CN217696077U - Rotatory water outlet structure and coffee machine - Google Patents

Rotatory water outlet structure and coffee machine Download PDF

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Publication number
CN217696077U
CN217696077U CN202220077450.0U CN202220077450U CN217696077U CN 217696077 U CN217696077 U CN 217696077U CN 202220077450 U CN202220077450 U CN 202220077450U CN 217696077 U CN217696077 U CN 217696077U
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China
Prior art keywords
water
water outlet
hole
impeller
rotary
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CN202220077450.0U
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Chinese (zh)
Inventor
王纳新
马庆坚
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Ma Qingjian
Shanghai Youde Electrical Technology Co ltd
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Nordic Oumu Household Appliances Shanghai Co ltd
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Priority to CN202220077450.0U priority Critical patent/CN217696077U/en
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Publication of CN217696077U publication Critical patent/CN217696077U/en
Priority to PCT/CN2022/142566 priority patent/WO2023134441A1/en
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/10Coffee-making apparatus, in which the brewing vessel, i.e. water heating container, is placed above or in the upper part of the beverage containers i.e. brewing vessel; Drip coffee-makers with the water heating container in a higher position than the brewing vessel

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

The utility model discloses a rotatory water outlet structure and coffee machine, this rotatory water outlet structure includes casing and gondola water faucet, the outer wall of casing is equipped with mounting hole and water inlet installation department, run through in the mounting hole and be provided with the inlet tube that communicates with the inside of casing, the periphery of inlet tube is established to the water inlet installation department ring, still include impeller and the gear drive subassembly that sets up to the casing inside, the top in the casing is equipped with first fixed axle, the impeller rotationally overlaps the periphery of first fixed axle, the one end of gear drive subassembly sets up to the bottom of impeller, the other end installs the second fixed axle, the one end of second fixed axle that keeps away from the gear drive subassembly stretches out and installs the gondola water faucet from the bottom of casing; the impeller corresponds with the inlet tube, and the water that flows into the inside casing from the inlet tube can promote the impeller rotation to can drive gear drive assembly rotation through the impeller, and then can drive the rotation of second fixed axle, gondola water faucet. The utility model can simulate the manual coffee brewing process, and has good brewing effect.

Description

Rotatory water outlet structure and coffee machine
Technical Field
The utility model relates to a coffee machine field, specificly relate to a rotatory water structure and coffee machine.
Background
At present, most of existing coffee machines spray water into a funnel through a spray head, so that coffee powder in the funnel is wetted and soaked, the process of brewing coffee is completed, and the spray head cannot rotate, so that the process of manual brewing cannot be simulated, the brewing effect is poor, and the taste and the concentration of coffee are poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a rotatory water outlet structure and coffee machine can simulate the manual process of brewing coffee, and the brewing effect is good, can promote the taste and the concentration of coffee.
The utility model provides a technical scheme that its technical problem adopted is:
a first aspect of the present invention provides a rotary water outlet structure, including a housing and a shower head, wherein the outer wall of the housing is provided with a mounting hole and a water inlet mounting portion, the mounting hole is internally provided with a water inlet pipe communicated with the interior of the housing in a penetrating manner, the water inlet mounting portion is annularly provided to the periphery of the water inlet pipe, the rotary water outlet structure further includes an impeller and a gear transmission assembly, the impeller and the gear transmission assembly are provided to the interior of the housing, the top of the housing is provided with a first fixing shaft, the impeller is rotatably sleeved to the periphery of the first fixing shaft, one end of the gear transmission assembly is provided to the bottom of the impeller, the other end of the gear transmission assembly is provided with a second fixing shaft, and one end of the second fixing shaft, which is far away from the gear transmission assembly, extends from the bottom end of the housing and is mounted to the shower head; the impeller corresponds to the water inlet pipe, and water flowing into the shell from the water inlet pipe can push the impeller to rotate, so that the gear transmission assembly can be driven to rotate through the impeller, and the second fixed shaft and the shower head can be driven to rotate; the bottom end of the shell is provided with a drain hole which is respectively communicated with the interior of the shell and the shower head.
As a preferable technical scheme, the housing comprises an upper shell and a sealing cover mounted at the bottom end of the upper shell, the outer wall of the upper shell is provided with the mounting hole and the water inlet mounting part, the top in the upper shell is provided with the first fixing shaft, the bottom end of the sealing cover is provided with the drain hole, and the drain hole is communicated with the inside of the sealing cover; the inside of epitheca is equipped with the installation cavity, the impeller sets up to the inside of installation cavity.
As a preferable technical solution, the water inlet pipe includes a first portion and a second portion connected in sequence, the first portion is disposed to penetrate into the mounting hole, a through hole is formed in an outer wall of the mounting chamber, and the second portion is mounted in the through hole and communicates with an inside of the mounting chamber.
Preferably, the inner diameter of the second portion is half of the inner diameter of the first portion.
As a preferable technical scheme, the gear transmission assembly comprises a connecting gear and a driving gear, the driving gear is arranged in the sealing cover and is positioned below the mounting cavity, one end of the driving gear is provided with an accommodating cavity communicated with the inside of the mounting cavity, and the other end of the driving gear is provided with the second fixing shaft; the connecting gear is arranged on the periphery of the first fixed shaft in a ring mode, one end of the connecting gear is arranged at the bottom of the impeller, and the other end of the connecting gear extends into the accommodating cavity and is meshed with the tooth part on the inner wall of the accommodating cavity.
As the preferred technical scheme, the bottom of the accommodating cavity is provided with a water outlet hole, and the water outlet hole is communicated with the water outlet hole through the inside of the sealing cover.
As a preferred technical solution, the inner diameter of the water outlet hole is half of the inner diameter of the second part; the inner diameter of the water discharge hole is twice of the inner diameter of the water outlet hole.
As a preferred technical scheme, the number of the water outlet holes is at least three, the at least three water outlet holes are distributed in an annular interval manner around the center of the bottom of the accommodating cavity, and the number of the water outlet holes corresponds to the number of the water outlet holes.
As preferred technical scheme, the gondola water faucet includes water spray portion and forms the installation department to water spray portion top, the inside of installation department and the inside intercommunication of water spray portion, the installation department ring is established the periphery of sealed lid bottom, the inside of installation department with the wash port intercommunication.
As a preferable technical scheme, a channel extending along the length direction of the water spraying part is arranged in the middle position of the bottom in the water spraying part, one end, far away from the gear transmission assembly, of the second fixed shaft is installed at the bottom of the channel and close to the first end of the channel, and the first end of the channel is located below the sealing cover; the bottom of water spray portion is in corresponding the position of channel is equipped with at least three hole for water spraying that is interval distribution, at least three hole for water spraying respectively with the channel intercommunication, among the at least three hole for water spraying, two of them hole for water spraying respectively with the first end of channel, second end correspond.
As the preferred technical scheme, the bottom in the water spray part comprises two inclined planes positioned on two sides of the channel, and the distance from the inclined planes to the top end of the installation part is gradually increased along the direction from the first end to the second end of the channel.
Preferably, the distance from the bottom of the channel to the top end of the mounting portion gradually increases along the direction from the first end to the second end of the channel.
A second aspect of the utility model provides a coffee machine, including the base, set up water tank and the funnel that is used for storing water on base top, the top end connection of water tank has the connecting pipe, still include among the above-mentioned technical scheme rotatory water structure, keeping away from of connecting pipe the one end suit of water tank is arrived the periphery of the installation department of intaking of rotatory water structure, the inlet tube of rotatory water structure with the connecting pipe intercommunication, the support is installed on the top of water tank, install on the support the funnel, the funnel is located the below of rotatory water structure.
The utility model has the advantages that: the utility model discloses can realize the rotatory water spray of gondola water faucet, when the rotatory water spray of gondola water faucet, can realize the manual process of steeping coffee of simulation, it is effectual to dash to steep, can promote the taste and the concentration of coffee, and easy operation is convenient to the impeller promotes through water, need not electric drive, can the energy can be saved.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic structural view of a rotary water outlet structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of the rotary water discharge structure shown in FIG. 1;
FIG. 3 is a schematic structural view of an upper housing of the rotary water discharge structure shown in FIG. 1;
FIG. 4 is a schematic view of a first angle of the sealing cover of the rotary water discharge structure of FIG. 1;
FIG. 5 is a second angled configuration of the sealing cap of the rotary water discharge arrangement of FIG. 1;
FIG. 6 is a schematic structural view of a drive gear of the rotary water discharge structure shown in FIG. 1;
FIG. 7 is a schematic view of a first angle and a second fixed shaft of the sprinkler of the rotary water outlet structure shown in FIG. 1;
FIG. 8 is a second angled configuration of the showerhead of the rotary outlet configuration of FIG. 1;
FIG. 9 is a partially broken away schematic view of the showerhead of the rotary outlet configuration shown in FIG. 1;
FIG. 10 is a schematic view of the sprinkler of the rotary water discharge arrangement of FIG. 1 spraying water into a funnel of a coffee maker;
fig. 11 and 12 are schematic structural views of a coffee maker provided based on the rotary water outlet structure shown in fig. 1.
Detailed Description
The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations related in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a rotary water outlet structure 100 for a coffee maker. The rotary water discharging structure 100 includes a housing 10, a shower head 30, an impeller 50 provided to the inside of the housing 10, and a gear transmission assembly provided to the inside of the housing 10.
The outer wall of casing 10 is equipped with mounting hole and water inlet installation department 14, and the mounting hole is run through and is provided with inlet tube 12, and inlet tube 12 communicates with the inside of casing 10. The inlet conduit 12 is partly located outside the housing 10 and partly inside the housing 10. The water inlet installation part 14 is annularly provided to the outer circumference of a portion of the water inlet pipe 12 located outside the housing 10. The water inlet mounting portion 14 is used to mount a connection pipe of a water tank of the coffee maker, so that water in the water tank (the water is hot water) can flow into the water inlet pipe 12 through the connection pipe and then flow into the interior of the housing 10 through the water inlet pipe 12. The top inside the housing 10 is provided with a first fixed shaft 17, the impeller 50 is rotatably mounted to the outer circumference of the first fixed shaft 17, one end of the gear transmission assembly is provided to the bottom of the impeller 50, the other end is mounted with a second fixed shaft 72, and one end of the second fixed shaft 72, which is far away from the gear transmission assembly, protrudes from the bottom end of the housing 10 and is mounted to the shower head 30. The impeller 50 corresponds to the water inlet pipe 12, and the water flowing into the interior of the housing 10 from the water inlet pipe 12 can drive the impeller 50 to rotate, so that the gear transmission assembly can be driven to rotate by the impeller 50, and the second fixed shaft 72 and the shower head 30 can be driven to rotate. The bottom of the housing 10 is provided with a drain hole 18 (see fig. 4 and 5), the drain hole 18 is respectively communicated with the inside of the housing 10 and the shower head 30, water flowing into the inside of the housing 10 from the water inlet pipe 12 can flow into the shower head 30 through the drain hole 18 and can be sprayed out through the shower head 30, and the coffee powder in the funnel of the coffee machine can be brewed by the water sprayed out through the shower head 30. Through the structure, the utility model discloses can realize the rotatory water spray of gondola water faucet 30, when the rotatory water spray of gondola water faucet 30, can realize the manual process of steeping coffee of simulation, it is effectual to dash the bubble, can promote the taste and the concentration of coffee, and easy operation is convenient to impeller 50 promotes through water, need not electric drive, can the energy can be saved.
In this embodiment, the housing 10 includes an upper case 22 and a sealing cover 24 mounted to a bottom end of the upper case 22. Preferably, the sealing cover 24 is threadedly mounted to the bottom end of the upper case 22, and in particular, in conjunction with fig. 3 to 5, the inner wall of the bottom end of the upper case 22 is provided with an internal thread 222, the outer wall of the top end of the sealing cover 24 is provided with an external thread 242, and the internal thread 222 is threadedly engaged with the external thread 242, thereby achieving the mounting of the sealing cover 24 to the bottom end of the upper case 22. The upper shell 22 and the sealing cover 24 are installed in a threaded mode, and are convenient to disassemble and assemble.
As shown in fig. 3 to 5, the outer wall of the upper casing 22 is provided with the mounting hole and the water inlet mounting portion 14, the top of the upper casing 22 is provided with the first fixing shaft 17, and the bottom of the sealing cover 24 is provided with the water discharge hole 18. The interior of the upper casing 22 is provided with a mounting chamber 224, and the impeller 50 is disposed to the interior of the mounting chamber 224.
The impeller 50 is rotatably fitted over the outer periphery of the first fixed shaft 17 by a first bearing 172. Specifically, the first bearing 172 is fitted to the outer periphery of the first fixed shaft 17, and the impeller 50 is fitted to the outer periphery of the first bearing 172.
The inlet pipe 12 includes a first portion 122 and a second portion 126 connected in series, the first portion 122 is disposed through the mounting hole, and one portion of the first portion 122 is located outside the housing 10 and the other portion is located inside the housing 10. The water inlet installation portion 14 is annularly provided to the outer periphery of a portion of the first portion 122 located outside the housing 10. The outer wall of the mounting chamber 224 is provided with a through hole, and the second portion 126 is mounted in the through hole and communicates with the inside of the mounting chamber 224. Water may flow into the interior of the mounting chamber 224 through the first portion 122, the second portion 126, and so on.
Preferably, the inner diameter of the second portion 126 is half the inner diameter of the first portion 122, which increases the pressure of the water flowing into the interior of the mounting chamber 224 by three to four times, which may be implemented to propel the impeller 50 to rotate.
The gear assembly includes a connecting gear 76 and a drive gear 78. As shown in connection with fig. 4 and 6, a drive gear 78 is provided to the interior 241 of the seal cap 24 and below the mounting chamber 224, the drive gear 78 having a shape that matches the shape of the interior 241 of the seal cap 24. The driving gear 78 has a receiving chamber 784 communicating with the inside of the mounting chamber 224 at one end thereof and the second fixed shaft 72 mounted at the other end thereof. The bottom of the housing chamber 784 is provided with a water outlet 74, the water outlet 74 is communicated with the water outlet 18 through the inside 241 of the sealing cover 24, and water flowing into the mounting chamber 224 can flow into the water outlet 18 through the housing chamber 784, the water outlet 74 and the inside 241 of the sealing cover 24, and then flow into the shower head 30 through the water outlet 18. The connection gear 76 is annularly provided to the outer circumference of the first fixed shaft 17, and one end of the connection gear 76 is provided to the bottom of the impeller 50 and the other end thereof protrudes into the receiving chamber 784 and is engaged with the tooth portion 786 of the inner wall of the receiving chamber 784. When the water pushes the impeller 50 to rotate, for example, in a counterclockwise direction, the impeller 50 may drive the connecting gear 76 to rotate in the counterclockwise direction, the rotation of the connecting gear 76 may drive the driving gear 78 to rotate, and the rotation of the driving gear 78 may drive the second fixed shaft 72 and the sprinkler 30 to rotate.
In this embodiment, the connecting gear 76 and the impeller 50 are preferably integrally formed for ease of manufacture.
Preferably, the inner diameter of the outlet hole 74 is half of the inner diameter of the second portion 126, which increases the pressure of the water flowing into the interior 241 of the sealing cap 24, so that the water can rapidly enter the interior 241 of the sealing cap 24.
The inner diameter of the water discharge hole 18 is twice the inner diameter of the water outlet hole 74, so that the pressure of the water flowing into the water discharge hole 18 can be relieved, the pressure of the water sprayed from the shower head 30 is not too high, and the coffee powder can be uniformly brewed.
In this embodiment, the number of the outlet holes 74 is three, and the three outlet holes 74 are annularly spaced around the center of the bottom of the accommodating cavity 784. The number of drainage holes 18 corresponds to the number of outlet holes 74. The three outlet holes 74 are provided to balance the water pressure in the installation chamber 224 and the receiving chamber 784 and to allow water to dispersedly flow into the inside 241 of the sealing cover 24, and the three outlet holes 74 are provided to allow water to dispersedly flow into the shower head 30 without being concentrated. The number of the water outlet holes 74 and the number of the water outlet holes 18 may be other, for example, four, five, etc., and may be set according to actual situations.
In this embodiment, a ring portion 782 is formed at an end of the driving gear 78 far from the connecting gear 76, and as shown in fig. 2, an end of the second fixed shaft 72 close to the driving gear 78 is fitted into the ring portion 782, thereby achieving the fitting of the end of the second fixed shaft 72 close to the driving gear 78. The bottom of the sealing cover 24 is formed with a cavity 243, and as shown in fig. 4, the ring portion 782 is accommodated in the cavity 243.
A ring member 244 is formed at the bottom end of the sealing cover 24 at a position corresponding to the accommodating cavity 243, as shown in fig. 2 and 5, the inside of the ring member 244 is communicated with the accommodating cavity 243, the ring member 244 is annularly arranged on the outer periphery of the second fixed shaft 72, a second bearing 245 is arranged between the inner wall of the ring member 244 and the second fixed shaft 72, the second bearing 245 provides a support for the rotation of the second fixed shaft 72, and the ring portion 782 is located above the second bearing 245 and plays a role of axial limitation for the second bearing 245.
As shown in fig. 7 to 9, the shower head 30 includes a water spray part 32 and a mounting part 34 having a circular shape. The shower head 30 has an L-shaped structure, the water spraying portion 32 corresponds to the horizontal portion of the L-shaped structure, and the mounting portion 34 corresponds to the vertical portion of the L-shaped structure. The water spray part 32 has a rounded mounting position at its tip, and the mounting part 34 is formed to the mounting position at the tip of the water spray part 32. The inside of the mounting portion 34 communicates with the inside of the water spray portion 32, the mounting portion 34 is annularly provided to the outer periphery of the bottom end of the sealing cover 24, the inside of the mounting portion 34 communicates with the water discharge hole 18, and water flowing out from the water discharge hole 18 can flow into the inside of the water spray portion 32 through the inside of the mounting portion 34.
Preferably, the water emitting portion 32 and the mounting portion 34 are integrally formed for ease of manufacture.
A channel 322 extending along the length direction of the water spraying part 32 is provided at an intermediate position of the bottom in the water spraying part 32, and one end of the second fixing shaft 72 far from the driving gear 78 is mounted to the bottom of the channel 322 and near a first end of the channel 322. The first end of the channel 322 is located below the sealing cover 24. The bottom end of the water spraying part 32 is provided with three water spraying holes 324 distributed at intervals at the position corresponding to the channel 322, and the three water spraying holes 324 are respectively communicated with the channel 322. Among the three water spraying holes 324, two water spraying holes 324 correspond to the first end and the second end of the channel 322, respectively, so that the water flowing into the water spraying part 32 can flow into the channel 322 first, the pressure of the water can be increased through the channel 322, and then the water is sprayed out through the three water spraying holes 324, respectively. As shown in fig. 10, when the shower head 30 is rotated to spray water, the three water spraying holes 324 can make coffee powder in the middle and the periphery of the funnel 206 of the coffee maker brewed, thereby further improving the taste and the concentration of coffee. It is understood that the number of the water spraying holes 324 may be other, such as four, five, etc., and may be set according to the actual situation.
The bottom of the water spray portion 32 includes two inclined surfaces 326 at both sides of the channel 322, the distance from the inclined surfaces 326 to the top end of the mounting portion 34 increases gradually from the first end to the second end of the channel 322, and the distance from the bottom of the channel 322 to the top end of the mounting portion 34 increases gradually from the first end to the second end of the channel 322, as shown in fig. 7 and 9, which facilitates the water to be distributed relatively far from the first end of the channel 322, so that the two water spray holes 324 relatively far from the first end of the channel 322 can spray water, and thus the coffee powder at the peripheral position in the funnel 206 of the coffee machine can be brewed.
The distance from the inclined surface 326 to the top end of the mounting portion 34 is gradually increased in a direction from the inner wall of the water emitting portion 32 to the channel 326, so that the water flowing into the inside of the water emitting portion 32 can flow into the channel 326.
As shown in fig. 7, an end of the second fixed shaft 72 away from the driving gear 78 is mounted to a bottom of the channel 322, specifically: the bottom of the channel 322 is formed with a connector 321 at a position near the first end of the channel 322, and the end of the second stationary shaft 72 remote from the driving gear 78 is fitted into the connector 321, thereby achieving the fitting of the end of the second stationary shaft 72 remote from the driving gear 78.
Referring to fig. 11 and 12, the present invention further provides a coffee maker 200, wherein the coffee maker 200 includes a base 210, a water tank 202 disposed on top of the base 210 for storing water, a storage box 212 disposed on top of the base 210 for storing coffee powder, a funnel 206, and the above-mentioned rotary water outlet structure 100. The top end of the water tank 202 is connected with a connecting pipe 204, one end of the connecting pipe 204 far away from the water tank 202 is sleeved on the periphery of the water inlet installation part 14 of the rotary water outlet structure 100, and the water inlet pipe 12 is communicated with the connecting pipe 204. The top end of the water tank 202 is provided with a bracket 205, the bracket 205 is provided with a funnel 206, and the rotary water outlet structure 100 is positioned below the funnel 206.
In practical application, hot water in the water tank 202 can flow into the water inlet pipe 12 through the connecting pipe 204, then sequentially flows into the interior of the mounting cavity 224, the interior of the accommodating cavity 784, the water outlet 74, the interior 241 of the sealing cover 24, the water outlet 18 and the interior of the mounting part 34, and then flows into the interior of the water spraying part 32 through the channel 322 and is sprayed out from the three water spraying holes 324 to spray water, when the water flows into the interior of the mounting cavity 224, the water can push the impeller 50 to rotate, so that the shower head 30 can be finally driven to rotate through the gear transmission assembly and the second fixing shaft 72, and the water can be sprayed by the shower head 30 in a rotating manner, so that the simulated hand-made coffee making process can be realized, coffee powder in the middle and peripheral positions in the funnel 206 can be made, the operation is simple and convenient, time and labor are saved, and the taste and the concentration of the coffee are good.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (13)

1. A rotary water outlet structure comprises a shell and a shower head, wherein the outer wall of the shell is provided with a mounting hole and a water inlet mounting part, a water inlet pipe communicated with the inside of the shell is arranged in the mounting hole in a penetrating manner, the water inlet mounting part is annularly arranged on the periphery of the water inlet pipe, the rotary water outlet structure is characterized by further comprising an impeller and a gear transmission assembly, the impeller and the gear transmission assembly are arranged inside the shell, a first fixing shaft is arranged at the top inside the shell, the impeller is rotatably sleeved on the periphery of the first fixing shaft, one end of the gear transmission assembly is arranged at the bottom of the impeller, a second fixing shaft is arranged at the other end of the gear transmission assembly, and one end, far away from the gear transmission assembly, of the second fixing shaft extends out of the bottom end of the shell and is mounted on the shower head; the impeller corresponds to the water inlet pipe, and water flowing into the shell from the water inlet pipe can push the impeller to rotate, so that the gear transmission assembly can be driven to rotate through the impeller, and the second fixed shaft and the shower head can be driven to rotate; the bottom end of the shell is provided with a drain hole which is respectively communicated with the interior of the shell and the shower head.
2. A rotary water outlet structure according to claim 1, wherein the housing comprises an upper shell and a sealing cover mounted to a bottom end of the upper shell, the outer wall of the upper shell is provided with the mounting hole and the water inlet mounting portion, the top portion inside the upper shell is provided with the first fixing shaft, a bottom end of the sealing cover is provided with the water discharge hole, and the water discharge hole is communicated with the inside of the sealing cover; an installation chamber is arranged in the upper shell, and the impeller is arranged in the installation chamber.
3. A rotary water outlet structure according to claim 2, wherein the water inlet pipe comprises a first portion and a second portion connected in series, the first portion is disposed through the mounting hole, the outer wall of the mounting chamber is provided with a through hole, and the second portion is mounted in the through hole and communicates with the inside of the mounting chamber.
4. A rotary waterspout structure according to claim 3, wherein the inner diameter of the second portion is half of the inner diameter of the first portion.
5. A rotary water outlet structure according to claim 3, wherein the gear transmission assembly comprises a connecting gear and a driving gear, the driving gear is arranged inside the sealing cover and below the mounting chamber, one end of the driving gear is provided with a containing cavity communicated with the inside of the mounting chamber, and the other end is provided with the second fixing shaft; the connecting gear is arranged on the periphery of the first fixed shaft in a ring mode, one end of the connecting gear is arranged at the bottom of the impeller, and the other end of the connecting gear extends into the containing cavity and is meshed with the tooth part of the inner wall of the containing cavity.
6. The rotary water outlet structure according to claim 5, wherein a water outlet hole is formed at a bottom of the accommodating cavity, and the water outlet hole is communicated with the water outlet hole through an inside of the sealing cover.
7. A rotary water outlet structure according to claim 6, wherein the inner diameter of the water outlet hole is half of the inner diameter of the second portion; the inner diameter of the water discharge hole is twice of that of the water outlet hole.
8. The rotary water outlet structure according to claim 7, wherein the number of the water outlet holes is at least three, the at least three water outlet holes are annularly spaced around the center of the bottom of the accommodating cavity, and the number of the water outlet holes corresponds to the number of the water outlet holes.
9. The rotary water discharge structure according to claim 2, wherein the shower head includes a water spray part and an installation part formed to a top end of the water spray part, an inside of the installation part is communicated with an inside of the water spray part, the installation part is annularly provided to an outer periphery of a bottom end of the sealing cover, and an inside of the installation part is communicated with the water discharge hole.
10. The rotary water outlet structure according to claim 9, wherein a channel extending along the length direction of the water spraying part is provided at a middle position of the bottom part in the water spraying part, one end of the second fixed shaft far away from the gear transmission assembly is mounted to the bottom part of the channel and close to the first end of the channel, and the first end of the channel is positioned below the sealing cover; the bottom of water spray portion is in corresponding the position of channel is equipped with at least three hole for water spraying that is interval distribution, at least three hole for water spraying respectively with the channel intercommunication, among the at least three hole for water spraying, two of them hole for water spraying respectively with the first end of channel, second end correspond.
11. The structure of claim 10, wherein the bottom of the water spray portion comprises two inclined surfaces at two sides of the channel, and the distance between the inclined surfaces and the top end of the mounting portion gradually increases along the direction from the first end to the second end of the channel.
12. A rotary waterspout according to claim 10, wherein the distance from the bottom of the channel to the top end of the mounting portion gradually increases in a direction from the first end to the second end of the channel.
13. A coffee machine comprises a base, a water tank and a funnel, the water tank is arranged at the top end of the base and used for storing water, a connecting pipe is connected to the top end of the water tank, the coffee machine is characterized by further comprising a rotary water outlet structure according to any one of claims 1-12, one end, far away from the water tank, of the connecting pipe is sleeved on the periphery of a water inlet installation portion of the rotary water outlet structure, a water inlet pipe of the rotary water outlet structure is communicated with the connecting pipe, a support is installed at the top end of the water tank, the funnel is installed on the support, and the funnel is located below the rotary water outlet structure.
CN202220077450.0U 2022-01-12 2022-01-12 Rotatory water outlet structure and coffee machine Active CN217696077U (en)

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CN202220077450.0U CN217696077U (en) 2022-01-12 2022-01-12 Rotatory water outlet structure and coffee machine
PCT/CN2022/142566 WO2023134441A1 (en) 2022-01-12 2022-12-27 Rotary water discharge structure and coffee maker

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Application Number Priority Date Filing Date Title
CN202220077450.0U CN217696077U (en) 2022-01-12 2022-01-12 Rotatory water outlet structure and coffee machine

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Cited By (1)

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