groove 11 and keeps in contact with the inner wall surface; wherein, when the gear element 6 rotates relative to the push rod part, the free end of the elastic feedback strip 14 slides through the protruding parts 12 and the recessed parts 13 in turn, periodically deforms and emits sound, and the periodic cooperation of the elastic feedback strip 14 and the protruding parts 12 and the recessed parts 13 in the annular groove 11 produces clear tactile paragraph feeling and sound prompt when the gear is switched, improving the interest.

[0035] The push rod part is sleeved with a circumferentially fixed connecting sleeve 15, the outer wall of the connecting sleeve 15 is provided with at least two elastic feedback strips 14, and the connecting sleeve 15 is located in the annular groove 11.

[0036] A limiting structure is arranged in the shell 1, the limiting structure includes blocking parts 16 located at the two axial ends of the gear element 6, and the limiting structure corresponds to the position of the opening 10.

[0037] The housing 1 is provided with a positioning mark 17 at the opening 10, and the gear element 6 is circumferentially provided with indication marks 18 corresponding to the positions of the limiting grooves 7; when the positioning mark 17 is aligned with the indication mark 18, the gear block 19 is aligned with the limiting groove 7, prompting the user to rotate the angle, and ensuring that the limiting groove 7 is aligned with the limiting block.

[0038] The basic principle, main features and advantages of the utility model are shown and described above, and the skilled in the art should understand that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed, and the scope of protection of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A liquid aromatic substance dispenser for cigarette filters, comprising a housing (1), a push-type liquid pump (2) disposed within the housing (1), and a push-type element (3) slidably mounted on the housing (1), wherein the push-type element (3) drives the push-type liquid pump (2) to discharge the liquid aromatic substance from the outlet (4), characterized in that: The pressing element (3) comprises a push rod part and a gear block (19), the push rod part performs pressing action in cooperation with the pressing liquid pump (2); the shell (1) is provided with a gear element (6), the gear element (6) has at least two limiting grooves (7) for making the gear block (19) in different longitudinal limiting positions, the gear element (6) is located on the sliding path of the pressing element (3); the gear element (6) and the pressing element (3) are linked by rotary cooperation or radial sliding cooperation, so that the gear block (19) can be selectively matched with different limiting grooves (7), thereby limiting the pressing stroke of the pressing element (3).

2. A cigarette filter liquid aromatic substance infuser according to claim 1, characterized in that: The longitudinal depths of the limiting grooves (7) are different from each other, and the longitudinal sliding positions of the gear block (19) are changed when the gear block (19) corresponds to different limiting grooves (7).

3. The cigarette filter liquid aromatic substance infuser of claim 1, wherein: The longitudinal depths of the limiting grooves (7) are the same, and the radial extension lengths of groove bottoms are different, and the gear block (19) is provided with a stepped abutting surface (8) matched with each limiting groove (7).

4. A cigarette filter liquid flavourant infuser according to claim 2 or 3, characterised in that: The push rod part is arranged in a through hole (9) of the gear element (6), each limiting groove (7) is arranged along the circumferential direction of the inner wall of the through hole (9), the gear element (6) is fixedly installed on the inner wall of the shell (1), the push rod part is rotatably installed on the shell (1), and the lower part of the push rod part abuts against the pump body of the pressing liquid pump (2); the gear block (19) can move circumferentially with the rotation of the push rod part, and the gear block (19) is aligned with the gear blocks of different depths by rotating the push rod part.

5. A cigarette filter liquid flavourant infuser according to claim 2 or 3, characterised in that: The push rod part is circumferentially fixedly arranged in the through hole (9) of the gear element (6), the inner wall of the through hole (9) is circumferentially spaced to arrange the limiting grooves (7), the gear element (6) is a rotatable ring structure, and the gear block (19) is fixed to the outer wall of the push rod; when the gear element (6) rotates, the gear block (19) axially slides and is embedded in the corresponding limiting groove (7).

6. A cigarette filter liquid aromatic substance infuser according to claim 5, characterized in that: The shell (1) is provided with an opening (10) for partially exposing the gear element (6).

7. A cigarette filter liquid aromatic substance infuser according to claim 6, characterised in that: The lower part of the gear element (6) is provided with an annular groove (11), the inner wall surface of the annular groove (11) is circumferentially spaced to arrange a plurality of alternating convex portions (12) and concave portions (13); at least one elastic feedback strip (14) is directly or indirectly fixed to the outer circumferential surface of the push rod part, the free end of the elastic feedback strip (14) extends into the annular groove (11) and keeps contact with the inner wall surface; when the gear element (6) rotates relative to the push rod part, the free end of the elastic feedback strip (14) sequentially slides through the convex portions (12) and the concave portions (13), periodically deforms and emits sound.

8. A cigarette filter liquid aromatic substance infuser according to claim 7, characterized in that: The push rod part is sleeved with a circumferentially fixed connecting sleeve (15), the outer wall of the connecting sleeve (15) is provided with at least two elastic feedback strips (14), and the connecting sleeve (15) is located in the annular groove (11).

9. The cigarette filter liquid aromatic substance infuser of claim 6, wherein: The shell (1) is provided with a limiting structure, the limiting structure comprises blocking portions (16) located at the axial two ends of the gear element (6), and the limiting structure corresponds to the position of the opening (10).

10. The cigarette filter liquid aromatic substance infuser of claim 6, wherein: The shell (1) is provided with a positioning mark (17) at the opening (10), the gear element (6) is circumferentially provided with an indicating mark (18) corresponding to the position of each limiting groove (7), and the positioning mark (17) and the indicating mark (18) are aligned, and the gear block (19) and the limiting groove (7) are aligned.

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