WO2023072079A1

WO2023072079A1 - Paste bottle with multi-stage ejecting mechanism

Info

Publication number: WO2023072079A1
Application number: PCT/CN2022/127397
Authority: WO
Inventors: 茅登山
Original assignee: 茅登山
Priority date: 2021-10-27
Filing date: 2022-10-25
Publication date: 2023-05-04
Also published as: CN217089872U; US20240174427A1

Abstract

A paste bottle with a multi-stage ejecting mechanism, the paste bottle comprising an outer bottle (3). Upper and lower ends of the outer bottle (3) are open, the upper end of the outer bottle (3) is provided with a removable press cover (2) or extends radially inward to form a flange (38), the lower end of the outer bottle (3) is connected to a rotating base (6) capable of rotating circumferentially, and an inner wall surface of the rotating base (6) is provided with ribs (61); a replaceable inner bottle (4) comprises an inner bottle body (41) and a paste seat (42) arranged inside the inner bottle body (41) in a sliding manner, the paste seat (42) is provided with a rotation limiting hole (421), and the upper end of the inner bottle body (41) is aligned with and mounted to the outer bottle (3) and forms an accommodating region with the outer bottle (3); a multi-stage ejecting mechanism (5) is provided inside the accommodating region, and the multi-stage ejecting mechanism (5) comprises a middle stud (51), an intermediate threaded sleeve (52) and an outer threaded sleeve (53); and the upper end of the middle stud (51) has an insertion portion (511), the insertion portion (511) is inserted into the rotation limiting hole (421) in a fitted manner, the outer threaded sleeve (53) has a plurality of grooves (531) on the outside thereof, the grooves (531) correspond to the ribs (61), and a space inside the inner bottle body can be effectively used by using the multi-stage ejecting mechanism.

Description

A paste bottle with a multi-stage push-out mechanism

technical field

The invention relates to a paste bottle with a multi-stage push-out mechanism.

Background technique

The paste bottle is a packaging bottle used to store lipstick and other paste-like substances. There is usually a stud structure inside the paste bottle, and the paste is released through relative rotation, which is convenient for users to use and store. The existing paste bottle Among them, in order to ensure that the inner paste can be fully pushed out, the stud structure usually occupies half of the space in the bottle, and the amount of paste that can be stored in a single paste bottle is very limited; in order to facilitate portability, half the height of the paste bottle is at 8 ~10cm, so the height of the paste stored inside is generally only 4-5cm, and the paste is easy to be used up in a short period of time; in addition, the paste inside the existing paste bottle is inconvenient to replace, after the paste is used up, the paste The body bottle is discarded, causing waste.

Contents of the invention

In view of the deficiencies in the above problems, the present invention provides a paste bottle with a multi-stage push-out mechanism.

To achieve the above object, the present invention provides a paste bottle with a multi-stage push-out mechanism, comprising:

The outer bottle, the upper and lower ends of the outer bottle are open, the upper end of the outer bottle is provided with a detachable gland, the lower end of the outer bottle is connected with a rotating seat that can rotate in the circumferential direction, and the inner wall of the rotating seat There are multiple ribs uniformly distributed on the circumference;

A replaceable inner bottle, the replaceable inner bottle includes an inner bottle body and a paste seat slidably placed in the inner bottle body, a limited turning hole is opened on the paste body seat, the upper end of the inner bottle body is in contact with the The outer bottle is installed in alignment and forms an accommodation area with the outer bottle;

A multi-stage push-out mechanism, the multi-stage push-out mechanism is set in the accommodation area, and the multi-stage push-out mechanism includes a middle stud, an intermediate screw sleeve, and an outer screw sleeve screwed in sequence from the inside to the outside, and the middle screw The upper end of the column has an integrated insertion part, and the insertion part is matched and inserted into the inside of the rotation-limiting hole. A plurality of grooves are uniformly processed on the outer circumferential surface of the outer threaded sleeve, and the grooves are connected with the ribs. one-to-one correspondence;

The multi-stage push-out mechanism pushes the paste seat out through the action of multiple screw pairs. The multi-stage push-out mechanism can effectively use the space inside the inner bottle to maximize the amount of paste that can be stored. The gland adopts a detachable design. It is convenient for the overall replacement of the replaceable inner bottle and realizes the reuse of the paste bottle.

As a further improvement of the scheme, an L-shaped groove is processed on the gland, and the upper end of the outer bottle has a block that can be snapped into the L-shaped groove;

In the above technical solution, the detachable connection is realized through the action of the clamping block and the L-shaped groove, which is convenient for disassembly and assembly, and the connection is stable.

As a further improvement of the solution, the rotary seat is rotationally connected with the outer bottle through a hook and a slide;

In the above technical solution, the swivel seat is assembled on the outer bottle by press-fitting, which is convenient for assembly.

As a further improvement of the scheme, the inner bottle body is designed to be elliptical, and the outer bottle has a support bar supported on the short side of the ellipse;

In the above technical solution, the rotation of the elliptical inner bottle body is restricted by the support of the support bar, so that the multi-stage push-out mechanism plays a role.

As a further improvement of the scheme, the width of the groove at the lower part is greater than that at the upper part to form a flaring;

In the above technical solution, the flaring is formed to facilitate the alignment of the rotary seat with the outer threaded sleeve during assembly.

As a further improvement of the scheme, the upper end of the outer bottle is also processed with external threads, and the upper cover is screwed on the external threads through internal threads to close the upper end of the outer bottle;

In the above technical solution, the upper cover and the outer bottle are directly fixed by threads, the appearance is simple, the internal space is compact, and it is not easy to fall off.

Compared with the prior art, the present invention has the beneficial effects that: the existing paste bottle has a small storage capacity and cannot be reused. The role of the connection) to push the paste seat, the multi-stage push-out mechanism can effectively use the space inside the inner bottle, so that the amount of paste that can be stored is maximized, and the detachable design of the gland is convenient for replacing the inner bottle. Replacement as a whole to realize the reuse of the paste bottle, and the replaceable inner bottle can be easily inserted into the middle stud, which is convenient to replace. The replaceable inner bottle is made of degradable and renewable paper materials, and the rest can be 100% used Produced by PCR, conforming to the concept of environmental protection, the replaceable inner bottle has an independent cover, which effectively protects the inner paste when sold separately.

Description of drawings

Figure 1 is a perspective view of a paste bottle with a multi-stage push-out mechanism provided in Embodiment 1 of the present invention;

Figure 2 is an exploded view of a paste bottle with a multi-stage push-out mechanism provided in Embodiment 1 of the present invention;

Fig. 3 is a half-sectional view of Fig. 2;

Fig. 4 is the schematic diagram of the paste holder provided in embodiment one;

Fig. 5 is the schematic diagram of the multistage push-out mechanism provided in embodiment one;

Figure 6 is a schematic diagram of the replaceable inner bottle provided in Example 1 with an independent cover;

Fig. 7 is the bottom view of the cream bottle that embodiment two provides;

Fig. 8 is A-A sectional view among Fig. 7;

Fig. 9 is the schematic diagram of the loam cake in embodiment two;

Fig. 10 is the schematic diagram of the outer bottle in embodiment two;

Fig. 11 is the schematic diagram of the paste seat in embodiment two;

Fig. 12 is a schematic diagram of the cooperation of the paste and the push plate in the second embodiment;

Fig. 13 is the schematic diagram of the replaceable inner bottle after removing the independent cover in embodiment two;

Fig. 14 is one of the schematic diagrams of the rotating seat in the second embodiment;

Fig. 15 is the second schematic diagram of the rotating seat in the second embodiment;

Fig. 16 is the schematic diagram of the screw sleeve in the second embodiment;

Fig. 17 is the schematic diagram of the outer screw sleeve in embodiment two;

Fig. 18 is the schematic diagram of the middle stud in embodiment two;

Fig. 19 is a schematic diagram of the gland in the second embodiment;

Fig. 20 is the schematic diagram of the ointment bottle in embodiment three;

Fig. 21 is the schematic diagram of the gland in embodiment three;

Fig. 22 is a schematic diagram of the outer bottle in the third embodiment.

Detailed ways

Embodiment one

As shown in Figures 1 to 6, a paste bottle with a multi-stage push-out mechanism according to one embodiment of the present invention is provided, including an outer bottle 3, the upper and lower ends of the outer bottle 3 are open, and the upper end of the outer bottle 3 is provided with a There is a detachable gland 2, the gland 2 is used for the spacing of the replaceable inner bottle, and the gland has an inwardly extending flange 22 to cover the replaceable inner bottle (in other embodiments, it is also possible not to set the pressure The lid is directly extended inwardly from the outer bottle to set the flange to limit). The lower end of the outer bottle 3 is connected with a rotating seat 6 which can rotate in the circumferential direction, and the inner wall surface of the rotating seat 6 has a plurality of circumferentially uniform ribs 61; the replaceable inner bottle 4 includes an inner bottle body 41 and a sliding inner bottle The paste seat 42 in the body 41, the limited turning hole 421 is offered on the paste seat 42, the upper end of the inner bottle body 41 is aligned with the outer bottle 3 and is installed to form an accommodation area with the outer bottle 3; the multi-stage push-out mechanism 5 is located at In the accommodation area, the multi-stage push-out mechanism 5 includes a middle stud 51, an intermediate screw sleeve 52, and an outer screw sleeve 53 which are threaded sequentially from the inside to the outside. The upper end of the middle stud 51 has an integral insertion part 511 (as in other embodiments , it may not be integrally set), the insertion part 511 is matched and inserted into the inside of the rotation-limiting hole 421, and a plurality of grooves 531 are evenly processed on the outer circumferential surface of the outer threaded sleeve 53, and the grooves 531 and the ribs 61 are one by one Corresponding; wherein, the gland 2 is processed with an L-shaped groove 21, and the upper end of the outer bottle 3 has a block 31 that can be inserted into the L-shaped groove 21, and the detachable connection is realized through the action of the block and the L-shaped groove. Convenient and stable connection; the swivel seat 6 and the outer bottle 3 are rotatably connected by matching the hook and the chute or the protrusion and the chute, and the swivel seat is assembled on the outer bottle by pressing, which is convenient for assembly; the inner bottle Body 41 is designed into an elliptical cylindrical shape, and the inner wall of the outer bottle 3 is provided with a support bar 32 supported on the short side of the ellipse. By the support of the support bar, the rotation of the elliptical inner bottle body is limited, so that the multi-stage push-out mechanism plays a role. Function; the shape of the paste seat 42 is adapted to the setting of the inner bottle.

Optionally, the width of the lower part of the groove 531 is greater than that of the upper part to form a flaring, which facilitates the alignment of the rotating seat with the outer threaded sleeve during assembly.

Optionally, the upper end of the outer bottle 3 is also processed with an external thread 33, the upper cover 1 is screwed on the outer thread through the internal thread 11 to close the upper end of the outer bottle 3, the upper cover and the outer bottle are directly fixed by the thread, the appearance is simple, and the internal space is compact , and not easy to fall off.

Optionally, there are two inter-screw sleeves in this embodiment, and the two inter-screw sleeves are also connected by threads.

Optionally, in order to leave space for the inter-thread sleeve 52 , the paste seat can be provided with a groove 422 , and the position of the groove 422 corresponds to the position of the inter-thread sleeve 52 .

Optionally, the outer diameter of the upper end of the outer bottle 3 in the present embodiment is less than the outer diameter of the lower end of the outer bottle 3, so that the whole ointment bottle presents a shape similar to a cylinder; the inner diameter of the upper end of the outer bottle 3 is less than The outer diameter of the inner end of the outer bottle 3 is convenient for engaging the inner bottle, but this application does not make any limitation on this.

Optionally, the upper and lower ends of the replaceable inner bottle 4 can be allocated with an independent cover 7 for separate sale, and when needed, the independent cover 7 can be removed.

The multi-stage push-out mechanism of this scheme pushes the paste seat out through the action of multiple spiral pairs. The multi-stage push-out mechanism can effectively use the space inside the inner bottle to maximize the amount of paste that can be stored. The gland adopts a detachable design. The method is convenient for the overall replacement of the replaceable inner bottle, realizing the reuse of the paste bottle, and the replaceable inner bottle can be easily inserted into the middle stud, and the replacement is convenient. The replaceable inner bottle is made of degradable and renewable paper material In addition, the remaining part can be 100% produced by PCR, which conforms to the concept of environmental protection. The replaceable inner bottle has an independent cover, which effectively protects the inner paste when sold separately.

In specific use, for the convenience of understanding the present invention, it will be described in conjunction with the accompanying drawings;

When in use, take off the upper cover, turn the swivel seat, the swivel seat drives the outer threaded sleeve to rotate through the action of the ribs 61 and the groove 531, and the upper end insertion part 511 of the middle stud is stuck in the rotation-limiting hole 421 at this time, and the elliptical The shape of the inner bottle cannot be rotated because of the effect of the support bar 32. Similarly, the paste seat inside the inner bottle does not rotate, that is, the rotation of the inter-screw sleeve pushes the paste seat upward, and the stroke of the inter-screw sleeve goes away. After finishing, the middle stud continues to push up the paste seat;

When the internal replaceable inner bottle needs to be replaced, the gland 2 is removed, and after the replaceable inner bottle is completely pushed out, an external force is applied to separate the insertion part 511 from the rotation-limiting hole 421, and a new replaceable inner bottle is replaced. Rotate the rotating seat in the opposite direction, so that the paste seat can return to the low position.

Embodiment two

As shown in Fig. 7 to Fig. 17, the shape and structure of the paste bottle of the multi-stage push-out mechanism provided in Embodiment 2 and the paste bottle of Embodiment 1 are basically the same, and only the differences will be described below.

The inner surface of the optional loam cake near one end of the outer bottle is provided with a groove 12 in the circumferential direction. Correspondingly, the upper end of the outer bottle 3 is provided with a slide rail 34, and the groove can move circumferentially along the slide rail 34, and the loam cake is provided with One end of the groove is buckled on the slide rail, which is convenient for positioning and buckling.

Optionally, the opening of the upper end of the outer bottle 3 is recessed 35 downwards to facilitate access to the inner bottle. There can be one or two of the recesses and any number of them. In this embodiment, there are two recesses and they are arranged symmetrically.

As shown in Figure 11, the paste seat in this application may not be provided with a groove 422, and the rotation limiting hole 421 in this embodiment may be set in a shape similar to an ellipse, and the insertion part 511 rotates to the specific position of the rotation limiting hole 421. Angle (such as the shorter side of the ellipse) can be engaged and fixed, and when the insertion part 511 rotates to a specific angle of the rotation limiting hole 421 (such as the longer side of the ellipse), the insertion part 511 and the rotation limiting hole 421 can be formed break away. The paste bottle is also provided with a push plate 423, which is slidably connected to the inner wall of the inner bottle body. The push plate 423 supports the paste 43, and the push plate 423 pushes the paste 43 to move up and down. The bottom of the push plate 423 is also provided with a second limiting hole 411 matching the insertion portion 511 , and the insertion portion 511 is inserted into the limiting hole 421 and then engaged in the second limiting hole 411 . Optionally, chamfers are provided on the insertion portion 511 to facilitate snapping into the second limiting hole 411 for engagement. Optionally, the second limiting hole 411 is configured as two mutually symmetrical arc-shaped holes, and the shape of the insertion portion 511 is set according to the second limiting hole 411 .

Both the paste seat and the push plate can be made of paper-plastic material.

In this embodiment, the width of the groove 531 in the lower part is equal to the width of the flared opening in the upper part, and the grooves 531 are axially distributed.

The inner wall of the bottom of the outer bottle and the outer wall of the rotating seat are interlocked, and the inner wall of the lower part of the outer bottle is circumferentially provided with a plurality of hooks 36 for buckling with the annular chute 611 of the outer outer wall of the rotating seat. The inner wall of the lower part of the outer bottle and the outer wall of the rotating seat are also respectively circumferentially provided with a matching annular chute 37 and an annular protrusion 412 for further fixing.

In order to prevent the middle stud 51, the intermediate screw sleeve 52, and the outer screw sleeve 53 in the multi-stage push-out mechanism from being separated from each other, the tops of the inner walls of the middle stud 51, the intermediate screw sleeve 52, and the outer screw sleeve 53 in the present embodiment can be A section of stop ring (512, 521, 532) that is not provided with threads is provided, and in other embodiments, any one or more of the middle stud 51, the middle threaded sleeve 52, and the outer threaded sleeve 53 can be Set the stop ring. Optionally, only the inner walls of the intermediate screw sleeve 52 and the outer screw sleeve 53 are provided with threads near the top.

There are two intermediate screw sleeves 52 in this embodiment, the middle stud 51 is screwed with one of the intermediate screw sleeves, the two intermediate screw sleeves are screwed with each other, and the other intermediate screw sleeve is screwed with the outer screw sleeve. In other embodiments, there may be one, three, or any number of intermediate screw sleeves 52 .

Optionally, an annular gasket 8 is provided at the bottom of the outer threaded sleeve 53 , and the gasket in this embodiment is set corresponding to the middle stud 51 and the first inter-screw sleeve 52 threadedly connected with the middle stud.

Optionally, in order to increase the fixing effect of the block 31 and the L-shaped groove 21, an intercepting strip 121 is provided at the position of the corner of the L-shaped groove 21, and the height of the intercepting strip is lower than the groove depth of the L-shaped groove 21, that is to say , the intercepting strip should be lower than the inner wall of the gland 2.

Embodiment Three

As shown in FIG. 20 to FIG. 22 , in order to facilitate fastening or separation of the replaceable inner bottle body and the insertion part 511 , this embodiment provides a paste bottle that can be disassembled at the bottom.

As shown in Figure 20, the paste bottle may not be provided with a gland, and a snap ring 9 is also provided between the outer bottle 3' and the swivel seat 6, and the snap ring may be provided with a detachable connection with the outer bottle, or may be provided with the swivel seat The connection can be disassembled, or it can be connected with the outer bottle and the rotating seat in a detachable manner. In this embodiment, an L-shaped groove 92 is processed on the clasp, and the lower end of the outer bottle has a block 31' that can be snapped into the L-shaped groove; the height of the L-shaped groove can also be lower than that of the body Deep interception strip, which can be detachably connected to the snap ring and the outer bottle by rotation.

As shown in Figure 21, the other end of the L-shaped groove 92 in the snap ring and the rotating seat 6 are paired with an annular projection or an annular chute 93 that cooperates with each other, and is locked and fixed after each other. The snap ring can also be connected with the rotating seat All-in-one setup. As shown in Figure 22, after canceling the gland, the outer bottle 3' extends radially inwards to form a flange 38 for positioning.

When the paste is used up, since the multi-stage push-out mechanism will gradually push out step by step during use, it is necessary to reset the rotating seat first, then rotate the buckle and the outer bottle to disengage it, and then disassemble the old replacement bottle And the installation of the new replacement bottle, because when disassembling or installing the replacement bottle, the multi-stage push-out mechanism is in the reset state at this time, compared with the state of pushing out, the overall height is the lowest, and it is more convenient to disassemble or install.

In other embodiments, both the cover and the ring can be provided, so that the function of disassembly can be realized on both the top and the bottom, which is convenient for consumers to choose a suitable operation habit according to their needs.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims

A paste bottle with a multi-stage push-out mechanism, characterized in that: comprising

The outer bottle (3), the upper and lower ends of the outer bottle (3) are open, the upper end of the outer bottle (3) is provided with a detachable gland (2), the lower end of the outer bottle (3) is connected with A rotating seat (6) capable of rotating in the circumferential direction, the inner wall surface of the rotating seat (6) has a plurality of circumferentially distributed ribs (61);

A replaceable inner bottle (4), the replaceable inner bottle (4) includes an inner bottle body (41) and a paste seat (42) slidingly placed in the inner bottle body (41), the paste seat (42) provides a limited turning hole (421), the upper end of the inner bottle body (41) is aligned with the outer bottle (3) and installed to form an accommodation area with the outer bottle (3);

A multi-stage push-out mechanism (5), the multi-stage push-out mechanism (5) is arranged in the accommodating area, and the multi-stage push-out mechanism (5) includes a middle stud (51) screwed sequentially from the inside to the outside, The middle screw sleeve (52), the outer screw sleeve (53), the upper end of the middle stud (51) has an integral insertion part (511), and the insertion part (511) is matched and inserted into the rotation limiting hole ( 421) inside, a plurality of grooves (531) are processed on the outer circumferential surface of the outer screw sleeve (53), and the grooves (531) correspond to the ribs (61) one by one.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the gland (2) is processed with an L-shaped groove (21), and the upper end of the outer bottle (3) has The block (31) can be snapped into the L-shaped groove (21).
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the rotating seat (6) is rotatably connected to the outer bottle (3) through a hook and a chute.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the inner bottle body (41) is designed as an elliptical cylinder, and the outer bottle (3) has a Support strips (32) on the short sides.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the width of the groove (531) at the lower part is larger than that at the upper part to form a flared mouth.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the upper end of the outer bottle (3) is also provided with external threads, and the upper cover (1) is screwed on the The upper end of the outer bottle (3) is closed on the external thread.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: any one of the middle stud (51), the middle screw sleeve (52), and the outer screw sleeve (53) One or more tops are provided with stop rings, and no threads are provided on the stop rings.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: the opening of the upper end of the outer bottle is sunken downwards to facilitate access to the inner bottle.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: there are multiple inter-screw sleeves (52), and the inter-screw sleeves are screwed to each other.
A paste bottle with a multi-stage push-out mechanism according to claim 9, characterized in that: the bottom of the outer threaded sleeve is provided with an annular gasket, the gasket corresponds to the middle stud, and the middle stud is threaded. Inter-screw setting.
A paste bottle with a multi-stage push-out mechanism according to claim 2, characterized in that: an intercepting strip is provided at the corner of the L-shaped groove, and the height of the intercepting strip is lower than the groove depth of the L-shaped groove.
A paste bottle with a multi-stage push-out mechanism according to claim 1, characterized in that: a snap ring is provided between the outer bottle and the rotating seat; the snap ring and the outer bottle are detachably connected, or set and rotate It can be detachably connected, or can be detachably connected with the outer bottle and the swivel seat.
A paste bottle with a multi-stage push-out mechanism according to claim 12, characterized in that: an L-shaped groove is processed on the snap ring, and the lower end of the outer bottle has a clip that can be snapped into the L-shaped groove piece.
A paste bottle with a multi-stage push-out mechanism, characterized in that: comprising

The outer bottle (3), the upper and lower ends of the outer bottle (3) are open, the upper end of the outer bottle (3) extends radially inward to form a flange (38), and the lower end of the outer bottle (3) is connected with A rotating seat (6) capable of rotating in the circumferential direction, the inner wall surface of the rotating seat (6) has a plurality of circumferentially distributed ribs (61);

A replaceable inner bottle (4), the replaceable inner bottle (4) includes an inner bottle body (41) and a paste seat (42) slidingly placed in the inner bottle body (41), the paste seat (42) provides a limited turning hole (421), the upper end of the inner bottle body (41) is limited by the flange and forms an accommodating area with the outer bottle (3);

A multi-stage push-out mechanism (5), the multi-stage push-out mechanism (5) is arranged in the accommodating area, and the multi-stage push-out mechanism (5) includes a middle stud (51) screwed sequentially from the inside to the outside, The middle screw sleeve (52), the outer screw sleeve (53), the upper end of the middle stud (51) has an integral insertion part (511), and the insertion part (511) is matched and inserted into the rotation limiting hole ( 421) inside, a plurality of grooves (531) are processed on the outer circumferential surface of the outer screw sleeve (53), and the grooves (531) correspond to the ribs (61) one by one.