CN217510299U

CN217510299U - Mixing device

Info

Publication number: CN217510299U
Application number: CN202221125095.6U
Authority: CN
Inventors: 徐强; 姜伟峰; 高云华
Original assignee: Suzhou Calomey Coffee Machine Technology Co ltd
Current assignee: Suzhou Calomey Coffee Machine Technology Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-09-30
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a mixing arrangement, include: the tank body is provided with a containing cavity for containing liquid; the tank body is supported on the bracket; the Venturi structure is arranged on the bracket and comprises a mixing cavity, and the mixing cavity is communicated with the accommodating cavity through a liquid conveying channel; the bracket is provided with a first limiting part and a second limiting part which are vertically spaced, the upper part and the lower part of the tank body are respectively matched with the first limiting part and the second limiting part, and the first limiting part and the second limiting part limit the tank body to be separated from the bracket along a first direction; the second limiting part allows the tank body to be separated from the bracket under the action of external force. The support of the tank body on the bracket is limited through the upper and lower limiting parts, the connection between the upper and lower limiting parts is more reliable, the tank body can be released from the bracket through the position change of the second limiting part relative to the tank body under the action of external force, the disassembly and the cleaning are very convenient, and the user experience is good.

Description

Mixing device

Technical Field

The utility model relates to a beverage preparation technical field especially relates to a mixing arrangement for beverage preparation machine.

Background

Modern coffee makers are often provided with a container for preparing frothed or hot milk. The container is usually provided with a frothing device adapted to be connected to a steam delivery nozzle provided on the beverage maker. Hot pressurized steam is conveyed through the frothing device in order to suck milk from the container, heat the milk and optionally froth the milk with air, for example for the production of cappuccino.

The prior full-automatic coffee machine on the market at present basically comprises a foaming device for making milk and coffee, the foaming device is generally of a Venturi structure, and the Venturi structure is used for mixing sucked milk and steam, so that hot milk or milk foam is obtained.

The container for containing milk needs to be cleaned regularly, but the structure of the foaming device is complex, the container for containing liquid is difficult to clean thoroughly, so that the hidden health trouble is brought, the container is set to be detachable, and the installation and the detachment are convenient and the support is reliable and cannot be realized simultaneously.

Therefore, further improvements to the prior art are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a use reliable and easily dismantled mixing arrangement.

In order to realize the above object of the present invention, the present invention provides a mixing device, including:

the tank body is provided with an accommodating cavity for accommodating liquid;

the tank body is supported on the bracket;

the Venturi structure is arranged on the bracket and comprises a mixing cavity, and the mixing cavity is communicated with the accommodating cavity through a liquid conveying channel;

the bracket is provided with a first limiting part and a second limiting part which are vertically spaced, the upper part and the lower part of the tank body are respectively matched with the first limiting part and the second limiting part, and the first limiting part and the second limiting part limit the tank body to be separated from the bracket along a first direction; the second limiting part changes the position relative to the tank body under the action of external force to allow the tank body to be separated from the bracket.

As a further improvement of an embodiment of the present invention, one side of the bracket forms an accommodating cavity, a part of the tank body is located in the accommodating cavity, the accommodating cavity is defined by a top wall, a bottom wall and two side walls connecting the top wall and the bottom wall, the first limiting portion is formed by extending the top wall downwards, and the second limiting portion is formed by extending the bottom wall towards one side of the tank body.

As an embodiment of the utility model provides a further improvement, first spacing portion include certainly the spacing muscle of the middle part downwardly convex stretching of roof, be equipped with the protruding edge of upwards extending on the lateral wall of the jar body, protruding edge card is in one side of spacing muscle.

As an embodiment of the utility model provides a further improvement, the spacing portion of second include certainly the backup pad that the middle part of diapire extends to jar body one side, be equipped with the draw-in groove in the backup pad, the bottom of the jar body is equipped with the fixture block, the fixture block inserts in the draw-in groove.

As an embodiment of the utility model provides a further improvement, the spacing portion of second include certainly the backup pad that the middle part of diapire extends to jar body one side, the end of backup pad sets up the screens piece that upwards extends, the bottom of the lateral wall of the jar body is equipped with the recess, the screens piece is absorbed in the recess.

As an embodiment of the utility model is further improved, protruding first boss and the second boss that has the interval to set up of stretching in the bottom of the jar body, the backup pad card is between first boss and second boss.

As a further improvement of an embodiment of the present invention, the fitting positions of the first and second limiting portions and the tank body are arranged at intervals along the first direction.

As a further improvement of an embodiment of the present invention, the accommodating chamber has an upper opening, the mixing device further includes a movable cover disposed on the cover above the opening, one side of the bracket forms an accommodating chamber, a part of the tank body is located in the accommodating chamber, the accommodating chamber is enclosed by a top wall, a bottom wall and two side walls connecting the top wall and the bottom wall, the width of the top wall is smaller than the width of the side walls, a step flush with the edge of the opening is formed on the side walls, and a part of the cover is disposed on the step.

As a further improvement of an embodiment of the present invention, the venturi structure set up in the bracket dorsad one side of the jar body has the orientation the liquid inlet of jar body one side, the liquid inlet with liquid transfer passage intercommunication, the outside of the jar body is equipped with the open passageway that top-down extended, be equipped with the sealing strip that top-down extended on the bracket, liquid transfer passage by the sealed open passageway of sealing strip forms.

As a further improvement of an embodiment of the present invention, the first spacing portion and the second spacing portion are respectively symmetrical with respect to the center line of the liquid conveying channel, the center line of the liquid conveying channel is offset to one side with respect to the center line of the tank body, and the width of the sealing strip along the direction perpendicular to the extending direction thereof is smaller than the width of the first spacing portion and the width of the second spacing portion.

Compared with the prior art, the beneficial effects of the utility model reside in that: the support of the tank body on the bracket is limited through the upper and lower limiting parts, the connection between the upper and lower limiting parts is more reliable, the tank body can be released from the bracket through the position change of the second limiting part relative to the tank body under the action of external force, the disassembly and the cleaning are very convenient, and the user experience is good.

Drawings

Fig. 1 is a schematic perspective view of a mixing device according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of the mixing device of FIG. 1;

FIG. 3 is a top view of the mixing device of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the mixing device of FIG. 3 taken along line A-A;

FIG. 5 is a schematic cross-sectional view of the mixing device of FIG. 3 taken along line B-B;

FIG. 6 is a schematic perspective view of a bracket of the mixing device of FIG. 1;

FIG. 7 is a schematic perspective view of a tank of the mixing device of FIG. 1;

fig. 8 is a schematic perspective view of a mixing device according to another embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view of the mixing device of FIG. 8;

FIG. 10 is a schematic perspective view of the tank of the mixing device of FIG. 8;

fig. 11 is a perspective view of a bracket of the mixing device of fig. 8.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.

It will be understood that terms used herein such as "upper," "above," "lower," "below," and the like, refer to relative positions in space and are used for convenience in description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

The mixing device of the embodiment of the present invention will be described by taking the mixing device 100 for coffee machine as an example. Referring to fig. 1 to 2, in the present embodiment, a mixing device 100 includes a tank 20 and a bracket 30 supporting the tank 20, the tank 20 has a receiving chamber 22 for containing liquid, and milk or other liquid to be mixed can be stored in the receiving chamber 22 for mixing. The bracket 30 may assist in supporting the cartridge 20 to facilitate the removable mounting of the mixing apparatus 100 on the beverage preparation machine.

The mixing device 100 further comprises a venturi structure 40 disposed on the bracket 30, the venturi structure 40 includes a mixing chamber 41, the mixing chamber 41 is communicated with the vapor passage 42, the liquid conveying passage 43 and the outlet passage 44, wherein the mixing chamber 41 is communicated with the accommodating chamber 22 through the liquid conveying passage 43, and the liquid in the accommodating chamber 22 can enter the mixing chamber 41 through the liquid conveying passage 43. The mixing chamber 41 is connected to a steam outlet conduit inside the beverage preparation machine via a steam channel 42, and an air channel may be provided which communicates with the mixing chamber 41, and hot milk or milk foam is discharged from an outlet channel 44 after the liquid and the steam or air are mixed in the mixing chamber 41.

Referring to fig. 3 to 6, a first limiting portion and a second limiting portion are provided on the bracket 30 at an interval from top to bottom, the upper portion and the lower portion of the can body 20 are respectively engaged with the first limiting portion and the second limiting portion, and the first limiting portion and the second limiting portion limit the can body 20 to be separated from the bracket 30 along a first direction; the second limit part changes the position relative to the can body under the action of external force to allow the can body 20 to be separated from the bracket 30, that is, when the second limit part is kept in a natural state matched with the can body 20, the second limit part limits the can body 20; the second spacing portion receives the exogenic action and has taken place the displacement, and the lower part of jar body 20 can be spacing in the separation from the cooperation with the second earlier to for upper portion and the first spacing portion separation from the cooperation provide the space of stepping down and then realize the separation from the cooperation of upper portion and first spacing portion, finally realize the separation of jar body 20 and bracket 30. Support through two spacing portions about to jar body 20 on bracket 30 carries on spacingly, and connection between them is more reliable to can 20 release from bracket 30 with jar body 20 relatively jar body 20 position change under the exogenic action through the spacing portion of second, it is very convenient to dismantle the washing, and user experience is good.

Specifically, one side of the bracket 30 forms an accommodating cavity 31, a part of the can body 20 is located in the accommodating cavity 31, the accommodating cavity 31 is surrounded by a top wall 311, a bottom wall 312 and two side walls 313 connecting the top wall 311 and the bottom wall 312, a first limiting part extends downwards from the top wall 311, and a second limiting part extends from the bottom wall 312 towards one side of the can body 20, so that when the can body 20 is mounted on the bracket 30, only the upper part of the can body 20 needs to be clamped on one side of the first limiting part, and the bottom of the can body 20 is matched with the second limiting part, so that the mounting is convenient and rapid.

In the present embodiment, it is preferable that the tank 20 is mounted to the bracket 30 along the left-right direction, where the direction from one side wall to the other side wall of the bracket 30 is the front-back direction, and the direction perpendicular to the front-back direction and the vertical direction is the left-right direction, or the width direction, i.e., the first direction. That is, the can 20 is inserted into the receiving cavity 31 in the width direction thereof or separated from the receiving cavity 31 and the bracket 30. The first limiting part comprises a limiting rib 315 protruding downwards from the middle part of the top wall 311, a convex edge 23 extending upwards is arranged on the side wall of the tank body 20 close to the bracket 30, and the convex edge 23 is clamped on one side of the limiting rib 315, so that the limitation of the first limiting part on the upper part of the tank body is realized. The second limiting part comprises a supporting plate 34 extending from the middle part of the bottom wall 312 to one side of the tank body 20, a clamping groove 341 is formed in the supporting plate 34, a clamping block 25 is arranged at the bottom of the tank body 20, and the clamping block 25 is inserted into the clamping groove 341, so that the second limiting part is limited on the lower part of the tank body. The supporting plate 34 forms a cantilever relative to the bracket 30, the free end of the cantilever is deformed under the action of external force, and the position of the cantilever is changed relative to the tank body 20, so that the clamping block 25 is easily separated from the clamping groove 341 and is not limited to the tank body 20, and the supporting plate 34 can be automatically reset after the external force is released.

Through upper and lower dual spacing, bracket 30 realizes the spacing to the left and right directions of the jar body 20, and two lateral walls of bracket 30 realize the spacing to the jar body 20 along the fore-and-aft direction, can more reliably support jar body 20 on bracket 30, only need operate the spacing portion of second can realize separation between them moreover, the installation and the dismantlement between the jar body 20 and the bracket 30 are very convenient. The edge of the supporting plate 34 exceeds the outer contour of the can body 20, the supporting plate 34 can be conveniently operated to separate the clamping block 25 from the clamping groove 341 through the elastic deformation of the supporting plate 34, so that the can body 20 and the bracket 30 are separated, the force application direction of the deformation of the supporting plate 34 forms an angle with the left and right directions, preferably, the downward direction applies pressure to the edge of the supporting plate, and after the clamping block 25 is separated from the clamping groove 341, the convex edge 23 can also be separated from the limiting rib 315, so that misoperation cannot occur.

Of course, the second position-limiting portion may be other structures, such as a position-limiting element pressed by an elastic element, and the position of the second position-limiting portion changes to be disengaged from the lower portion of the tank 20 based on an external force and overcoming the elastic force of the elastic element. The embodiment of the utility model provides an in, the position change of the spacing portion of second can be based on the position change under the exogenic action that self material characteristic goes on and the reset after removing the exogenic action, also can be based on the position change under the exogenic action that structural characteristic goes on and the reset after removing the exogenic action.

Referring to fig. 7, the protruding edge 23 engaged with the first limiting portion is located on the sidewall of the can body 20 close to the bracket 30, i.e. the right sidewall, while the fixture block 25 engaged with the second limiting portion is located at the bottom of the can body 20, and the fixture block 25 is preferably disposed at a position close to the left sidewall of the can body 20, so that the engaging positions of the first limiting portion and the second limiting portion with the can body 20 are spaced along the width direction of the can body to further enhance the stability of the can body 20 supported on the bracket 30.

In addition, the bottom of the can 20 is protruded with a first boss 241 and a second boss 242 which are arranged at intervals, the supporting plate 34 is clamped between the first boss 241 and the second boss 242, so that the supporting of the can 20 on the bracket 30 is further limited, and a part of the can 20 can be supported on the supporting plate 34, so that the supporting of the can 20 on the bracket 30 is more stable. The first boss 241 and the second boss 242 are square rings which are closed around two sides of the bottom of the tank body, two side faces of the first boss 241 and the second boss 242 are flush with the outer contour of the tank body, step faces 243 are formed on the side faces of the tank body 20 corresponding to the two bosses, and two side walls 313 of the bracket 30 are just abutted to the step faces 243, so that the outer contour of the bracket 30 is flush with the outer contour of the tank body 20, the appearance is attractive, and the positioning of the bracket 30 and the outer contour of the tank body 20 is more accurate.

With continued reference to fig. 2, an opening 21 is formed above the receiving chamber 22, and milk or other liquid can be fed into the receiving chamber through the opening 21. The mixing device 100 further comprises a lid 50 which is arranged above the opening 21, the lid 50 being pivotally connected to the container 20 to operatively open or close at least a portion of the opening 21, such that the lid 50 can be opened at any time during the beverage preparation process to allow the liquid to be added, and such that the entire mixing device 100 can be removed from the beverage preparation machine and stored in a refrigerator even if there is any remaining liquid, thereby prolonging the storage time of the liquid and avoiding waste.

Wherein the lid 50 is supported at the edge of the opening 21 and rotates relative to the can 20 about a pivot axis provided in a vertical direction. That is, the cover 50 is rotated in a horizontal direction, which facilitates the addition of liquid. Of course, the cover can also be arranged to be turned upwards around a horizontally arranged pivot axis, or to be moved to open the opening, or the closing of the opening can also be achieved by the edge of the cover being plugged into the opening.

In this embodiment, the cover 50 is engaged with the top wall 311 of the bracket 30 to close the opening 21 together, and the top wall 311 of the bracket 30 can provide a limit to the rotation of the cover 50, so that the opening and closing of the opening 21 by the cover 50 is more reliable. In addition, the width of the top wall 311 is smaller than that of the side wall 313, a step 314 flush with the edge of the opening 21 is formed on the side wall 313, and a part of the cover 50 is covered on the step 314. This makes it possible to increase the opening portion of the opening 21, i.e., the area of the opening 21 that is blocked by the top wall 311 is smaller, thereby facilitating the addition of liquid more.

Referring to fig. 5 to 7, the venturi structure 40 is disposed on a side of the bracket 30 opposite to the tank 20, and has a liquid inlet 45 facing a side of the tank 20, the liquid inlet 45 is communicated with a liquid delivery channel 43, an open channel 28 extending from top to bottom is disposed on an outer side of the tank 20, a sealing strip 35 extending from top to bottom is disposed on the bracket 30, and the liquid delivery channel 43 is formed by sealing the open channel 28 with the sealing strip 35. The bottom end of the open channel 28 is provided with a through hole 224 communicating with the accommodating chamber 22, and the liquid in the accommodating chamber 22 can enter the liquid conveying channel from the through hole 224. Wherein the sealing strip 35 extends to cover the periphery of the liquid inlet 45, which forms the liquid conveying channel 43 and seals the liquid inlet 45 at the same time, so that the liquid is conveyed more reliably.

In this embodiment, the first and second limiting portions are symmetrical with respect to the center line of the liquid conveying passage, and the center line of the liquid conveying passage is shifted to one side with respect to the center line of the tank, so that the combination of the bracket 30 and the venturi structure 40 can be more compact, and the width of the sealing strip 35 along the direction perpendicular to the extending direction thereof is smaller than the width of the first limiting portion and the width of the second limiting portion, so that the reliability of the sealing strip 35 for sealing the open passage 28 can be further ensured by the first and second limiting portions arranged at intervals up and down, and the leakage of the liquid conveying passage 43 can be prevented.

The venturi structure 40 includes a complete venturi channel, the axis direction of the steam channel 42 is arranged along the front-rear direction, the steam channel 42 is connected with a steam joint 61, and the steam joint 61 can extend into the main body of the mixing device and is communicated with the steam output pipeline. The outlet passage 44 is connected to a discharge pipe 71, and the discharge pipe 71 is rotatable about the axial direction of the outlet passage 44 to adjust the position of the output. The steam output pipeline outputs steam, and due to the venturi effect, negative pressure is formed at the outlet end of the flow channel when the steam flows into the mixing cavity 41, so that liquid is sucked into the mixing cavity 41 through the liquid input channel 43, the liquid and the steam entering through the steam pipeline are mixed in the mixing cavity 41 according to a certain proportion to form hot milk, and the hot milk flows out from the outlet of the discharge pipe 71, or is mixed with air to form milk foam, and the milk foam flows out from the outlet of the discharge pipe 71.

Of course, the liquid delivery passage may be in other forms, such as a milk tube extending into the tank 20, which may be removably connected to the liquid inlet 45 to facilitate disassembly for cleaning.

Referring to fig. 8 to 11, in another preferred embodiment of the present invention, the same reference numerals are used for the same components as those in the previous embodiment, and the structure and function are similar, which are not described again. The first limiting portion also includes a limiting rib 315 protruding downward from the middle portion of the top wall 311, a convex edge 23 extending upward is disposed on the sidewall of the tank 20a close to the bracket 30a, and the convex edge 23 is clamped on one side of the limiting rib 315. The second limiting part comprises a supporting plate 34a extending from the middle of the bottom wall 312 to one side of the tank body 20a, the tail end of the supporting plate 34a is provided with a clamping block 342 extending upwards, the bottom of the side wall of the tank body 20a is provided with a groove 26, the clamping block 342 is sunk into the groove 26, the bracket 30a is limited in the left-right direction of the tank body 20a through upper and lower double limiting, the two side walls of the bracket 30a limit the tank body 20a in the front-back direction, the tank body 20a can be supported on the bracket 30a more reliably, the separation of the tank body 20a and the bracket 30a can be realized only by operating the second limiting part, and the tank body 20a and the bracket 30a are very convenient to install and detach.

In addition, the protrusion 343 is provided on the locking piece 342 and protrudes outward along the width direction of the can body 20a, and the protrusion 343 can facilitate the operation of the supporting plate 34a to disengage the locking piece 342 from the groove 26 by its own elastic deformation, and in this embodiment, the locking piece 342 is disengaged from the groove 26 by pressing the protrusion 343 downward, so that the protruding edge 23 can be separated from the limiting rib 315, thereby separating the can body 20a from the bracket 30 a.

Similar to the above embodiment, the convex edge 23 engaged with the first stopper portion is located on the side wall of the can body 20 close to the bracket 30, i.e., the right side wall, and the concave groove 26 engaged with the second stopper portion is located on the left side wall of the can body 20, so that the engagement positions of the first stopper portion and the second stopper portion with the can body 20 are spaced apart in the width direction of the can body to further enhance the stability of the support of the can body 20 on the bracket 30.

In addition, the bottom of the can body 20a also protrudes with a first boss 241 and a second boss 242 which are arranged at intervals, the supporting plate 34 is clamped between the first boss 241 and the second boss 242, thereby further limiting the support of the can body 20a on the bracket 30a, and a part of the can body 20a can be supported on the supporting plate 34, so that the support of the can body 20a on the bracket 30a is more stable.

The mixing device 100 described above is not limited to use in coffee machines, but may also be used in other beverage brewing devices, such as tea machines or other devices for brewing beverages.

In the above-mentioned embodiment, support through upper and lower two spacing portions to jar body 20 on bracket 30 carries on spacingly, and connection between them is more reliable to can release jar body 20 from bracket 30 under the exogenic action through the spacing portion of second, it is very convenient to dismantle the washing, and user experience is good.

It should be understood that although the specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it will be appreciated by those skilled in the art that the specification as a whole may be appropriately combined to form other embodiments as will be apparent to those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. A mixing device, characterized in that it comprises:

the tank body is provided with a containing cavity for containing liquid;

the tank body is supported on the bracket;

2. The mixing device of claim 1, wherein one side of the bracket forms a receiving cavity, a portion of the tank is located in the receiving cavity, the receiving cavity is defined by a top wall, a bottom wall and two side walls connecting the top wall and the bottom wall, the first limiting portion extends downward from the top wall, and the second limiting portion extends from the bottom wall toward one side of the tank.

3. The mixing device of claim 2, wherein the first limiting portion comprises a limiting rib protruding downwards from the middle of the top wall, and a protruding edge extending upwards is arranged on the side wall of the tank body and clamped on one side of the limiting rib.

4. The mixing device according to claim 2, wherein the second limiting portion comprises a supporting plate extending from the middle of the bottom wall to one side of the tank body, a clamping groove is formed in the supporting plate, and a clamping block is arranged at the bottom of the tank body and inserted into the clamping groove.

5. The mixing device of claim 2, wherein the second limiting portion comprises a supporting plate extending from the middle of the bottom wall to one side of the tank body, an upward extending retaining block is arranged at the tail end of the supporting plate, a groove is formed in the bottom of the side wall of the tank body, and the retaining block is sunk into the groove.

6. The mixing device of claim 5, wherein the bottom of the tank body is protruded with a first boss and a second boss which are arranged at intervals, and the support plate is clamped between the first boss and the second boss.

7. A mixing apparatus according to any one of claims 3 to 5, wherein the engagement positions of the first and second retaining portions with the canister are spaced apart in the first direction.

8. The mixing device of claim 1, wherein the receiving chamber has an upper opening, the mixing device further comprises a cover movably covering the upper opening, one side of the bracket forms a receiving chamber, a portion of the tank is located in the receiving chamber, the receiving chamber is defined by a top wall, a bottom wall, and two side walls connecting the top wall and the bottom wall, the top wall has a width smaller than the width of the side walls, the side walls form a step flush with the edge of the opening, and a portion of the cover covers the step.

9. The mixing device of claim 1, wherein the venturi structure is disposed on a side of the bracket facing away from the tank, and has a liquid inlet facing a side of the tank, the liquid inlet is communicated with the liquid delivery channel, an open channel extending from top to bottom is disposed on an outer side of the tank, a sealing strip extending from top to bottom is disposed on the bracket, and the liquid delivery channel is formed by the sealing strip sealing the open channel.

10. The mixing device according to claim 9, wherein the first and second position-limiting portions are symmetrical with respect to a center line of the liquid feed channel, respectively, the center line of the liquid feed channel is offset to one side with respect to a center line of the tank, and a width of the sealing strip along a direction perpendicular to an extending direction thereof is smaller than a width of the first position-limiting portion and a width of the second position-limiting portion.