CN219790849U - Vacuum bottle for cosmetics - Google Patents
Vacuum bottle for cosmetics Download PDFInfo
- Publication number
- CN219790849U CN219790849U CN202320966971.6U CN202320966971U CN219790849U CN 219790849 U CN219790849 U CN 219790849U CN 202320966971 U CN202320966971 U CN 202320966971U CN 219790849 U CN219790849 U CN 219790849U
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- CN
- China
- Prior art keywords
- spray head
- vacuum
- piston
- cavity
- piston rod
- Prior art date
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- 239000002537 cosmetic Substances 0.000 title claims abstract description 54
- 239000007921 spray Substances 0.000 claims abstract description 58
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The utility model discloses a vacuum bottle for cosmetics, which comprises a bottle body, a spray head assembly and a bottle cap, wherein an upper piston and a lower piston are arranged in the bottle body in a dynamic sealing manner, a cosmetic containing cavity is defined between the upper piston and the lower piston, and a pressure stabilizing cavity is defined between the lower piston and the bottom wall of the bottle body; a liquid outlet is arranged on the upper piston; the spray head assembly comprises a positioning cover, a vacuum pump and a spray head, wherein the positioning cover is fixed on the bottle body, the vacuum pump comprises a pump shell with a vacuum cavity, a piston rod, a spring and a blocking ball are arranged in the vacuum cavity, the piston rod is arranged in the vacuum cavity in a dynamic sealing manner, and the upper end of the piston rod is connected with the spray head; a first diversion channel for conducting the vacuum cavity and the spray head is also arranged in the piston rod; the two ends of the spring are respectively abutted against the piston rod and the pump shell; the plugging ball is positioned at one side of the vacuum cavity close to the liquid outlet and is used for plugging or conducting the liquid outlet. The utility model can timely discharge the gas in the bottle body, avoid the oxidation risk of the product and achieve the effect of prolonging the shelf life.
Description
Technical Field
The utility model relates to the technical field of cosmetic packaging, in particular to a vacuum bottle for cosmetics.
Background
The packing forms of liquid, emulsion and paste commonly used in the market at present are mainly vacuum bottles, and when the packing forms are used, a spray head of the vacuum pump is pressed to drive a piston rod of the vacuum pump to move so as to squeeze and discharge feed liquid in the bottle from the spray head. However, when the pressing component with the structure is reset, the gas in the bottle body cannot be discharged in time, so that the product is at risk of oxidization, and the quality guarantee period of the product is affected.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a vacuum bottle for cosmetics, which can timely discharge gas in the bottle body through structural improvement, avoid the oxidation risk of the product and achieve the effect of prolonging the shelf life.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a vacuum bottle for cosmetics comprises a bottle body, a spray head component and a bottle cap,
the bottle body is internally provided with an upper piston and a lower piston in a dynamic seal manner, a cosmetic containing cavity is defined between the upper piston and the lower piston, and a pressure stabilizing cavity communicated with the atmosphere is defined between the lower piston and the bottom wall of the bottle body; the upper piston is provided with a liquid outlet for communicating the spray head component and the cosmetic containing cavity;
the spray head assembly comprises a positioning cover, a vacuum pump and a spray head, wherein the positioning cover is fixed on the bottle body, the vacuum pump comprises a pump shell with a vacuum cavity inside, a piston rod, a spring and a blocking ball are arranged in the vacuum cavity, the piston rod is arranged in the vacuum cavity in a dynamic sealing manner, and the upper end of the piston rod is connected with the spray head; a first diversion channel for conducting the vacuum cavity and the spray head is also arranged in the piston rod; the two ends of the spring are respectively abutted against the piston rod and the pump shell; the plugging ball is positioned at one side of the vacuum cavity close to the liquid outlet and is used for plugging or conducting the liquid outlet.
The spray head is pressed downwards, the piston rod moves downwards synchronously, the spring is stressed to compress, the volume of the vacuum cavity is reduced, the air pressure is increased, the plugging ball moves downwards under the action of the air pressure and plugs the liquid outlet, and at the moment, the cosmetic containing cavity is not communicated with the vacuum cavity; loosening the spray head, resetting the spring and driving the piston rod to move upwards, enabling the volume of the vacuum cavity to be enlarged, enabling the air pressure to be reduced, enabling the plugging ball to move upwards under the action of the air pressure and conducting the liquid outlet, enabling the gas or the liquid in the cosmetic containing cavity to enter the vacuum cavity along the liquid outlet, and then sequentially spraying out through the piston rod and the spray head; and because the gas or the cosmetics in the cosmetic holding cavity is discharged, the air pressure in the cosmetic holding cavity is reduced, and at the moment, the air pressure in the pressure stabilizing cavity can push the lower piston to move upwards until reaching the pressure stabilizing state due to the communication between the pressure stabilizing cavity and the atmosphere.
The utility model has the beneficial effects that: the movable sealing connection of the upper piston, the lower piston and the bottle body can ensure that cosmetics in the cosmetic containing cavity are always in a sealing environment, and the volume in the cosmetic containing cavity can be timely adjusted through the movement of the lower piston when the spray head and the vacuum pump are matched to pump out cosmetics in the cosmetic containing cavity so as to discharge air in the cosmetic containing cavity, so that the problem of oxidation of the cosmetics caused by contact between the air and the cosmetics in the cosmetic containing cavity is avoided, and the shelf life of the cosmetics is prolonged.
Furthermore, the positioning cover comprises a cover body, the cover body is fixedly connected with the bottle body, and a first annular plate for the upper piston to abut against is arranged on one side of the cover body, which faces the bottle body. The position of the upper piston can be limited through the arrangement of the first annular plate, so that the upward movement of the upper piston in the pumping process is avoided, and the change of the volume of the cosmetic containing cavity is realized through the lower piston.
Further, a guiding ring groove for limiting the moving range of the spray head is arranged at the upper end of the cover body.
Further, the spray head comprises a spray head body, an outer ring plate capable of being inserted into the guide ring groove is arranged on the spray head body, and the groove width of the guide ring groove is larger than the wall thickness of the outer ring plate, so that the outer ring plate is prevented from contacting the inner side wall of the guide ring groove. In the process of pressing the spray head, the pressing-down amount of the spray head can be limited through the contact between the outer ring plate and the bottom of the guide ring groove, so that the cosmetic amount sucked by the pump is limited, the notch of the guide ring groove is set to be larger than the wall thickness of the outer ring plate, the outer ring plate can be prevented from being contacted with the inner side wall of the guide ring groove in the pressing-down process, and the pressing-down resistance of the outer ring plate is further reduced.
Furthermore, the spray head body is also provided with an inner annular plate which is coaxially arranged with the outer annular plate, and the inner annular plate is provided with a second diversion channel which is communicated with the spray head body.
Furthermore, the inner ring plate is sleeved on the piston rod, and a limiting caulking groove for the piston rod to butt against is formed in the inner ring plate. The limiting caulking groove is arranged, so that the piston rod is in limiting butt joint with the inner annular plate, and synchronous movement of the spray head and the piston rod is guaranteed.
Further, the piston rod comprises a rod body, a vacuum piston which is connected in the vacuum cavity in a dynamic seal mode is fixedly sleeved on the rod body, and the upper end of the rod body extends out of the pump shell and is abutted to the spray head.
Furthermore, an annular flange is arranged on the outer side wall of the positioning cover, the bottle cap cover is arranged on the positioning cover, a plurality of clamping convex parts distributed along the circumferential direction are arranged on the inner side wall of the bottle cap cover, and the clamping convex parts can be in interference clamping with the annular flange.
Further, at least one air hole is formed in the bottom wall of the bottle body.
Drawings
FIG. 1 is a schematic cross-sectional view of a vacuum flask according to an embodiment of the utility model;
FIG. 2 is a schematic cross-sectional view of a showerhead assembly according to an embodiment of the utility model;
FIG. 3 is an enlarged view of a portion of the portion A of FIG. 2;
fig. 4 is a schematic structural view of a bottle cap according to an embodiment of the present utility model.
In the figure:
1-a bottle body; 11-bottle cap; 111-a clamping convex part;
21-upper piston; 22-lower piston; 23-cosmetic container; 24-a pressure stabilizing cavity;
3-positioning a cover; 31-a first ring plate; 32-a guide ring groove; 33-an annular flange;
4-a vacuum pump; 41-pump housing; 42-a piston rod; 421-rod body; 422-vacuum piston; 43-spring; 44-plugging balls;
5-spray head; 51-an outer ring plate; 52-an inner ring plate; 521-limit caulking groove.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples
Referring to fig. 1-2, the vacuum bottle for cosmetics of the utility model comprises a bottle body 1, a spray head assembly and a bottle cap 11, wherein an upper piston 21 and a lower piston 22 are arranged in the bottle body 1 in a dynamic sealing manner, a cosmetic containing cavity 23 is defined between the upper piston 21 and the lower piston 22, and a pressure stabilizing cavity 24 communicated with the atmosphere is defined between the lower piston 22 and the bottom wall of the bottle body 1; the upper piston 21 is provided with a liquid outlet for communicating the spray head component and the cosmetic containing cavity 23; the spray head assembly comprises a positioning cover 3, a vacuum pump 4 and a spray head 5, wherein the positioning cover 3 is fixed on the bottle body 1, the vacuum pump 4 comprises a pump shell 41 with a vacuum cavity inside, a piston rod 42, a spring 43 and a blocking ball 44 are arranged in the vacuum cavity, the piston rod 42 is arranged in the vacuum cavity in a dynamic sealing way, and the upper end of the piston rod 42 is connected with the spray head 5; a first diversion channel for conducting the vacuum cavity and the spray head 5 is also arranged in the piston rod 42; both ends of the spring 43 are respectively abutted against the piston rod 42 and the pump housing 41; the plugging ball 44 is located at one side of the vacuum chamber near the liquid outlet for plugging or conducting the liquid outlet.
When the cosmetic container is operated, the spray head 5 is pressed downwards, the piston rod 42 moves downwards synchronously, the spring 43 is stressed and compressed, the volume of the vacuum cavity is reduced, the air pressure is increased, the blocking ball 44 moves downwards under the action of the air pressure and blocks the liquid outlet, and at the moment, the cosmetic container cavity 23 is not communicated with the vacuum cavity; releasing the spray head 5, resetting the spring 43 and driving the piston rod 42 to move upwards, enlarging the volume of the vacuum cavity, reducing the air pressure, moving the blocking ball 44 upwards under the action of the air pressure and conducting the liquid outlet, and enabling the gas or liquid in the cosmetic containing cavity 23 to enter the vacuum cavity along the liquid outlet, so that the gas or liquid is sprayed out through the piston rod 42 and the spray head 5 in sequence; and because the gas or cosmetics in the cosmetic holding cavity 23 is discharged, the air pressure in the cosmetic holding cavity 23 is reduced, and at this time, the air pressure in the pressure stabilizing cavity 24 can push the lower piston 22 to move upwards until reaching the pressure stabilizing state due to the communication between the pressure stabilizing cavity 24 and the atmosphere.
Through the dynamic sealing connection of the upper piston 21, the lower piston 22 and the bottle body 1, the cosmetics in the cosmetic containing cavity 23 can be guaranteed to be always in a sealing environment, when the spray head 5 and the vacuum pump 5 are matched to pump out the cosmetics in the cosmetic containing cavity 23, the volume in the cosmetic containing cavity 23 can be timely adjusted through the movement of the lower piston 22 so as to discharge the air in the cosmetic containing cavity 23, the problem of cosmetic oxidation caused by the contact of the air and the cosmetics in the cosmetic containing cavity 23 is avoided, and the quality guarantee period of the cosmetics is prolonged.
In some embodiments, referring to fig. 2, the positioning cap 3 includes a cap body, the cap body is fixedly connected to the bottle body 1, a first ring plate 31 on which the upper piston 21 abuts is disposed on a side facing the bottle body 1, and a guiding ring groove 32 for limiting a moving range of the nozzle 5 is disposed on a side facing the nozzle 5. The position of the upper piston 21 can be defined by the arrangement of the first ring plate 31, so that the upward movement of the upper piston 21 during pumping is avoided, and the change of the volume of the cosmetic container 23 is ensured by the lower piston 22.
In some embodiments, the side wall of the upper end part of the bottle body 1 is provided with external threads, the side wall of the lower end part of the cover body is provided with internal threads, and the detachable connection of the bottle body 1 and the cover body is realized through the arrangement of the external threads and the internal threads. Because the bottle body 1 and the cover body adopt a detachable connection mode, the arrangement of the upper piston 21 can also prevent air from entering the cosmetic containing cavity 23 from the connection part of the bottle body 1 and the cover body, and further ensure the sealing effect on cosmetics.
In some embodiments, referring to fig. 2-3, the spray head 5 includes a spray head body provided with an outer ring plate 51 that can be inserted into the guide ring groove 32, and the guide ring groove 32 has a groove width greater than the wall thickness of the outer ring plate 51 so as to avoid the outer ring plate 51 from contacting the inner sidewall of the guide ring groove 32. In the process of pressing the spray head 5, the pressing-down amount of the spray head 5 can be limited by the contact of the outer ring plate 51 and the bottom of the guide ring groove 32, so that the cosmetic sucked by a pump is limited, the groove width of the guide ring groove 32 is set to be larger than the wall thickness of the outer ring plate 51, the outer ring plate 51 can be prevented from contacting the inner side wall of the guide ring groove 32 in the pressing-down process, and the pressing-down resistance of the outer ring plate 51 is further reduced.
In some embodiments, the spray head body is further provided with an inner ring plate 52 coaxially arranged with the outer ring plate 51, and the inner ring plate 52 is provided with a second diversion channel communicated with the spray head body. Further, the inner ring plate 52 is sleeved on the piston rod 42, and a limiting caulking groove 521 is provided on the inner ring plate for the piston rod 42 to abut. The limiting caulking groove 521 is arranged to realize the limiting abutting connection between the piston rod 42 and the inner ring plate 52, so that the synchronous movement of the spray head 5 and the piston rod 42 is ensured.
In some embodiments, the piston rod 42 includes a rod 421, a vacuum piston 422 movably connected in the vacuum chamber is fixedly sleeved on the rod 421, and the upper end of the rod 421 extends out of the pump housing 41 and abuts against the nozzle 5.
In some embodiments, referring to fig. 2 and 4, an annular flange 33 is provided on an outer sidewall of the positioning cover 3, the bottle cap 11 is provided on the positioning cover 3, and a plurality of clamping protrusions 111 are provided on an inner sidewall of the bottle cap, wherein the clamping protrusions 111 are arranged along a circumferential direction, and can be in interference clamping connection with the annular flange 33.
In some embodiments, at least one air hole is formed in the bottom wall of the bottle body 1 in order to communicate the pressure stabilizing cavity 24 with the atmosphere.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (9)
1. The utility model provides a vacuum bottle for cosmetics, includes body, shower nozzle subassembly and bottle lid, its characterized in that:
the bottle body is internally provided with an upper piston and a lower piston in a dynamic seal manner, a cosmetic containing cavity is defined between the upper piston and the lower piston, and a pressure stabilizing cavity communicated with the atmosphere is defined between the lower piston and the bottom wall of the bottle body; the upper piston is provided with a liquid outlet for communicating the spray head component and the cosmetic containing cavity;
the spray head assembly comprises a positioning cover, a vacuum pump and a spray head, wherein the positioning cover is fixed on the bottle body, the vacuum pump comprises a pump shell with a vacuum cavity inside, a piston rod, a spring and a blocking ball are arranged in the vacuum cavity, the piston rod is arranged in the vacuum cavity in a dynamic sealing manner, and the upper end of the piston rod is connected with the spray head; a first diversion channel for conducting the vacuum cavity and the spray head is also arranged in the piston rod; the two ends of the spring are respectively abutted against the piston rod and the pump shell; the plugging ball is positioned at one side of the vacuum cavity close to the liquid outlet and is used for plugging or conducting the liquid outlet.
2. The vacuum flask as claimed in claim 1, wherein: the positioning cover comprises a cover body, the cover body is fixedly connected with the bottle body, and a first annular plate for the upper piston to abut against is arranged on one side of the cover body, which faces the bottle body.
3. The vacuum flask as claimed in claim 2, wherein: the upper end of the cover body is provided with a guide ring groove for limiting the movement range of the spray head.
4. A vacuum flask as claimed in claim 3, wherein: the spray head comprises a spray head body, an outer ring plate capable of being inserted into the guide ring groove is arranged on the spray head body, and the groove width of the guide ring groove is larger than the wall thickness of the outer ring plate, so that the outer ring plate is prevented from contacting the inner side wall of the guide ring groove.
5. The vacuum flask as claimed in claim 4, wherein: the spray head is characterized in that the spray head body is also provided with an inner annular plate which is coaxially arranged with the outer annular plate, and the inner annular plate is provided with a second diversion channel communicated with the spray head body.
6. The vacuum flask as claimed in claim 5, wherein: the inner ring plate is sleeved on the piston
And a limiting caulking groove for the piston rod to butt against is arranged on the rod.
7. The vacuum flask of any one of claims 1-6, wherein: the piston rod comprises a rod body, a vacuum piston which is connected in the vacuum cavity in a dynamic seal mode is fixedly sleeved on the rod body, and the upper end of the rod body extends out of the pump shell and is abutted to the spray head.
8. The vacuum flask as claimed in claim 1, wherein: the outer side wall of the positioning cover is provided with an annular flange, the bottle cap cover is arranged on the positioning cover, the inner side wall of the bottle cap cover is provided with a plurality of clamping convex parts distributed along the circumferential direction, and the clamping convex parts can be in interference clamping with the annular flange.
9. The vacuum flask as claimed in claim 1, wherein: at least one air hole is formed in the bottom wall of the bottle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966971.6U CN219790849U (en) | 2023-04-25 | 2023-04-25 | Vacuum bottle for cosmetics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966971.6U CN219790849U (en) | 2023-04-25 | 2023-04-25 | Vacuum bottle for cosmetics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219790849U true CN219790849U (en) | 2023-10-03 |
Family
ID=88177025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320966971.6U Active CN219790849U (en) | 2023-04-25 | 2023-04-25 | Vacuum bottle for cosmetics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219790849U (en) |
-
2023
- 2023-04-25 CN CN202320966971.6U patent/CN219790849U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |