CN111776491A - packaging bottle - Google Patents

Abstract

The present application provides a packaging bottle, which includes a bottle body, a drive assembly, an actuator and an elastic reset element. The bottle body is provided with a discharge port, and the actuator is provided in the bottle body and defines with the bottle body to communicate with the discharge port. The storage cavity of the bottle; the driving component is connected with the bottle body and the actuator at the same time, and the driving component is used to drive the actuator to move relative to the bottle body from the initial position to discharge the material in the bottle body from the discharge port; the elastic reset piece is arranged on the bottle body The upper part is used to return the actuator to the initial position after the drive assembly removes the external force applied to the actuator. The material in the bottle can be discharged to the maximum extent, the utilization rate of the material is improved, and the cost is saved; and the operation of adding the material in the bottle is convenient and fast.

Description

packaging bottle

technical field

The invention relates to the field of packaging equipment, in particular to a packaging bottle.

Background technique

The daily necessities such as shampoo, shower gel and other lipids or lotions that we often use in our daily life belong to the range of non-Newtonian fluids, that is, incompressible fluids. The development of non-Newtonian fluid packaging bottles for milk fat products has a long history, tremendous changes and innovations have taken place in materials and processes, and its practicality and operability have been further developed. On the market, there are milk fat packaging bottles and press vacuum bottles with separation at the bottom of the bottle body. Due to the high cost and complexity, these products have a low penetration rate and are not easy to become mass products and are accepted by the market and enterprises. People's material life and spiritual life needs are constantly improving, the public's consumption power is increasing day by day, and the types of daily necessities and cosmetics have been unprecedentedly developed. In order to attract more customers, businesses have made great efforts in the packaging bottle structure of daily chemicals. , which to a certain extent promoted the reform and improvement of milk fat non-Newtonian fluid packaging bottles. At the same time, the development of new materials and high technology has also accelerated the process of applying emulsion-type fluid press bottles to the packaging of daily chemicals. With the increasing emphasis on intellectual property rights in China, the design of non-Newtonian fluid packaging bottles has spewed out in the form of patents. However, most of the designs are just beautification and optimization of the appearance of conventional press bottles, without profound structural changes and Performance tuning.

After research, it is found that the existing packaging bottles containing non-Newtonian fluids have the following shortcomings:

When the materials in the bottle are used, it is inconvenient to add new materials to the bottle.

SUMMARY OF THE INVENTION

The object of the present invention is to provide a packaging bottle, which can improve the convenience of adding new materials in the bottle body.

Embodiments of the present invention are implemented as follows:

An embodiment of the present invention provides a packaging bottle, comprising:

A bottle body, a drive assembly, an actuator and an elastic reset piece, the bottle body is provided with a discharge port, the actuator is arranged in the bottle body and together with the bottle body defines a storage cavity that communicates with the discharge port; the drive assembly is simultaneously connected with the bottle body And the connection of the actuator, the driving component is used to drive the actuator to move relative to the bottle body from the initial position to discharge the material in the bottle body from the discharge port; the elastic reset component is arranged on the bottle body, and is used to cancel the application on the actuator when the driving component is removed. After the external force on the piece, make the actuator return to the original position.

In an optional embodiment, the drive assembly includes an inflatable screw, the inflatable screw is rotatably connected to the bottle body, and the two are relatively fixed in the axial direction of the inflatable screw; the actuator can be screwed with the inflatable screw, and the actuator It is relatively fixed with the bottle body in the circumferential direction of the bottle body;

When the pneumatic screw is deflated, the screw connection of the pneumatic screw and the actuator is released, so that the actuator returns to the original position under the action of the elastic reset element.

In an optional embodiment, the drive assembly further includes a drive cap, the inflatable screw is connected to the drive cap, and the drive cap is rotatably connected to the bottle body to drive the inflatable screw to rotate relative to the bottle body; and the drive cap and the bottle body are inflated during inflation. The axial direction of the screw is relatively fixed.

In an optional embodiment, the packaging bottle further includes a cover, the bottle body is provided with a bottle mouth, the cover is detachably connected to the bottle body and is used to open or close the bottle mouth; the driving cover is rotatably matched with the cover, The inflatable screw penetrates the cap and extends into the bottle body.

In an optional embodiment, the packaging bottle further comprises an inflation tube and a one-way air valve, the inflation tube is connected with the inflation screw, and the inflation tube is used for connecting with the inflation device; the one-way air valve is connected with the inflation tube to prevent inflation The gas inside the screw escapes.

In an optional embodiment, there are two actuators, both of which are screwed with the inflatable screw, the bottle body and the two actuators jointly define a storage cavity; the discharge port is located between the two actuators During this time, the two actuators approach or move away from each other driven by the pneumatic screw.

In an alternative embodiment, the discharge opening is equidistant from the two actuators in the axial direction of the pneumatic screw.

In an optional embodiment, each actuator corresponds to at least one elastic reset element, each actuator includes opposite outer and inner sides in the axial direction of the pneumatic screw, the inner sides of the two actuators are opposite, and the elastic reset element Located on the outer side of the actuator, the elastic restoring element is used to make the corresponding actuator move away from the other actuator.

In an optional embodiment, the outer peripheral wall of the actuator is provided with a first sliding portion, the inner peripheral wall of the bottle body is provided with a second sliding portion, the first sliding portion is one of a groove and a protrusion, and the second sliding portion The part is another of grooves and protrusions, wherein the protrusions and grooves are in sliding fit.

In an optional embodiment, a one-way valve is provided at the discharge port, and the one-way valve is used to make the material flow smoothly from the bottle body to the outside of the discharge port.

The beneficial effects of the embodiments of the present invention are:

To sum up, this embodiment provides a packaging bottle for containing non-Newtonian fluid materials, such as skin care products. In use, by operating the drive assembly, the drive assembly drives the actuator to move relative to the bottle body, and the volume of the storage cavity defined by the actuator and the bottle body gradually decreases, so that the material is continuously discharged from the material outlet. When the material in the bottle is discharged and new material needs to be added to the storage cavity, at this time, the external force exerted by the driving component on the actuator is cancelled, and the actuator returns to the initial position under the action of the elastic reset element. Wherein, the initial position can be the position where the volume of the storage cavity defined by the actuator and the bottle body is at the maximum value, that is, the maximum amount of material can be stored in the bottle at this time, and then a new material is directly added to the storage cavity. The material is enough, the material can easily enter the storage cavity and fill the storage cavity, and the operation of material addition is convenient and fast, and the efficiency is high.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore do not It should be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the structural representation of the packaging bottle of the embodiment of the present invention;

Fig. 2 is the sectional structure schematic diagram of the packaging bottle of the embodiment of the present invention;

3 is a schematic structural diagram of a bottle body according to an embodiment of the present invention;

4 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an actuator according to an embodiment of the present invention.

icon:

100-bottle body; 110-discharge port; 120-bottle mouth; 130-protrusion; 140-material storage cavity; 200-drive assembly; 210-inflatable screw; 211-inner cavity; 212-thread groove; 220 - drive cover; 230 - inflation pipe; 240 - one-way air valve; 300 - actuator; 310 - chute; 400 - elastic reset piece; 500 - cover; 600 - discharge pipe;

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but rather to represent only selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, no further definition and explanation are required in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the product of the invention is usually placed in use, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", "third", etc. are only used for distinguishing descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" etc. do not imply that a component is required to be absolutely horizontal or overhang, but rather may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to FIG. 1-FIG. 5. This embodiment provides a packaging bottle for containing non-Newtonian fluid materials, such as shampoo, shower gel or skin care products. The packaging bottle has a simple and reasonable structure. After the materials in the bottle body 100 are used, the bottle body 100 can be automatically restored to the initial state with the largest volume, so that it is convenient to add new materials to the bottle body 100, and the operation is convenient.

Please refer to FIG. 1 and FIG. 2. In this embodiment, the packaging bottle includes a bottle body 100, a driving assembly 200, an actuator 300 and an elastic reset element 400. The bottle body 100 is provided with a discharge port 110, and the actuator 300 is provided on the bottle body. 100 and the bottle body 100 together define a storage cavity 140 that communicates with the discharge port 110; the drive assembly 200 is connected with the bottle body 100 and the actuator 300 at the same time, and the drive assembly 200 is used to drive the actuator 300 from the initial position relative to the actuator 300. The bottle body 100 moves to discharge the material in the bottle body 100 from the discharge port 110 ; the elastic reset member 400 is provided on the bottle body 100 for making the actuator 300 after the drive assembly 200 cancels the external force applied to the actuator 300 . 300 returns to the original position.

For the packaging bottle provided in this embodiment, when in use, the drive assembly 200 is operated, so that the drive assembly 200 drives the actuator 300 to move relative to the bottle body 100 , and the volume of the storage cavity 140 defined by the actuator 300 and the bottle body 100 is gradually decrease, so that the material is continuously discharged from the discharge port 110. When the material in the bottle body 100 has been discharged and new material needs to be added to the material storage chamber 140, at this time, the external force exerted by the drive assembly 200 on the actuator 300 is cancelled, and under the action of the elastic reset element 400, the execution The component 300 is restored to the initial position, wherein the initial position may be the position when the volume of the material storage cavity 140 defined by the actuator 300 and the bottle body 100 is at the maximum value, that is, the bottle body 100 can store the maximum amount at this time. The material can be added directly to the material storage cavity 140, and the actuator 300 will not hinder the material from entering the bottle body 100, the material entering the material storage cavity 140 is more convenient, and the operation of adding materials is convenient and fast. , the efficiency of material addition operation is high.

Referring to FIG. 3 , in this embodiment, optionally, the bottle body 100 is cylindrical, one end of the bottle body 100 is opened, and the opening is the bottle mouth 120 , and the other end is closed.

It should be understood that in other embodiments, the bottle body 100 may also be in other shapes, for example, the bottle body 100 may also be in the shape of a square column or the like.

Optionally, the inner peripheral wall of the bottle body 100 is provided with a protrusion 130, the protrusion 130 may be a rectangular strip, and the protrusion 130 extends along the axial direction of the bottle body 100. Optionally, the number of the protrusions 130 is two, the two protrusions 130 are symmetrically arranged, and the two protrusions 130 are both located on the central plane passing through the axis of the bottle body 100.

Optionally, the discharge port 110 is arranged in the middle position of the bottle body 100 in the axial direction, and a discharge pipe 600 is installed at the discharge port 110. The discharge pipe 600 has an outlet away from the bottle body 100, and the discharge pipe 600 is provided with a one-way valve 610. The one-way valve 610 is only opened when the material in the bottle body 100 flows from the bottle body 100 to the outlet of the discharge pipe 600, so as to prevent external impurities from entering the bottle body from the discharge pipe 600. 100, the material in the bottle body 100 is polluted.

In this embodiment, optionally, the packaging bottle further includes a cap 500, the cap 500 is a circular cap, and the cap 500 is screwed to the bottle body 100, thereby opening or closing the bottle mouth 120. Optionally, the cover 500 is provided with an inner thread, the outer peripheral wall of the bottle body 100 is provided with an outer thread, and the cover 500 is screwed outside the bottle mouth 120.

Obviously, in other embodiments, the cover 500 and the bottle body 100 can also be detachably connected in other ways.

Further, a middle position of the cover 500 is provided with a mounting hole.

Referring to FIG. 4 and in conjunction with FIG. 2 , in this embodiment, optionally, the drive assembly 200 includes an inflatable screw 210 , in other words, the inflatable screw 210 has an inner cavity 211 , when the inner cavity 211 of the inflatable screw 210 is When filled with gas, the inflatable screw 210 forms a screw structure with a thread groove 212 on the outer peripheral surface. The threaded groove 212 on the outer peripheral surface does not have the function of screwing and fitting with the threaded hole.

It should be understood that although the name of the gas-filled screw 210 includes "gas-filled", the gas-filled screw 210 can also be filled with other fluids such as liquid in the inner cavity 211 , which can satisfy the requirements of filling the inner cavity 211 and conveniently remove the gas from the inner cavity 211 . It can be pulled out from the cavity 211 .

In this embodiment, optionally, the drive assembly 200 further includes a drive cap 220, an inflation tube 230 and a one-way air valve 240, the drive cap 220 is rotatably connected to the bottle body 100, the inflatable screw 210 is connected to the drive cap 220, The inflation tube 230 is connected with the inflation screw 210 , and the one-way air valve 240 is arranged on the inflation tube 230 .

Optionally, the driving cover 220 is a circular cover, the driving cover 220 is rotatably connected with the bottle body 100, and the driving cover 220 is located on the side of the sealing cover 500 away from the bottle body 100, and the driving cover 220 and the bottle body 100 The axial direction of the bottle body 100 is relatively fixed. In other words, the driving cap 220 only rotates relative to the bottle body 100, and does not slide relative to the bottle body 100 in the axial direction of the bottle body 100.

Optionally, the inflation tube 230 is detachably connected to the inflation screw 210, and the lumen of the inflation tube 230 communicates with the inner cavity 211 of the inflation screw 210. The one-way air valve 240 is provided on the inflation tube 230 for The fluid is kept unblocked in the direction of flowing from the outside into the air-filled screw 210 , so as to prevent the gas inside the air-filled screw 210 from leaking from the one-way air valve 240 .

Optionally, the inflation tube 230 is threadedly connected to the inflation screw 210. Obviously, in other embodiments, the inflation tube 230 and the inflation screw 210 can also be detachably connected in other ways.

Optionally, the one-way air valve 240 may include a valve core and a spring, the valve core is connected to the inflation tube 230 through the spring, and under the action of the air pressure inside the inflatable screw 210, the valve core has a tendency to slide outward so that the valve core is Always keep against the inner wall of the inflatable tube 230 , and the valve core always forms a sealing structure with the inner wall of the inflatable tube 230 to avoid gas leakage in the inflatable screw 210 . When it is necessary to discharge the gas in the inflatable screw 210, the inflation tube 230 is disassembled from the inflatable screw 210, and the gas in the inflatable screw 210 can be discharged.

It should be noted that the structure of the one-way valve 610 provided on the discharge pipe 600 may be the same as that of the one-way air valve 240.

Referring to FIG. 5 , in this embodiment, optionally, the actuator 300 is a disc-shaped piston. The actuator 300 is screwed with the pneumatic screw 210. Specifically, a threaded hole is provided in the middle of the actuator 300, and the screw hole on the actuator 300 is screwed with the pneumatic screw 210.

Optionally, the outer peripheral wall of the actuator 300 is provided with sliding grooves 310. The number of the sliding grooves 310 is two and is symmetrically arranged. After the actuator 300 is installed on the bottle body 100 , the actuator 300 and the bottle body 100 are slidably matched in the axial direction of the bottle body 100 , and the two are relatively fixed in the circumferential direction of the bottle body 100 .

Further, two actuators 300 are provided, and both actuators 300 are screwed with the pneumatic screw 210 , and the two actuators 300 are spaced apart in the axial direction of the pneumatic screw 210 . The bottle body 100 and the two actuators 300 together define a material storage cavity 140 .

Optionally, each actuator 300 has inner and outer sides opposite in its axial direction, and the inner sides of the two actuators 300 are opposite.

It should be noted that, under the rotation of the pneumatic screw 210, the two actuators 300 move synchronously and move closer to or away from each other. In other words, the outer peripheral surface of the pneumatic screw 210 is provided with two thread grooves 212 with opposite directions of rotation, and the two actuators 300 are screwed on the two thread grooves 212 respectively. The two actuators 300 are close to or away from each other.

Optionally, each actuator 300 is connected to the bottle body 100 through at least one elastic restoring element 400. Optionally, each actuator 300 is connected to the bottle body 100 through three elastic restoring elements 400, and the three elastic restoring elements 400 connected to the same actuator 300 are evenly spaced in the circumferential direction of the pneumatic screw 210.

Further, the elastic restoring members 400 are all located outside the corresponding actuators 300, and the elastic restoring members 400 will not occupy the space of the material storage cavity 140, and will not be in contact with the material in the material storage cavity 140, so as to avoid contamination of the material.

Optionally, the elastic restoring member 400 is a spring.

Optionally, the distances between the discharge port 110 and the two actuators 300 are equal. In other words, when the two actuators 300 are close to each other to extrude the material from the discharge port 110, the two actuators 300 move to stick to each other. At the right time, the two actuators 300 are both located at the discharge port 110, which can discharge the material in the material storage cavity 140 from the discharge port 110 to the maximum extent, reduce the material remaining in the material storage cavity 140, and enable the utilization of the material. Maximize the rate and save resources.

For the packaging bottle provided by this embodiment, during installation, the inflatable screw 210 can be filled with gas first, and the inflatable screw 210 is blocked by the inflation tube 230 and the one-way air valve 240 to prevent air leakage. Then the two actuators 300 are screwed on the inflatable screw 210, the cover 500 is sleeved outside the inflatable screw 210 by using its mounting holes, and then the driving cover 220 is connected with the inflatable screw 210, and the driving cover 220 Located on the outside of the cover 500 , the pneumatic screw 210 , the two actuators 300 , the cover 500 and the driving cover 220 constitute a sub-unit. Then, the sub-unit is inserted into the bottle body 100 from the bottle mouth 120 , the two actuators 300 are located in the bottle body 100 , and the two chutes 310 on each actuator 300 are respectively connected to the two runners on the inner wall of the bottle body 100 . The protrusion 130 is a sliding fit. Finally, the cap 500 is screwed on the bottle mouth 120, and the assembly of the packaging bottle is completed.

Obviously, the bottle can also be assembled in other ways.

It should be noted that, in order to ensure that the two actuators 300 can approach each other under the driving of the inflatable screw 210, the actuator 300 close to the cover 500 and the cover 500 define a cavity connected to the outside through the installation hole, At the same time, a chamber communicating with the outside is formed between the actuator 300 away from the cap 500 and the bottom of the bottle body 100. Both chambers can be designed to be independent from the material storage chamber 140 to avoid leakage of materials into the two chambers. middle.

In addition, the bottle body 100 may be provided with a feeding port communicating with the material storage cavity 140, and a blocking member may be provided at the feeding port. When the material in the material storage cavity 140 is used up, the blocking member can be opened, and then the material can be injected from the material feeding port.

It should be noted that the bottle body 100 and the actuator 300 are slidably matched with the protrusions 130 and the chute 310. In other embodiments, the bottle body 100 may be provided with a chute 310, and the actuator 300 may be provided with the chute 310 to cooperate with each other. the protrusion 130.

In this embodiment, when the material in the material storage chamber 140 needs to be used, the driving cover 220 is screwed to make the two actuators 300 approach each other, thereby squeezing the material to discharge the material from the discharge pipe 600 . When the actuators 300 approach each other, the elastic return element 400 is stretched, and the elastic return element 400 has an elastic force to keep the actuators 300 away from each other. When the material in the material storage chamber 140 is used up and new material needs to be added, the inflation tube 230 is disassembled, so that the inflation tube 230 loses its sealing effect on the inflatable screw 210, the inflation screw 210 is deflated, and the inflatable screw 210 is released from the air. The screw connection of the two actuators 300, so that under the action of the elastic reset element 400, the two actuators 300 both return to the original position, reducing the steps of reversing the gas-filled screw 210 to keep the two actuators 300 away from each other, the material Adding operations is more convenient and faster.

It should be noted that a mark may be provided at the bottle body 100, and the mark may prompt the operator to rotate the driving cap 220 in the set direction, thereby extruding the material.

The packaging bottle provided by this embodiment has a simple and reasonable structure, can improve the utilization rate of materials, save resources, and the operation of adding materials is convenient and quick.

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 modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A packaging bottle, characterized in that it comprises: A bottle body, a driving assembly, an actuator and an elastic reset piece, the bottle body is provided with a discharge port, and the actuator is arranged in the bottle body and together with the bottle body defines a discharge port that communicates with the discharge port. A material storage chamber; the driving component is connected with the bottle body and the actuator at the same time, and the driving component is used to drive the actuator to move relative to the bottle body from an initial position to remove the material in the bottle body Discharge from the discharge port; the elastic restoring member is arranged on the bottle body, and is used to restore the executing member to the initial position after the driving component removes the external force applied to the executing member Location. 2. packaging bottle according to claim 1, is characterized in that: The drive assembly includes an inflatable screw, which is rotatably connected with the bottle body and the two are relatively fixed in the axial direction of the inflatable screw; the actuator can be screwed with the inflatable screw , and the actuator and the bottle body are relatively fixed in the circumferential direction of the bottle body; After the gas-filled screw is deflated, the screw-threaded connection between the gas-filled screw and the actuator is released, so that the actuator returns to the initial position under the action of the elastic reset element. 3. packaging bottle according to claim 2, is characterized in that: The driving assembly further includes a driving cover, the inflatable screw is connected with the driving cover, and the driving cover is rotatably connected with the bottle body to drive the inflatable screw to rotate relative to the bottle body; and The driving cap and the bottle body are relatively fixed in the axial direction of the pneumatic screw. 4. packaging bottle according to claim 3 is characterized in that: The packaging bottle further includes a cover, the bottle body is provided with a bottle mouth, the cover is detachably connected to the bottle body and is used to open or close the bottle mouth; the drive cover is connected to the seal. The cap is rotatably fitted, and the inflatable screw penetrates the cap and extends into the bottle body. 5. packaging bottle according to claim 2, is characterized in that: The packaging bottle further comprises an inflation tube and a one-way air valve, the inflation tube is connected with the inflation screw, and the inflation tube is used for connecting with the inflation device; the one-way air valve is connected with the inflation tube, Used to prevent the gas in the gas-filled screw from escaping. 6. packaging bottle according to claim 2, is characterized in that: There are two actuators, both of which are screwed with the inflatable screw, and the bottle body and the two actuators together define the storage cavity; the discharge port Located between the two actuators, the two actuators approach or move away from each other under the driving of the gas-filled screw. 7. The packaging bottle according to claim 6, wherein: The distance between the discharge port and the two actuators in the axial direction of the gas-filled screw is equal. 8. The packaging bottle according to claim 6, characterized in that: Each of the actuators corresponds to at least one of the elastic reset elements, and each of the actuators includes opposite outer and inner sides in the axial direction of the gas-filled screw, and the inner sides of the two actuators are opposite to each other, so The elastic restoring element is located outside the executing element, and the elastic restoring element is used to make the corresponding executing element move away from the other executing element. 9. packaging bottle according to claim 2, is characterized in that: The outer peripheral wall of the actuator is provided with a first sliding portion, the inner peripheral wall of the bottle body is provided with a second sliding portion, the first sliding portion is one of a groove and a protrusion, and the second sliding portion The part is the other of the groove and the protrusion, wherein the protrusion and the groove are in sliding fit. 10. The packaging bottle according to claim 1, characterized in that: The discharge port is provided with a one-way valve, and the one-way valve is used to make the material flow smoothly from the bottle body to the outside of the discharge port.

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