CN108338684B - French Press - Google Patents

Abstract

The application discloses a French press pot and a piston assembly thereof. The piston assembly includes a filter layer, which is cup-shaped, with an open end at the upper end, and the inside is used to place solid brewing materials; a piston mechanism, whose lower end communicates with the opening end of the filter layer; the pot body, the lower end of the filter layer and the piston mechanism are all located in the pot body; during operation, liquid is added to brew solid brewing materials inside the pot body, and the piston mechanism is used to suck the liquid inside the filter layer or push the liquid inside the piston mechanism into the filter layer, so that the liquid outside the filter layer enters the filter layer or the liquid inside the filter layer flows out to the filter outside the network layer. The application solves the technical problem that the cleaning area in the kettle is relatively large and difficult to clean, which brings great inconvenience to users.

Description

French Press

technical field

The present application relates to the field of daily necessities, in particular to a French press pot.

Background technique

The French press pot, also known as the French filter press pot, originated in France around 1850. It is a simple brewing utensil composed of a heat-resistant glass bottle body and a metal filter with a pressure rod. At first, it was mostly used as a tea maker, so some people called it a tea maker. Later, more and more people used French press pots to brew coffee, and released the essence of coffee by soaking and simmering through the full contact and soaking of water and coffee powder.

At present, the French press pot in the related art has not changed much compared with the traditional one. The French press pot in the related art includes a pot body, a pot lid, a pull rod and a filter layer. The filter layer is in the shape of a round cake. Add water to the inside of the kettle body, and pour the coffee out from the spout after brewing.

In the process of implementing the embodiments of the present invention, the inventors have found that at least the following problems exist in the related art:

In the related art, when cleaning the inside of the kettle body, because the lower space of the kettle body is stained by coffee residues and stains, resulting in a larger stained area inside the kettle body, a larger area to be cleaned inside the kettle body, which is difficult to clean and brings great inconvenience to users.

Aiming at the problem in the related art that the speed of coffee flowing out of the body of the French press is relatively low, no effective solution has been proposed so far.

Contents of the invention

The main purpose of the present application is to provide a French press pot to solve the problem that the inside of the pot needs to be cleaned relatively large and difficult to clean, which brings great inconvenience to users.

In order to achieve the above object, a French press pot is provided according to the present application, comprising:

The filter layer is cup-shaped, with an open upper end, and the inside is used to place solid brewing substances;

A piston mechanism, the lower end of which communicates with the opening end of the filter layer;

The pot body, the filter layer and the lower end of the piston mechanism are all located in the pot body;

During operation, liquid is added into the kettle body to brew solid infusions, and the piston mechanism is used to suck the liquid inside the filter layer or push the liquid inside the piston mechanism into the filter layer, so that the liquid outside the filter layer enters the filter layer or the liquid inside the filter layer flows out to the outside of the filter layer.

Further, the piston mechanism includes a pull rod, a piston and a piston barrel, the piston is installed in the piston barrel, the lower end of the pull rod is connected to the piston, and the lower end of the piston barrel communicates with the opening end of the filter layer.

Further, the piston mechanism further includes an end cover connected to the upper end of the piston barrel, and a first through hole is formed on the end cover, and the upper end of the pull rod extends out of the piston barrel through the first through hole.

Further, the French press pot also includes a pot cover, the pot cover is installed on the pot body, the pot cover is provided with a second through hole, and the upper end of the piston cylinder passes through the second through hole and is connected with the end cover.

Further, the French press pot also includes a first gasket, a second gasket and at least one filter screen, each filter screen in the at least one filter screen is fixed between the first gasket and the second gasket, the first gasket is connected to the lower end of the piston cylinder, and the second gasket is connected to the open end of the filter screen layer.

Further, at least one opening is provided on both the first gasket and the second gasket, and the opening exposes the filter net located between the first gasket and the second gasket.

Further, a boss and a third through hole are provided in the middle of the second gasket, and each filter mesh of the at least one filter screen is set on the boss, the upper end of the boss is connected to the lower end of the piston barrel, and the third through hole communicates with the piston barrel.

Further, the press pot also includes a first storage box and a second storage box, the upper end of the first storage box and the upper end of the second storage box are connected to the lower end of the second gasket, at least one fourth through hole is provided on the first storage box and the second storage box, the filter layer is located in the second storage box, the first storage box is located in the filter screen, the upper end of the first storage box is provided with an opening for communicating with the third through hole, and the inside of the first storage box is used to place solid brewing materials.

Further, the outer wall of the piston barrel is provided with a limiting part, the first gasket is fitted on the piston barrel, and the upper end of the first gasket is in contact with the limiting part, and the limiting part limits the fitting position of the first gasket on the piston barrel.

Further, the limiting part includes a plurality of protrusions arranged on the outer wall of the piston cylinder.

In the embodiment of the present application, the piston mechanism is used to communicate with the cup-shaped filter layer, and the piston mechanism sucks the liquid inside the filter layer or pushes the liquid inside the piston mechanism into the filter layer, so that the liquid outside the filter layer enters the filter layer or the liquid inside the filter layer flows out to the outside of the filter layer, the mixing process of liquid and solid brewing is limited to the filter layer, and most of the generated residues and stains are left in the filter layer. The technical effect of cleaning the French press pot further solves the problem of great inconvenience to users due to the large area to be cleaned in the pot and the difficulty in cleaning.

Description of drawings

The accompanying drawings, which constitute a part of this application, are included to provide a further understanding of the application and make other features, objects and advantages of the application apparent. The drawings and descriptions of the schematic embodiments of the application are used to explain the application, and do not constitute an improper limitation to the application. In the attached picture:

Fig. 1 is a schematic structural view of a French press pot according to an embodiment of the present application;

Fig. 2 is a schematic structural diagram of a second gasket according to an embodiment of the present application;

Fig. 3 is a schematic structural diagram of an annular coil spring according to an embodiment of the present application.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only a part of the embodiment of the application, not all embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances for the embodiments of the application described herein. Furthermore, the terms "comprising" and "having", and any variations thereof, are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to the process, method, product or device.

In this application, the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "middle" and "horizontal" are based on the orientations or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit that the indicated device, element or component must have a specific orientation, or be constructed and operated in a specific orientation.

Moreover, some of the above terms may be used to indicate other meanings besides orientation or positional relationship, for example, the term "upper" may also be used to indicate a certain attachment relationship or connection relationship in some cases. Those skilled in the art can understand the specific meanings of these terms in this application according to specific situations.

Furthermore, the terms "installed", "disposed", "provided", "connected", "packaged" and "connected" are to be interpreted broadly. For example, "connection" may be a fixed connection, a detachable connection, or an integral structure; it may be a mechanical connection or an electrical connection; it may be a direct connection, or an indirect connection through an intermediary, or an internal communication between two devices, components or components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figure 1, the present application relates to a French press pot, comprising:

The filter layer 1 is cup-shaped, the upper end is an open end, and the inside is used for placing solid infusions;

A piston mechanism, the lower end of which communicates with the opening end of the filter layer 1;

The kettle body 2, the lower end of the filter layer 1 and the piston mechanism are all located in the kettle body 2;

During operation, liquid is added to the inside of the kettle body 2 to brew solid infusions, and the piston mechanism is used to suck the liquid inside the filter layer 1 or push the liquid inside the piston mechanism into the filter layer 1, so that the liquid outside the filter layer 1 enters the inside of the filter layer 1 or the liquid inside the filter layer 1 flows out to the outside of the filter layer 1.

In this embodiment, the mechanism of the filter layer 1 adopts a cup shape, and the inside is used to place solid brewing materials (such as coffee, tea, etc.), and communicates with it through the piston mechanism. During use, through the movement of the piston mechanism, the liquid inside the filter layer 1 is sucked or the liquid inside the piston mechanism is pushed into the filter layer 1, so that the liquid outside the filter layer 1 enters the filter layer 1 or the liquid inside the filter layer 1 flows out to the outside of the filter layer 1, so that the liquid in the filter layer 1 is pushed by the piston mechanism, which is relatively easy Pass through the filter layer 1, and limit the mixing process of liquid and solid infusion in the filter layer, and make most of the generated residues and stains remain in the filter layer, so as to reduce the stained area, thereby achieving the technical effect of more convenient and easy cleaning, and further solving the problem of great inconvenience to the user due to the large cleaning area in the pot, which is difficult to clean.

Further, referring to Fig. 1, piston mechanism comprises pull rod 3, piston 4 and piston cylinder 5, and piston 4 is installed in piston cylinder 5, and the lower end of pull rod 3 is connected with piston 4, and the lower end of piston cylinder 5 communicates with the open end of filter screen layer 1.

In this embodiment, the piston 4 mechanism specifically includes a pull rod 3, a piston 4 and a piston cylinder 5. The pull rod 3 is used to drive the piston 4 to move in the piston cylinder 5. When the piston 4 is driven by the pull rod 3, it moves up and down in the piston cylinder 5. When the piston 4 moves upward, the piston 4 mechanism absorbs the liquid in the filter layer 1 and enters the piston cylinder 5, so that the liquid outside the filter layer 1 enters the filter layer 1, and the liquid is fully mixed with the solid brew; Back to the inside of the filter layer 1, so that the brewed liquid in the filter layer 1 flows out under pressure and quickly flows out of the filter layer 1.

Further, referring to Fig. 1, the piston 4 mechanism also includes an end cap 6, the end cap 6 is connected to the upper end of the piston barrel 5, the end cap 6 is provided with a first through hole, and the upper end of the pull rod 3 extends out of the piston barrel 5 through the first through hole.

In this embodiment, the movement direction of the pull rod 3 is defined by the first through hole provided on the end cover 6 , so that the pull rod 3 always keeps moving in one axial direction.

Further, referring to FIG. 1 , the French press pot also includes a pot cover 7 installed on the pot body 2 , the pot cover 7 is provided with a second through hole, and the upper end of the piston cylinder 5 passes through the second through hole and is connected with the end cap 6 .

In this embodiment, the movement direction of the piston cylinder 5 is defined by the second through hole provided on the pot cover 7, so that the piston cylinder 5 can keep moving in one axial direction, or remain still.

Further, referring to Fig. 1, described French pressure pot also comprises first gasket 8, second gasket 9 and at least one filter screen 10, each filter screen 10 in at least one filter screen 10 is all fixed between the first gasket 8 and the second gasket 9, the first gasket 8 is connected with the lower end of piston cylinder 5, the opening end of second gasket 9 and filter screen layer 1.

In this embodiment, the filter screen 10 is fixed by the first gasket 8 and the second gasket 9, thereby forming the second filtration in the French press pot. Since most of the residue of brewed solids is blocked by the filter screen layer 1, the brewed liquid outside the filter screen layer 1 can easily pass through the filter screen 10 between the first gasket 8 and the second gasket 9, and a small part of the residue of brewed solids passing through the filter screen layer 1 can also be blocked by the filter screen 10 between the first gasket 8 and the second pad 9 solid. There are fewer residues in the liquid poured out of the pot body 2 , which improves the effect of filtering residues of the French press pot, and the brewed liquid is also extremely easy to flow out of the pot body 2 .

In this embodiment, the number of filter screens 10 included in the filter screen layer 1 may be 1, 2, 3 .

Further, referring to FIG. 2 and FIG. 3 , at least one opening 18 is provided on the first gasket 8 and the second gasket 9 , and the opening 18 exposes the filter screen 10 between the first gasket 8 and the second gasket 9 .

In this embodiment, at least one opening 18 is provided on the first pad 8 and the second pad 9 , which increases the area where the liquid can pass through the filter 10 , making it easier for the liquid to flow out of the kettle body 2 .

Further, referring to Fig. 2, the middle part of the second gasket 9 is provided with a boss 16 and a third through hole 17, and each filter screen 10 in at least one filter screen 10 is all sleeved on the boss 16, and the upper end of the boss 16 is connected with the lower end of the piston cylinder 5, and the third through hole 17 communicates with the piston cylinder 5.

In this embodiment, the overall assembly of the first gasket 8 , the second gasket 9 and the filter screen 10 between the first gasket 8 and the second gasket 9 can be completed through the second gasket 9 .

Further, referring to Fig. 1, described French pressure pot also comprises the first storage box 11 and the second storage box 12, the upper end of the first storage box 11 and the upper end of the second storage box 12 are all connected to the lower end of the second gasket 9, the first storage box 11 and the second storage box 12 are all provided with at least one fourth through hole 15, the filter screen layer 1 is positioned in the second storage box 12, the first storage box 11 is positioned in the filter screen 10, the first storage box 11 upper end is provided with a third The opening 18 communicated with the through hole 17 is used for placing solid brewing substances inside the first storage box 11 .

In this embodiment, the inside of the first storage box 11 is used to place solid brewing substances. During the brewing process, residues and stains will be generated, and most of these residues and stains will be left in the first storage box 11. Therefore, this French press pot is more convenient to clean, and the filter layer 1 is located between the first storage box 11 and the second storage box 12, which can be more stable and difficult to deform.

Further, referring to FIG. 1 , the outer wall of the piston cylinder 5 is provided with a limiting portion 13, the first gasket 8 is set on the piston cylinder 5, and the upper end of the first gasket 8 is in contact with the limiting portion 13, and the limiting portion 13 limits the set position of the first gasket 8 on the piston cylinder 5.

In this embodiment, the limiting portion defines the fitting position of the first gasket 8 on the piston barrel 5, and cooperates with the second gasket 9, so that the second gasket 9 presses both the filter screen 10 and the first gasket 8 on the limiting portion 13. Of course, the first gasket 8 can also be screwed on the piston barrel 5.

Further, referring to FIG. 1 , the limiting portion 13 includes a plurality of protrusions arranged on the outer wall of the piston barrel 5 .

In this embodiment, the limiting portion 13 may be a plurality of protrusions on the outer wall of the piston barrel 5 , and the plurality of protrusions are evenly distributed on the piston barrel 5 .

Further, referring to FIG. 3 , an annular thread spring 14 is also included, the annular thread spring 14 is fixed on the edge of the first gasket 8, the annular thread spring 14 is pressed on the filter screen 10 adjacent to the first gasket 8, and the edge of the filter screen 10 adjacent to the first gasket 8 is pressed on the inner wall of the kettle body 2.

In this embodiment, the pressure of the filter screen 10 by the annular thread spring 14 makes the filter screen 10 separate the inner space of the kettle body 2, which improves the filtering effect of the filter screen 10 between the first gasket 8 and the second gasket 9, and prevents residues from flowing out from the edge of the filter screen 10 between the first gasket 8 and the second gasket 9.

From the above description, it can be seen that the present application has achieved the following technical effects:

In the embodiment, the piston 4 mechanism is used to communicate with the cup-shaped filter layer 1, and the piston 4 mechanism sucks the liquid inside the filter layer 1 or pushes the liquid inside the piston 4 mechanism into the filter layer 1, so that the liquid outside the filter layer 1 enters the filter layer 1 or the liquid inside the filter layer 1 flows out to the outside of the filter layer 1, the mixing process of liquid and solid brewing is limited in the filter layer, and most of the generated residues and stains are left in the filter layer, and the purpose of reducing the stained area is achieved. , thereby realizing the technical effect of cleaning the French press pot more conveniently and easily, and then solving the problem that the pot needs to be cleaned due to its large area and is difficult to clean, which brings great inconvenience to the user.

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

Claims (6)

1. A French press pot, characterized in that it comprises: The filter layer is cup-shaped, with an open upper end, and the inside is used to place solid brewing substances; Piston mechanism, the lower end communicates with the opening end of the filter layer, the piston mechanism includes a pull rod, a piston and a piston barrel, the piston is installed in the piston barrel, the lower end of the pull rod is connected to the piston, the lower end of the piston barrel communicates with the opening end of the filter layer, the piston mechanism includes a pull rod, a piston and a piston barrel, the piston is installed in the piston barrel, the lower end of the pull rod is connected to the piston, the lower end of the piston barrel communicates with the opening end of the filter layer, the piston mechanism also includes an end cover, the end The cover is connected to the upper end of the piston barrel, the end cover is provided with a first through hole, and the upper end of the pull rod extends out of the piston barrel through the first through hole; It also includes a first gasket, a second gasket and at least one filter net, each filter net in the at least one filter net is fixed between the first gasket and the second gasket, the first gasket is connected to the lower end of the piston cylinder, and the second gasket is connected to the open end of the filter net layer; Also includes a pot cover, the pot cover is installed on the pot body, the pot cover is provided with a second through hole, the upper end of the piston cylinder passes through the second through hole and is connected with the end cover; The kettle body, the filter layer and the lower end of the piston mechanism are located in the kettle body; During operation, liquid is added inside the kettle body to brew the solid infusion, and the piston mechanism is used to suck the liquid inside the filter layer or push the liquid inside the piston mechanism into the filter layer, so that the liquid outside the filter layer enters the filter layer or the liquid inside the filter layer flows out to the outside of the filter layer. 2 . The French press pot according to claim 1 , wherein at least one opening is provided on the first gasket and the second gasket, and the filter mesh between the first gasket and the second gasket is exposed through the opening. 3 . 3. The French press pot according to claim 1, wherein a boss and a third through hole are provided in the middle of the second gasket, each filter screen in the at least one filter screen is set on the boss, the upper end of the boss is connected to the lower end of the piston cylinder, and the third through hole is in communication with the piston cylinder. 4. The press pot according to claim 1, further comprising a first storage box and a second storage box, the upper end of the first storage box and the upper end of the second storage box are connected to the lower end of the second gasket, at least one fourth through hole is provided on the first storage box and the second storage box, the filter layer is located in the second storage box, the first storage box is located in the filter screen, the upper end of the first storage box is provided with an opening for communicating with the third through hole, the first storage box The inside of the box is used for solid brewing. 5. The press pot according to claim 1, wherein the outer wall of the piston barrel is provided with a limiting portion, the first gasket is fitted on the piston barrel, and the upper end of the first gasket is in contact with the limiting portion, and the limiting portion limits the fitting position of the first gasket on the piston barrel. 6 . The French press pot according to claim 5 , wherein the limiting portion comprises a plurality of protrusions arranged on the outer wall of the piston cylinder. 7 .