CN213429650U

CN213429650U - Reusable coffee press filter

Info

Publication number: CN213429650U
Application number: CN202021091874.XU
Authority: CN
Inventors: 刘小丰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-06-15
Anticipated expiration: 2030-06-12

Abstract

A reusable coffee press comprising: the filter pressing device comprises a filter pressing barrel, a water inlet pipe, a water outlet pipe and a water inlet pipe, wherein the filter pressing barrel is provided with a tubular inner cavity, one end of the inner cavity is an open end, and the other end opposite to the open end is provided with a water injection channel communicated with the inner cavity; the filter pressing push rod is pushed into the inner cavity from the open end and slides in a reciprocating manner, and a sealing end with the same diameter as the inner cavity is arranged on the filter pressing push rod; the filter pressing support is movably connected with the filter pressing barrel, an accommodating cavity is formed in the filter pressing support, and a liquid outlet communicated with the accommodating cavity is formed in the filter pressing support; the filter cup is detachably arranged in the accommodating cavity, a brewing cavity for accommodating coffee powder is arranged in the filter cup, and a water inlet for communicating the brewing cavity with the water injection channel is formed in the filter cup; this structure filter-press passes through manual filter-pressing coffee, and portable can realize used repeatedly through wasing the filter cup for the coffee powder of making a mouthful chamber is made a mouthful chamber of making a mouthful more fully dissolved and flow out again, makes the better fine and smooth soft smoothness of coffee taste.

Description

Reusable coffee press filter

Technical Field

The utility model relates to a coffee brewing device field specifically is a repeatedly usable's coffee pressure filter.

Background

The filter-pressing coffee pot on the market generally adopts a filter-pressing structure, namely, hot water is poured into coffee powder for soaking and stewing, and after the coffee powder reaches the brewing time, the pull rod is pressed to filter coffee residues and pour out coffee.

At present, a coffee filter pressing device is as the number of Chinese patent authorization publication: CN202981628U, date of authorized announcement: 6, 12.2013, a coffee filter pressing device is disclosed, which is characterized in that a filter paper cover used once is fixedly arranged at the bottom of a filter cylinder to filter coffee, and new filter paper needs to be replaced after the filter paper cover is used every time, so that the use cost of the filter pressing device is increased, resources are wasted, and the environment is polluted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned current problem, provide a simple structure, reasonable a repeatedly usable's coffee pressure filter, its effect makes manual coffee pressure filter realize used repeatedly through wasing the filter cup.

A reusable coffee press comprising:

the filter pressing device comprises a filter pressing barrel, a water inlet pipe, a water outlet pipe and a water inlet pipe, wherein the filter pressing barrel is provided with a tubular inner cavity, one end of the inner cavity is an open end, and the other end opposite to the open end is provided with a water injection channel communicated with the inner cavity;

the filter pressing push rod is pushed into the inner cavity from the open end and slides in a reciprocating manner, and a sealing end with the same diameter as the inner cavity is arranged on the filter pressing push rod;

the filter pressing support is movably connected with the filter pressing barrel, an accommodating cavity is formed in the filter pressing support, and a liquid outlet communicated with the accommodating cavity is formed in the filter pressing support;

the filter cup is detachably arranged in the containing cavity, a brewing cavity for containing coffee powder is arranged in the filter cup, and a water inlet for communicating the brewing cavity with the water injection channel is formed in the filter cup.

The utility model discloses can also adopt following technical measure to solve:

the coffee filter press is characterized by further comprising a liquid container, the manual coffee filter press is placed at an opening of the liquid container, and the filter press support is provided with at least one visible opening for observing the liquid level of the liquid container.

The filter-pressing support includes that the top is along outer sleeve and the holding cup that is connected, and the inside holding chamber that forms of holding cup, the liquid outlet has been seted up to the bottom of holding cup, the outer sleeve is including being the straight tube section that sets up from top to bottom and being the outer section that expands of loudspeaker form, visual opening is seted up on expanding the section outward, and the straight tube section is connected through the connecting plate integral type of a plurality of radial settings between section and the holding cup outward, and the bottom extension of expanding the section outward has with the spacing section of flourishing liquid household utensils.

The one end that the filter-pressing barrel corresponds the water injection passageway extends there is the adapter sleeve, and the bottom of adapter sleeve is seted up a plurality of and is the lock joint fluting of "L" type, and the outer terminal surface of filter-pressing support corresponds the lock joint fluting and extends and have the lock joint lug, and the adapter sleeve embolias the upper end of filter-pressing support and realizes detachable connection through lock joint fluting and lock joint lug lock joint cooperation.

The filter-pressing push rod is the pipe form and with filter-pressing barrel clearance fit, the filter-pressing push rod leans on the one end to water injection channel to be sealed end, and the outer terminal surface of filter-pressing push rod leans on to be equipped with annular seal groove one to sealed end is concave, and annular seal groove endotheca is equipped with the inner chamber sealing washer, and the inner chamber sealing washer is contradicted with the inner chamber wall is sealed, and the other end extension of filter-pressing push rod has bulldozing portion.

The filter cup comprises a cup body, a cup cover and a metal filter cover, the cup cover is covered on an opening at the top of the cup body through a lock joint cover and encloses to form a brewing cavity, a plurality of liquid drainage openings are formed in the side wall or/and the bottom of the cup body, the metal filter cover and the cup body are integrally formed through injection molding and cover the liquid drainage openings, and a plurality of small filter holes communicated with the brewing cavity are formed in the metal filter cover.

The water inlet is arranged on the cup cover, the cup cover is provided with a water inlet column which is corresponding to the water inlet and extends downwards to be close to the bottom of the brewing cavity, and a plurality of water outlet holes are formed in the water inlet column along the circumferential surface.

The water body flow cross-sectional area of the water outlet hole is linearly increased from inside to outside, and the water outlet end of the water outlet hole is deviated from the water inlet end of the water outlet hole downwards.

The bottom of inner chamber is the concave surface form, and the central part downwardly extending of concave surface has the drain pipe that passes the water inlet and insert into the water column, is equipped with water injection passageway in the drain pipe, and the drain pipe overcoat is equipped with the water inlet sealing washer, and water inlet sealing washer elasticity is pressed and is supported the up end at the bowl cover, the bottom surface of filter-pressing push rod is equipped with the brace rod of a plurality of radial settings, and the brace rod matches the gradient of concave surface.

And a second annular sealing groove is formed in the outer end face of the filter pressing support, a silica gel sealing ring is sleeved in the second annular sealing groove, and the silica gel sealing ring is in sealing contact with the inner end face of the connecting sleeve.

The utility model has the advantages as follows:

the utility model relates to a repeatedly usable's coffee pressure filter, its simple structure, reasonable in design, this structure pressure filter pass through manual filter-pressing coffee, and portable can realize used repeatedly through wasing the filter cup for the coffee powder of dashing the bubble chamber can be with abundant dissolving outflow dashing the bubble chamber again, makes the better fine and smooth soft smooth of coffee taste.

Drawings

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is a schematic exploded sectional view of the present invention.

Fig. 3 is the schematic view of the sectional structure of the filter pressing bracket of the utility model.

Figure 4 is the utility model discloses a filter-pressing support structure sketch map.

Fig. 5 is the utility model discloses a filter-pressing barrel and filter-pressing push rod decomposition structure sketch map.

Fig. 6 is a schematic view of the filter cup of the present invention.

Fig. 7 is a schematic view of the cross-sectional structure of the cup lid of the present invention.

Fig. 8 is the decomposition structure diagram of the filter pressing bracket and the filter cup of the utility model.

Fig. 9 is a schematic structural view of the filter pressing cylinder of the present invention.

Fig. 10 is an enlarged view at D in fig. 9.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Referring to fig. 1 to 10, a reusable coffee press includes:

the filter pressing device comprises a filter pressing barrel body 1, wherein the filter pressing barrel body 1 is provided with a tubular inner cavity A, one end of the inner cavity A is an open end 101, and the other end, opposite to the open end 101, of the inner cavity A is provided with a water injection channel 102 communicated with the inner cavity A;

the filter pressing push rod 2 is pushed into the inner cavity A from the open end 101 and slides in a reciprocating mode, and a sealing end 201 which is equal in diameter to the inner cavity A is arranged on the filter pressing push rod 2;

the filter pressing device comprises a filter pressing bracket 3, wherein the filter pressing bracket 3 is movably connected with a filter pressing barrel 1, an accommodating cavity B is arranged in the filter pressing bracket 3, and a liquid outlet 301 communicated with the accommodating cavity B is formed in the filter pressing bracket 3;

the filter cup 4 is detachably arranged in the accommodating cavity B, a brewing cavity C for accommodating coffee powder is arranged in the filter cup 4, and a water inlet 401 communicated with the brewing cavity C and the water injection channel 102 is formed in the filter cup 4.

This structure filter-press passes through manual filter-pressing coffee, and portable can realize used repeatedly through wasing the filter cup for the coffee powder of making a mouthful chamber is made a mouthful chamber of making a mouthful more fully dissolved and flow out again, makes the better fine and smooth soft smoothness of coffee taste.

The coffee filter press is characterized by further comprising a liquid container 5, a manual coffee filter press is placed at an opening of the liquid container 5, and the filter press support 3 is provided with at least one visible opening 3a for observing the liquid level of the liquid container 5; because the coffee filter press can be placed at the opening of the liquid container 5 when in use, when the liquid container 5 is not made of transparent materials, the coffee filter press can completely shield the only opening which can observe the liquid level of the liquid container 5, and the user can observe the amount of the coffee solution pressed out at any time in the process of filter pressing of coffee through the visible opening 3a, thereby preventing the occurrence of the situation that the coffee solution in the liquid container 5 is fully discharged.

When the filter pressing device is used, hot water is poured into the inner cavity A, the filter pressing push rod 2 is pushed into the inner cavity A from the open end 101, the hot water in the inner cavity A is extruded through the sealing end 201, the hot water is discharged into the brewing cavity C of the filter cup 4 at a high pressure and a high speed through the water injection channel 102 to be fully mixed with coffee powder, and the obtained coffee solution is discharged out of the brewing cavity C and then is discharged into the liquid container 5 through the liquid outlet 301 for a user to drink.

The filter pressing support 3 comprises an outer sleeve 31 and a containing cup 32 which are connected at the top edge, a containing cavity B is formed inside the containing cup 32, a liquid outlet 301 is formed in the bottom of the containing cup 32, the outer sleeve 31 comprises a straight pipe section 311 and a flared outward-expanding section 312 which are vertically arranged, the visible opening 3a is formed in the outward-expanding section 312, the straight pipe section 311, the outward-expanding section 312 and the containing cup 32 are integrally connected through a plurality of connecting plates 33 which are radially arranged, and a limiting section 34 which is limited by the liquid containing vessel 5 extends from the bottom of the outward-expanding section 312;

the accommodating cavity B is used for positioning the filter cup 4, so that the filter cup 4 of the filter cup 4 is in butt joint with the water injection channel 102, and the coffee solution discharged from the filter cup 4 can be collected and then is discharged through the liquid outlet 301 in a centralized manner, thereby facilitating the collection; and the section 312 that expands outward makes the coffee filter press can place more liquid containing utensils 5 of different bores on and carry out coffee solution and collect, and during the use, the bottom surface of connecting plate 33 is pressed and is supported the top along the atress at liquid containing utensils 5, makes things convenient for visual opening 3a to observe the liquid level of liquid containing utensils 5 in addition, and spacing section 34 can prevent that the coffee filter press from placing the back level roll-off liquid containing utensils 5 on liquid containing utensils 5, causes coffee solution excessive.

The specific implementation structure of the containing cup 32 for positioning the filter cup 4 is as follows:

the cup wall of the accommodating cup 32 is relatively provided with a first fool-proof groove 321 and a second fool-proof groove 322, the groove width of the first fool-proof groove 321 is larger than that of the second fool-proof groove 322, the outer end face corresponding to the filtering cup 4 extends to be provided with a first fool-proof convex rib 4a and a second fool-proof convex rib 4B which are matched with the first fool-proof groove 321 and the second fool-proof groove 322 in width, and the accommodating cup 32 and the filtering cup 4 keep the same relative position through the cooperation of fool-proof structures when the filtering cup 4 is placed in the accommodating cavity B.

The one end that filter-pressing barrel 1 corresponds water injection passageway 102 extends there is adapter sleeve 11, the bottom of adapter sleeve 11 has been seted up a plurality of and has been the lock joint fluting 111 of "L" type, the outer terminal surface of filter-pressing support 3 corresponds lock joint fluting 111 and extends there is lock joint lug 302, adapter sleeve 11 embolias the upper end of filter-pressing support 3 and realizes detachable connection through lock joint fluting 111 and lock joint lug 302 lock joint cooperation, moreover, the steam generator is simple in structure, the installation is dismantled conveniently, after the lock joint, filter cup 4 top surface is pressed and is supported on the bottom surface of filter-pressing barrel 1, filter-pressing barrel 1 is connected the back with filter-pressing support 3 in addition, the outer terminal surface of adapter.

The filter pressing push rod 2 is in a circular tube shape and is in clearance fit with the filter pressing cylinder body 1, one end, close to the water injection channel 102, of the filter pressing push rod 2 is a sealing end 201, an annular sealing groove I202 is concavely arranged on the outer end face, close to the sealing end 201, of the filter pressing push rod 2, an inner cavity sealing ring 205 is sleeved in the annular sealing groove I202, the inner cavity sealing ring 205 is in sealing contact with the wall surface of an inner cavity A, and a pushing part 204 extends from the other end of the filter pressing push rod 2;

bending deformation appears in the middle part when this structure's filter-pressing push rod 2 can avoid the atress, and it is even to ensure the atress all around of sealed end 201, guarantee sealed end 201 to cavity A's sealed effect, because filter-pressing push rod 2 and filter-pressing barrel 1 all adopt hard material, consequently in the actual production process, can not realize seamless cooperation, consequently inner chamber sealing washer 205 is used for remedying the gap between filter-pressing push rod 2 and the filter-pressing barrel 1, realize sealed effect, portion 204 that bulldozes can convenience of customers push-and-pull filter-pressing push rod 2.

The filter cup 4 comprises a cup body 41, a cup cover 42 and a metal filter cover 43, the cup cover 42 is covered on an opening at the top of the cup body 41 through fastening and is encircled to form a brewing cavity C, a plurality of liquid drainage openings 411 are formed in the side wall or/and the bottom of the cup body 41, the metal filter cover 43 and the cup body 41 are integrally formed through injection molding and cover the liquid drainage openings 411, and a plurality of small filter holes 431 communicated with the brewing cavity C are formed in the metal filter cover 43; the filter cup 4 is reused by cleaning through the metal filter cover 43.

The water inlet 401 is arranged on the cup cover 42, the cup cover 42 is provided with a water inlet column 44 which extends downwards to be close to the bottom of the brewing cavity C corresponding to the water inlet 401, a plurality of water outlet holes 441 are formed in the water inlet column 44 along the circumferential surface, when coffee is made, more than one water outlet holes 441 are inserted into coffee powder along with the water inlet column 44, and the filter cup 4 with the structure is simple in water inlet structure design, reasonable in structure, good in brewing effect and high in brewing efficiency.

The water flow cross-sectional area of the water outlet hole 441 increases linearly from inside to outside, and the water outlet end 441a of the water outlet hole 441 deviates downward from the water inlet end 441b of the water outlet hole; when the hot water is discharged from the inner cavity of the water inlet column 44 to the brewing cavity C, the hot water is not discharged in a water column mode, the hot water can be atomized, scattered and sprayed out to be mixed with the coffee powder, the mixing effect of the hot water and the coffee powder is improved, and the hot water can be sprayed out obliquely downwards due to the position setting of the water outlet end 441a and the water inlet end 441b, so that the liquid outlet efficiency can be improved.

The bottom of the inner cavity A is concave, the central part of the concave extends downwards to form a drain pipe 103 which penetrates through the water inlet 401 and is inserted into the water column 44, a water injection channel 102 is arranged in the drain pipe 103, a water inlet sealing ring 6 is sleeved outside the drain pipe 103, the water inlet sealing ring 6 is elastically pressed on the upper end surface of the cup cover 42, a plurality of radially arranged support ribs 206 are arranged on the bottom surface of the filter pressing push rod 2, and the support ribs 206 are matched with the inclination of the concave;

the concave surface shape can enable hot water to be completely discharged from the inner cavity A and flow into the water injection channel 102 without any accumulated water, and the bottom surface of the filter pressing push rod 2 is planar, so that a gap between the bottom surface of the filter pressing push rod 2 and the concave surface is filled up through the support rib 206, the water inlet sealing ring 6 is used for sealing the water inlet 401, and when the hot water is injected into the inner cavity of the water inlet column 44, the phenomenon of overflowing the water inlet 401 occurs when the hot water in the water inlet column 44 is not timely discharged into the brewing cavity C.

An annular sealing groove II 303 is formed in the outer end face of the filter pressing support 3, a silica gel sealing ring 304 is sleeved in the annular sealing groove II 303, and the silica gel sealing ring 304 is in sealing contact with the inner end face of the connecting sleeve 11; the silica gel sealing ring 304 can prevent the coffee solution in the accommodating cavity B from being discharged out through the liquid outlet 301 untimely and overflowing from the gap between the filter pressing support 3 and the connecting sleeve 11.

The extending end part of the water discharge pipe 103 is provided with the inclined surface 103-1, so that the water discharge pipe 103 has a water discharge effect and a piercing function, the mold is convenient to demould, and meanwhile, the aluminum foil cover for encapsulating coffee can be pierced when the disposable coffee capsule is used, so that water can enter the coffee capsule to make coffee.

In addition, a support structure forming a water injection channel 102 is arranged in the water discharge pipe 103 and comprises a middle body 102-1 and a partition plate 102-2, the partition plate 102-2 is connected between the middle body 102-1 and the water discharge pipe 103, and the water injection channel 102 is formed between the two partition plates 102-2.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A reusable coffee press, comprising:

the filter pressing device comprises a filter pressing barrel (1), wherein the filter pressing barrel (1) is provided with a tubular inner cavity (A), one end of the inner cavity (A) is an open end (101), and the other end, opposite to the open end (101), of the inner cavity (A) is provided with a water injection channel (102) communicated with the inner cavity (A);

the filter pressing push rod (2) is pushed into the inner cavity (A) from the open end (101) and slides in a reciprocating mode, and a sealing end (201) with the same diameter as the inner cavity (A) is arranged on the filter pressing push rod (2);

the filter pressing device comprises a filter pressing support (3), wherein the filter pressing support (3) is movably connected with a filter pressing barrel (1), an accommodating cavity (B) is formed in the filter pressing support (3), and a liquid outlet (301) communicated with the accommodating cavity (B) is formed in the filter pressing support (3);

the coffee maker is characterized by comprising a filter cup (4), wherein the filter cup (4) is detachably arranged in the accommodating cavity (B), a brewing cavity (C) for accommodating coffee powder is arranged in the filter cup (4), and a water inlet (401) communicated with the brewing cavity (C) and the water injection channel (102) is formed in the filter cup (4).

2. A reusable coffee press as claimed in claim 1 wherein: the coffee filter press is characterized by further comprising a liquid container (5), wherein a manual coffee filter press is placed at an opening of the liquid container (5), and at least one visible opening (3 a) for observing the liquid level of the liquid container (5) is formed in the filter press support (3).

3. A reusable coffee press as claimed in claim 2 wherein: filter-pressing support (3) are including the top along outer sleeve (31) and holding cup (32) that are connected, and holding cup (32) is inside to form holding chamber (B), and liquid outlet (301) have been seted up to the bottom of holding cup (32), outer sleeve (31) expand section (312) including straight tube section (311) that is setting up from top to bottom and being the loudspeaker form outward, visual opening (3 a) are seted up on expanding section (312) outward, and straight tube section (311) and expand section (312) outward and hold cup (32) between through connecting plate (33) the integral type connection of a plurality of radial settings, the bottom extension of expanding section (312) outward has spacing section (34) with flourishing liquid household utensils (5) spacing.

4. A reusable coffee press as claimed in claim 3 wherein: one end of the filter pressing cylinder body (1) corresponding to the water injection channel (102) is extended to form a connecting sleeve (11), the bottom of the connecting sleeve (11) is provided with a plurality of L-shaped fastening grooves (111), the outer end face of the filter pressing support (3) corresponds to the fastening grooves (111) and extends to form fastening lugs (302), and the connecting sleeve (11) is sleeved in the upper end portion of the filter pressing support (3) and is in fastening fit with the fastening lugs (302) through the fastening grooves (111) to achieve detachable connection.

5. A reusable coffee press as claimed in claim 1 wherein: filter-pressing push rod (2) are the pipe form and with filter-pressing barrel (1) clearance fit, filter-pressing push rod (2) lean on the one end to water injection passageway (102) for sealed end (201), the outer terminal surface of filter-pressing push rod (2) is leaned on and is equipped with annular seal groove one (202) to sealed end (201) concave, annular seal groove one (202) endotheca is equipped with inner chamber sealing washer (205), inner chamber sealing washer (205) and inner chamber (A) wall face seal conflict, the other end extension of filter-pressing push rod (2) has bulldozes portion (204).

6. A reusable coffee press as claimed in claim 1 wherein: the filter cup (4) comprises a cup body (41), a cup cover (42) and a metal filter cover (43), the cup cover (42) is covered at the opening at the top of the cup body (41) through fastening and surrounds to form a brewing cavity (C), a plurality of liquid drainage openings (411) are formed in the side wall or/and the bottom of the cup body (41), the metal filter cover (43) and the cup body (41) are integrally formed through injection molding and cover the liquid drainage openings (411), and a plurality of small filter holes (431) communicated with the brewing cavity (C) are formed in the metal filter cover (43).

7. A reusable coffee press as claimed in claim 6 wherein: the water inlet (401) is arranged on the cup cover (42), the cup cover (42) is provided with a water inlet column (44) which extends downwards to be close to the bottom of the brewing cavity (C) corresponding to the water inlet (401), and a plurality of water outlet holes (441) are formed in the water inlet column (44) along the circumferential surface.

8. A reusable coffee press as claimed in claim 7 wherein: the water flow cross-sectional area of the water outlet hole (441) is linearly increased from inside to outside, and the water outlet end (441 a) of the water outlet hole (441) is downwardly deviated from the water inlet end (441 b) of the water outlet hole.

9. A reusable coffee press as claimed in claim 7 wherein: the bottom of inner chamber (A) is the concave surface form, and the central part downwardly extending of concave surface has drain pipe (103) that passes water inlet (401) and insert into water column (44), is equipped with water injection passageway (102) in drain pipe (103), and drain pipe (103) overcoat is equipped with water inlet sealing washer (6), and water inlet sealing washer (6) elasticity is pressed and is supported the up end at bowl cover (42), the bottom surface of filter-pressing push rod (2) is equipped with brace rod (206) of a plurality of radial settings, and brace rod (206) match the gradient of concave surface.

10. A reusable coffee press as claimed in claim 4 wherein: annular seal groove two (303) have been seted up to the outer terminal surface of filter-pressing support (3), and annular seal groove two (303) endotheca is equipped with silica gel sealing washer (304), and silica gel sealing washer (304) are contradicted with the interior terminal surface seal of adapter sleeve (11).