CN213293307U - Powder bin fixing structure of double-cavity bottle - Google Patents
Powder bin fixing structure of double-cavity bottle Download PDFInfo
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- CN213293307U CN213293307U CN202021743663.XU CN202021743663U CN213293307U CN 213293307 U CN213293307 U CN 213293307U CN 202021743663 U CN202021743663 U CN 202021743663U CN 213293307 U CN213293307 U CN 213293307U
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- powder bin
- side wall
- pump core
- flanging
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Abstract
The utility model discloses a powder bin fixing structure of a double-cavity bottle, which comprises an outer bottle, wherein the bottleneck of the outer bottle is provided with a middle ring, a powder bin is arranged in the outer bottle, a pump core passes through the middle ring, the lower end extends into the powder bin, the powder bin comprises a powder bin side wall, the outward side of the powder bin side wall is connected with a powder bin side wall outward flanging, and the powder bin side wall outward flanging is pressed on the bottleneck of the outer bottle; the inward side of the middle ring is connected with a middle ring longitudinal wall which is pressed on the outward turning edge of the side wall of the powder bin; the pump core comprises a pump core side wall, the outward side of the pump core side wall is connected with a pump core side wall flanging, and the pump core side wall flanging is pressed on the powder bin side wall flanging. The utility model has the advantages that: the powder bin has the advantages that the number of parts is reduced, and the universal structure is designed for the powder bin, the middle cover and the pump core, so that different powder bins can be flexibly applied to the same bottle body.
Description
Technical Field
The utility model relates to the field of packaging, specifically a powder storehouse fixed knot of two-chamber bottle constructs.
Background
Chinese patent document CN210901833U discloses "a dual-chamber mixed liquid outlet bottle" in 7/3/2020, which includes a pressure head, a pump body, a shoulder cap, a bottle cap and a bottle body, wherein the shoulder cap is covered on the bottle body, the pump body is inserted in the shoulder cap, a containing chamber with two open ends is press-fitted between the shoulder cap and the bottle body, the bottom of the containing chamber is connected with a containing cap in a clamping manner, the containing cap extends out along the height direction of the bottle body to form a liquid inlet pipe, a hollow connecting rod is tightly inserted on the liquid inlet pipe, the other end of the connecting rod is tightly inserted on the pump body, a support plate extending out in the radial direction is arranged near one end of the connecting rod close to the liquid inlet pipe, the support plate is abutted against the inner wall of the containing cap, and a pump. The containing cover is permanently opened, so that the materials are fully mixed, the materials in the first bin body and the second bin body are fully mixed, and the practical use effect of the mixture is excellent. In the prior art, the outer bottle is used as an outer cavity, the middle cover is used as a sealing cover of the outer bottle, the powder bin fixed in the outer bottle is used as an inner cavity, the pump core is arranged in the powder bin in a penetrating mode, the sealing piece of the powder bin can be pushed to be opened, the conduction of the inner cavity and the outer cavity is realized, and two materials filled respectively are mixed conveniently. The pump core is a standard part and has low manufacturing or purchasing cost, but when the pump core is applied to a double-cavity bottle, the pump core needs to be provided with additional spare parts to realize the pushing effect on the powder bin, so that the total cost of the product cannot be effectively reduced. Meanwhile, the structure of the powder bin in the existing structure is also reversely limited by the pump core. Because of not possessing general matching nature, different powder storehouse structures can't be replaced on same body in order to satisfy different product demands, therefore the mould cost of product development is high.
Disclosure of Invention
Based on above problem, the utility model provides a powder storehouse fixed knot of two-chamber bottle constructs has retrencied part quantity, for powder storehouse, well lid, pump core design the general structure of joining in marriage, makes different powder storehouses can use on same bottle in a flexible way.
In order to realize the utility model purpose, the utility model adopts the following technical scheme: a powder bin fixing structure of a double-cavity bottle comprises an outer bottle, wherein a bottle opening of the outer bottle is provided with a middle ring, a powder bin is arranged in the outer bottle, a pump core penetrates through the middle ring, the lower end of the pump core extends into the powder bin, the powder bin comprises a powder bin side wall, an outward flanging of the powder bin side wall is connected to the outward side of the powder bin side wall, and the outward flanging of the powder bin side wall is pressed on the bottle opening of the outer bottle; the inward side of the middle ring is connected with a middle ring longitudinal wall which is pressed on the outward turning edge of the side wall of the powder bin; the pump core comprises a pump core side wall, the outward side of the pump core side wall is connected with a pump core side wall flanging, and the pump core side wall flanging is pressed on the powder bin side wall flanging.
The powder bin fixing structure of the double-cavity bottle designed by the technical scheme comprises an outer bottle. The outer bottle can be a common bottle, and can also be a vacuum bottle with a movable bottle bottom, a piston, an air valve and the like. The bottle mouth of the outer bottle is provided with a middle ring, the middle ring is a sealing piece of the bottle mouth and can be in threaded connection with the bottle mouth or in other sealing connection structures such as clamping connection and the like, and the middle ring is specifically selected by a person skilled in the art according to design requirements. The powder bin is arranged in the outer bottle, the pump core penetrates through the middle ring, the lower end of the pump core extends into the powder bin, and the opening of the powder bin is realized through the action of the action part of the pump core on the sealing structure of the powder bin. The powder bin comprises a powder bin side wall, the powder bin side wall is connected with a powder bin side wall outward flanging, the powder bin side wall flanging can be generally arranged to extend along the radial direction and is parallel to the bottle mouth end face of the outer bottle, and the powder bin side wall flanging is pressed on the bottle mouth end face of the outer bottle. The inward side of the middle ring is connected with a middle ring longitudinal wall which can be designed to extend along the axial direction generally, and the lower end of the middle ring longitudinal wall is pressed on the outward turning edge of the side wall of the powder bin. The pump core comprises a pump core side wall, and the outward side of the pump core side wall is connected with a pump core side wall flanging. The pump core side wall flanging is connected to the outer side of the pump core side wall, can be arranged at the upper end of the pump core side wall, and can also be arranged in the middle of the pump core side wall or even at the lower end. The outward flange of the side wall of the pump core is pressed on the outward flange of the side wall of the powder bin. In the scheme, the outward flanging of the side wall of the powder bin is pressed by the middle ring longitudinal wall which is relatively fixed with the bottle mouth, so that the powder bin is fixed; and the outward flange of the side wall of the pump core is pressed on the outward flange of the side wall of the powder bin, so that the pump core is positioned. This scheme has reduced part quantity, but fixed knot that can be better constructs, has improved assembly efficiency, has reduced mould quantity. Meanwhile, as long as the powder bin is provided with the outward flanging of the side wall of the powder bin, as long as the outward flanging of the side wall of the powder bin is pressed on the outward flanging of the side wall of the powder bin and the outward flanging of the side wall of the pump core is pressed, the structures of other parts of the powder bin can be designed at will, and the universal matching is ensured. Furthermore, if necessary, those skilled in the art can add a positioning and limiting structure between the longitudinal wall of the middle ring and the outward flange of the side wall of the powder bin, so as to provide double positioning and limiting effects.
Preferably, a first sealing ring is arranged between the bottle opening of the outer bottle and the outward flanging of the side wall of the powder bin. If necessary, a first sealing ring can be used to achieve sealing.
The powder bin fixing structure of the double-cavity bottle in the scheme at least comprises the following 4 specific structures:
preferably, the lower end of the longitudinal wall of the middle ring is fixedly connected with the outward flange of the side wall of the powder bin; the inner side end of the flanging of the side wall of the powder bin is connected with a pump core mounting ring, and the inner side surface of the pump core mounting ring is in sealing fit with the outer side surface of the side wall of the pump core. In the specific scheme, the lower end of the longitudinal wall of the middle ring is directly and fixedly connected with the outward flanging of the side wall of the powder bin, for example, the longitudinal wall and the outward flanging are manufactured into a whole, so that an inverted U-shaped structure stretching across the inner side and the outer side of the bottle opening is formed, and the middle ring, the powder bin and the bottle opening are fixed together. The inner side end of the flanging of the side wall of the powder bin is connected with a pump core mounting ring, and the pump core mounting ring and the side wall of the pump core form interference fit so as to seal the inner side surface of the pump core mounting ring and the outer side surface of the side wall of the pump core.
As a second preferred option, a powder bin clamping hook is arranged at the inner side end of the outward flanging of the side wall of the powder bin, a buckle is correspondingly arranged on the inner side wall of the longitudinal wall of the middle ring, and the powder bin clamping hook is clamped with the buckle; and a second sealing ring is arranged between the upper end surface of the powder bin clamping hook and the lower end surface of the outward flange of the side wall of the pump core. In this concrete scheme, used the joint structure to realize the middle ring vertical wall and the powder storehouse lateral wall between the flanging be connected, used the second sealing washer to realize the sealed between pump core lateral wall and the powder storehouse lateral wall.
Preferably, the inner side end of the outward flanging of the side wall of the powder bin is provided with a powder bin clamping hook, the inner side wall of the longitudinal wall of the middle ring is correspondingly provided with a buckle, and the powder bin clamping hook is clamped with the buckle; the inner side end of the flanging of the side wall of the powder bin is connected with a pump core mounting ring, and the inner side surface of the pump core mounting ring is in sealing fit with the outer side surface of the side wall of the pump core. In the specific scheme, the inner side end of the flanging of the side wall of the powder bin is modified, and meanwhile, the powder bin clamping hook and the pump core mounting ring are arranged, the clamping connection between the powder bin clamping hook and the clamping buckle corresponding to the inner side wall of the middle ring longitudinal wall is realized, and the sealing connection between the inner side surface of the pump core mounting ring and the outer side surface of the side wall of the pump core is realized through the pump core mounting ring.
Preferably, the lower end of the middle ring longitudinal wall is connected with a middle ring longitudinal wall inward flanging extending inwards, and the middle ring longitudinal wall inward flanging is pressed on the powder bin side wall outward flanging; the outward flanging of the side wall of the pump core is pressed on the inward flanging of the longitudinal wall of the middle ring; the inner side end of the flanging of the side wall of the powder bin is connected with a pump core mounting ring, and the inner side surface of the pump core mounting ring is in sealing fit with the outer side surface of the side wall of the pump core. In the specific scheme, the lower end of the middle ring longitudinal wall is designed with a middle ring longitudinal wall inward flange which is an inward flange structure, the middle ring longitudinal wall inward flange is pressed on the powder bin side wall outward flange, then the pump core side wall outward flange is pressed on the middle ring longitudinal wall inward flange, and the pump core mounting ring is used for realizing sealing with the outer side surface of the pump core side wall.
To sum up, the beneficial effects of the utility model are that: the powder bin has the advantages that the number of parts is reduced, and the universal structure is designed for the powder bin, the middle cover and the pump core, so that different powder bins can be flexibly applied to the same bottle body.
Drawings
Fig. 1 is a schematic view of an axial sectional view of the present invention doubling as embodiment 1.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Fig. 3 is a schematic diagram of embodiment 2 of the present invention.
Fig. 4 is an enlarged view of a portion B of fig. 3.
Fig. 5 is a schematic diagram of embodiment 3 of the present invention.
Fig. 6 is an enlarged view of a portion C of fig. 5.
Fig. 7 is a schematic diagram of embodiment 4 of the present invention.
Fig. 8 is an enlarged view of a portion D of fig. 7.
Wherein: the powder bin comprises an outer bottle 1, a powder bin 2, a powder bin side wall 21, a powder bin side wall flanging 211, a pump core mounting ring 212, a powder bin clamping hook 213, a powder bin sealing piece 22, a pump core 3, a pump core side wall 31, a pump core side wall flanging 311, a button 32, a middle ring 4, a middle ring longitudinal wall 41, a middle ring longitudinal wall inner flanging 411, an upper cover 5, a first sealing ring 6 and a second sealing ring 7.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 1, embodiment 1 is a double-chamber bottle, and a powder bin fixing structure of the double-chamber bottle is applied.
The double-cavity bottle is cylindrical in overall shape and comprises an outer bottle 1 positioned below and an upper cover 5 positioned above the outer bottle 1. The bottleneck of outer bottle 1 sets has center ring 4, is equipped with powder storehouse 2 in the outer bottle 1. The powder bin comprises a powder bin side wall 21 which is encircled into a circle by the side surface, and the bottom of the powder bin side wall 21 is sealed by a powder bin sealing sheet 22. The upper end of the pump core 3 is provided with a button 32, the middle part of the pump core passes through the middle ring 4, and the lower end of the pump core extends into the powder bin 2 and is connected with a sealing sheet 22 of the powder bin. The middle ring 4 of the present example is screwed with the bottle mouth.
As shown in fig. 2, in this embodiment, a powder bin sidewall outward flange 211 is connected to the powder bin sidewall 21, and the powder bin sidewall outward flange 211 extends in the radial direction of the outer bottle 1. The powder bin side wall flanging 211 is arranged on the upper part and is pressed on the upper end surface of the bottle mouth through a first sealing ring 6 so as to seal the outer bottle 1. The upper part of the middle ring 4 is connected with a middle ring longitudinal wall 41 towards the inner side, the middle ring longitudinal wall 41 extends along the axial direction of the outer bottle 1, and the lower end is fixedly connected with a powder bin side wall flanging 211 into a whole. The middle part of the pump core 3 is provided with a circle of pump core side wall 31, the upper end of the pump core side wall 31 is connected with a pump core side wall flanging 311 towards the outer side, and the pump core side wall flanging 311 is pressed on the powder bin side wall flanging 211. The corresponding position of the inner side wall of the middle ring longitudinal wall 41 is provided with a positioning convex ring, and the pump core side wall flanging 311 is positioned below the positioning convex ring after being installed. The inner end of the powder bin side wall flanging 211 extends inwards to form a circle of pump core mounting ring 212, and the inner side surface of the pump core mounting ring 212 is in interference fit with the outer side surface of the pump core side wall 31 to seal the powder bin 2.
Example 2
As shown in fig. 3 and 4, in this embodiment, a powder bin sidewall outward flange 211 is connected to the powder bin sidewall 21 outward, and the powder bin sidewall outward flange 211 extends in the radial direction of the outer bottle 1. The powder bin side wall flanging 211 is arranged on the upper part and is pressed on the upper end surface of the bottle mouth through a first sealing ring 6 so as to seal the outer bottle 1. The upper part of the middle ring 4 is connected with a middle ring longitudinal wall 41 towards the inner side, the middle ring longitudinal wall 41 extends along the axial direction of the outer bottle 1, and the lower end is pressed on a powder bin side wall flanging 211. The inner side end of the outward flanging 211 of the powder bin side wall extends upwards to be provided with a powder bin hook 213, the inner side wall of the middle ring longitudinal wall 41 is correspondingly provided with a buckle, and the powder bin hook 213 is clamped with the buckle. The middle part of the pump core 3 is provided with a circle of pump core side wall 31, and the upper end of the pump core side wall 31 is connected with a pump core side wall flanging 311 towards the outer side. The upper end surface of the powder bin hook 213 is parallel to the radial direction of the outer bottle 1, and a second sealing ring 7 is clamped between the upper end surface of the powder bin hook 213 and the lower end surface of the outward flange 311 of the side wall of the pump core to seal the powder bin 2. The corresponding position of the inner side wall of the middle ring longitudinal wall 41 is provided with a positioning convex ring, and the pump core side wall flanging 311 is positioned below the positioning convex ring after being installed.
The same as in example 1.
Example 3
As shown in fig. 5 and 6, in this embodiment, a powder bin sidewall outward flange 211 is connected to the powder bin sidewall 21 outward, and the powder bin sidewall outward flange 211 extends in the radial direction of the outer bottle 1. The powder bin side wall flanging 211 is arranged on the upper part and is pressed on the upper end surface of the bottle mouth through a first sealing ring 6 so as to seal the outer bottle 1. The upper part of the middle ring 4 is connected with a middle ring longitudinal wall 41 towards the inner side, the middle ring longitudinal wall 41 extends along the axial direction of the outer bottle 1, and the lower end is pressed on a powder bin side wall flanging 211. The inner side end of the outward flanging 211 of the powder bin side wall extends upwards to be provided with a powder bin hook 213, the inner side wall of the middle ring longitudinal wall 41 is correspondingly provided with a buckle, and the powder bin hook 213 is clamped with the buckle. The middle part of the pump core 3 is provided with a circle of pump core side wall 31, and the upper end of the pump core side wall 31 is connected with a pump core side wall flanging 311 towards the outer side. The pump core side wall flanging 311 is pressed on the upper end surface of the powder bin hook 213. The corresponding position of the inner side wall of the middle ring longitudinal wall 41 is provided with a positioning convex ring, and the pump core side wall flanging 311 is positioned below the positioning convex ring after being installed. The inner end of the powder bin side wall flanging 211 extends inwards to form a circle of pump core mounting ring 212, and the inner side surface of the pump core mounting ring 212 is in interference fit with the outer side surface of the pump core side wall 31 to seal the powder bin 2.
The same as in example 1.
Example 4
As shown in fig. 7 and 8, in this embodiment, a powder bin sidewall outward flange 211 is connected to the powder bin sidewall 21 outward, and the powder bin sidewall outward flange 211 extends in the radial direction of the outer bottle 1. The powder bin side wall flanging 211 is arranged on the upper part and is pressed on the upper end surface of the bottle mouth through a first sealing ring 6 so as to seal the outer bottle 1. The upper part of the middle ring 4 is connected with a middle ring longitudinal wall 41 towards the inner side, the middle ring longitudinal wall 41 extends along the axial direction of the outer bottle 1, the lower end is connected with a middle ring longitudinal wall inward flange 411, and the middle ring longitudinal wall inward flange 411 extends along the radial direction of the outer bottle towards the inner side. The lower end surface of the middle ring longitudinal wall inward flange 411 is pressed on the upper end surface of the powder bin side wall outward flange 211. The middle part of the pump core 3 is provided with a circle of pump core side wall 31, and the upper end of the pump core side wall 31 is connected with a pump core side wall flanging 311 towards the outer side. The pump core side wall burring 311 is pressed against the upper end face of the center ring longitudinal wall burring 411. The corresponding position of the inner side wall of the middle ring longitudinal wall 41 is provided with a positioning convex ring, and the pump core side wall flanging 311 is positioned below the positioning convex ring after being installed. The inner end of the powder bin side wall flanging 211 extends inwards to form a circle of pump core mounting ring 212, and the inner side surface of the pump core mounting ring 212 is in interference fit with the outer side surface of the pump core side wall 31 to seal the powder bin 2.
The same as in example 1.
Claims (6)
1. The powder bin fixing structure of the double-cavity bottle comprises an outer bottle (1), wherein a bottle opening of the outer bottle (1) is provided with a middle ring (4), a powder bin (2) is arranged in the outer bottle (1), a pump core (3) penetrates through the middle ring (4), and the lower end of the pump core extends into the powder bin (2), and is characterized in that the powder bin (2) comprises a powder bin side wall (21), a powder bin side wall flanging (211) is connected to the outward side of the powder bin side wall (21), and the powder bin side wall flanging (211) is pressed on the bottle opening of the outer bottle (1); the middle ring (4) is connected with a middle ring longitudinal wall (41) towards the inner side, and the middle ring longitudinal wall (41) is pressed on an outward flanging (211) of the side wall of the powder bin; the pump core (3) comprises a pump core side wall (31), the pump core side wall (31) is connected with a pump core side wall flanging (311) towards the outer side, and the pump core side wall flanging (311) is pressed on the powder bin side wall flanging (211).
2. The powder bin fixing structure of the double-chamber bottle as claimed in claim 1, wherein a first sealing ring (6) is arranged between the bottle mouth of the outer bottle (1) and the outward flange (211) of the side wall of the powder bin.
3. The powder bin fixing structure of the double-chamber bottle as claimed in claim 1 or 2, wherein the lower end of the middle ring longitudinal wall (41) is fixedly connected with the outward flange (211) of the side wall of the powder bin; the inner side end of the powder bin side wall flanging (211) is connected with a pump core mounting ring (212), and the inner side surface of the pump core mounting ring (212) is in sealing fit with the outer side surface of the pump core side wall (31).
4. The powder bin fixing structure of the double-chamber bottle as claimed in claim 1 or 2, wherein the inner side end of the outer flange (211) of the side wall of the powder bin is provided with a powder bin hook (213), the inner side wall of the middle ring longitudinal wall (41) is correspondingly provided with a buckle, and the powder bin hook (213) is clamped with the buckle; a second sealing ring (7) is arranged between the upper end surface of the powder bin hook (213) and the lower end surface of the pump core side wall outward flange (311).
5. The powder bin fixing structure of the double-chamber bottle as claimed in claim 1 or 2, wherein the inner side end of the outer flange (211) of the side wall of the powder bin is provided with a powder bin hook (213), the inner side wall of the middle ring longitudinal wall (41) is correspondingly provided with a buckle, and the powder bin hook (213) is clamped with the buckle; the inner side end of the powder bin side wall flanging (211) is connected with a pump core mounting ring (212), and the inner side surface of the pump core mounting ring (212) is in sealing fit with the outer side surface of the pump core side wall (31).
6. The powder bin fixing structure of the double-chamber bottle as claimed in claim 1 or 2, wherein the lower end of the middle ring longitudinal wall (41) is connected with a middle ring longitudinal wall inward flange (411) extending inwards, and the middle ring longitudinal wall inward flange is pressed on the powder bin side wall outward flange (211); the pump core side wall outward flanging (311) is pressed on the middle ring longitudinal wall inward flanging (411); the inner side end of the powder bin side wall flanging (211) is connected with a pump core mounting ring (212), and the inner side surface of the pump core mounting ring (212) is in sealing fit with the outer side surface of the pump core side wall (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021743663.XU CN213293307U (en) | 2020-08-19 | 2020-08-19 | Powder bin fixing structure of double-cavity bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021743663.XU CN213293307U (en) | 2020-08-19 | 2020-08-19 | Powder bin fixing structure of double-cavity bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213293307U true CN213293307U (en) | 2021-05-28 |
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ID=76026262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021743663.XU Active CN213293307U (en) | 2020-08-19 | 2020-08-19 | Powder bin fixing structure of double-cavity bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213293307U (en) |
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2020
- 2020-08-19 CN CN202021743663.XU patent/CN213293307U/en active Active
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