CN111150208A

CN111150208A - Bottle cap used in field of daily chemical articles and container with same

Info

Publication number: CN111150208A
Application number: CN202010021130.9A
Authority: CN
Inventors: 叶彪
Original assignee: Zhejiang Wei SA Plastic Co ltd
Current assignee: Zhejiang Wei SA Plastic Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-05-15

Abstract

The invention discloses a bottle cap and a container with the bottle cap, which are used in the field of daily chemical articles, and comprise a fixing piece, a piston capable of moving back and forth, a liquid suction device for driving the piston to move back and forth and a rotating sleeve matched with the liquid suction device; the fixed part comprises a fixed body, a connecting groove arranged at one end of the fixed body, a clamping edge arranged in the connecting groove, a liquid suction cavity arranged at the other end of the fixed body and a connecting column arranged in the connecting groove; the piston comprises a piston body, a piston connecting part arranged on the piston body, a piston outer ring connected with the piston connecting part and a piston ring edge matched with the liquid suction cavity; according to the invention, through the arrangement of the connecting groove and the clamping edge, the bottle cap and the bottle body are conveniently connected and fixed, meanwhile, the bottle opening is sealed, the sealing is convenient and good in effect, the process is simplified, and the purity of the articles in the bottle is not influenced.

Description

Bottle cap used in field of daily chemical articles and container with same

Technical Field

The invention belongs to the technical field of daily chemical articles, and particularly relates to a bottle cap and a container with the bottle cap, which are used in the field of daily chemical articles.

Background

The cosmetics are daily chemical products commonly used by people at present, most of the cosmetics need to be sealed, the cosmetics are generally contained in a bottle, and a sealing gasket is arranged between a bottle body and a bottle cap to realize sealing; however, the sealing gasket is easy to fall off in the process of repeatedly opening and closing the bottle cap, so that the sealing gasket is stained with impurities or water after cleaning, and the purity of cosmetics in the bottle is influenced.

Disclosure of Invention

The invention provides a bottle cap with good sealing effect, which is used in the field of daily chemical products and aims to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a bottle cap used in the field of daily chemical articles comprises a fixing piece, a piston capable of moving back and forth, a liquid suction device for driving the piston to move back and forth and a rotary sleeve matched with the liquid suction device; the fixed part comprises a fixed body, a connecting groove arranged at one end of the fixed body, a clamping edge arranged in the connecting groove, a liquid suction cavity arranged at the other end of the fixed body and a connecting column arranged in the connecting groove; the piston comprises a piston body, a piston connecting part arranged on the piston body, a piston outer ring connected with the piston connecting part and a piston ring edge matched with the liquid suction cavity; through the setting on spread groove and card edge, make things convenient for bottle lid and body to be connected fixedly simultaneously, utilize the card edge with the bottleneck joint on the body, thereby realized sealed to the bottleneck, it is convenient and effectual to seal, compare in the sealed mode that fills up of conventional use, the sealed step of filling up of installation has been saved, the process is simplified, and the sealed problem that can appear droing of filling up, influence sealed effect, and sealed fill up if can be infected with debris such as dust if droing, it can make sealed the pad carry moisture to wash sealed pad, influence the purity of article in the bottle, and this application adopts the form on card edge to seal, just solved above-mentioned a series of problems, and simple structure, the processing is convenient, guarantee can play good sealed effect all the time, can not influence the purity of article in the bottle.

Further, the clamping edges are arranged in an annular structure; the spliced pole include with logical groove that the imbibition chamber is linked together with connect the cambered surface: through the arrangement of the structure, the connection between the connecting column and the suction pipe is facilitated, so that the cosmetics in the bottle can be sucked through the lifting of the piston.

Further, a gap is formed between the piston outer ring and the piston body; the piston ring is arranged along a flaring-shaped structure; through the setting of above-mentioned structure for piston outer loop and piston ring are along having sufficient deformation space, and the piston ring is along hugging closely the inner wall in imbibition chamber all the time, play better sealed effect, do not influence the lift of piston again, and then guarantee to absorb the smooth and easy of cosmetics.

Furthermore, the fixed part also comprises a plurality of notches which are uniformly distributed along the circumferential direction of the inner wall of the connecting groove and a ring edge which is arranged on the fixed body; through the arrangement of the structure, when the fixing part is connected with the bottle body, if water drops or cosmetics are stained on the bottle body, the cosmetics or the water drops can be squeezed into the notch, so that the sealing effect between the fixing part and the bottle body is enhanced.

Further, the notches are arranged in a rectangular shape, a triangular shape, a trapezoidal shape or other shapes; through the setting of above-mentioned structure for the shape of notch is more diversified, sets up into different shapes according to the demand of difference, and then guarantees to play the effect of strengthening sealed effect all the time.

Furthermore, the piston also comprises a piston raised line arranged on the piston body, and the piston raised line is arranged in a cross-shaped structure; through the setting of above-mentioned structure, also certain space still remains between the diapire with the imbibition chamber when guaranteeing that the piston descends to the bottom, avoids the adhesion of cosmetics and leads to the problem that the piston is difficult to rise, guarantees that the piston can smoothly go up and down all the time.

Furthermore, the liquid suction device comprises a pressing part connected with the piston, a pressure resisting part in rotating lifting fit with the rotating sleeve and an elastic part used for connecting the pressing part and the pressure resisting part; through the setting of above-mentioned structure, guarantee that the suction means can wholly go up and down to drive the piston and go up and down, guarantee that the suction means when wholly going up and down, the elastic component can not take place deformation all the time, and life is longer.

Furthermore, the elastic part comprises an upper ring body connected with the pressing part, a lower ring body connected with the anti-pressing part and an elastic strip used for connecting the upper ring body and the lower ring body; through the arrangement of the structure, the pressing part can lift back and forth relative to the pressure-resistant part, and the effect of extruding cosmetics in the suction pipe is further realized.

Furthermore, the elastic strip is arranged in a spiral structure, so that the structure of the elastic strip can be simplified as much as possible, meanwhile, the elastic force is better, and the service life is longer.

The invention also provides a container, which comprises a bottle body and a bottle cap; the bottle cap is the bottle cap used in the field of daily chemical articles.

In conclusion, the bottle cap and the bottle body are convenient to connect and fix, the bottle opening is sealed, the sealing is convenient, the effect is good, the process is simplified, and the purity of the articles in the bottle is not influenced.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded schematic view of the present invention;

FIG. 3 is a schematic perspective sectional view of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is an enlarged schematic view at B in FIG. 3;

FIG. 6 is an enlarged schematic view at C of FIG. 3;

FIG. 7 is a schematic perspective sectional view of the fixing member of the present invention;

FIG. 8 is a schematic perspective sectional view of a piston according to the present invention;

FIG. 9 is a schematic perspective cross-sectional view of a wicking apparatus of the present invention;

FIG. 10 is a perspective view of the rotary sleeve of the present invention;

FIG. 11 is a schematic perspective sectional view of the outer case of the present invention;

FIG. 12 is a schematic perspective sectional view of a button housing according to the present invention;

fig. 13 is a schematic perspective sectional view of a push button according to the present invention.

Detailed Description

As shown in fig. 1-13, a bottle cap for the field of daily chemical articles comprises a piston 1, a fixing member 2, a rotary sleeve 3, a liquid suction device, a shell 7, a button 8 and a button shell 9; the fixed part 2 is made of PVC material or other materials, and comprises a connecting groove 22, a clamping edge 23, a connecting column 24, a notch 25, a ring edge 26 and a fixed body 29; the connecting groove is arranged at one end of the fixed body, and at least part of the inner wall of the connecting groove is provided with threads, so that the liquid taking and placing device and the bottle body can be conveniently connected, fixed and sealed; the clamping edge 23 is formed by extending at least part of the surface of the bottom surface of the connecting groove outwards and is arranged in an annular structure, and the outer diameter of the clamping edge is slightly larger than the inner diameter of the bottle opening of the bottle body, so that the clamping edge and the bottle opening form interference fit, and the liquid taking and placing device is convenient to realize sealing fit with the bottle body; preferably, the outer side of the upper end of the clamping edge is provided with a clamping edge arc surface, so that the clamping edge can be conveniently clamped into the bottleneck; the connecting column 24 is also formed by extending at least part of the surface of the bottom wall of the connecting groove outwards and is provided with a columnar structure, preferably, the end part of the connecting column is provided with a connecting cambered surface, so that the connecting and fixing between the connecting column and the straw are facilitated, and articles in the bottle body can be conveniently sucked into the straw and taken out; a plurality of notches 25 are formed in the inner wall of the end part of the connecting groove, the notches are uniformly formed along the circumferential direction of the inner wall of the connecting groove, and the notches can be formed in a rectangular shape, a triangular shape, a trapezoidal shape or other shapes; at least part of the surface of the outer wall of the fixing body extends outwards to form an annular edge 26, the annular edge surrounds the fixing body for one circle, and the annular edge is positioned close to one side of the fixing body, which is provided with the connecting groove.

Furthermore, a liquid suction cavity 20 is formed at one end of the fixed body 29, which is far away from the connecting groove 22, and a through groove is formed in the middle of the connecting column 24, so that a straw communicated with the connecting column can be communicated with the liquid suction cavity through the through groove; the piston 1 is arranged in the liquid suction cavity and can move back and forth along the liquid suction cavity; the piston comprises a piston body 10, a piston outer ring 11, a piston connecting part 12, a piston ring edge 13 and a piston convex strip 14; the piston body is arranged in a cylindrical structure and is made of PVC materials or other materials; at least part of the outer surface of the outer wall of the piston body extends outwards to form a piston connecting part 12, and the piston connecting part is annular; at least part of the surface of the piston connecting part extends outwards to form a piston outer ring 11, the piston outer ring is arranged in an annular structure and surrounds the outer side of the piston body, the piston outer ring is connected with the piston body through the piston connecting part, and a gap is reserved between the inner surface of the piston outer ring and the outer surface of the piston body except the part connected with the piston connecting part, so that the piston outer ring has enough deformation space; at least partial surfaces of two ends of the piston outer ring extend outwards to form piston ring edges 13, the piston ring edges are arranged in a flaring structure, so that after the piston is installed in the liquid suction cavity 20, the piston ring edges can be always attached to the inner wall of the liquid suction cavity, the sealing fit between the piston and the inner wall of the liquid suction cavity is realized, the pressure in the liquid suction cavity can be changed by the lifting of the piston, cosmetics are sucked and discharged, and meanwhile, the piston ring edges can be elastically deformed, so that overlarge resistance can not be caused to the lifting of the piston; at least part of the surface of the lower end surface (the side close to the bottom surface of the liquid suction cavity) of the piston body extends outwards to form a piston convex strip 14 which is provided with a cross-shaped structure.

Specifically, the liquid suction device is arranged on the fixing piece 2 and can lift back and forth relative to the fixing piece; the liquid suction device comprises a pressing part 4, a pressing resisting part 5 and an elastic part 6, wherein the pressing resisting part 5 comprises a pressing resisting body 50 and a convex block 51, the pressing resisting body is arranged in an annular structure and made of PVC materials or other materials, and the pressing resisting body is sleeved on the outer side of a fixed body 29 and can slide back and forth relative to the fixed body; at least part of the outer surface of the pressure-resistant body extends outwards to form a lug 51; the pressing part 4 comprises a pressing body 40, a pressing convex part 41, a pressing convex edge 42 and a pressing snap ring 43; the pressing body 40 is a hollow cylinder structure, is made of PVC material or other materials, and has an outer diameter less than or equal to the inner diameter of the imbibition cavity 20, so that at least part of the pressing body can penetrate into the imbibition cavity and can slide back and forth relative to the imbibition cavity; at least part of the surface of the lower end surface of the pressing body extends outwards to form a pressing convex part 41 which is provided with a hollow cylindrical structure; at least part of the surface of the upper end surface of the piston body 10 is recessed inwards to form a piston groove 15, and the inner diameter of the piston groove is smaller than or equal to the outer diameter of the pressing convex part, so that the pressing convex part can be inserted into the piston groove, the piston can form interference fit with the pressing part, and the piston can lift along with the lifting of the pressing part; preferably, at least part of the surface of the outer wall of the pressing convex part extends outwards to form a pressing snap ring 43, at least part of the surface of the inner wall of the piston groove 15 extends outwards to form a piston snap ring 16, and the piston snap ring is clamped with the pressing snap ring, so that the anti-falling fit between the piston and the pressing part is realized, the piston is ensured not to be separated from the pressing part in the lifting process along with the pressing part, and the fit is more stable; at least a part of the outer surface of the outer wall of the pressing body 40 near the upper end extends outwards to form a pressing convex edge 42; at least part of the end surface of one end of the fixed body 29 far away from the connecting groove 22 is recessed inwards to form a movable ring groove 27, the movable ring groove surrounds the outer side of the liquid suction cavity, and a fixed spacer ring 28 is formed between the movable ring groove and the liquid suction cavity; after the pressing body 40 slides a certain distance into the liquid suction cavity, the upper end face of the fixed spacer ring can be abutted against the lower end face of the pressing convex edge 42, so that the pressing part is prevented from completely entering the liquid suction cavity.

Further, the elastic part 6 comprises an elastic strip 61, an upper ring 60, a lower ring 62 and a connecting block 63; the upper ring body 60 is formed by extending at least part of the surface of the lower surface of the pressing convex edge 42 outwards, and is provided with an annular structure, and a gap is reserved between the inner side surface of the upper ring body and the outer surface of the pressing body, so that the upper end of the fixed spacer ring 28 can penetrate into the gap; the elastic strips 61 are arranged in an arc structure, preferably, the elastic strips in the application are arranged in a spiral structure with a half circle, and are provided with two elastic strips which are uniformly distributed along the circumferential direction of the upper ring body; the upper end of the elastic strip is connected with the upper ring body, and the lower end of the elastic strip is connected with the lower ring body; when the pressing part is pressed to compress the elastic strip, the elastic strip is arranged in a spiral structure with a half turn, the part of the elastic strip close to the upper ring body and the part close to the lower ring body can preferentially generate elastic deformation, so that the requirement on the pressure for enabling the elastic strip to generate elastic deformation is low, a user can press the elastic strip more easily, the elasticity of the elastic strip is greater than the friction force between the piston and the liquid suction cavity, meanwhile, the elastic strip has enough elasticity to jack the piston, and the part of the elastic strip close to the upper ring body and the part close to the lower ring body can preferentially generate elastic deformation, so that the elastic force of the elastic strip is more durable, the elastic strip is less prone to aging, and the service life is longer; the lower ring body 62 is connected with the lower end of the elastic strip 61, is arranged in an annular structure, is positioned in the movable ring groove 27 and can lift back and forth in the movable ring groove; at least part of the surface of the outer side surface of the lower ring body extends outwards to form a connecting block 63; the fixed body 29 is provided with a sliding groove 21, the connecting block passes through the sliding groove to be connected with the compression-resistant body 50, and the connecting block can slide back and forth along the sliding groove, so that the liquid suction device consisting of the pressing part 4, the compression-resistant part 5 and the elastic part 6 can integrally and synchronously lift, and drives the piston to lift together; in other embodiments, the pressing portion, the elastic portion and the compression-resistant portion can be of a split structure and are fixedly connected through clamping, screwing, bonding or other methods.

Specifically, the rotating sleeve 3 comprises a rotating sleeve body 30, a track 31, a rotating clamping part 32, a rotating convex edge 33 and a rotating clamping hook 34; the rotating sleeve body 30 is a hollow cylinder structure and made of PVC material or other materials, the rotating sleeve body is sleeved outside the compression-resistant body 50, and the inner diameter of the rotating sleeve body is equal to or slightly larger than the outer diameter of the compression-resistant body, so that the rotating sleeve body can rotate and lift relative to the compression-resistant body; the track 31 is arranged on the rotary sleeve body 30 and is in a spiral structure, and the track comprises a first section 311, a second section 312, a third section 313 and a fourth section 314; the second section body is provided with an arc-shaped structure, the first section body and the third section body are both horizontal section bodies and are respectively communicated with two ends of the second section body, and the fourth section body is communicated with the third section body and is provided with an open slot in a vertical state; when the rotating sleeve is sleeved on the outer side of the pressure resisting part, the convex block 51 on the pressure resisting part penetrates into the track, so that when the rotating sleeve rotates, the convex block can move along the track, when the convex block is positioned in the first section, the pressure resisting part is positioned at the highest point, and when the convex block is positioned in the third section, the pressure resisting part is positioned at the lowest point; when the convex block moves back and forth along the second section body, the pressure-resisting part can lift along with the movement of the convex block, so that the elastic part connected with the pressure-resisting part, the pressing part and the piston are driven to lift together; when the rotating sleeve needs to be taken down, the rotating sleeve can be separated from the pressure resisting part only by enabling the lug to be separated from the sliding groove through the fourth section body; at least part of the outer surface of the rotating sleeve body extends outwards to form a convex strip, a plurality of convex strips are uniformly distributed along the circumferential direction of the rotating sleeve body, and a gap is reserved between every two adjacent convex strips, so that a rotating clamping part 32 is formed; at least part of the outer surface of the rotating sleeve body extends outwards to form a rotating convex edge 33, and the rotating convex edge can surround the rotating sleeve body for a circle or can be a plurality of convex edges uniformly distributed along the circumferential direction of the rotating sleeve body; at least part of the surface of the upper end of the inner wall of the rotating sleeve body extends outwards to form a rotating clamping hook 34.

In other embodiments, the protrusion 51 may be formed on the inner wall of the rotating sleeve 3, and the rail 31 is formed on the pressure resisting portion 5, which can also realize the rotating up-down cooperation between the rotating sleeve and the resisting portion, so that the resisting portion can be lifted up and down along with the rotation of the rotating sleeve.

In other embodiments, the sliding groove 21 may be formed on the rotating sleeve 3, the protrusion 51 is formed on the outer wall of the pressure resisting portion 5, and the pressure resisting portion can move up and down back and forth relative to the rotating sleeve while the rotation resisting portion is in rotation resisting fit with the rotating sleeve through the fit between the protrusion and the sliding groove; of course, the sliding groove is arranged on the compression resisting part, and the convex block is arranged on the inner wall of the rotary sleeve; the rail 31 is then provided on the fixing member, and the connecting block 63 passes through the rail, so that the elevation of the pressure-resistant portion is realized by the cooperation between the connecting block and the rail.

Specifically, the housing 7 includes a housing 70, a first housing slot 71, a second housing slot 72, a housing edge 73, and a housing locking edge 74; the shell 70 is made of PVC material or other materials, is arranged in a hollow cylinder structure and is sleeved outside the rotary sleeve 3; at least part of the outer surface of the lower end of the shell extends outwards to form a shell convex part 75, the shell convex ring is provided with a structure with a small upper part and a big lower part, and the outer wall is arc-shaped, so that the whole body is more attractive, and the installation is more stable; the shell edge 73 is formed by extending outwards from at least part of the inner wall of the lower end of the shell 70, when the fixing piece 2 is installed in the shell, the clamping edge 23 just can be abutted against the shell edge, and the lower end face of the fixing piece and the lower end face of the shell are flush with each other; the first shell groove 71 is formed by inwards recessing at least part of the inner wall surface of the shell, at least part of the surface of the bottom wall of the first shell groove extends outwards to form a plurality of convex strips 76, gaps are reserved between every two adjacent convex strips, the combination of the convex strips and the gaps is uniformly distributed along the circumferential direction of the bottom wall of the first shell groove, after the rotary sleeve 3 is installed in the shell 7, the rotary clamping part 32 can be just embedded into the first shell groove, the convex strips forming the rotary clamping part can be just embedded into the gaps between every two adjacent convex strips formed on the bottom wall of the first shell groove, correspondingly, the convex strips formed on the bottom wall of the first shell groove can be just embedded into the gaps between every two adjacent convex strips forming the rotary clamping part, and therefore rotation stopping matching is formed between the shell and the rotary sleeve; the shell clamping edge 74 is formed by extending at least part of the inner wall of the shell outwards, and the cross section of the shell clamping edge is in a semicircular structure; the second shell groove 72 is formed between the shell clamping edge and the first shell groove, the rotary convex edge 33 is embedded into the second shell groove, and the rotary convex edge is clamped through the matching of the second shell groove and the shell edge, so that the anti-falling matching between the shell and the rotary sleeve is realized.

Specifically, the button shell 9 includes a button shell body 90, a first convex edge 91, a second convex edge 92 and a button shell clamping strip 93, the button shell body 90 is made of PVC material or other materials, is provided in an arc structure, is upwardly convex, is more convenient to press, and has better hand feeling; the first flange 91 is formed by extending outwardly from at least a portion of the lower surface of the outer edge of the button housing body 90, and has an outer diameter smaller than the inner diameter of the housing 70; the second convex edge 92 is formed by extending outwardly from at least a portion of the lower surface of the button housing body 90; the button shell clamping strips 93 are formed by extending at least part of the surface of the inner side of the second convex edge outwards, the button shell clamping strips are uniformly distributed along the circumferential direction of the second convex edge, and a gap is reserved between every two adjacent button shell clamping strips.

Specifically, the button 8 includes a button body 80, a first button edge 81, a second button edge 82, a button hook 83, a button strip 84, a button convex ring 85 and a button groove 86; the button body 80 is made of PVC material or other materials, is provided with an arc-shaped structure and is upwards convex, so that when the button shell is covered outside the button, the upper surface of the button body is mutually attached to the lower surface of the button shell body; at least part of the lower surface of the outer edge of the button body extends downwards to form a first button edge 81, the outer diameter of the first button edge is slightly larger than the inner diameter of the second convex edge 92, so that the first button edge and the second convex edge can form interference fit; at least part of the outer surface of the lower end of the first button edge extends outwards and then downwards, so that a second button edge 82 is formed, and a step groove is formed at the joint of the second button edge and the first button edge; the outer diameter of the second button edge is smaller than the inner diameter of the rotary sleeve 3, and at least part of the inner diameter of the second button edge is larger than the outer diameter of the fixed body 29; at least part of the outer surface of the lower end of the second button edge extends outwards to form a button hook 83, so that when the button 8 is inserted into the upper end of the rotary sleeve 3, the button hook and the rotary hook are matched with each other, and the anti-falling fit between the button and the rotary sleeve is realized; the inner wall of the second button edge is preferably arranged in an inclined state, and the diameter of the inner wall is gradually increased from one end close to the first button edge to the end far away from the first button edge, so that when the button is pressed down, the distance between the surface of the inner side of the second button edge and the outer surface of the fixing body 29 is gradually reduced until the inner side of the second button edge and the outer surface of the fixing body are mutually abutted, the speed reduction effect on the button is achieved, and the noise or abnormal sound generated by mutual impact of all parts is reduced; at least part of the outer surface of the first button edge extends outwards to form a button clamping strip 84, a plurality of button clamping strips are uniformly distributed along the circumferential direction of the first button edge, and a gap is reserved between every two adjacent button strips; when the button 8 and the button shell 9 are connected with each other, the button clamping strip is embedded between two adjacent button shell clamping strips 93, and the button shell clamping strip is embedded between two adjacent button clamping strips, so that the rotation stopping matching between the button and the button shell is realized; at least part of the surface of the lower surface of the button body extends outwards to form a button convex ring 85, the pressing body 40 is provided with a pressing groove 44, and the outer diameter of the button convex ring is slightly larger than the inner diameter of the pressing groove, so that the button convex part and the pressing groove can form interference fit after being inserted into the pressing groove; a button groove 86 is formed between the button convex ring and the first button edge, and the pressing body can be just arranged in the button groove.

Description of operation in use: when the liquid taking and placing device is not used, the liquid taking and placing device is in a state of being screwed with the bottle body, the shell 7 is screwed at the moment, the shell can drive the rotary sleeve 3 to rotate, the rotary sleeve 3 rotates to enable the lug 51 arranged in the rail 31 to move along the rail, along with continuous rotation of the rotary sleeve, the lug rises along the second section body 312 and drives the compression resisting part 5 to rise, so that the elastic part 6 connected with the compression resisting part 5, the pressing part 4, the piston 1, the button 8 and the button shell 9 are driven to rise, and along with rising of the piston 1, negative pressure is formed in the liquid suction cavity 20, cosmetics in the bottle body can be sucked into a suction pipe communicated with the liquid suction cavity, and the cosmetics are sucked; when the projection 51 enters the first section 311 and then the shell 7 is continuously rotated, the screw connection between the fixing part 2 and the bottle body is released, and the cover body can be taken down from the bottle body; at this time, as the anti-pressing part 5, the elastic part 6, the pressing part 4, the piston 1, the button 8 and the button shell 9 are all lifted, the fixed spacer ring 28 already exits from the gap between the upper ring body 60 and the pressing body 40, and enough gap is left between the upper edge of the fixed body and the lower edge of the first button edge, so that the button can be freely pressed, and the button shell 9 is pressed at this time, so that the button 8 is driven to descend, the pressing part 4 is driven to descend and compress the elastic part 6, the piston 1 is driven to descend, the pressure in the liquid suction cavity is increased, cosmetics in the suction tube communicated with the liquid suction cavity are extruded out, and the cosmetics are taken; at this time, the external force is removed, and the piston 1, the pressing part 4, the button 8 and the button shell 9 rise and reset under the elastic force of the elastic part 6;

when the cap body and the bottle body are fixed again after use, the shell 7 is rotated, the fixing part 2 can be screwed with the bottle body, meanwhile, the rotating sleeve 3 can also rotate along with the rotation of the shell, so that the lug 51 in the first section body 311 descends along the second section body 312, the compression resisting part 5, the elastic part 6, the pressing part 4, the piston 1, the button 8 and the button shell 9 are driven to descend together, along with the descending of the piston 1, the space in the liquid suction cavity 20 is reduced, the pressure is increased, cosmetics or air in the liquid suction pipe communicated with the liquid suction cavity can be discharged, and preparation is made for next cosmetics suction; when the projection 51 moves into the third section 313, the housing 7 and the rotary sleeve 3 form a one-way rotation-stopping fit relative to the fixing member 2, so that the fixing member and the bottle body can be screwed tightly by continuing rotating the housing, and the liquid taking and placing device and the bottle body can be screwed and sealed and fixed.

The application also provides a container, which comprises a bottle body and a bottle cap, wherein the bottle cap is the bottle cap used in the field of daily chemical articles, the bottle body is a bottle for storing liquid, and the bottle is the prior art and is not described herein; the bottle can be in threaded connection with the fixing piece 2, so that the bottle body and the bottle cap are connected, fixed and sealed.

Claims

1. A bottle cap used in the field of daily chemical articles comprises a fixing piece (2), a piston (1) capable of moving back and forth, a liquid suction device for driving the piston (1) to move back and forth and a rotary sleeve (3) matched with the liquid suction device; the method is characterized in that: the fixing piece (2) comprises a fixing body (29), a connecting groove (22) arranged at one end of the fixing body (29), a clamping edge (23) arranged in the connecting groove (22), a liquid suction cavity (20) arranged at the other end of the fixing body (29) and a connecting column (24) arranged in the connecting groove (22); the piston (1) comprises a piston body (10), a piston connecting part (12) arranged on the piston body (10), a piston outer ring (11) connected with the piston connecting part (12) and a piston ring edge (13) matched with the liquid suction cavity (20).

2. The bottle cap for use in the field of daily chemicals according to claim 1, wherein: the clamping edge (23) is arranged in an annular structure; the connecting column (24) comprises a through groove and a connecting arc surface which are communicated with the liquid suction cavity (20).

3. The bottle cap for use in the field of daily chemicals according to claim 1, wherein: a gap is arranged between the piston outer ring (11) and the piston body (10); the piston ring is arranged along the flaring-shaped structure (13).

4. The bottle cap for use in the field of daily chemicals according to claim 2, wherein: the fixing part (2) further comprises a plurality of notches (25) uniformly distributed along the circumferential direction of the inner wall of the connecting groove (22) and a ring edge (26) arranged on the fixing body (29).

5. The bottle cap for use in the field of daily chemicals according to claim 4, wherein: the notches (25) are arranged in a rectangular, triangular, trapezoidal or other shape.

6. A bottle cap for use in the field of daily chemicals according to claim 3, wherein: the piston (1) further comprises a piston convex strip (14) arranged on the piston body (10), and the piston convex strip (14) is arranged in a cross-shaped structure.

7. The bottle cap for use in the field of daily chemicals according to any one of claims 1 to 6, wherein: the liquid suction device comprises a pressing part (4) connected with the piston (1), a pressure resisting part (5) in rotating, lifting and matching with the rotating sleeve (3), and an elastic part (6) used for connecting the pressing part (4) and the pressure resisting part (5).

8. The bottle cap for use in the field of daily chemicals according to claim 7, wherein: the elastic part (6) comprises an upper ring body (60) connected with the pressing part (4), a lower ring body (62) connected with the compression resisting part (5) and an elastic strip (61) used for connecting the upper ring body (60) with the lower ring body (62).

9. The bottle cap for use in the field of daily chemicals according to claim 8, wherein: the elastic strip (61) is arranged in a spiral structure.

10. A container comprises a bottle body and a bottle cap; the method is characterized in that: the bottle cap is the bottle cap for the field of daily chemical articles as claimed in claims 1 to 9.