WO2020011139A1

WO2020011139A1 - Drip coffee machine

Info

Publication number: WO2020011139A1
Application number: PCT/CN2019/095159
Authority: WO
Inventors: 姜迅; 周忠厚; 刘鹏; 左自雄; 石功磊
Original assignee: 歌尔股份有限公司
Priority date: 2018-07-09
Filing date: 2019-07-09
Publication date: 2020-01-16
Also published as: CN108577548A

Abstract

Disclosed in the present invention is a drip coffee machine, comprising: a water tank, a water outlet pipe, a transmission mechanism, and a water outlet nozzle fixed on the transmission mechanism, one end of the water outlet pipe being connected to a water outlet of the water tank, and the other end thereof being in communication with the water outlet nozzle. The transmission mechanism is configured to drive the water outlet nozzle to move and discharge water. The drip coffee machine is provided with the moving water outlet nozzle, so that coffee powder and hot water can be mixed sufficiently, and the brewing effect is better.

Description

Drip coffee machine

Technical field

The invention relates to the technical field of coffee machines, and more particularly, to a drip coffee machine.

Background technique

In the existing drip coffee maker, hot water is added to the funnel containing coffee powder through a water outlet, so that the brewed coffee flows downward from the middle of the funnel into a coffee pot located below the funnel.

However, the nozzle of the existing drip coffee machine is fixed, and hot water can only flow into the funnel from one direction, so that the hot water and coffee powder cannot be fully mixed, which affects the taste.

Therefore, it is necessary to provide a new drip coffee machine.

Summary of the invention

It is an object of the present invention to provide a drip coffee machine.

According to a first aspect of the present invention, a drip coffee machine is provided, comprising: a water tank, a water outlet pipe, a transmission mechanism, and a water outlet nozzle fixed on the transmission mechanism, one end of the water outlet pipe is connected to the water outlet of the water tank The other end is in communication with the water outlet, and the transmission mechanism is configured to: drive the water outlet to move water.

Further, the transmission mechanism includes at least: a vertical movement mechanism and a rotation mechanism provided on the vertical movement mechanism, and the water outlet nozzle is fixed on a side of the rotation mechanism away from the vertical movement mechanism;

The vertical movement mechanism includes: a first cantilever, and a first driving device for driving the first cantilever to move in a vertical direction;

The rotation mechanism includes a second cantilever rotatably connected to the first cantilever and a second driving device for driving the second cantilever to rotate relative to the first cantilever;

The end surface of the second cantilever is in contact with the end surface of the first cantilever, and the contact surfaces of the two are inclined surfaces that match each other.

Further, the water outlet pipe is passed through the first cantilever and the second cantilever and communicates with the water outlet.

Further, the first driving device and the second driving device are both timing belt components.

Further, the vertical movement mechanism further includes: a connecting block and a vertically arranged slide rail, the first cantilever is fixed on the connecting block, and the connecting block is fixed on a timing belt of the timing belt assembly. The first driving device is connected to the connection block, and the connection block is also slidably connected to the slide rail;

Wherein, the connection block is configured: the timing belt movement of the timing belt assembly drives the connection block to slide on the slide rail, so that the first cantilever moves in the vertical direction.

Further, the rotation mechanism further includes: a fixed block fixed in the second cantilever, the fixed block is connected with a synchronous wheel of the synchronous belt assembly through a connecting shaft;

Wherein, the second cantilever is configured such that rotation of the synchronous wheel of the timing belt assembly drives the second cantilever to rotate relative to the first cantilever.

Further, there are a plurality of rotation mechanisms, and the plurality of rotation mechanisms are rotationally connected in sequence, and the contact surfaces between the cantilever arms of the plurality of rotation mechanisms are mutually matched inclined surfaces, and the water outlet is fixed farthest from the vertical axis. One side of the rotating mechanism of the straight motion mechanism.

Further, the inclination angles and / or inclination directions of the plurality of inclined surfaces between the plurality of rotation mechanisms are different.

Further, the water nozzle is disposed on the universal ball, and the water nozzle is configured to face downward under the gravity of the universal ball itself.

Further, a visual recognition device is provided on the universal ball, and the visual recognition device is used to detect the position of the coffee pot.

According to an embodiment of the present disclosure, by providing a moving water nozzle, the coffee powder can be sufficiently mixed with hot water, so that the brewing effect is better.

Other features and advantages of the present invention will become clear from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic structural diagram of a coffee pot according to an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a drip coffee machine according to an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention.

FIG. 4 is a use state diagram of a transmission mechanism according to an embodiment of the present invention.

Reference sign description:

1- water tank; 2- water outlet pipe; 3- water nozzle; 4- transmission mechanism; 5- visual recognition device; 6- coffee pot; 7- first synchronous motor; 8- slide rail; 9- first synchronous wheel; 10 -First timing belt; 11- second motor; 12- second timing wheel; 13- second timing belt; 14- fixed block; 15- funnel; 16- filter paper; 17- first cantilever; 18- connection block; 19- second cantilever; 20- universal ball; 21- containment device; 41- vertical movement mechanism; 42- rotation mechanism; 421- first rotation mechanism; 422- second rotation mechanism.

detailed description

Various exemplary embodiments of the present invention will now be described in detail with reference to the drawings. It should be noted that, unless specifically stated otherwise, the relative arrangement of components and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is actually merely illustrative and in no way serves as any limitation on the invention and its application or use.

Techniques, methods, and equipment known to those of ordinary skill in the relevant field may not be discussed in detail, but where appropriate, the techniques, methods, and equipment should be considered as part of the description.

In all examples shown and discussed herein, any specific value should be construed as exemplary only and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values.

It should be noted that similar reference numerals and letters indicate similar items in the following drawings, so once an item is defined in one drawing, it need not be discussed further in subsequent drawings.

When using a drip coffee machine to brew coffee, the coffee pot 6 can be placed below the water outlet 3 of the drip coffee machine, wherein a funnel 15 and a filter paper 16 are placed at the water inlet of the coffee pot 6, The coffee machine's water nozzle 3 flows out and mixes with the coffee powder in the funnel 15 to form a liquid coffee. The fixed water nozzle can only discharge water in a fixed direction, so that the coffee powder located on the inner wall of the funnel 15 cannot be sufficiently hot water. Exposure affected the taste of the coffee.

An embodiment of the present invention provides a drip coffee machine. FIG. 1 is a schematic structural diagram of a coffee pot according to an embodiment of the present invention. FIG. 2 is a schematic structural diagram of a drip coffee machine according to an embodiment of the present invention. As shown in FIG. 1, the coffee pot 6 can be placed on, for example, the receiving device 21 of the drip coffee machine, and a funnel 15 and a filter paper 16 are placed on the coffee pot 6. As shown in FIG. 2, the drip coffee machine includes a transmission mechanism 4, a water tank 1, an outlet pipe 2, and a water outlet nozzle 3 fixed on the transmission mechanism 4. One end of the water outlet pipe 2 is connected to the water outlet of the water tank 1, and the other end is connected to The water nozzle 3 is connected, wherein the transmission mechanism 4 is used to drive the water nozzle 3 to move.

Specifically, the water outlet pipe 2 is used to deliver hot water in the water tank 1 to the water outlet nozzle 3, and the water outlet nozzle 3 is used to inject hot water into the coffee pot 6 below. The water nozzle 3 is fixed on the transmission mechanism 4. When water injection is needed, the transmission mechanism 4 can be started, so that the transmission mechanism 4 drives the spout 3 to move upward, and then rotates within a preset range. The moving spout 3 can inject hot water into the funnel 15 from various directions, and can imitate people The hot water is injected uniformly from the inside to the outside of the funnel 15 from the inside to the outside or from the inside to the inside, so that the hot water and coffee powder are fully mixed to achieve a better brewing result and improve the user experience. After the water injection is completed, the transmission mechanism 4 can be caused to drive the water spout 3 to move downward.

The drip coffee machine may further include a storage device 21, and the storage device 21 may be used to store the water tank 1, the outlet pipe 2, and the transmission mechanism 4 of the drip coffee machine. When the drip coffee machine operates, the transmission mechanism 4 drives the spout 3 to move upward and protrude from the storage device 21. After the work is completed, the transmission mechanism 4 drives the spout 3 to move downward and return to the containing device 21. The top plate of the receiving device 21 can also be used for placing a coffee pot.

The drip coffee machine provided in this embodiment can fully mix the coffee powder on the wall surface of the funnel 15 with hot water by setting the moving water spout 3, so that the brewing effect is better.

As shown in FIG. 2, the transmission mechanism 4 includes at least: a vertical movement mechanism 41 and a rotation mechanism 42 provided on the vertical movement mechanism 41. The water nozzle 3 is fixed on a side of the rotation mechanism 42 away from the vertical movement mechanism 41; The vertical movement mechanism 41 includes a first cantilever arm 17 and a first driving device for driving the first cantilever arm 17 to move in a vertical direction.

Specifically, the first driving device may be, for example, a timing belt assembly. As shown in FIG. 2, the vertical movement mechanism 41 may further include: a connecting block 18 and a vertically arranged slide rail 8. The first cantilever 17 is fixed on the connecting block 18, and the connecting block 18 may be fixed on the timing belt of the timing belt assembly. And the connecting block 18 is also slidably connected with the slide rail 8. During operation, the timing belt movement of the first driving device drives the connection block 18 to slide on the slide rail 8, so that the first cantilever 17 moves along with it in the vertical direction.

For example, the first driving device may include: a first synchronous motor 7, a first synchronous belt 10, and a first synchronous wheel 9. The first synchronous belt 10 may be, for example, an endless belt with equidistant teeth on the inner peripheral surface. A synchronous wheel 9 may be a pulley with corresponding teeth. During operation, the belt teeth on the inner peripheral surface of the first synchronous belt 10 mesh with the cogging of the first synchronous wheel 9 to transmit power. The first synchronous wheel 9 may be two, for example, one of the synchronous wheels is a driving wheel, the driving wheel is connected to the output of the first synchronous motor 7, and the other synchronous wheel is a driven wheel. A timing wheel 9 is connected, and a connecting block 18 is fixed on the first timing belt 10.

During operation, the first synchronous motor 7 drives the driving wheel of the first synchronous wheel 9 to rotate, and the driving wheel transmits power to the first synchronous belt 10, and the driven wheel is driven to rotate by the first synchronous belt 10. Among them, the first timing belt 10 transmits power to the connecting block 18 connected to the first synchronous belt 10, so that the connecting block 18 slides on the slide rail 8, thereby driving the first cantilever 17 provided on the connecting block 18 up and down along the slide rail 8. motion.

FIG. 3 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention. As shown in FIG. 3, the rotation mechanism 42 includes: a second cantilever 19 rotatably connected to the first cantilever 17 and a second driving device for driving the second cantilever 19 to rotate relative to the first cantilever 17; The end surface of the cantilever 19 is in contact with the end surface of the first cantilever 17, and the contact surfaces of the two are inclined surfaces that match each other.

The rotating mechanism 42 further includes a fixing block 14 fixed in the second cantilever 19. The second driving device may also be, for example, a timing belt assembly, and the fixed block 14 is connected to the timing wheel of the timing belt assembly through a connecting shaft; wherein the second cantilever 19 is configured such that the timing wheel of the timing belt assembly rotates to drive the second cantilever 19 opposite The first cantilever arm 17 rotates.

Specifically, the second driving device may include a second motor 11, a second timing belt 13, and a second timing wheel 12. The second motor 11 is fixed on the first cantilever 17. The second timing belt 13 may be, for example, an inner peripheral surface. An endless belt with equi-spaced teeth. The second timing wheel 12 may be a pulley with corresponding teeth. During operation, the teeth on the inner peripheral surface of the second timing belt 13 mesh with the tooth grooves of the second timing wheel 12 to transmit motion. And motivation. The second synchronous wheel 12 may be two, one of which is a driving wheel and the other is a driven wheel. The output of the second motor 11 is connected to the driving wheel, and the driving wheel is connected to the driven wheel through a second timing belt 13 The driven wheel can be connected to the fixed block 14 via a connecting shaft, for example.

During operation, the second motor 11 transmits power to the driving wheel, and the driving wheel transmits power to the second timing belt 13 so that the second timing belt 13 drives the driven wheel to rotate, and the driven wheel drives the fixed block 14 to move through the connecting shaft. Then, the second cantilever 19 is driven to rotate by the fixing block 14.

Among them, as shown in FIGS. 2 and 3, the first cantilever 17 and the second cantilever 19 can be, for example, cylinders.

The drip coffee machine provided in this embodiment sets the contact surface between the cantilever of the vertical movement mechanism 41 and the cantilever of the rotation mechanism 42 as an inclined surface, so that the rotation mechanism can drive the spout when the rotation mechanism is rotated relative to the vertical movement mechanism. 3 Turn the water out in all directions in the space, making the water outlet position adjustable, making the brewing effect better, the overall structure is simple and the space is small.

Further, the water outlet pipe 2 passes through the first cantilever 17 and the second cantilever 19 and communicates with the water outlet 3.

Specifically, the water outlet pipe 2 may be a hose, and the water outlet pipe 2 may pass through the first cantilever 17 and the second cantilever 19, so that the water outlet pipe 2 can be correspondingly moved with the movement of the vertical movement mechanism 41 and the rotation mechanism 42 action.

The drip coffee machine provided in this embodiment can effectively store the water outlet pipe 2 by arranging the water outlet pipe 2 in the cantilever of the vertical movement mechanism 41 and the rotation mechanism 42, and reduce the space occupied by the water outlet pipe 2 while protecting Water outlet pipe 2.

In addition, since the displacement of each rotation mechanism 42 in various directions in the space has certain limitations, those skilled in the art can also set multiple rotation mechanisms as required, multiple rotation mechanisms can be rotated and connected in sequence, and cantilevers of multiple rotation mechanisms The contact surfaces between the two are inclined surfaces that match each other. The water nozzle 3 can be fixed on the side of the rotating mechanism farthest from the vertical movement mechanism 41.

For example, as shown in FIG. 2 and FIG. 3, there are one vertical movement mechanism 41 and two rotation mechanisms 42. The rotation mechanism 42 includes a first rotation mechanism 421 and a second rotation mechanism 422. The internal structure of the rotation mechanism 422 and the first rotation mechanism 421 is the same, and details are not described herein again. The contact surface between the cantilever of the vertical movement mechanism 41 and the first rotation mechanism 421 is a matching inclined surface, and the contact surface between the cantilever of the first rotation mechanism 421 and the second rotation mechanism 422 is also matched. On the inclined surface, the water spout 3 can be fixed on, for example, a side of the second rotating mechanism 422 away from the vertical movement mechanism 41.

Further, FIG. 4 is a use state diagram of the transmission mechanism according to the embodiment of the present invention. As shown in FIG. 4, the transmission mechanism 4 includes: a vertical movement mechanism 41, a first rotation mechanism 421, and a second rotation mechanism 422. At this time, the first vertical movement mechanism 41 can move up and down along the slide rail 8, the first rotation mechanism 421 can rotate relative to the first vertical movement mechanism 41, and the second rotation mechanism 422 can rotate relative to the first rotation mechanism 421. The contact surfaces between the cantilevers are inclined surfaces, so that the first rotation mechanism 421 and the second rotation mechanism 422 generate a certain displacement in the horizontal direction, and accordingly change the position of the water outlet 3 in the horizontal direction.

Optionally, the inclination angles and / or inclination directions of the plurality of inclined surfaces between the plurality of rotation mechanisms are different.

The above only discloses the case when there are two rotation mechanisms, and those skilled in the art can determine the number of rotation mechanisms according to actual needs, which is not limited in the present invention. These all belong to the protection scope of the present invention.

The drip coffee machine provided by this embodiment further increases the displacement of the spout 3 in the horizontal direction by providing a plurality of rotating mechanisms, thereby increasing the applicability of the drip coffee machine.

As shown in FIG. 2, the drip coffee machine may further include: a universal ball 20, a ball socket connection between the universal ball 20 and the outlet pipe 2, and a water outlet 3 is provided on the universal ball 20, and the universal ball 20 may It is directed downward by the action of its own gravity, so that the water nozzle 3 provided on the universal ball 20 is also directed downward.

In the drip coffee machine provided in this embodiment, by setting a universal ball 20 in the spout 3, the spout 3 can be drawn straight down, avoiding spraying hot water in other directions, and ensuring the safety of operation.

Optionally, as shown in FIG. 2, the drip coffee machine may further include a visual recognition device 5 and a controller, and the visual recognition device 5 is disposed on the universal ball 20. The visual recognition device 5 further includes, for example, a waterproof layer.

Specifically, the visual recognition device 5 may be, for example, an optical fiber sensor or a camera. The visual recognition device 5 may be used to detect the position of the coffee pot 6 and send the detected position information to the controller. The controller may control the transmission according to the position information. The action of the mechanism 4 causes the transmission mechanism 4 to drive the spout 3 to accurately move above the coffee pot 6 and evenly injects water into the coffee pot 6 so that the coffee powder can be fully mixed with hot water.

The drip coffee machine provided by this embodiment realizes the automatic positioning function of the coffee machine 6 and the uniform water injection function by setting the visual recognition device 5 and the controller, without manual operation, which is safer, more efficient, and improves the user experience. .

Although some specific embodiments of the present invention have been described in detail through examples, those skilled in the art should understand that the above examples are only for the purpose of illustration, and are not intended to limit the scope of the present invention. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the present invention. The scope of the invention is defined by the appended claims.

Claims

A drip coffee machine, comprising: a water tank (1), a water outlet pipe (2), a transmission mechanism (4), and a water outlet nozzle (3) fixed on the transmission mechanism (4). One end of the water outlet pipe (2) is in communication with the water outlet of the water tank (1), and the other end is in communication with the water outlet (3). The transmission mechanism (4) is configured to drive the water outlet (3) to move water.
The drip coffee machine according to claim 1, wherein the transmission mechanism (4) comprises at least: a vertical movement mechanism (41) and a rotation mechanism (41) provided on the vertical movement mechanism (41) 42), the water outlet nozzle (3) is fixed on a side of the rotating mechanism (42) away from the vertical movement mechanism (41);

The vertical movement mechanism includes: a first cantilever (17), and a first driving device for driving the first cantilever to move in a vertical direction;

The rotation mechanism (42) includes a second cantilever (19) rotatably connected to the first cantilever (17) and a second cantilever (19) for driving the second cantilever (19) to rotate relative to the first cantilever. Second driving device;

The end surface of the second cantilever (19) is in contact with the end surface of the first cantilever (17), and the contact surfaces of the two are inclined surfaces that match each other.
The drip coffee maker according to claim 2, characterized in that the water outlet pipe (2) passes through the first cantilever (17) and the second cantilever (19) and is connected with the water outlet (3) Connected.
The drip coffee machine according to claim 2, wherein the first driving device and the second driving device are both timing belt components.
The drip coffee machine according to claim 4, wherein the vertical movement mechanism (41) further comprises: a connecting block (18) and a vertically arranged slide rail (8), and the first cantilever ( 17) fixed on the connection block (18), the connection block (18) is fixed on the timing belt of the timing belt assembly, the first driving device is connected to the connection block (18), and The connecting block (18) is also slidably connected to the slide rail (8);

Wherein, the connection block (18) is configured: the timing belt movement of the timing belt assembly drives the connection block (18) to slide on the slide rail (8), so that the first cantilever (17) follows Move vertically.
The drip coffee machine according to claim 4, wherein the rotating mechanism (42) further comprises: a fixing block (14) fixed in the second cantilever (19), and the fixing block (14) ) Connected to the synchronous wheel of the synchronous belt component through a connecting shaft;

Wherein, the second cantilever (19) is configured such that: the rotation of the synchronous wheel of the timing belt assembly drives the second cantilever (19) to rotate relative to the first cantilever (17).
The drip coffee maker according to claim 6, characterized in that there are a plurality of rotation mechanisms (42), the plurality of rotation mechanisms (42) are connected in turn in turn, and the cantilever of two adjacent rotation mechanisms (42) The contact surfaces between them are inclined surfaces matched with each other, and the water outlet nozzle (3) is fixed on the side farthest from the rotation mechanism (42) of the vertical movement mechanism (41).
The drip coffee machine according to claim 7, wherein the tilt angles and / or tilt directions of the plurality of inclined surfaces between the plurality of rotating mechanisms (42) are different.
The drip coffee maker according to any one of claims 1-8, wherein the spout (3) is provided on a ball (20), and the spout is configured on the ball itself Downwards under the gravity.
The drip coffee machine according to claim 9, wherein a visual recognition device (5) is provided on the universal ball, and the visual recognition device (5) is used to detect the position of the coffee pot.