WO2021004540A1

WO2021004540A1 - Squeeze-operated retractable lid

Info

Publication number: WO2021004540A1
Application number: PCT/CN2020/101426
Authority: WO
Inventors: 李红彪
Original assignee: 李红彪
Priority date: 2019-07-11
Filing date: 2020-07-10
Publication date: 2021-01-14
Also published as: CN110371463A

Abstract

A squeeze-operated retractable lid comprises a base (1) provided with a side wall (11), and a fitting-engagement connection portion (111), provided on the side wall (11), that fits with and connects to an external container. An upper end of the base (1) is provided with a base plate (12). The squeeze-operated retractable lid is provided with a liquid dispensing outlet (121), and a lower end of the base (1) is provided with a container lid inlet (122). A material in the external container flows toward the liquid dispensing outlet (121) via the container lid inlet (122). The squeeze-operated retractable lid is further provided with an elastic expansion valve (14) comprising a valve base (141) and a valve body (142). The valve base (141) is connected to the liquid dispensing outlet (121). The valve body (142) is made of an elastic material, and provided with a slot (143). When a liquid is dispensed from the external container, the valve body (142) extends beyond a container opening. After liquid dispensing is completed, the valve body (142) is retracted into the container opening, thereby ensuring that no residue is left at the container opening, enabling clean and hygienic use, providing operational simplicity and convenience, and guaranteeing safety and hygiene.

Description

Squeeze type telescopic cover

Technical field

The invention relates to the field of container lid structure, in particular to a squeezing telescopic lid.

Background technique

Containers are widely used in daily life and industrial production, such as various seasoning bottles, beverage bottles, various container bottles for device liquids, etc. In the current structure, the result of the lid of the container is relatively simple, and it needs to be drunk or poured. , Just loosen the cap of the bottle, and when you pour out the liquid, it is easy to overdo it, and because the liquid in the container will flow out of the container directly, if you accidentally tip the container, a large amount of liquid in the container will flow out, causing trouble or even pollution or It is wasteful, and the liquid flows directly from the mouth or lid of the container. After pouring, it is easy to have residual liquid on the mouth and lid of the container, which is easy to produce bacteria, etc., which will also cause unhygienic and unsafe conditions. Therefore, it is urgent to improve.

Summary of the invention

The purpose of the present invention is to provide a squeeze type telescopic cover with reasonable structural design, novel, hygienic and safe use, and strong practicability.

The above objective is achieved through the following technical solutions: a squeeze type telescopic lid for covering the container mouth of an external container, comprising a base, the base is provided with a side wall, and the side wall is provided with a matching connecting portion , The mating connecting portion is used to connect to an external container; the upper end of the base is provided with a chassis, the squeeze type telescopic cover is provided with a liquid outlet, and the lower end of the base is provided with a container cover inlet, the The objects in the outer container flow toward the liquid outlet through the inlet of the container lid;

The squeeze type telescopic cover is also provided with an elastic telescopic valve, the telescopic valve includes a valve seat and a valve body; the valve seat is connected to the liquid outlet; the valve body is made of elastic material, so The valve body is provided with a notch;

When the end of the valve body with a notch is placed toward the entrance of the container lid, the notch is in a closed state; when the outer container is subjected to external squeezing pressure, pressure is generated in the container of the outer container , The valve body is moved away from the inlet of the container lid, the valve body is formed into an upward convex shape, the slit is in an open state, and the liquid in the outer container flows to the slit through the inlet of the container lid Mouth, and then flow out through the notch;

When the external squeezing pressure received by the external container disappears or decreases, the valve body under its own action, the end of the valve body with a notch moves toward the entrance of the container lid, and the notch again It is closed.

Further, a cavity is formed between the bottom plate and the lower end of the base; when the end of the valve body with a notch is positioned toward the entrance of the container lid, the valve body is accommodated in Inside the cavity.

Further, the squeeze type telescopic cover further includes a flip cover, and when the flip cover is covered on the base, the flip cover covers the liquid outlet.

Further, the flip cover and the base are connected by a thread or a snap connection; or the flip cover is connected to the base by a connector, and the flip cover is folded or moved so that the flip cover Cover the liquid outlet.

Further, a protrusion is further provided on the chassis, and the liquid outlet is provided at the upper end of the protrusion.

Further, the protruding portion has a two-layer or multi-layer pyramid structure.

Further, the flip cover is connected to the protrusion.

Further, the telescopic valve is integrally formed with the edge of the liquid outlet, or the telescopic valve is fixedly installed at the edge of the liquid outlet.

Further, at the inner edge of the liquid outlet, a multi-stage buckle structure is provided around the liquid outlet, and the valve base of the telescopic valve is fixedly connected by the multi-stage buckle structure.

The real squeeze type telescopic cover of the present invention is provided with an elastic telescopic valve, the telescopic valve includes a valve seat and a valve body, the valve body is made of elastic material, and the valve body is provided with a notch; under normal circumstances, The notch is in a closed state. When the outer container is subjected to external squeezing pressure, pressure is generated in the container of the outer container, which causes the valve body to move away from the inlet of the container cover, and the valve body forms an upward convex shape, so The scribing is in an open state, and the liquid in the outer container flows to the scribing through the inlet of the container lid, and then flows out through the scribing; when the external squeezing pressure received by the outer container disappears or decreases, Under the action of the valve body, one end of the valve body provided with a notch moves toward the entrance of the container lid, and the notch is closed again.

Therefore, the squeeze type telescopic lid of the present invention is simple and convenient to operate. When the external container is subjected to squeezing pressure, the slit of the telescopic valve will be opened and the liquid will start to flow out. At this time, the liquid outlet will extend out of the container mouth; After the liquid is discharged, the squeezing pressure on the external container is reduced or disappeared, and the slit of the telescopic valve is automatically closed. At this time, the liquid outlet will retract into the container mouth to ensure that the container mouth is clean, sanitary and safe. It is guaranteed, and even if the container is accidentally knocked over, the objects in the container will not flow out. Even if you forget to close the lid when not in use, no air or insects will enter, which greatly extends the shelf life and freshness of the objects in the container. Enhance practicability, safety, and health.

Description of the drawings

Figure 1 shows a schematic structural view of the first embodiment of a squeeze type telescopic cover of the present invention;

Figure 2 shows a schematic structural view of a telescopic valve of a squeeze type telescopic cover of the present invention;

FIG. 3 shows a schematic structural view of the opening state of the slit in the first embodiment of the squeeze type telescopic cover of the present invention;

FIG. 4 shows a schematic structural view of another perspective view of the slit opening state of the first embodiment of the squeeze type telescopic cover of the present invention;

5 shows a schematic structural view of another mode of the base of the first embodiment of a squeeze type telescopic cover of the present invention;

Figure 6 shows a schematic structural view of the second embodiment of a squeezing telescopic cover of the present invention;

FIG. 7 shows a schematic structural view from another perspective of Embodiment 2 of a squeezing telescopic cover of the present invention;

Figure 8 shows a schematic structural view of Embodiment 3 of a squeezing telescopic cover of the present invention;

FIG. 9 shows a schematic structural view of a squeeze type telescopic cover according to the present invention in the third embodiment of the slit open state;

Figure 10 shows a schematic structural view of Embodiment 4 of a squeeze type telescopic cover of the present invention;

FIG. 11 shows a schematic structural view from another perspective of Embodiment 4 of a squeeze type telescopic cover of the present invention.

Detailed ways

In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connected", and "connected" should be understood in a broad sense. For example, they may be fixed connections. It may also be detachably connected or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication between two components. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present invention can be understood in specific situations.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

The first embodiment:

As shown in FIG. 1, it is a schematic structural diagram of Embodiment 1 of a squeeze type telescopic cover of the present invention; as shown in FIG. 2 is a structure diagram of a telescopic valve of a squeeze type retractable cover of the present invention; The squeeze type telescopic lid of the invention is used to cover the container mouth of an external container, and includes a base 1 provided with a side wall 11, and a mating connecting portion 111 is provided on the side wall 11, and the mating connecting portion 111 is used to connect to an external container; the upper end of the base 1 is provided with a chassis 12, the squeeze type telescopic cover is provided with a liquid outlet 121, and the lower end of the base 1 is provided with a container lid inlet 122, the The objects in the outer container flow toward the liquid outlet 121 through the container lid inlet 122.

As shown in FIG. 3, it is a structural schematic diagram of the slit open state of the first embodiment of a squeeze type telescopic cover of the present invention; in the present invention, the squeeze type telescopic cover is also provided with an elastic telescopic valve 14, The telescopic valve includes a valve seat 141 and a valve body 142; the valve seat 141 is connected to the liquid outlet 121; the valve body 142 is made of elastic material, and the valve body 142 is provided with a notch 143 ；

When the end of the valve body 142 with the notch 143 is positioned toward the container lid inlet 12, the notch 143 is in a closed state; as a preferred embodiment, the chassis 12 and the base 1 A cavity 13 is formed between the lower ends of the valve body 142; when the end of the valve body 142 with the notch 143 is positioned toward the container lid inlet 122, the valve body 142 is accommodated in the cavity 13 .

As shown in FIG. 4, it is a schematic view of the structure of the squeeze type telescopic lid of the first embodiment of the present invention in the opened state of the slit; when the external container is subjected to external squeezing pressure, the container of the external container Pressure is generated inside, causing the valve body 142 to move away from the container lid inlet 12, the valve body 142 forms an upward convex shape, the notch 143 is in an open state, and the liquid in the outer container passes through The container lid inlet 12 flows to the cut 143, and then flows out through the cut 143;

When the external squeezing pressure received by the external container disappears or decreases, the valve body 142 under its own action, the end of the valve body 142 with the notch 143 moves toward the container lid inlet 12, so The notch 143 is closed again.

Therefore, in the present invention, under the condition that there is no need to pour the liquid normally, the notch 143 of the valve body 142 is facing downwards, and the valve body 142 is located below the liquid outlet 121; when the outer container is squeezed, the Pressure is generated in the container, that is, the air pressure in the container causes the valve body 142 to move away from the container lid inlet 12, that is, to move toward the liquid outlet 121. The valve body 142 forms an upward convex shape. The notch 143 is in an open state. At this time, the valve body 142 is located above the liquid outlet 121 and arches upward.

When the external squeezing pressure received by the external container disappears or decreases, since the valve body 142 has elasticity, it is preferably made of a soft material. The valve body 142 under its own action, for example, under the action of its own gravity and elasticity, It shrinks downward, and then retracts to below the liquid outlet 121. At this time, the notch 143 is closed again, and the liquid in the outer container cannot flow out from the notch 143.

In the present invention, the telescopic valve 14 is integrally formed with the edge of the liquid outlet 121, or the telescopic valve 14 is fixedly installed at the edge of the liquid outlet 121. That is, the telescopic valve 14 and the edge of the liquid outlet 121 form an integral part; the telescopic valve 14 can also be independently installed or disassembled at the edge of the liquid outlet 121; as shown in Figure 5, this Invented a squeeze-type telescopic cover in another embodiment of the structure of the base of the first embodiment; in this embodiment, the telescopic valve 14 is an independent component, at the inner edge of the liquid outlet 121, surrounding The liquid outlet 121 is provided with a multi-stage buckle structure 16, and the valve base 141 of the telescopic valve 14 is fixedly connected to the edge of the liquid outlet 121 through the multi-stage buckle structure 16.

Therefore, the actual squeeze type telescopic cover of the present invention is provided with an elastic telescopic valve, the telescopic valve includes a valve seat and a valve body, the valve body is made of elastic material, and the valve body is provided with a notch; Bottom, the notch is in a closed state. When the outer container is subjected to external squeezing pressure, pressure is generated in the container of the outer container, causing the valve body to move away from the entrance of the container lid, and the valve body forms an upward convex shape , The slit is in an open state, the liquid in the outer container flows to the slit through the inlet of the container lid, and then flows out through the slit; when the external squeezing pressure received by the external container disappears or decreases When the valve body is under its own action, the end of the valve body with a notch moves toward the entrance of the container lid, and the notch is closed again.

The second embodiment:

As shown in FIG. 6, it is a schematic structural diagram of Embodiment 2 of a squeeze type telescopic cover of the present invention; as shown in FIG. 7 is another view of Embodiment 2 of a squeeze type retractable cover of the present invention Schematic diagram of the structure;

As another embodiment, in order to make the telescopic cover more beautiful and the structure changes more diverse, in this embodiment, the chassis 12 is further provided with a raised portion 15, and the liquid outlet 121 is provided on the raised portion At the upper end of 15, for example, the liquid outlet 121 is provided at the top end of the protrusion 15; preferably, the protrusion 15 has a two-layer or multi-layer pyramid structure.

In this embodiment, the squeeze type telescopic cover further includes a flip cover 2. After the flip cover 2 covers the base 1, the flip cover 2 covers the liquid outlet 121; , The flip cover 2 is connected to the base 1 through a thread or a snap connection; or the flip cover 2 is connected to the base 1 through a connector 3, and the flip cover 2 is turned over to make the The flip 2 covers the base 1.

In this embodiment, on the inner bottom side of the flip cover 2, a boss 21 may be further provided, and the boss 21 corresponds to the liquid outlet 121. When the flip cover 2 flips over the base 2, the telescopic valve 14 is downward or retracted, the liquid outlet 121 is in the shape of a cavity, and the boss 21 is inserted into the liquid outlet 121 exactly.

The third embodiment:

As shown in FIG. 8, it is a schematic structural diagram of Embodiment 3 of a squeeze type telescopic cover of the present invention; as shown in FIG. 9, it is the slit opening of Embodiment 3 of a squeeze type retractable cover of the present invention The structure diagram of the state; the difference from the second embodiment is the shape and connection position of the flip cover 2. In this embodiment, when a flip cover is provided on the telescopic cover with the raised portion 15, the flip cover 2 The liquid outlet 121 needs to be covered, that is, it does not need to cover the entire base; the flip cover can be independent of the liquid outlet 121, or can be connected to the protrusion 15 to form an integral part with the base. Therefore, it can be seen that in the present invention, the flip cover 2 can be connected to multiple positions of the base, and the position can be high or low.

Fourth embodiment:

In this embodiment, the connection between the flip cover and the base or protrusion 15 is different, as shown in FIG. 10, which is a schematic structural diagram of Embodiment 4 of a squeeze type telescopic cover of the present invention; FIG. 11 As shown, it is a schematic structural diagram from another perspective of Embodiment 4 of a squeezing telescopic cover of the present invention; in this embodiment, the connecting member between the flip 2 and the base 1 has a 3-position belt-shaped structure, which The belt-like structure has a long length, which is convenient for the flip 2 to move, and when the flip 2 is covered on the base 1, the belt-like structure can form an annular pull ring for easy carrying.

The foregoing descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still compare the foregoing embodiments. Modifications to the described technical solutions, or equivalent substitutions of some of the technical features, any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention shall be included in the protection scope of the present invention Inside.

Claims

A squeeze type telescopic lid for covering the container mouth of an external container, comprising a base, the base is provided with a side wall, the side wall is provided with a mating connection part, the mating connection part is used for mating connection The outer container; characterized in that the upper end of the base is provided with a chassis, the squeeze type telescopic cover is provided with a liquid outlet, the lower end of the base is provided with a container lid inlet, and the objects in the outer container pass through the container The inlet of the cap flows in the direction of the liquid outlet; the squeeze type telescopic cap is also provided with an elastic telescopic valve, the telescopic valve includes a valve seat and a valve body; the valve seat is connected to the liquid outlet; The valve body is made of an elastic material, and the valve body is provided with a notch; when the end of the valve body with the notch is positioned toward the inlet of the container lid, the notch is in a closed state; When the outer container is subjected to external squeezing pressure, pressure is generated in the container of the outer container, so that the valve body moves away from the entrance of the container cover, the valve body forms an upward convex shape, and the notch is In the open state, the liquid in the outer container flows through the inlet of the container lid to the slit, and then flows out through the slit; when the external squeezing pressure received by the outer container disappears or decreases, the valve body Under its own action, in the valve body, the end provided with a notch moves toward the entrance of the container lid, and the notch is closed again.
The squeeze type telescopic lid according to claim 1, wherein a cavity is formed between the bottom plate and the lower end of the base; when the valve body is provided with a slit facing the container When the cover is placed in the direction of the entrance, the valve body is accommodated in the cavity.
The squeeze type retractable cover according to claim 1, wherein the squeeze type retractable cover further comprises a flip cover, when the flip cover is covered on the base, the flip cover covers the outlet At the liquid port.
The squeeze type telescopic cover according to claim 3, wherein the flip cover and the base are connected by a thread or a buckle; or the flip cover is connected to the base by a connector, and the flip After folding or moving the flip cover, the flip cover covers the liquid outlet.
The squeeze type telescopic cover according to claim 1 or 3, wherein the chassis is further provided with a protrusion, and the liquid outlet is provided at the upper end of the protrusion.
The squeeze type telescopic cover according to claim 5, wherein the protrusion is a two-layer or multi-layer pyramid structure.
The squeeze type telescopic cover according to claim 5, wherein the flip cover is connected to the protrusion.
The squeeze type telescopic cover according to claim 1, wherein the telescopic valve is integrally formed with the edge of the liquid outlet, or the telescopic valve is fixedly installed at the edge of the liquid outlet.
The squeeze type telescopic cover according to claim 8, characterized in that, at the inner edge of the liquid outlet, a multi-stage buckle structure is provided around the liquid outlet, and the valve base of the telescopic valve is buckled by a multi-stage Structure fixed connection.