CN213567623U - Vacuum bottle with replaceable liner and vacuum bottle assembly - Google Patents

Abstract

The utility model relates to a vacuum bottle and vacuum bottle subassembly of removable inner bag, the vacuum bottle includes outer bottle and the inner bag of arranging in the outer bottle, the upper end of outer bottle passes through the adapter sleeve to be connected with the bottleneck of inner bag, the internal screw joint of inner bag bottleneck is on the adapter sleeve, the adapter sleeve includes the main sleeve body and sets up the annular base plate on the main sleeve body lower extreme, the base plate is perpendicular to the main sleeve body axis, the below of base plate is equipped with the block boss along base plate circumference interval, form the block groove between block boss and the base plate; the bottle mouth of the outer bottle is provided with inward clamping edges which are arranged at intervals along the circumferential direction, and a yielding groove through which the corresponding clamping boss can axially pass is formed between every two adjacent clamping edges; when the connecting sleeve is connected with the outer bottle, the clamping boss axially penetrates through the abdicating groove, and then the clamping edge is inserted into the clamping groove through relative rotation of the connecting sleeve and the outer bottle to realize the buckle connection of the connecting sleeve and the outer bottle. After the contents in the inner container are used up, the vacuum bottle can be repeatedly used by replacing the inner container, and waste is avoided.

Description

Vacuum bottle with replaceable liner and vacuum bottle assembly

Technical Field

The utility model relates to a vacuum bottle which can be used for containing cosmetic materials such as water liquid, emulsion or paste.

Background

Chinese patent document CN210162444U discloses a vacuum bottle, which comprises a bottle body and an inner container fixedly installed inside the bottle body, wherein a middle section (i.e. a connecting sleeve) is spirally installed at a bottle mouth of the bottle body, a vacuum pump is installed on the middle section, a lower end of the vacuum pump extends into the inner container, an upper end of the vacuum pump is provided with a pressure head, a lower end of the inner container is provided with a piston, the inner container is screwed on the middle section through an upper end bottle neck, and a boss and flange interference fit structure is arranged between a shoulder of the inner container and a corresponding part of the bottle body to realize stable and difficult-to-separate fixation between the inner container and the bottle body, so the defect of the structure is that after materials in the inner container are used up, a consumer can only discard the whole vacuum bottle, although the vacuum pump and the bottle body are intact, the vacuum pump and the bottle body cannot be reused, which causes waste, the vacuum bottle has a complicated structure and higher cost, if a set of brand new vacuum bottle containing cosmetic materials is purchased, the consumption cost is inevitably increased greatly.

According to the vacuum bottle with the structure, the vacuum pump is pressed through the pressure head to form vacuum in the liner, the piston rises under the pushing of the atmospheric pressure to extrude the content in the liner, and therefore the matching between the piston and the liner is particularly important, on one hand, the matching clearance is provided, the resistance is large when the matching is tight, the piston is not favorable to rise, and on the other hand, the content is easy to leak; another aspect is the condition of the mating surfaces such as mating surface roughness, ease of deformation, etc. At present, the inner container on the market is generally made of plastic, and during the use process, the phenomenon of leakage of contents between the plastic inner container and the piston is often found.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can change vacuum bottle of wherein inner bag to solve among the prior art because of the vacuum bottle inner bag can not change and cause the technical problem who loses the vacuum pump passively and the body causes the waste. And simultaneously, the utility model discloses still provide the vacuum bottle subassembly that uses this vacuum bottle.

In order to achieve the above purpose, the utility model discloses the vacuum bottle of removable inner bag adopts following technical scheme: the vacuum bottle with the replaceable liner comprises an outer bottle and the liner arranged in the outer bottle, wherein the upper end part of the outer bottle is connected with the bottleneck of the liner through a connecting sleeve, the bottleneck of the liner is in threaded connection with the connecting sleeve, the connecting sleeve comprises a main sleeve body and an annular substrate arranged at the lower end of the main sleeve body, the substrate is perpendicular to the axis of the main sleeve body, clamping bosses are arranged below the substrate at intervals along the circumferential direction of the substrate, and clamping grooves are formed between the clamping bosses and the substrate; the bottle mouth of the outer bottle is provided with inward clamping edges which are arranged at intervals along the circumferential direction, and a yielding groove through which the corresponding clamping boss can axially pass is formed between every two adjacent clamping edges; when the connecting sleeve is connected with the outer bottle, the clamping boss axially penetrates through the abdicating groove, and then the clamping edge is inserted into the clamping groove through relative rotation of the connecting sleeve and the outer bottle to realize the buckle connection of the connecting sleeve and the outer bottle.

The further optimized technical scheme is that a circumferential positioning structure is further arranged between the connecting sleeve and the outer bottle.

The further optimized technical scheme is that the circumferential positioning structure comprises a locking concave part and a locking convex part, the locking concave part is correspondingly arranged between the matching parts of the clamping edge and the clamping boss, the locking convex part is clamped in the locking concave part, the locking convex part and the locking concave part are cambered surfaces or spherical surfaces, and the inserting end of the clamping edge and/or the clamping boss is/are provided with a buckling guide part.

The technical scheme of further optimization is that the outer bottle comprises a bottle body and a bottle shoulder sleeve fixedly installed on the bottle body, and the clamping edge and the abdicating groove are formed in the bottle shoulder sleeve.

The technical scheme of further optimization is that the bottle shoulder sleeve is buckled and connected with the bottle body through an inner buckle and an outer buckle between the bottle shoulder sleeve and the bottle body.

According to a further optimized technical scheme, the clamping edge is lower than the edge of the bottleneck of the outer bottle to form a concave part, the base plate of the connecting sleeve is accommodated in the concave part, and an annular slot for inserting the lower end of the outer casing of the vacuum bottle is formed between the base plate and the side wall of the concave part.

The further optimized technical proposal is that the liner body of the liner is a glass liner body.

The utility model discloses the vacuum bottle subassembly adopts following technical scheme: the vacuum bottle assembly comprises the vacuum bottle with the replaceable liner in any technical scheme, and further comprises a standby liner for replacing the liner in the vacuum bottle, wherein a liner cover is screwed on a bottle opening of the standby liner.

The technical scheme of further optimization is that the container body of the standby inner container is a glass container body, and the bottom end of the standby inner container is sleeved with a decorative protective sleeve.

The utility model has the advantages that: outer bottle passes through adapter sleeve fixed connection together with the inner bag, because the inner bag is on the adapter sleeve through the internal spiro union of its bottleneck, the adapter sleeve is connected on the outer bottle with removable rotatory buckle connection's mode again, so, after the content in the inner bag is used up, the buckle between its and outer bottle is unpacked apart to the reversal adapter sleeve, can be fast convenient take out the adapter sleeve together with the inner bag with outer bottle separation, later from the adapter sleeve spin inner bag down again, it has the reserve inner bag of content to adorn a pipe in the trade, then insert in the outer bottle, realize its buckle connection with the outer bottle again through rotatory adapter sleeve. The utility model discloses a vacuum bottle has realized the reuse of outer bottle and vacuum pump in the vacuum bottle through changing the inner bag, has avoided the waste, simultaneously, when the consumer buys once more, can only purchase the inner bag that is equipped with cosmetic cosmetics can, greatly reduced the purchase cost.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the vacuum bottle of the present invention;

FIG. 2 is a perspective view of FIG. 1 with the cover removed;

FIG. 3 is an enlarged fragmentary view of the upper end of FIG. 1;

FIG. 4 is a partial schematic structural view of the upper end portion of the outer bottle of FIG. 1;

FIG. 5 is a perspective view of the bottle shoulder sleeve of FIG. 3;

FIG. 6 is a perspective view in half section of FIG. 5;

FIG. 7 is a perspective view from below of FIG. 5;

fig. 8 is a perspective view of the connection sleeve of fig. 3;

FIG. 9 is a perspective view of another perspective of FIG. 8;

fig. 10 is a perspective view of the bottle shoulder sleeve of fig. 3 mated with the connecting sleeve;

FIG. 11 is a perspective view from below at 10;

FIG. 12 is a bottom view of FIG. 10;

FIG. 13 is a sectional view A-A of FIG. 12;

FIG. 14 is a perspective view of the refill;

fig. 15 is a cross-sectional view of fig. 14.

In the figure, 1 is an outer bottle body, 11 is an inner buckle; 2 is an inner container; 3 is a connecting sleeve, 30 is a base plate, 31 is a ring body, 32 is a clamping boss, and 321 is a locking convex part; 4 is a vacuum pump, 41 is a pressure head; 5 is a bottle cap; 6 is a bottle shoulder sleeve, 61 is an outer buckle, 62 is a clamping edge, 63 is an abdicating groove, and 64 is a locking concave part; 7 is an outer casing; 8 is a standby inner container, 80 is an inner container bottle body, 81 is an inner container cover, and 82 is a decorative protective sleeve; 9 is an annular slot; and 10 is a snap guide.

Detailed Description

The utility model provides a vacuum bottle of removable inner bag is shown as figure 1 to figure 13, and it includes outer bottle and arranges inner bag 2 in outer bottle in, still includes adapter sleeve 3, vacuum pump 4, pressure head 41, outer housing 7 and bottle lid 5, and outer bottle passes through adapter sleeve 3 with the inner bag and is connected, and the inner bag can be used to cosmetic such as splendid attire water liquid, emulsion or lotion.

Referring to fig. 1 and 3, the lower end of the liner body of the inner container is provided with a piston, and the bottleneck of the inner container is provided with an external thread. The liner body of the inner liner is a glass liner body, and the glass liner body is better than a plastic liner body in the aspects of smoothness, hardness, density and the like compared with the plastic liner body, so that the upward resistance of the piston is smaller, the material discharge is smoother, the sealing property between the piston and the liner body is better, and the phenomenon of leakage of contents is not easy to occur in the use process of the vacuum bottle.

Referring to fig. 1 to 7, the outer bottle includes body 1 and bottle shoulder cover 6, is equipped with interior buckle 11 on the side of body upper end, and bottle shoulder cover 6 includes that the middle part is circular open-ended roof, and the roof periphery has decurrent edge of enclosing, encloses to be equipped with outer buckle 61 on the inner wall on edge, and bottle shoulder cover 6 is place at the top of body 1, through pressing bottle shoulder cover, and outer buckle 61 is connected with interior buckle 11 block, fixes bottle shoulder cover 6 on the top of body 1, and the circular opening of roof middle part constitutes the bottleneck of outer bottle, and the opening edge forms the bottle shoulder of outer bottle. The lateral wall of the opening at the middle part of the top plate is provided with horizontal inward clamping edges 62 which are arranged at intervals along the circumferential direction, a yielding groove 63 is arranged between the adjacent clamping edges, and the clamping edges and the yielding grooves both extend for a certain length along the circumferential direction. In this embodiment, the outer contours of the cross sections of the bottle body and the bottle shoulder sleeve are both square, the inner and outer buckles are correspondingly arranged on each side of the square, and the lengths of the inner and outer buckles are both smaller than the side length of the side where the inner and outer buckles are located, so that after the bottle shoulder sleeve is installed on the bottle body, a gap is formed between the buckling interfaces except for the inner and outer buckles, so as to keep the balance of the air pressure inside and outside the bottle body when the vacuum bottle is used. In other embodiments, the bottle body and the bottle shoulder sleeve can also be in a circular outline, and at the moment, the inner buckle and the outer buckle only need to be arranged on the corresponding circumference at intervals; the bottle shoulder sleeve can be connected with the bottle body in a spiral connection mode, and at the moment, broken thread connection can be adopted so as to reserve an airflow channel or form an air vent at the bottom of the bottle body, so that the balance of the internal and external air pressures of the bottle body is ensured during use. In this embodiment, the outer bottle is formed by body and bottle shoulder cover through the assembly combination, and the card is followed and is stepped down the groove setting on the bottle shoulder cover, and in other embodiments, the outer bottle adopts integrative structure also, will block along and step down the groove and directly set up the bottleneck department at the body this moment.

Referring to fig. 8 and 9, the connecting sleeve 3 comprises a main sleeve body and an annular base plate 30 arranged on the lower end part of the outer side wall of the main sleeve body, the base plate is perpendicular to the axis of the main sleeve body, and the inner wall of the lower section of the main sleeve body is provided with internal threads for matching and connecting with external threads of the neck of the liner; the upper plate surface of the base plate is provided with an outer sleeve body, the outer sleeve body is sleeved on the outer periphery of the main sleeve body, an annular space is formed between the outer sleeve body and the main sleeve body, the outer surface of the outer sleeve body is further provided with a locking tooth structure which is meshed with the locking tooth structure on the inner wall of the outer housing 7 during assembly, and therefore the connecting sleeve 3 can be driven to rotate together when the outer housing is rotated. The lower part of the base plate 30 is provided with clamping bosses 32 at intervals along the circumferential direction of the base plate, a clamping groove is formed between the clamping bosses and the base plate, and a clamping edge 62 on the mouth of the outer bottle is inserted in a rotating way to realize the clamping connection. The lower board surface of the base board is provided with a ring body 31, the outer diameter of the ring body is ensured to be capable of being inserted into a space surrounded by each clamping edge 62 at the bottle mouth of the outer bottle during final assembly, and the ring body is preferably adaptive; the block boss 32 is fixed on the outer anchor ring of this ring body, extends to setting for length along anchor ring circumference, and the block boss is the same with the groove 63 of stepping down of outer bottleneck department in quantity and the interval overall arrangement of circumference all, and its length and width should guarantee that each block boss homoenergetic smoothly passes the groove of stepping down that corresponds axially when final assembly. The engagement boss 32 is provided with a downwardly inclined engagement guide portion 10 toward the engagement end in the engagement rotation direction, and the tail end of the engagement boss has an upward blocking edge which extends to the substrate and has a rotation limiting effect during rotation to prevent over rotation.

Referring to fig. 1, 3 and 10 to 13, a vacuum pump 4 and a pressure head 41 are assembled with a connecting sleeve 3, an outer casing 7 is sleeved on the connecting sleeve, an inner container 2 is screwed on the lower end of the connecting sleeve through the bottleneck of the inner container, the lower end of the vacuum pump extends into the inner container, and a sealing gasket is arranged between the bottleneck of the inner container and the vacuum pump. Insert the inner bag body of part in the outer bottle, make each block boss 32 axial pass the corresponding groove of stepping down after, do the relative rotation of certain angle with the outer bottle with the part again, each card on the outer bottle is followed 62 and can be inserted in the corresponding block groove on the adapter sleeve, and at this moment, base plate 30 and block boss 32 on the adapter sleeve stop the location from top to bottom to the card that inserts, realize being connected of adapter sleeve 3 and outer bottle, and then accomplish the equipment of part and outer bottle. Gaps are arranged between the inner container body and the outer bottle of the assembled vacuum bottle on the side surface and the bottom surface, so that air can smoothly enter the bottom of the inner container piston, and the atmospheric pressure required by the normal work of the vacuum bottle is ensured.

In order to ensure that the connecting sleeve 3 is connected with the rotary buckle of the outer bottle more stably and reliably, a circumferential positioning structure can be arranged between the connecting sleeve 3 and the outer bottle, the mode of the circumferential positioning structure can be diversified, and the circumferential positioning structure can be properly positioned only after the connecting sleeve is connected with the rotary buckle of the outer bottle. In this embodiment, the circumferential positioning structure is a locking convex portion 321 and a locking concave portion 64 correspondingly disposed between the matching portion of the connecting sleeve clamping boss 32 and the outer bottle clamping edge 62, the locking convex portion and the locking concave portion are arc surfaces or spherical surfaces, when the connecting sleeve rotates a certain angle relative to the outer bottle, the clamping boss and the clamping edge realize reliable buckle connection, and then the locking convex portion is clamped into the corresponding locking concave portion, so that the rotation is not needed, and the positioning is realized. In order to improve the reliability of circumferential positioning, the circumferential positioning structure can be provided with two to three circumferential positioning structures as required, and the circumferential positioning structures are uniformly distributed along the circumferential direction. In this embodiment, the locking concave part 64 is provided on the rim of the outer bottle, and in order to ensure that the locking convex part can smoothly enter the locking concave part when the outer bottle is rotated and fastened, the inserting end of the corresponding rim is further provided with a fastening guide part 10 inclined downwards.

Referring to fig. 2, 3, 5 and 10, in order to make the appearance of the vacuum bottle more beautiful, the rim 62 of the mouth of the outer bottle is designed to be lower than the rim of the mouth of the outer bottle, so that a recess is formed at the mouth of the outer bottle, the base plate 30 of the connecting sleeve can be accommodated in the recess, an annular slot 9 is also formed between the base plate and the side wall of the recess, the flange of the lower brim of the outer shroud shell 7 is just inserted into the annular slot, and the brim of the outer shroud shell is flush with the rim of the mouth of the outer bottle.

The vacuum bottle assembly provided by the utility model is shown in fig. 1 to fig. 15, which comprises a vacuum bottle and a standby inner container 8, wherein the vacuum bottle has the same structure as the vacuum bottle with the replaceable inner container, and the details are not described; the shape, structure and size of the spare inner container body are the same as those of the inner container in the vacuum bottle, the spare inner container is used for containing spare cosmetic, when the cosmetic in the inner container in the vacuum bottle is used up, the vacuum bottle can be opened to replace the original inner container with the spare inner container, and the spare inner container can be reused after restoration. The glass liner body is preferably adopted as the liner body of the standby liner to prevent the leakage of the contents, the bottom end of the liner body is also sleeved with a decorative protective sleeve 82, the longitudinal section of the decorative protective sleeve is U-shaped, and the central part of the U-shaped bottom is provided with an opening for the bottom end of the piston in the liner to extend out. After the standby inner container is filled with the content, the inner container cover 81 is screwed on the bottle mouth for sealing.

Claims (9)

1. The vacuum bottle of removable inner bag, including outer bottle and arrange the inner bag in outer bottle in, outer bottle upper end passes through the connecting sleeve and is connected with the bottleneck of inner bag, and the internal screw joint of inner bag bottleneck is sheathe in at the connecting sleeve, its characterized in that: the connecting sleeve comprises a main sleeve body and an annular base plate arranged at the lower end of the main sleeve body, the base plate is perpendicular to the axis of the main sleeve body, clamping bosses are arranged below the base plate at intervals along the circumferential direction of the base plate, and clamping grooves are formed between the clamping bosses and the base plate; the bottle mouth of the outer bottle is provided with inward clamping edges which are arranged at intervals along the circumferential direction, and a yielding groove through which the corresponding clamping boss can axially pass is formed between every two adjacent clamping edges; when the connecting sleeve is connected with the outer bottle, the clamping boss axially penetrates through the abdicating groove, and then the clamping edge is inserted into the clamping groove through relative rotation of the connecting sleeve and the outer bottle to realize the buckle connection of the connecting sleeve and the outer bottle.

2. The vacuum bottle with a replaceable liner as set forth in claim 1, wherein: and a circumferential positioning structure is also arranged between the connecting sleeve and the outer bottle.

3. The vacuum bottle with a replaceable liner as set forth in claim 2, wherein: the circumferential positioning structure comprises a locking concave part correspondingly arranged between the clamping edge and the matching part of the clamping boss and a locking convex part clamped in the locking concave part, the locking convex part and the locking concave part are cambered surfaces or spherical surfaces, and a buckling guide part is arranged at the inserting end of the clamping edge and/or the clamping boss.

4. A vacuum bottle with a replaceable liner according to any one of claims 1 to 3, wherein: the outer bottle comprises a bottle body and a bottle shoulder sleeve fixedly installed on the bottle body, and the clamping edge and the abdicating groove are formed in the bottle shoulder sleeve.

5. The vacuum bottle with a replaceable liner as set forth in claim 4, wherein: the bottle shoulder sleeve is buckled and connected with the bottle body through the inner buckle and the outer buckle between the bottle shoulder sleeve and the bottle body.

6. A vacuum bottle with a replaceable liner according to any one of claims 1 to 3, wherein: the clamp edge is lower than the edge of the bottleneck opening of the outer bottle to form a concave part, the base plate of the connecting sleeve is accommodated in the concave part, and an annular slot for inserting the lower end of the outer cover shell of the vacuum bottle is formed between the base plate and the side wall of the concave part.

7. A vacuum bottle with a replaceable liner according to any one of claims 1 to 3, wherein: the liner body of the inner liner is a glass liner body.

8. Vacuum bottle subassembly, its characterized in that: the vacuum bottle comprising the replaceable liner according to any one of claims 1 to 7, further comprising a spare liner for replacing the liner in the vacuum bottle, wherein a liner cover is screwed on a bottle mouth of the spare liner.

9. The vacuum bottle assembly as defined in claim 8, wherein: the container body of the standby inner container is a glass container body, and the bottom end of the standby inner container is sleeved with a decorative protective sleeve.

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