CN110200503B - Brewing device of coffee capsule and coffee machine - Google Patents
Brewing device of coffee capsule and coffee machine Download PDFInfo
- Publication number
- CN110200503B CN110200503B CN201910397629.7A CN201910397629A CN110200503B CN 110200503 B CN110200503 B CN 110200503B CN 201910397629 A CN201910397629 A CN 201910397629A CN 110200503 B CN110200503 B CN 110200503B
- Authority
- CN
- China
- Prior art keywords
- capsule
- drawer
- groove
- assembly
- puncture needle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002775 capsule Substances 0.000 title claims abstract description 118
- 230000005540 biological transmission Effects 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 39
- 230000000694 effects Effects 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 206010040007 Sense of oppression Diseases 0.000 claims description 2
- 238000009950 felting Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 210000003734 kidney Anatomy 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 241000533293 Sesbania emerus Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
- A47J31/407—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea with ingredient-containing cartridges; Cartridge-perforating means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
Abstract
The invention discloses a brewing device of a coffee capsule and a coffee machine, wherein the brewing device comprises: and (3) a bracket assembly: the device comprises side brackets arranged on the left side and the right side, wherein the inner sides of the side brackets are provided with rails horizontally extending along the front-back direction; a drawer assembly: the device comprises a drawer and a capsule bin, wherein the drawer can slide back and forth along a track, and the drawer is provided with a chute which is in sliding connection with the capsule bin and a capsule bin driving spring which always pushes the capsule bin to lean against the rear part of the chute; lancet assembly: is used for puncturing the capsule cover and injecting water into the capsule; sealing and compacting assembly: the sealing device is used for sealing and pressing the capsule cover; a driving block: the drawer is driven to slide back and forth along the track; and the transmission block drives the sealing and pressing assembly and the puncture needle assembly to slide up and down. The invention is convenient to operate and can improve the coffee brewing efficiency.
Description
Technical Field
The present invention relates to coffee machines.
Background
The capsule coffee is prepared by grinding coffee beans into coffee powder and then filling the coffee powder into an aluminum capsule, so that the problems of acid change, oxidation and the like of common coffee beans or coffee powder after contacting air are solved. The capsule coffee machine infuses the capsule coffee, and is popular because of the characteristics of no need of grinding beans, convenient infusion, consistent taste and quality of the infused coffee, and the like. The capsule type coffee machine has the working principle that: firstly, putting capsules in a capsule bin, pushing a drawer into a coffee machine, then sealing, compacting and fixing by a sealing and compacting assembly, finally puncturing the capsules by a puncture needle, and introducing high-pressure water with a certain heat into the capsules, thereby realizing extraction of coffee.
In the prior art, the pushing-in drawer, the sealing compaction and the puncturing are independently carried out, the sealing compaction and the puncturing are driven by independent power devices, the actions are complicated, and the coffee brewing efficiency and the use experience are affected.
Disclosure of Invention
The invention aims to solve the technical problem of providing a brewing device of a coffee capsule, which is convenient to operate and improves the brewing efficiency of coffee.
In order to solve the technical problems, the invention adopts the following technical scheme: a brewing device for a coffee capsule, comprising:
and (3) a bracket assembly: the device comprises side brackets arranged on the left side and the right side, wherein the inner sides of the side brackets are provided with rails horizontally extending along the front-back direction, and positioning blocks are fixed between the side brackets on the two sides;
a drawer assembly: the device comprises a drawer and a capsule bin, wherein the drawer can slide back and forth along a track, the drawer is provided with a chute which is in sliding connection with the capsule bin and a capsule bin driving spring which always pushes the capsule bin to lean against the rear part of the chute, and a positioning block limits the capsule bin to continue to backwards after the capsule bin backwards reaches a brewing position;
lancet assembly: comprises an upper pricker for pricking the capsule cover and injecting water into the capsule;
sealing and compacting assembly: the capsule cover is used for sealing and pressing, and is provided with a through hole for passing the upper puncture needle;
a driving block: the drawer is driven to slide back and forth along the track;
and a transmission block: the sealing and pressing device comprises a first transmission part and a second transmission part which are connected with a driving block for transmission, wherein the first transmission part drives a sealing and pressing assembly to slide up and down, the second transmission part drives a puncture needle assembly to slide up and down, the sealing and pressing assembly firstly presses down a capsule cover when the driving block is pushed in backwards, then the puncture needle assembly downwards punctures the capsule cover, the puncture needle assembly firstly upwards releases from the capsule cover when the driving block is pulled out forwards, and then the sealing and pressing assembly upwards leaves away from the capsule cover.
Optionally, the drive block includes the drive arm of left and right sides, and the side support corresponds the track position and is equipped with the guide way, the front end of drive arm articulates there is the drag hook, and the lateral wall of drawer is equipped with the draw-in groove with the draw-in hook block, and the drag hook is equipped with and supports with the guide way inside wall and lean on so that the draw-in hook block in the spacing piece of draw-in groove all the time.
Optionally, the lateral wall of drawer is equipped with the effect lug at draw-in groove rear side, and the side stand is equipped with the break away from the groove that the width is greater than the spacing piece in the place ahead of guide way, and when the drag hook moved to break away from the groove forward, under the drive of effect lug, the drag hook outwards opened from the groove, and the drag hook is equipped with the effect inclined plane, and this effect inclined plane guarantees that the drag hook smoothly outwards opens from the groove when the drawer pulls out, and effect lug drive effect inclined plane is in order to make the drag hook inwards shrink from the groove when the drawer is pushed in backward.
Optionally, the driving arm is equipped with drive division, the drive block is equipped with the drive slot, drive division wears out and connects the drive slot from the guide way, the drive slot includes rectangular channel and the kidney-shaped groove that extends from two corners below the rectangular channel bottom outside, drive division is equipped with kidney-shaped portion.
Optionally, the transmission piece is connected with the locking structure that keeps the position when the drawer is accomplished pushing in and pulling out, locking structure includes locking piece and locking extension spring, the locking piece articulates in the transmission piece, be equipped with first couple on the side stand, be equipped with the second couple on the locking piece, locking extension spring's one end is connected with first couple, and other end is connected with the second couple.
Optionally, the first transmission portion is the arc groove, the second transmission portion is the kidney slot, seal and compress tightly the subassembly and be equipped with the first transmission post that is connected with the arc groove, the felting needle subassembly is equipped with the second transmission post that is connected with the kidney slot.
Optionally, the support assembly still includes the front bracket of the anterior fixed connection with both sides side support, movable mounting has the block piece that can reciprocate on the front bracket, the block piece is equipped with and blocks the groove, the felting needle subassembly is equipped with lifting portion, and when the felting needle subassembly downward movement, lifting portion acts on and blocks the groove bottom and promote to block the piece and fall down and laminate with capsule storehouse surface, and when the felting needle subassembly upward movement, lifting portion acts on and blocks the groove roof and promotes to block the piece lifting, finally releases the stopper to the capsule storehouse.
Optionally, the side support inboard bottom of both sides rotates and connects the safety lever, is equipped with safety spring between safety lever and the locating piece, the safety lever is equipped with passive portion and blocking portion, and when the drawer was pushed in, the drawer oppressed the passive portion of safety lever, and the safety lever rotates downwards, and blocking portion on the safety lever releases the blocking to the drive piece so that the drive piece can slide backward smoothly, and when the drawer was pulled out, released the oppression to the passive portion of safety lever, the safety lever upwards rotated under safety spring's effect, and blocking portion blocks the drive piece and slides backward.
Optionally, seal and compress tightly the subassembly and include the closing plate and be fixed in the sealed pad of capsule of closing plate bottom, the top of closing plate is equipped with the sealing washer that encircles the through-hole setting.
Optionally, the lancet assembly comprises a lancet push plate, a lancet seat fixed on the lancet push plate, and an upper lancet fixed on the lancet seat, wherein the lancet seat is connected with a lancet cover, and the lancet cover is provided with a water inlet pipe communicated with an inner hole of the upper lancet.
The invention also provides a capsule coffee machine, comprising the brewing device of the coffee capsule.
The invention adopts the technical scheme and has the following beneficial effects:
1. after the capsule bin is put into the capsule, the drawer is pushed into the coffee machine, and meanwhile, the driving block, the transmission block, the sealing pressing assembly and the puncture needle assembly are linked to sequentially complete sealing pressing and puncturing actions, so that a plurality of actions can be completed through one operation, and the operation is very simple. And the sealing compression assembly and the puncture needle assembly do not need to be provided with a power source independently, so that the structure is simplified, and the cost is reduced. Because only the drawer is pushed in, the sealing and pressing assembly and the puncture needle assembly can act, misoperation is avoided, and use safety is ensured. The capsule bin driving spring always pushes the capsule bin to lean against the rear part of the chute, so that the capsule bin can be ensured to reach the brewing position, and then the sealing and pressing assembly and the puncture needle assembly can act. After the capsule bin reaches the brewing position backwards, the positioning block limits the capsule bin to continue backwards, so that the alignment of the capsule, the sealing and pressing assembly and the puncture needle assembly during coffee brewing is ensured, and the normal actions of the sealing and pressing assembly and the puncture needle assembly are not influenced.
2. The drawer and the driving block are of a detachable structure, when the drawer is pushed in, the drawer and the driving block are connected together through the draw hook and the clamping groove in a matched mode, the drawer pushes the driving block to slide backwards, when the drawer is pulled out, the draw hook is separated from the clamping groove, and finally the drawer can be pulled out of the coffee machine completely, so that capsules can be conveniently placed in the capsule bin and cleaning operation of the capsule bin is conducted.
3. When the drag hook moves forwards to the disengaging groove, the drag hook is outwards opened from the disengaging groove under the drive of the acting lug, and the drag hook is provided with an acting inclined plane which is contacted with the acting lug and inwards contracted from the disengaging groove when the drawer is pushed backwards, so that the drawer and the driving block can automatically complete connection when the drawer is pushed in, and can automatically separate when the drawer is pulled out, thereby being convenient to operate.
4. The driving groove comprises a rectangular groove and kidney-shaped grooves extending downwards and outwards from two corners of the bottom of the rectangular groove, the driving part is provided with kidney-shaped parts, when the drawer is pushed in, the drawer pushes the driving block to slide backwards, the circular arc surface at the rear side of the driving part is in sliding connection with the rear side surface of the rectangular groove, the driving block is pushed to rotate backwards, when the driving part slides into the kidney-shaped grooves at the rear lower part of the rectangular groove, the kidney-shaped grooves are at horizontal positions, the bottom plane of the driving part drives the kidney-shaped parts to abut against the bottom plane of the kidney-shaped grooves, a self-locking state of the driving block is formed, and other parts are prevented from moving; when the drawer is pulled out, the drawer pulls the driving block to slide forwards, the circular arc surface on the front side of the driving waist-shaped part of the driving block is in sliding connection with the front side surface of the rectangular groove, the driving block is pushed to rotate forwards, when the driving waist-shaped part slides into the waist-shaped groove on the front lower side of the rectangular groove, the waist-shaped groove is at a horizontal position, the bottom plane of the driving waist-shaped part of the driving part is in contact with the bottom plane of the waist-shaped groove, a self-locking state of the driving block is formed, and other parts are prevented from moving.
5. When the driving block pushes the transmission block to transfer backwards, a cylindrical shaft of a driving waist-shaped part on the driving block is in sliding connection with a rotating chute on the locking piece to push the locking piece and a tension spring on the locking piece to rotate backwards, and when the transmission block forms a self-locking state, the tension spring generates backward and upward tension to prevent the driving block from freely sliding forwards; when the driving block pushes the transmission block to transfer forwards, the cylindrical shaft of the driving waist-shaped part on the driving block is in sliding connection with the rotating sliding groove on the locking piece to push the locking piece and the tension spring on the locking piece to rotate forwards, and when the transmission block forms a self-locking state, the tension spring generates forward and upward tension to prevent the driving block from sliding backwards freely.
6. The first transmission part is designed to be matched with the first transmission column through an arc-shaped groove, the second transmission part is designed to be matched with the second transmission column through a waist-shaped groove, and the actions of the sealing compression assembly and the puncture needle assembly are guaranteed to be sequential when the drawer is pushed in and pulled out.
7. After the drawer is completely pulled out, if someone carelessly stretches fingers into the coffee machine and pushes the driving block, the linkage action of the sealing and pressing assembly and the needle assembly is possibly caused, especially, an upper needle on the needle assembly possibly punctures the person, in order to avoid the situation, a safety rod is arranged, and the blocking of the driving block can be removed only when the drawer is pushed in, so that the drawer can be linked with the driving block, and the linkage action of the sealing and pressing assembly and the needle assembly is further driven.
8. After coffee brewing is completed, the sealing and pressing assembly seals and presses the capsule cover, the upper needle of the needle assembly is positioned in the capsule, the drawer is pulled out at the moment, the capsule moves forwards along with the drawer, and the upper needle is still positioned in the capsule at the moment, so that a machine is damaged. Therefore, in order to avoid damaging the machine when the drawer is pulled out, a blocking structure must be arranged, when the drawer is pushed in, the bottom end of the lifting part of the spike assembly acts on the bottom of the blocking groove on the blocking block, the blocking block is pushed to fall down and the capsule bin is blocked to move forward, when the spike assembly moves upwards, the lifting part acts on the top wall of the blocking groove on the blocking block and pushes the blocking block to lift, the blocking of the capsule bin is finally relieved, and the use safety is ensured.
The specific technical scheme and the beneficial effects of the invention are described in detail in the following detailed description with reference to the accompanying drawings.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is a schematic perspective view of the drawer in a fully pushed-in state;
FIG. 2 is a top view of the present invention in a fully pushed-in drawer condition;
FIG. 3 is a schematic view of the cross-sectional structure A-A in FIG. 2;
FIG. 4 is a side view of the present invention in a fully pushed-in drawer condition;
FIG. 5 is a schematic view of the cross-sectional structure of C-C in FIG. 4;
FIG. 6 is a schematic perspective view of the drawer in a fully pulled-out state;
FIG. 7 is a top view of the present invention in a fully pulled-out drawer condition;
FIG. 8 is a schematic view of the cross-sectional structure A-A of FIG. 7;
FIG. 9 is a side view of the present invention in a fully pulled-out drawer condition;
FIG. 10 is a schematic view of the cross-sectional structure C-C of FIG. 9;
FIG. 11 is a schematic view of an exploded construction of a side bracket portion;
FIG. 12 is a schematic view of an exploded construction of a side bracket portion;
FIG. 13 is a bottom view of the present invention in a drawer fully pushed-in condition;
FIG. 14 is a schematic view of the cross-sectional structure A-A of FIG. 13;
FIG. 15 is a bottom view of the present invention in a drawer fully pulled out condition;
FIG. 16 is a schematic view of the cross-sectional structure B-B in FIG. 15;
FIG. 17 is an exploded view of the drawer assembly of the present invention;
FIG. 18 is a bottom view of the drawer assembly of the present invention;
FIG. 19 is a schematic view of the structure of section D-D in FIG. 18;
FIG. 20 is a schematic view of an exploded construction of a drive block portion of the present invention;
FIG. 21 is a schematic exploded view of a portion of a drive block of the present invention;
FIG. 22 is a schematic view of an exploded view of a portion of the lancet assembly of the present invention;
FIG. 23 is a schematic view of an exploded view of a portion of the seal compression assembly of the present invention;
FIG. 24 is a schematic view of the structure of the blocking block of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Those skilled in the art will appreciate that the features of the examples and embodiments described below can be combined with one another without conflict.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", etc., indicating an azimuth or a positional relationship are merely based on the azimuth or the positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus/elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus are not to be construed as limiting the present invention.
The invention has the conception that the functions of sealing, puncturing and the like are realized by the horizontal forward and backward movement of the drawer assembly and the vertical sliding of the hinged needle assembly and the sealing and compacting assembly, so that the use efficiency is improved.
Example 1
As shown in fig. 1 to 24, a brewing device of a coffee capsule comprises:
bracket assembly 1: the device comprises side brackets 11 arranged on the left side and the right side, wherein a track 111 horizontally extending along the front-back direction is arranged on the inner side of the side brackets 11, and a positioning block 12 is fixed between the side brackets 11 on the two sides;
drawer assembly 2: the device comprises a drawer 21 and a capsule bin 22, wherein the drawer 21 can slide back and forth along a track 111, the drawer 21 is provided with a sliding groove 211 which is in sliding connection with the capsule bin 22 and a capsule bin driving spring 24 which always pushes the capsule bin 22 to lean against the rear part of the sliding groove, and after the capsule bin 22 reaches a brewing position backwards, a positioning block 12 limits the capsule bin 22 to continue backwards;
lancet assembly 6: an upper spike 63 for puncturing the capsule cap and injecting water into the capsule 28;
sealing and compacting assembly 5: for sealing the compression capsule cap, with a through hole through which the upper spike 63 passes;
drive block 3: is driven by the drawer 21 to slide back and forth along the rail 111;
and a transmission block 4: the sealing and pressing device comprises a first transmission part and a second transmission part which are connected with a driving block 3 for transmission, wherein the first transmission part drives a sealing and pressing assembly 5 to slide up and down, the second transmission part drives a puncture needle assembly 6 to slide up and down, the sealing and pressing assembly 5 firstly presses down a capsule cover when the driving block 3 is pushed in backwards, then the puncture needle assembly 6 punctures the capsule cover downwards, the puncture needle assembly 6 firstly releases from the capsule cover upwards when the driving block 3 is pulled out forwards, and then the sealing and pressing assembly 5 is upwards far away from the capsule cover.
After the capsule bin 22 is filled with the capsule 28, the drawer 21 is pushed into the coffee machine, and meanwhile, the driving block 3, the transmission block 4, the sealing and pressing assembly 5 and the puncture needle assembly 6 are linked, so that the sealing and pressing and puncturing actions are sequentially completed, a plurality of actions can be completed through one operation, and the operation is very simple. And the sealing and compacting assembly 5 and the puncture needle assembly 6 do not need to be provided with a power source separately, so that the cost is reduced. Because only the drawer 21 is pushed in, the sealing and pressing assembly 5 and the puncture needle assembly 6 can act, misoperation is avoided, and the use safety is ensured.
After the capsule housing 22 reaches the brewing position rearwardly, the positioning block 12 restricts the capsule housing from continuing rearwardly, ensuring that the capsule 28 is aligned with the seal compression assembly 5 and the spike assembly 6 during coffee brewing without affecting the normal operation of the seal compression assembly 5 and the spike assembly 6.
Referring to fig. 11, 12, 17 and 20, the driving block 3 has a U-shaped structure with an opening facing forward, and includes driving arms 31 on the left and right sides and a connecting section connecting the rear ends of the driving arms, and the side brackets 11 are provided with guide grooves 1112 corresponding to the track positions.
When the drawer 21 is pushed in, the rear end of the drawer directly acts on the connecting section of the driving block, so that the driving block 3 slides backwards. To fully withdraw the drawer 21 from the coffee machine, the capsule 28 is conveniently inserted and the washing operation is performed. The drawer 21 and the driving block 3 are in a detachable structure. Specifically, the front end of the driving arm is hinged with a draw hook 34, the outer side wall of the drawer is provided with a clamping groove 212 clamped with the draw hook 34, and the draw hook 34 is provided with a limiting piece 341 which is abutted against the inner side wall of the guide groove so that the draw hook 34 is always clamped with the clamping groove, therefore, when the drawer 21 is pushed in, the drawer 21 is connected with the driving block 3. When the drawer 21 is pulled out, it is required that the drawer 21 can be completely disengaged from the driving block 3. The outer side wall of the drawer is provided with an action lug 213 at the rear side of the clamping groove, the side bracket 11 is provided with a disengaging groove 1113 with a width larger than that of the limiting piece in front of the guide groove 1112, and when the draw hook 34 moves forwards to the disengaging groove 1113, the draw hook 34 is outwards opened from the disengaging groove 1113 under the drive of the action lug 213. Of course, when the drawer 21 is pushed in again, the hook 34 is ensured to be engaged with the clamping groove 212 again, and when the drawer 21 is pulled out, the hook 34 can be smoothly opened outwards from the separating groove 1113, so that the hook 34 is provided with an action inclined surface 342, and the front wall surface and the rear wall surface of the clamping groove 212 are inclined surfaces. The action inclined surface 342 contacts with the action projection 213 to retract the drag hook 34 inwardly from the escape groove 1113 when the drawer 21 is pushed backward, and interference is not easily formed between the action inclined surface 342 and the front wall surface of the catching groove 212 and the escape groove 1113 when the drawer 21 is pulled out.
In addition, if the outward opening angle of the drag hook 34 is too large, when the drawer 21 is pushed in again, the drag hook 34 is difficult to retract inward to return, so the side bracket 11 is provided with a limit bar 1114 for limiting the opening angle of the drag hook 34 outside the escape groove 1113.
The front end of the driving arm is provided with a protruding part, the outer side surface of the protruding part is provided with a C-shaped rotating shaft groove 33, and the rotating shaft of the draw hook is clamped in the rotating shaft groove 33, so that the hook can smoothly rotate and is not easy to fall off.
In this embodiment, the front width of the outer side wall of the drawer is larger than the rear width, and the action projection 213 is the rear end of the front portion of the outer side wall of the drawer, the inner side of the front end of the driving arm 31 is provided with a notch 36 for accommodating the action projection 213, and when the drawer 21 is pulled forward, the action projection 213 is disengaged from the notch 36 and pushes the draw hook 34 to open outwards from the disengagement groove 1113.
After the drawer 21 has been fully pushed in, the drive block 3 is secured in a precisely fixed position, which would otherwise affect the components associated therewith, such as the seal compression assembly 6 and the lancet assembly 6. As shown with reference to fig. 5 and 20, the position of the drive block 3 is thus locked with a positioning needle assembly 17, said positioning needle assembly 17 comprising a positioning needle 171. The outer side wall of the driving arm is provided with a locking groove 35, the side bracket 11 is connected with a positioning needle 171 which can be elastically clamped into the locking groove, the positioning needle 171 is mounted in a positioning hole 117, the outer end of the positioning hole is closed by a positioning cover 173, the positioning needle 171 is provided with a flange, the front end of a positioning needle spring 172 is abutted against the flange, and the rear end is abutted against the positioning cover 173, so that the positioning needle 171 is elastically clamped into the locking groove 35 under the driving of the positioning needle spring 172, the front wall and the rear wall of the locking groove 35 are of cambered surface structures, when the drawer 21 is pulled outwards, the driving block 3 is pulled forwards, and the positioning needle 171 is separated from the locking groove 35 under the driving of the rear wall of the locking groove. When the drawer 21 is pushed in, the driving block 3 is slid backward to a desired position, and the positioning pin 171 is slid into the locking groove from the front wall arc surface of the locking groove.
The bracket assembly 1 includes a front bracket 14 and a rear bracket 15 in addition to the left and right side brackets 11, the side brackets 11 are provided with fitting grooves 118, and the front bracket 14 and the rear bracket 15 are provided with fitting portions which are fitted into the fitting grooves 118 and can be fixed by screws.
In order to realize the transmission of the driving block 3 and the transmission block 4, the driving arm 31 is provided with a driving part 32, the transmission block 4 is provided with a transmission slot 411, and the driving part 32 penetrates from the guide slot 1112 and is connected with the transmission slot 411. The driving slot 411 includes a rectangular slot 4111 and a slot 4112 extending downward and outward from two corners of the bottom of the rectangular slot, and the driving portion 32 is provided with a slot 321.
When the drawer 21 is pushed in, the drawer 21 pushes the driving block 3 to slide backwards, the arc surface at the rear side of the waist-shaped part 321 of the driving block is in sliding connection with the rear side surface of the rectangular groove 4111, the driving block 4 is pushed to rotate backwards, when the waist-shaped part 321 slides into the waist-shaped groove 4112 at the rear lower part of the rectangular groove 4111, the waist-shaped groove 4112 is at a horizontal position, the bottom plane of the waist-shaped part 321 of the driving part is in contact with the bottom plane of the waist-shaped groove 4112, a self-locking state of the driving block 4 is formed, and other parts are prevented from moving.
When the drawer 21 is pulled out, the drawer 21 pulls the driving block 3 to slide forwards, the arc surface on the front side of the waist-shaped portion 321 of the driving block is in sliding connection with the front side surface of the rectangular groove 4111, the driving block 4 is pushed to rotate forwards, when the waist-shaped portion 321 slides into the waist-shaped groove 4112 on the front lower side of the rectangular groove, the waist-shaped groove 4112 is at a horizontal position, the bottom plane of the waist-shaped portion 321 of the driving portion is in contact with the bottom plane of the waist-shaped groove 4112, a self-locking state of the driving block 4 is formed, and other parts are prevented from moving.
Since the seal compression assembly 5 and spike assembly 6 always operate in tandem, both when the drawer is pushed in and pulled out, the first transmission portion is an arcuate slot 412 and the second transmission portion is a kidney slot 413. Correspondingly, the sealing and compacting assembly 5 is provided with a first transmission column 511 connected with the arc-shaped groove 412, and the needle assembly 6 is provided with a second transmission column 611 connected with the kidney-shaped groove 413.
The side bracket 11 is provided with a transmission guide groove 115, and the first transmission column 511 and the second transmission column 611 pass through the transmission guide groove 115, so that when the first transmission column 511 and the second transmission column 611 are linked with the transmission block 4, both slide up and down along the transmission guide groove 115.
The transmission block 4 rotates along with the driving block 3, and drives the sealing compression assembly 5 and the puncture needle assembly 6 to slide up and down through the transmission of the transmission block 4. The outer side of the side bracket 11 is provided with a pivot 112, the transmission block 4 is hinged to the pivot 112, and in addition, the outer side of the side bracket 11 is provided with a plurality of transmission guide rails 113 corresponding to the rotation track of the outer edge of the transmission block.
As shown with reference to fig. 4, 9 and 21, the driving block 4 is connected with a locking structure which maintains a position when the drawer 21 is completely pushed in and pulled out. The locking structure comprises a locking piece 42 and a locking tension spring 43, the locking piece 42 is hinged to the outer side of the transmission block 4, a first hook 114 is arranged on the side support 11, a second hook 422 and a rotating sliding groove 421 are arranged on the locking piece 42, a cylindrical shaft 322 is arranged on the driving portion 32, the cylindrical shaft 322 is located on the outer side of the waist-shaped portion 321, a waist-shaped limit flange is connected to the outer side of the cylindrical shaft 322, and the limit flange is located on the outer side of the rotating sliding groove 421. One end of the locking tension spring 43 is connected with the first hook 114, the other end is connected with the second hook 422, and the rotating chute 421 of the locking piece is slidingly connected to the cylindrical shaft 322 of the driving part.
When the driving block 3 pushes the transmission block 4 to transfer backwards, the cylindrical shaft 322 of the driving waist-shaped part on the driving block 3 is in sliding connection with the rotary chute 421 on the locking piece 42 to push the locking piece 42 and the locking tension spring 43 on the locking piece to rotate backwards, and when the transmission block 4 forms a self-locking state, the locking tension spring 43 generates a backward and upward pulling force to prevent the driving block 3 from freely sliding forwards; when the driving block 3 pushes the transmission block 4 to move forward, the cylindrical shaft 322 of the driving waist-shaped part on the driving block 3 is in sliding connection with the rotary chute 421 on the locking piece 42, so as to push the locking piece 42 and the locking tension spring 43 on the locking piece to rotate forward, and when the transmission block 4 forms a self-locking state, the locking tension spring 43 generates forward and upward pulling force at the moment, so that the driving block 3 is prevented from sliding backwards freely.
After coffee brewing is completed, the seal compression assembly 5 seals the capsule lid and the upper spike 63 of the spike assembly 6 is positioned within the capsule 28, at which time pulling out the drawer, the capsule moves forward with the drawer, as the upper spike is still positioned within the capsule at this time, causing damage to the machine. Therefore, in order to avoid damaging the machine when the drawer is pulled out, a blocking structure must be provided. The bracket assembly 1 further comprises a front bracket 14 fixedly connected with the front parts of the side brackets at two sides, the front bracket 14 is connected with a blocking block 16 in an up-down sliding manner, and the blocking block 16 is provided with a blocking groove 161. The spike assembly 6 is provided with a lifting part 612, when the spike assembly 6 moves downwards, the lifting part 612 acts on the bottom of the blocking groove, and the lower piezoresistive block 16 falls down and abuts against the drawer 21 to block the capsule bin 22. The lifting portion 612 acts on the top wall of the blocking slot and pushes the blocking tab 16 up as the lancet assembly 6 moves upward, eventually unblocking the capsule compartment 22. The blocking piece 16 is provided with a forwardly projecting guide projection 162, and the corresponding front bracket 14 is provided with a guide chute.
Referring to fig. 22, the lancet assembly 6 includes a lancet push plate 61, a lancet seat 62 fixed to the lancet push plate, and an upper lancet 63 fixed to the lancet seat, wherein the lancet seat 62 is connected with a lancet cover 64, the lancet cover 64 is provided with a water inlet pipe 66 communicating with an inner hole of the upper lancet, and a first sealing ring 65 is provided between the lancet cover 64 and the upper lancet 63. The left side and the right side of the puncture needle push plate 61 are also provided with puncture needle guide convex blocks 613, and the side bracket 11 is provided with guide grooves 119 which are matched with the puncture needle guide convex blocks 613 to guide the puncture needle push plate 61 to slide up and down.
Referring to fig. 23, the packing assembly 5 includes a sealing plate 51 and a capsule packing 52 fixed to the bottom of the sealing plate, and the capsule packing 52 is packed with a capsule cap when the packing assembly 5 is pressed down. The top of closing plate is equipped with and encircles the through-hole setting and form sealed second sealing washer 53 with last pjncture needle 63 cooperation, the closing plate top is connected with the sealing washer clamp plate 54 that compresses tightly the second sealing washer.
Referring to fig. 17 to 19, two drawer sliding blocks 23 are connected to the outside of the capsule bin opening at 180-degree intervals, a spring pressing plate 25 is fixed below the drawer, a driving spring groove is formed between the spring pressing plate 25 and the left and right sides of the drawer, a driving spring 24 is mounted in the driving spring groove, the front end of the driving spring 24 is abutted with the drawer sliding blocks 23, and the rear end of the driving spring 24 is abutted with the rear wall of the driving spring groove. The bottom of the capsule bin is provided with a water outlet cover 26 and a lower pricker 27. The drawer slide 23 includes a fixing portion 231 and a slider portion 232, the fixing portion 231 and the capsule mouth portion can be fixed by screws, and the slider portion 232 slides in the spring driving groove and acts with the driving spring 24. In the non-inserted state of the drawer 21, the capsule compartment 22 is always located at the rear of the chute, driven by the drive spring 24.
After the drawer 21 is fully pulled out, if someone inadvertently extends his or her finger into the coffee machine and pushes the drive block 3, it is also possible to cause the seal pressing assembly 5 and the spike assembly 6 to act in conjunction, especially the upper spike 63 on the spike assembly 6 may prick the person. Referring to fig. 11 to 16, in order to avoid this, the present invention is provided with a safety lever 13. The track 111 includes the inside lower supporting part 1111 that inwards protrudes that sets up of side stand and extends in order to support the drawer back and forth, the side stand 11 is equipped with safety lever 13 in the below of lower supporting part 1111, the front end of safety lever 13 is articulated with side stand 11, the front portion of safety lever 13 is equipped with bellied passive part 132 that makes progress, the rear portion of safety lever 13 is equipped with bellied blocking part 133 that makes progress, the below of safety lever 13 is equipped with relief spring 134, lower supporting part 1111 is equipped with the hole site corresponding passive part 132 and blocking part 133, and preceding safety hole 1115 and back safety hole 1116 promptly, passive part 132 and blocking part 133 can wear out from corresponding hole site. After the drawer 21 is pulled out, the safety lever 13 is rotated upward by the safety spring 134, the blocking portion 133 protrudes upward from the rear safety hole 1116 and forms a block for the driving block 3, and when the drawer 21 is pushed in, the passive portion 132 is depressed, the safety lever 13 is rotated downward, and the blocking portion 133 releases the block for the driving block 3. The side bracket 11 is provided with a pin shaft 116, and the head of the safety rod is provided with a pin hole 131 which is matched with the pin shaft 116, so that the safety rod 13 can rotate.
Referring to fig. 11, the positioning block 12 is provided with a positioning groove 121 matched with the outer circle of the capsule bin 22, the positioning groove 121 is arc-shaped, the left side and the right side of the positioning block 12 are provided with spring positioning columns 122, and the safety spring 134 is mounted on the spring positioning columns 122.
Example two
A capsule coffee machine comprises a brewing device of a coffee capsule.
It will be appreciated by those skilled in the art that the foregoing description of the "front", "rear" and "left" and "right" orientations are described with reference to the use state, i.e. the "front" facing the operator and the "rear" facing away from the operator, but do not limit the scope of the invention.
While the invention has been described in terms of specific embodiments, it will be appreciated by those skilled in the art that the invention is not limited to the specific embodiments described above. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.
Claims (9)
1. A brewing device for coffee capsules, characterized by comprising:
and (3) a bracket assembly: the device comprises side brackets arranged on the left side and the right side, wherein the inner sides of the side brackets are provided with rails horizontally extending along the front-back direction, and positioning blocks are fixed between the side brackets on the two sides;
a drawer assembly: the device comprises a drawer and a capsule bin, wherein the drawer can slide back and forth along a track, the drawer is provided with a chute which is in sliding connection with the capsule bin and a capsule bin driving spring which always pushes the capsule bin to lean against the rear part of the chute, and a positioning block limits the capsule bin to continue to backwards after the capsule bin backwards reaches a brewing position;
lancet assembly: comprises an upper pricker for pricking the capsule cover and injecting water into the capsule;
sealing and compacting assembly: the capsule cover is used for sealing and pressing, and is provided with a through hole for passing the upper puncture needle;
a driving block: the drawer is driven to slide back and forth along the track;
and a transmission block: the device comprises a first transmission part and a second transmission part which are connected and transmitted with a driving block, wherein the first transmission part drives a sealing compression assembly to slide up and down, the second transmission part drives a puncture needle assembly to slide up and down, the sealing compression assembly firstly compresses a capsule cover downwards when the driving block is pushed backwards, then the puncture needle assembly punctures the capsule cover downwards, the puncture needle assembly firstly releases the capsule cover upwards when the driving block is pulled forwards, and then the sealing compression assembly is upwards far away from the capsule cover;
the sealing and compacting assembly comprises a sealing plate and a capsule sealing gasket fixed at the bottom of the sealing plate, wherein a sealing ring surrounding the through hole is arranged at the top of the sealing plate, the puncture needle assembly comprises a puncture needle push plate, a puncture needle seat fixed on the puncture needle push plate and an upper puncture needle fixed on the puncture needle seat, the puncture needle seat is connected with a puncture needle cover, and the puncture needle cover is provided with a water inlet pipe communicated with an inner hole of the upper puncture needle.
2. Brewing device of a coffee capsule according to claim 1, characterized in that: the driving block comprises driving arms on the left side and the right side, guide grooves are formed in the positions, corresponding to the rail, of the side supports, a draw hook is hinged to the front end of each driving arm, clamping grooves which are clamped with the draw hook are formed in the outer side walls of the drawers, and limiting pieces which are abutted against the inner side walls of the guide grooves to enable the draw hook to be clamped in the clamping grooves all the time are arranged on the draw hook.
3. Brewing device of a coffee capsule according to claim 2, characterized in that: the lateral wall of drawer is equipped with the effect lug at draw-in groove rear side, and the side support is equipped with the break away from the groove that the width is greater than the spacing piece in the place ahead of guide way, and when the drag hook moved to break away from the groove forward, under the drive of effect lug, the drag hook outwards opened from breaking away from the groove, and the drag hook is equipped with the effect inclined plane, and this effect inclined plane guarantees that the drag hook smoothly outwards opens from breaking away from the groove when the drawer pulls out, and effect lug drive effect inclined plane is so that the drag hook inwards contracts from breaking away from the groove when the drawer is pushed in backward.
4. Brewing device of a coffee capsule according to claim 1, characterized in that: the driving arm is provided with a driving part, the driving block is provided with a driving groove, the driving part penetrates out of the guiding groove and is connected with the driving groove,
the transmission groove comprises a rectangular groove and a kidney-shaped groove extending downwards and outwards from two corners of the bottom of the rectangular groove, and the driving part is provided with a kidney-shaped part.
5. Brewing device of a coffee capsule according to claim 4, characterized in that: the transmission block is connected with a locking structure which keeps the position when the drawer is pushed in and pulled out, the locking structure comprises a locking piece and a locking tension spring, the locking piece is hinged to the transmission block, a first hook is arranged on the side support, a second hook is arranged on the locking piece, one end of the locking tension spring is connected with the first hook, and the other end of the locking tension spring is connected with the second hook.
6. Brewing device of a coffee capsule according to claim 1, characterized in that: the first transmission part is an arc-shaped groove, the second transmission part is a kidney-shaped groove, the sealing and compacting assembly is provided with a first transmission column connected with the arc-shaped groove, and the puncture needle assembly is provided with a second transmission column connected with the kidney-shaped groove.
7. Brewing device of a coffee capsule according to claim 1, characterized in that: the support assembly further comprises a front support fixedly connected with the front parts of the side supports on two sides, a blocking block capable of sliding up and down is movably mounted on the front support, a blocking groove is formed in the blocking block, the puncture needle assembly is provided with a lifting portion, when the puncture needle assembly moves downwards, the lifting portion acts on the bottom of the blocking groove and pushes the blocking block to fall down to be attached to the surface of the capsule bin, and when the puncture needle assembly moves upwards, the lifting portion acts on the top wall of the blocking groove and pushes the blocking block to lift, and finally blocking of the capsule bin is relieved.
8. Brewing device of a coffee capsule according to claim 1, characterized in that: the safety rod is connected to the rotation of the side support inboard bottom of both sides, is equipped with safety spring between safety rod and the locating piece, the safety rod is equipped with passive portion and blocking portion, and when the drawer was pushed in, the drawer oppressed the passive portion of safety rod, and safety rod rotates downwards, and blocking portion on the safety rod releases the blocking to the drive piece so that the drive piece can slide backward smoothly, and when the drawer was pulled out, release the oppression to the passive portion of safety rod, the safety rod upwards rotated under safety spring's effect, and blocking portion stops the drive piece to slide backward.
9. A capsule coffee machine, characterized in that: brewing device comprising a coffee capsule according to any one of claims 1 to 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397629.7A CN110200503B (en) | 2019-05-14 | 2019-05-14 | Brewing device of coffee capsule and coffee machine |
| CN201910783106.6A CN110477749A (en) | 2019-05-14 | 2019-05-14 | A kind of drive mechanism and coffee machine of coffee capsule brewing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910397629.7A CN110200503B (en) | 2019-05-14 | 2019-05-14 | Brewing device of coffee capsule and coffee machine |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910783106.6A Division CN110477749A (en) | 2019-05-14 | 2019-05-14 | A kind of drive mechanism and coffee machine of coffee capsule brewing device |
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| CN110200503A CN110200503A (en) | 2019-09-06 |
| CN110200503B true CN110200503B (en) | 2024-02-06 |
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| CN201910397629.7A Active CN110200503B (en) | 2019-05-14 | 2019-05-14 | Brewing device of coffee capsule and coffee machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111887721B (en) * | 2020-06-15 | 2022-04-12 | 宁波亚特电器有限公司 | Multifunctional coffee machine |
| CN112704394A (en) * | 2021-02-02 | 2021-04-27 | 广州康宏科技股份有限公司 | Coffee brewing device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110477749A (en) | 2019-11-22 |
| CN110200503A (en) | 2019-09-06 |
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