CN107087987B

CN107087987B - External piercing extraction structure for preventing liquid leakage and brewing method thereof

Info

Publication number: CN107087987B
Application number: CN201710355929.XA
Authority: CN
Inventors: 詹钦宝; 梁桂聪
Original assignee: Shenzhen Dingjia Hongsi Drinks Technology Co ltd
Current assignee: Shenzhen Dingjia Hongsi Drinks Technology Co ltd
Priority date: 2017-05-19
Filing date: 2017-05-19
Publication date: 2020-07-14
Anticipated expiration: 2037-05-19
Also published as: CN107087987A

Abstract

The invention discloses an external piercing extraction structure for preventing liquid leakage and a brewing method thereof, wherein the piercing extraction structure comprises a handle and a retainer arranged below the handle, a capsule is arranged in the retainer, the retainer comprises a retainer support and a water outlet needle arranged at the bottom of the retainer support, the water outlet needle is positioned right below an aluminum foil, a bulge structure is arranged at any position below the top end of the water outlet needle, and the bulge structure is annularly arranged on the outer surface of the water outlet needle; the contact part of the capsule and the water outlet needle is made of heat-resistant elastic deformation materials, and the capsule deforms to form interference fit with the outer surface of the water outlet needle in the brewing process. The invention solves the problems that in the prior art, most of holder structures of capsule beverage machines use stainless steel acupuncture to be matched with silica gel to perform puncturing sealing, the cost is high, and liquid is easy to leak in a channel during extraction, so that secondary pollution is caused.

Description

External piercing extraction structure for preventing liquid leakage and brewing method thereof

Technical Field

The invention relates to the field of capsule coffee machines, in particular to an external piercing extraction structure for preventing liquid leakage and a brewing method thereof.

Background

With the development of science and technology in the world, people create a new processing mode for the beverage, namely capsule beverage. The capsule beverage has the following components: the operation is simple and convenient; (II) the use is convenient; and (III) the product has the characteristics of various varieties, fresh mouthfeel and the like, and is increasingly popular with consumers. With the increasing market of capsule drinks, besides the variety, the capsule drink is environment-friendly and pollution-free, and also becomes an important factor selected by consumers. Wherein the flow stability of the extraction liquid of the capsule beverage machine (I) is involved; (II) the sealing performance of the extract liquid flow channel of the capsule beverage machine; the cost of designing a capsule beverage machine holder would be a significant challenge. The capsule beverage machine retainer structure of market at present, the sealed principle is impaled to most use stainless steel acupuncture cooperation silica gel, and the cost is higher, and when the extraction, the seepage appears in the liquid flow path easily to cause secondary pollution.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the invention mainly aims to provide an external piercing extraction structure for preventing liquid leakage and a brewing method thereof, and aims to solve the problems that most of holder structures of capsule beverage machines in the prior art use a stainless steel needle piercing and silica gel for piercing and sealing, the cost is high, and liquid is easy to leak in a channel during extraction, so that secondary pollution is caused.

In order to achieve the purpose, the invention provides an external piercing extraction structure for preventing liquid leakage, which comprises a handle and a retainer arranged below the handle, wherein a capsule is arranged in the retainer, the retainer comprises a retainer support and a water outlet needle arranged at the bottom of the retainer support, the water outlet needle is positioned right below an aluminum foil, a convex structure is arranged at any position below the top end of the water outlet needle, and the convex structure is annularly arranged on the outer surface of the water outlet needle;

the contact part of the capsule and the water outlet needle is made of heat-resistant elastic deformation materials, and the capsule deforms to form interference fit with the outer surface of the water outlet needle in the brewing process.

In one embodiment, the capsule comprises a cup body and a circular water outlet hole arranged at the bottom of the cup body, wherein an aluminum foil is arranged in the middle of the circular water outlet hole, and a capsule sealing film is arranged at the upper end of the cup body.

In one embodiment, the handle comprises a handle body and water inlet needles arranged on two sides of the handle body.

In one embodiment, a water filtering film is arranged below the capsule sealing film.

In one embodiment, a drainage groove is arranged between the aluminum foil and the water filtering film, and a bulge is arranged below the drainage groove.

In one embodiment, the method comprises the following operation flows:

s1, pressing the handle by operating the capsule machine, piercing the capsule sealing film by the water inlet needle, piercing the aluminum foil upwards by the water outlet needle, and attaching the water outlet needle to the side edge of the circular water outlet hole of the cup body.

S2, the water inlet needle starts to inject hot water, when the water amount reaches Nml, the pressure resistance of coffee powder in the capsule reaches N/10bar, and the cup body starts to stretch downwards.

S3, because the water outlet needle is fixed and limited to prop against the cup body, the actual downward stretching length of the cup body can be directly converted into an N/10bar acting force to be tightly attached to the water outlet needle, and the effect of strong pressing, tight attaching and sealing is achieved.

And S4, the capsule starts to discharge water from the circular water outlet hole at the moment, and the liquid directly flows to the cup from the interior of the capsule through the water outlet needle.

S5, when the capsule is extracted, the handle is opened, the cup body rebounds to return after the air inside the capsule leaks, and the capsule is prevented from being clamped by the water outlet needle and cannot be taken out.

The beneficial effects are as follows:

the stability and pollution-free performance of the water outlet column of the product are ensured, and the method is characterized in that after the pipe wall of the water outlet channel of the product is sealed, the liquid does not contact the outer side surface of the cup body in the flowing process, and the leaked liquid is soaked in the retainer and then flows into the cup, so that the extracted liquid does not leak and contact the interior of the retainer and the outer shell of the capsule in the flowing process and then flows out, and the liquid is prevented from oblique jetting, scattering, large amplitude swinging, tainting odor and secondary pollution.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of the handle, capsule and holder of the present invention when not compressed.

Fig. 2 is a schematic sectional view of the handle, capsule and holder of the present invention when pressed together.

Fig. 3 is a schematic sectional view of the water inlet needle of the present invention injecting water into the capsule.

Fig. 4 is a schematic cross-sectional view of the capsule of the present invention after extraction is completed.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Handle (CN)	22	Aluminum foil
10	Handle body	23	Capsule sealing film
				11	Water inlet needle	24	Water filtration membrane
2	Capsule	25	Drainage groove
				20	Cup body	26	Projection
21	Circular water outlet	3	Retainer
				30	Holder support	31	Water outlet needle

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Descriptions in this specification as relating to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to any indicated technical feature or quantity. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 4, an external piercing extraction structure for preventing liquid leakage comprises a handle 1 and a holder 3 arranged below the handle 1, wherein a capsule 2 is arranged in the holder 3, the holder 3 comprises a holder 3 bracket 30 and a water outlet needle 31 arranged at the bottom of the holder 3 bracket 30, the water outlet needle 31 is positioned right below an aluminum foil 22, a bulge 26 structure is arranged at any position below the top end of the water outlet needle 31, and the bulge 26 structure is annularly arranged on the outer surface of the water outlet needle 31;

wherein, the contact part of the capsule 2 and the water outlet needle 31 is made of heat-resistant elastic deformation material, and the capsule 2 deforms to form interference fit with the outer surface of the water outlet needle 31 in the brewing process.

Adopt the polypropylene material, beneficial effect lies in being different from the difficult deformation that produces of general plastic or metal material, adopts the laminating that the polypropylene material can be better sealed, prevents to take place the seepage. When water outlet needle 31 pierces into capsule 2, cup 20 is tensile downwards, owing to adopted deformable material, takes place deformation and forms interference fit with water outlet needle 31 surface through capsule 2, reaches the effect that the tight is pasted in the heavy pressure, can play the problem that prevents seepage and secondary pollution.

Preferably, the capsule 2 comprises a cup body 20 and a circular water outlet 21 arranged at the bottom of the cup body 20, an aluminum foil 22 is arranged in the middle of the circular water outlet 21, and a capsule sealing film 23 is arranged at the upper end of the cup body 20.

The sealing film is arranged at the upper end of the cup body 20 and is used for sealing the medicinal granules in the capsule 2 and preventing pollution.

Preferably, the handle 1 includes a handle body 10 and water inlet needles 11 provided at both sides of the handle body 10.

The water inlet needle 11 is used for penetrating a capsule sealing film 23 arranged at the upper end of the capsule 2 and then injecting water into the capsule 2.

Preferably, a water filtering film 24 is arranged below the capsule sealing film 23.

The water filtration membrane 24 is a filtration layer that filters out some large particles and debris.

Preferably, a drainage groove 25 is formed between the aluminum foil 22 and the drainage membrane 24, and a protrusion 26 is formed below the drainage groove 25.

The drainage grooves 25 can collect liquid and control the flow direction, so that the stability of the liquid in the cup body 20 is ensured, and the splashing is prevented.

Preferably, the method comprises the following operation flows:

s1, pressing the handle 1 by operating the capsule machine, the water inlet needle 11 pierces the capsule sealing film 23, the water outlet needle 31 pierces the aluminum foil 22 upwards, and the water outlet needle 31 is attached to the side edge of the circular water outlet hole 21 of the cup body 20.

S2, the water inlet needle 11 starts to inject hot water, when the water amount reaches Nml, the pressure resistance of the coffee powder in the capsule 2 reaches N/10bar, and the cup body 20 starts to stretch downwards.

S3, because the water outlet needle 31 is fixed and limited to prop against the cup body 20, the actual downward stretching length of the cup body 20 can be directly converted into an N/10bar acting force to be tightly attached to the water outlet needle 31, and the effect of forced pressing, attaching and sealing is achieved.

S4, when the capsule 2 starts to discharge water from the circular water outlet hole 21, the liquid flows from the inside of the capsule 2 directly to the cup through the water discharge needle 31.

S5, after the capsule 2 is extracted, the handle 1 is opened, the cup body 20 rebounds to return after the air inside the capsule 2 leaks, and the capsule 2 is prevented from blocking the water outlet needle 31 and being not taken out.

The working principle is as follows:

the mechanical deformation principle is adopted, and the mechanical deformation principle specifically comprises the following points:

1. after the handle 1 of the capsule machine is pressed, the water inlet needle 11 pierces the capsule 2, and the water outlet needle 31 on the retainer 3 pierces the aluminum foil 22;

2. at the moment, the bulge 26 structure on the water outlet needle 31 supports the round hole edge of the round water outlet hole 21 at the bottom of the cup body 20, and the whole surface is stressed and attached;

3. the capsule machine begins to inject hot water into the capsule 2, the cup body 20 continuously accumulates water pressure and is continuously heated, the cup body 20 can wholly sink, and the sinking action can enable the bottom of the capsule 2 and the retainer 3 to be tightly attached to achieve a sealing effect.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An external piercing extraction structure for preventing liquid leakage comprises a handle and a retainer arranged below the handle, wherein a capsule is arranged in the retainer, and the external piercing extraction structure is characterized in that the capsule comprises a cup body and a circular water outlet hole arranged at the bottom of the cup body, an aluminum foil is arranged in the middle of the circular water outlet hole, and a capsule sealing film is arranged at the upper end of the cup body;

the retainer comprises a retainer support and a water outlet needle arranged at the bottom of the retainer support, the water outlet needle is positioned right below the aluminum foil, a protruding structure is arranged at any position above the aluminum foil, and the protruding structure is positioned at the bottom of the capsule;

the contact part of the capsule and the water outlet needle is made of a heat-resistant elastic deformation material, and the capsule deforms to form interference fit with the outer surface of the water outlet needle in the brewing process;

the handle comprises a handle body and water inlet needles arranged on two sides of the handle body.

2. The liquid leakage prevention external piercing extraction structure of claim 1, wherein a water filtration membrane is provided below the capsule sealing membrane.

3. The external piercing extraction structure for preventing liquid leakage according to claim 1, wherein a drainage groove is provided between the aluminum foil and the water filtering membrane, and a protrusion is provided below the drainage groove.

4. A brewing method using the liquid leakage prevention external piercing extraction structure of claim 1, characterized in that the method comprises the steps of:

s1, pressing the handle by operating a capsule machine, piercing the capsule sealing film by the water inlet needle, piercing the aluminum foil upwards by the water outlet needle, and fitting the water outlet needle with the side edge of the circular water outlet hole of the cup body;

s2, the water inlet needle starts to inject hot water, when the water amount reaches Nml, the pressure resistance of coffee powder in the capsule reaches N/10bar, and the cup body starts to stretch downwards;

s3, because the water outlet needle is fixed and limited to prop against the cup body, the actual downward stretching length of the cup body can be directly converted into an N/10bar acting force to be tightly attached to the water outlet needle, and the effect of forced pressing, attaching and sealing is achieved;

s4, the capsule starts to discharge water from the circular water outlet hole, and liquid flows from the interior of the capsule to a cup directly through the water discharge needle;

s5, after the capsule is extracted, the handle is opened, the cup body rebounds to return after the air inside the capsule leaks, and the capsule is prevented from being blocked by the water outlet needle and cannot be taken out.