CN209750775U - Coffee machine with milk foam generator - Google Patents
Coffee machine with milk foam generator Download PDFInfo
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- CN209750775U CN209750775U CN201920239420.3U CN201920239420U CN209750775U CN 209750775 U CN209750775 U CN 209750775U CN 201920239420 U CN201920239420 U CN 201920239420U CN 209750775 U CN209750775 U CN 209750775U
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Abstract
The utility model discloses a take coffee machine of milk bubble generator, including host computer, milk box, milk bubble generator sets up in milk box top, and milk bubble generator and host computer can remove the combination, the mechanism is made including water tank, water pump, coffee boiler, steam heater, coffee to the host computer, steam heater carries steam, its characterized in that to milk bubble generator through steam channel: the milk foam generator comprises a steam pipe joint, the steam pipe joint is provided with a pressure column, the tail end of the steam channel is provided with a spring cavity, the telescopic end of the spring is connected with the valve shaft, and when the milk foam generator is connected with the coffee maker, the pressure column enables the spring to compress, so that the steam channel is opened; when the milk foam generator is separated from the main machine of the coffee machine, the spring forces the valve shaft to close the steam channel. With the structure, the steam can be prevented from being sprayed out of the channel, and accidental scalding accidents are avoided.
Description
Technical Field
The utility model relates to a coffee machine technical field, more specifically say, relate to a take coffee machine of milk bubble generator.
Background
The fancy coffee is usually a beverage prepared by mixing milk foam and coffee, is popular with people due to fine and smooth taste and rich milk flavor, and can be prepared by matching the milk foamer on the coffee machine. The working principle of the milk frother is that the steam pressure injection enables the milk sucking channel to generate negative pressure, so that air and milk in the milk box are driven to suck, the milk, the steam and the air are fully mixed, and the milk is vigorously emulsified to generate foam. The structure of the existing fancy coffee machine can be seen in the structure of the coffee machine disclosed in the Chinese invention application (application number is 200580012657.9), a milk foam device (comprising a milk box for containing milk and a foam device positioned above the milk box) can be separated from the main body of the coffee machine, a steam inlet of the foam device can be connected with or separated from a steam channel on the main body of the coffee machine, a micro switch is arranged on the main body of the coffee machine, when the milk box leaves the coffee machine, the steam heater stops working, and the steam function is prevented. The Chinese invention application with the application number of 201710835759.5 discloses a full-automatic coffee machine capable of making milk foam, the waterway structure of the coffee machine comprises a coffee branch for providing hot water for making coffee and a steam branch for providing steam for making milk foam, an electromagnetic valve is arranged on the steam branch, when the electromagnetic valve is closed, the steam function is stopped, the steam pipe can not spray steam, the abnormal injection of the steam is prevented, and the safety use of the coffee machine is guaranteed. However, the safety closing structure of the milk foam steam channel of the coffee machine is realized by electric control, and the control cost is high. Moreover, with the coffee maker configuration disclosed in 200580012657.9, when the milk cartridge leaves the main body of the coffee maker, the nozzle of the steam passage in the main body is open to the air, which is likely to cause contamination of the pipes.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take coffee machine of milk bubble generator, when milk bubble generator and coffee machine's host computer separation, the steam channel to milk bubble generator output steam on the host computer self-closing under the spring action avoids the unexpected blowout of high temperature steam to overcome the weak point among the prior art.
In order to achieve the above purpose, the utility model provides a technical scheme is: the utility model provides a take coffee machine of milk bubble generator, includes host computer, milk box, milk bubble generator, and milk bubble generator sets up in milk box top, and milk bubble generator and host computer can remove the combination, the host computer is including water tank, water pump, coffee boiler, steam heater, coffee brewing machine structure, steam heater carries steam, its characterized in that to milk bubble generator through steam channel: the milk foam generator comprises a steam pipe joint, the steam pipe joint is provided with a pressure column, the tail end of the steam channel is provided with a spring cavity, a spring is arranged in the spring cavity, the telescopic end of the spring is connected with the valve shaft, and when the milk foam generator is connected with the coffee maker main machine, the pressure column enables the spring to be compressed, so that the steam channel is opened; when the milk foam generator is separated from the main machine of the coffee machine, the spring forces the valve shaft to close the steam channel.
The milk foam generator further comprises a milk foam sprayer, an air inlet pipe and a milk inlet pipe and a mixed outlet pipe, the milk foam sprayer is connected with the steam pipe joint, the air inlet pipe and the milk inlet pipe and the mixed outlet pipe respectively, a mixed foaming cavity is arranged on the milk foam sprayer, air, milk and steam enter the mixed foaming cavity from different channels, milk foam is generated in the mixed foaming cavity, and the milk foam flows out from the mixed outlet pipe.
And an air inlet adjusting component is arranged in an air inlet channel of the air inlet pipe.
The main machine shell is provided with a pipe groove, the inner end of the pipe groove is provided with a component forming the spring cavity, the base part of the valve shaft is provided with a shaft sleeve, a valve port is arranged on the steam channel, and the working end surface of the shaft sleeve is used for closing the valve port.
The component comprises a first component and a second component, the first component is provided with an extension pipe which is used for being connected with the steam pipe joint in a sealing mode, the extension pipe extends out of the pipe groove, the valve port is located at the joint of the base of the extension pipe and the spring cavity, a sealing annular cutting edge is arranged on the valve port, and the working end face of the shaft sleeve is opposite to the sealing annular cutting edge.
The shaft sleeve is a silica gel piece, the shaft sleeve wraps the base of the valve shaft and a spring hole is formed in the spring end, and the spring penetrates through the spring hole and directly abuts against the base of the valve shaft.
The base of the compression column is provided with ribs which are connected with the pipe wall part of the steam pipe joint, and steam can pass through a channel between the adjacent ribs.
The utility model has the advantages that: the utility model arranges the spring cavity at the end of the steam channel of the main machine of the coffee machine, the flexible end of the spring is connected with the valve shaft, the steam pipe joint of the milk foam generator is provided with the compression column, when the milk foam generator is connected with the main machine of the coffee machine, the compression column compresses the spring and opens the steam channel; when the milk foam generator is separated from the main machine of the coffee maker, the spring urges the valve shaft to close the steam channel, so that steam is prevented from being sprayed out of the channel, and accidental scalding accidents are avoided.
The spring cavity is located at the tail part of the steam channel and is formed by connecting a first member and a second member, the outlet end of the first member is in a tubular shape and extends out of a pipe groove of the host shell and is used for being in sealing connection with a steam pipe joint of a sleeve structure, and the inner diameter of the pipe groove is slightly larger than the outer diameter of the steam pipe joint, so that the steam pipe joint can extend into the pipe groove, and the extension length of the first member from the edge of the host shell can be optimized.
The valve shaft has shaft sleeve in the base, valve port in the base of the extending pipe of the first member, and sealing ring cutting edge in the direction of the spring cavity in the base of the extending pipe to constitute the servo opening and closing mechanism with the shaft sleeve for controlling steam flow.
Drawings
Fig. 1 is a schematic structural view of the coffee maker of the present invention.
Fig. 2 is a schematic structural diagram of the main body of the coffee maker of the present invention, in which the milk box and the milk foam generator are removed.
Fig. 3 is a partial cross-sectional view of fig. 2.
Fig. 4 is an enlarged view of a portion a of fig. 3.
Fig. 5 is a sectional view of the milk box and the milk foam generator of the present invention.
Fig. 6 is a perspective view of the milk foam generator of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "front and back", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected. Can also be detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
Referring to fig. 1-6, the utility model discloses a coffee machine with milk bubble generator, including host computer 1, milk box 2, milk bubble generator 3, milk bubble generator is in milk box top, and it can form a whole with milk box lid 21, and milk box, together with milk bubble generator and host computer can remove the combination. The main machine comprises a water tank 5, a water pump, a coffee boiler, a steam heater and a coffee brewing mechanism 4, wherein the water pump works to meet the water requirement of the coffee boiler or the steam heater, the coffee boiler is used for supplying hot water for the coffee brewing mechanism, and the steam heater is used for supplying steam for the milk bubble generator. The steam heater is connected with a steam channel, and the steam channel is a channel connecting the steam heater to the milk foam generator.
The milk foam generator comprises a milk inlet pipe 31, a steam pipe joint 6, an air inlet pipe 32, a milk foam nozzle 30 and a mixed outlet pipe 33, the milk foam nozzle is respectively connected with the air inlet pipe, the milk inlet pipe, the mixed outlet pipe and the steam pipe joint, a mixed foaming cavity 35 is arranged on the milk foam nozzle, air, milk and steam enter the mixed foaming cavity from different channels, milk foam liquid is generated in the mixed foaming cavity, and milk foam flows out from the mixed outlet pipe. The mixing outlet tube 33 is rotatably connected to the milk foam nozzle 30, so that the direction of the milk foam discharged from the mixing outlet tube can be adjusted by the tube adjustment handle 36. On the other hand, the air inlet channel of the air inlet pipe is provided with an air inlet quantity adjusting mechanism 37, and the fineness of the milk foam can be adjusted by adjusting the air inlet quantity.
As shown in fig. 3-4, a circular or conical duct 11 is provided on the side wall of the main body housing of the coffee maker facing the milk box, one end of the duct is open to the side wall of the main body housing, and the other end extends inward to form a duct inner cavity 12 having a certain length. The inner end of the pipe groove is provided with a member forming a spring cavity 70, the member comprises a first member 71 and a second member 72, the first member 71 and the second member are connected through a communicating pin hole 73 through a fastener, the spring cavity 70 is a cylindrical inner cavity formed in the spring cavity member, the inner diameter of the spring cavity is larger than that of the access passage, a spring 7 is placed in the spring cavity, the base of the spring is pressed against the bottom wall of the spring cavity, and the telescopic end of the spring is connected with the valve shaft 8. An extension tube 711 of the first member extends from the tube groove 11 of the main body case for sealing connection with the steam pipe joint 6 of the double pipe structure, and one end of the valve shaft 8 enters the extension tube 711 from the spring chamber. The base of valve shaft sets up axle sleeve 9, and the axle sleeve forms whole or be independent component with the base of valve shaft, and when it was independent component, the axle sleeve was the silica gel spare, and the axle sleeve parcel base of valve shaft just sets up the spring hole at the spring end, and the spring passes the base that the spring hole directly supported the pressure valve shaft. The valve port is formed at the base of the extension tube of the first component, the base of the extension tube protrudes towards the spring cavity to form a sealing annular cutting edge 715, the working end surface of the shaft sleeve is opposite to the sealing annular cutting edge, and the shaft sleeve and the sealing annular cutting edge form a servo opening and closing mechanism for controlling steam flow. The end of the second member is provided with a joint structure of a steam pipe to facilitate connection with the steam pipe (not shown), and a steam heater is connected with the steam pipe.
As shown in Figs. 4-5, a compression leg 61 is provided at the steam pipe joint 6 of the milk foam generator, and ribs 62 are provided at the base of the compression leg to connect the pipe wall portions of the steam pipe joint, and steam can pass through the passages 63 between the ribs. When the milk foam generator is connected with the main machine of the coffee maker, the pressing column pushes the valve shaft to the direction of the spring, so that the shaft sleeve leaves the valve port, the valve port is opened, the steam channel between the steam heater and the milk foam generator is opened, and the steam function can be started. When the milk foam generator is separated from the main machine of the coffee maker, the spring urges the valve shaft to close the steam passage, so that steam is prevented from being sprayed out of the passage.
The inner diameter of the channel is slightly larger than the outer diameter of the steam pipe joint, so that the steam pipe joint can extend into the channel, and the extension length of the first component from the edge of the host shell can be optimized. The first member is provided with a seal groove on the outer wall of the extension tube 711, and a seal 712 is fitted in the seal groove to sealingly connect the first member to the steam pipe joint.
The steam heater can generate steam for making milk foam when working, and in the water path structure of the coffee machine, the coffee boiler and the steam heater can be in a series structure or in a parallel connection structure. When the coffee boiler and the steam heater are connected in series, a valve switch is arranged on a passage between the coffee boiler and the steam heater, when the coffee machine is in a brewing mode, the valve switch is closed, when steam needs to be generated, the valve switch is opened, water in the water tank firstly enters the coffee boiler through the water pump for heating, hot water enters the steam heater through the valve switch, and the steam heater is heated to generate steam. If the coffee boiler is associated with the steam heater, the two branches independently control the working state, and when steam is needed, the water pump pumps water into the steam heater. The design of series or parallel water paths is a common technical means for those skilled in the art. As another supplement, the coffee boiler and the steam heater can be integrated into a heater, and hot water suitable for coffee brewing and steam suitable for milk foam or pipeline cleaning can be output through controlling the water inlet amount, the water inlet pressure and the heating time.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents, and all changes that can be made without inventive step are intended to be embraced therein.
Claims (7)
1. The utility model provides a take coffee machine of milk bubble generator, includes host computer, milk box, milk bubble generator, and milk bubble generator sets up in milk box top, and milk bubble generator and host computer can remove the combination, the host computer is including water tank, water pump, coffee boiler, steam heater, coffee brewing machine structure, steam heater carries steam, its characterized in that to milk bubble generator through steam channel: the milk foam generator comprises a steam pipe joint, the steam pipe joint is provided with a pressure column, the tail end of the steam channel is provided with a spring cavity, the telescopic end of the spring is connected with the valve shaft, and when the milk foam generator is connected with the coffee maker, the pressure column enables the spring to compress, so that the steam channel is opened; when the milk foam generator is separated from the main machine of the coffee machine, the spring forces the valve shaft to close the steam channel.
2. Coffee machine with a milk foam generator according to claim 1, characterized in that: the milk foam generator further comprises a milk foam sprayer, an air inlet pipe and a milk inlet pipe and a mixed outlet pipe, the milk foam sprayer is connected with the steam pipe joint, the air inlet pipe and the milk inlet pipe and the mixed outlet pipe respectively, a mixed foaming cavity is arranged on the milk foam sprayer, air, milk and steam enter the mixed foaming cavity from different channels, milk foam is generated in the mixed foaming cavity, and the milk foam flows out from the mixed outlet pipe.
3. Coffee machine with a milk foam generator according to claim 2, characterized in that: and an air inlet adjusting component is arranged in an air inlet channel of the air inlet pipe.
4. Coffee machine with a milk foam generator according to claim 1, 2 or 3, characterized in that: the shell of the host is provided with a pipe groove, the inner end of the pipe groove is provided with a component forming the spring cavity, the base of the valve shaft is provided with a shaft sleeve, a valve port is arranged on the steam channel, and the working end face of the shaft sleeve is used for closing the valve port.
5. Coffee machine with milk foam generator according to claim 4, characterized in that: the component comprises a first component and a second component, the first component is provided with an extension pipe which is used for being connected with the steam pipe joint in a sealing mode, the extension pipe extends out of the pipe groove, the valve port is located at the joint of the base of the extension pipe and the spring cavity, a sealing annular cutting edge is arranged on the valve port, and the working end face of the shaft sleeve is opposite to the sealing annular cutting edge.
6. Coffee machine with a milk foam generator according to claim 5, characterized in that: the shaft sleeve is a silica gel piece, the shaft sleeve wraps the base of the valve shaft and a spring hole is formed in the spring end, and the spring penetrates through the spring hole and directly abuts against the base of the valve shaft.
7. Coffee machine with milk foam generator according to claim 6, characterized in that: the base of the compression column is provided with ribs which are connected with the pipe wall part of the steam pipe joint, and steam can pass through a channel between the adjacent ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239420.3U CN209750775U (en) | 2019-02-25 | 2019-02-25 | Coffee machine with milk foam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239420.3U CN209750775U (en) | 2019-02-25 | 2019-02-25 | Coffee machine with milk foam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209750775U true CN209750775U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920239420.3U Active CN209750775U (en) | 2019-02-25 | 2019-02-25 | Coffee machine with milk foam generator |
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| CN (1) | CN209750775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113729486A (en) * | 2021-09-30 | 2021-12-03 | 广东美的厨房电器制造有限公司 | Steam cooking apparatus |
-
2019
- 2019-02-25 CN CN201920239420.3U patent/CN209750775U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113729486A (en) * | 2021-09-30 | 2021-12-03 | 广东美的厨房电器制造有限公司 | Steam cooking apparatus |
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