CN220713682U - Sprayer for coffee machine and drip type coffee machine - Google Patents

Abstract

The utility model discloses a sprayer for a coffee machine and a drip type coffee machine. The sprinkler includes: the base is provided with a liquid inlet end which is used for communicating with the output end of the pump body; and the spray head is connected with the base, a liquid collecting cavity is arranged between the spray head and the base, a plurality of liquid outlet structures are arranged on the spray head, the liquid outlet structures are communicated with the liquid collecting cavity, and the liquid outlet structures are used for outputting liquid in the liquid collecting cavity and pressurizing the output liquid so as to enable water flow to have brewing pressure. According to the sprinkler, the liquid outlet structure for pressurizing the output liquid is arranged on the sprinkler head, when the sprinkler is applied to a coffee machine, hot water is pressurized by the pump body and enters the liquid collecting cavity, hot water in the liquid collecting cavity flows to the funnel under the pressurizing action of the liquid outlet structure, and coffee powder in the funnel is brewed and extracted by using the hot water with a certain pressure, so that the coffee powder is brewed and fully extracted, and the brewed coffee liquid has good taste.

Description

Sprayer for coffee machine and drip type coffee machine

Technical Field

The utility model relates to the field of coffee machines, in particular to a sprayer for a coffee machine and a drip type coffee machine.

Background

The coffee machine is an automatic coffee making machine, and the whole process of grinding, pressing, filling, brewing, removing residues and the like for making coffee is automatically controlled by an electronic control technology.

The rotary shower head and the coffee machine disclosed in the Chinese patent application No. CN105147113B comprise a connecting seat and a shower head arranged on the connecting seat, wherein an impeller is arranged in the connecting seat, two ends of a wheel shaft of the impeller are connected in the connecting seat, and the shower head is fixedly connected with one end of the wheel shaft; be equipped with the inlet tube on the connecting seat, the inlet tube through connecting seat inner space communicate in the gondola water faucet in order to the gondola water faucet water supply, the play water end of inlet tube orientation the impeller is in order to make rivers drive the impeller is rotatory and drive the gondola water faucet is rotatory. When the sprinkler rotates to spray water, coffee powder in the middle and peripheral positions in the funnel of the coffee machine can be brewed, and the taste and the concentration of coffee are improved. However, the rotary shower head and the coffee machine only can be used for soaking coffee powder, and no pressure acts on the coffee powder, so that insufficient coffee extraction is caused, and the taste of the coffee is affected.

Disclosure of Invention

In order to overcome the disadvantages and shortcomings of the prior art, the present utility model provides a sprinkler for a coffee machine and a drip coffee machine.

The utility model is realized by the following technical scheme:

in a first aspect, a sprinkler for a coffee machine, comprising:

the base is provided with a liquid inlet end which is used for communicating with the output end of the pump body; and

the liquid collecting device comprises a spray head, wherein the spray head is connected with a base, a liquid collecting cavity is formed between the spray head and the base, the liquid collecting cavity is communicated with a liquid inlet end, a plurality of liquid outlet structures are arranged on the spray head and are communicated with the liquid collecting cavity, and the liquid outlet structures are used for outputting liquid in the liquid collecting cavity and pressurizing the output liquid.

According to the sprinkler, the liquid outlet structure for pressurizing the output liquid is arranged on the sprinkler head, when the sprinkler is applied to a coffee machine, hot water is pressurized by the pump body and enters the liquid collecting cavity, hot water in the liquid collecting cavity flows to the funnel under the pressurizing action of the liquid outlet structure, and coffee powder in the funnel is brewed and extracted by using the hot water with a certain pressure, so that the coffee powder is brewed and fully extracted, and the brewed coffee liquid has good taste.

In one embodiment, the liquid outlet structure comprises a liquid outlet hole, wherein the aperture of the liquid outlet hole is d, and d is less than or equal to 0.8mm. The aperture of the liquid outlet hole is controlled to be below 0.8mm or 0.8mm, so that the water flow can have brewing pressure for brewing coffee powder when being sprayed out through the liquid outlet hole, hot water with pressure can be used for fully extracting the coffee powder, the liquid outlet structure is simple and practical, the manufacturing difficulty is low, the cost is low, and the manufacturing difficulty and the cost of the sprinkler can be reduced.

In one embodiment, the above technical solution further includes:

and the sealing piece is positioned between the spray head and the base so as to enable the spray head and the base to be connected in a sealing way. Liquid in the liquid collecting cavity is prevented from leaking from the joint of the spray head and the base, and meanwhile, the liquid collecting cavity is formed into a relatively closed structure so that brewing pressure of the liquid in the liquid collecting cavity can be generated.

In one embodiment, the sprinkler head is provided with a positioning groove, the sealing element is arranged on the positioning groove, and the base and the sprinkler head mutually squeeze the sealing element under the condition that the base is connected with the sprinkler head. That is, the positioning groove is used for positioning the sealing element, so that the sealing element is prevented from deviating from the joint between the sprinkler head and the base, the joint between the sprinkler head and the base can be reliably sealed by the sealing element, the sealing reliability is higher, and in addition, the joint between the sprinkler head and the base can be reliably sealed by abutting one side of the sprinkler head and one side of the sealing element and the other side of the base and the sealing element, so that the sealing reliability is improved.

According to the technical scheme, in one implementation mode, the sealing element is the sealing ring, the positioning groove is formed in the side face of the spray head, the sealing element is arranged on the positioning groove, under the condition that the base is connected with the spray head, the side face of the base and the side wall of the positioning groove mutually extrude the sealing ring, the joint of the spray head and the base is reliably sealed by the sealing ring, and the sealing reliability is higher.

According to the technical scheme, in one implementation mode, the base and the spray head are detachably connected, so that the spray head can be detached from the base, the spray head can be cleaned at regular intervals, and coffee powder is prevented from being accumulated on the liquid outlet hole to affect coffee brewing.

In one embodiment of the above technical solution, the base is provided with at least two first clamping structures, and the at least two first clamping structures are arranged around the liquid collecting cavity at intervals;

the sprinkler head is provided with at least two second clamping structures, the at least two second clamping structures are arranged around the liquid collecting cavity at intervals, and each second clamping structure is matched with the corresponding first clamping structure so as to detachably connect the base with the sprinkler head. That is, the connection between the base and the sprinkler head can be realized by matching the first clamping structure with the second clamping structure, and the sprinkler head can be detached from the base by releasing the connection between the first clamping structure and the second clamping structure, so that the sprinkler head is convenient to assemble and disassemble, and the disassembly and assembly efficiency is high.

In one embodiment of the foregoing disclosure, the first clamping structure is a clamping groove, and the second clamping structure is a clamping block, and the clamping block is adapted to the clamping groove. That is, during the installation, can accomplish the connection of base and sprinkler head both through making fixture block and draw-in groove joint cooperation, during the dismantlement, break away from can making the sprinkler head pull down from the base through making the fixture block follow the draw-in groove, simple structure is practical, simple operation.

According to the technical scheme, in one implementation mode, the base is further provided with at least two avoidance ports, the at least two avoidance ports are arranged around the liquid collecting cavity at intervals, the avoidance ports are communicated with the corresponding clamping grooves, and the avoidance ports are used for enabling the clamping blocks to be screwed into the clamping grooves through the avoidance ports. That is, through making the fixture block stretch into dodge the mouth, rethread rotation sprinkler head is in the same place until fixture block and draw-in groove joint, dodges the dismouting degree of difficulty of both fixture block and draw-in groove to set up of mouth for the dismouting of sprinkler head is more convenient, and the operation is simpler and more easy.

In a second aspect, a drip coffee maker includes:

a water tank;

a sprinkler for a coffee machine as described above;

the water inlet end of the water pipe is communicated with the water tank, and the water outlet end of the water pipe is communicated with the liquid inlet end;

the pump body is arranged on the water pipe and communicated with the water pipe, and is positioned at one side close to the water tank;

the heating module is arranged on the water pipe and is communicated with the water pipe; and

and the funnel is arranged below the bottom of the sprinkler head so as to receive water flowing down from the liquid outlet structure.

According to the drip type coffee machine, the sprayer for the coffee machine is adopted, so that hot water in the liquid collecting cavity flows to the funnel under the pressurizing action of the liquid outlet structure, and the hot water with a certain pressure is used for brewing and extracting the coffee powder in the funnel, so that the coffee powder is brewed and fully extracted, and the brewed coffee liquid has good taste.

Drawings

Fig. 1 is a bottom view of the sprinkler for a coffee machine of the present utility model.

Fig. 2 is a sectional view in the direction A-A in fig. 1.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view of the base.

Fig. 5 is a schematic view of the structure of the sprinkler head.

Fig. 6 is a schematic view of the structure of the drip coffee maker of the present utility model.

Reference numerals

10. A base; 11. a clamping groove; 12. an avoidance port; 13. a liquid inlet hole; 20. a spray head; 21. a liquid outlet hole; 22. a positioning groove; 23. a clamping block; 30. a liquid collection cavity; 40. a seal ring; 50. a water tank; 60. a water pipe; 70. a pump body; 80. a heating module; 90. a funnel; 100. a flow meter.

Detailed Description

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms.

Please refer to fig. 1-6. Fig. 1 is a bottom view of the sprinkler for a coffee machine of the present utility model. Fig. 2 is a cross-sectional view of a sprinkler for a coffee machine. Fig. 3 is a partial enlarged view at a in fig. 2. Fig. 4 is a schematic structural view of the base. Fig. 5 is a schematic view of the structure of the sprinkler head. Fig. 6 is a schematic view of the structure of the drip coffee maker of the present utility model.

In a first aspect, a sprinkler for a coffee machine, comprising:

the base 10, there is liquid inlet that feeds through the output end of the pump body 70 on the base 10; and

the liquid collecting device comprises a spray head 20, the spray head 20 is connected with a base 10, a liquid collecting cavity 30 is formed between the spray head 20 and the base 10, the liquid collecting cavity 30 is communicated with a liquid inlet end, a plurality of liquid outlet structures are arranged on the spray head 20 and are arranged at intervals, the liquid outlet structures are communicated with the liquid collecting cavity 30, and the liquid outlet structures are used for outputting liquid in the liquid collecting cavity 30 and pressurizing the output liquid so that the output liquid has brewing pressure.

According to the sprinkler for the coffee machine, the liquid outlet structure for pressurizing water flow is arranged on the sprinkler head 20, when the sprinkler is applied to the coffee machine, hot water enters the liquid collecting cavity 30 through the pressurizing action of the pump body 70, hot water in the liquid collecting cavity 30 flows to the funnel 90 through the pressurizing action of the liquid outlet structure, coffee powder in the funnel 90 is brewed and extracted by utilizing the hot water with a certain pressure, and the coffee powder is brewed and fully extracted, so that the brewed coffee liquid has good taste.

In one embodiment, the liquid outlet structure comprises a liquid outlet hole 21, wherein the aperture of the liquid outlet hole 21 is d, d is less than or equal to 0.8mm, i.e. the liquid outlet hole 21 is a straight hole structure with constant aperture. By controlling the aperture of the liquid outlet hole 21 to be 0.8mm or below 0.8mm, the liquid can be provided with brewing pressure capable of brewing coffee powder when being sprayed out through the liquid outlet hole 21, so that hot water with pressure can be used for fully extracting the coffee powder.

Of course, in other embodiments, the outlet hole 21 may be configured as a tapered hole, the aperture of which tapers from its inlet end toward its outlet end, the aperture of the outlet end of which is controlled to be 0.8mm or less, and through which pressurizing of the output liquid can be achieved as well.

Of course, in other embodiments, the liquid outlet structure may further include a liquid outlet channel and a booster, where the booster may be a booster valve disposed in the liquid outlet channel, and the booster valve is used to pressurize the liquid in the liquid outlet channel, so that the output liquid has brewing pressure, and the booster may be a pump body near a liquid inlet end of the liquid outlet channel, and the pump body is used to pressurize the liquid near the liquid outlet channel, so that the liquid flowing out through the liquid outlet channel has brewing pressure.

In one embodiment, the present sprinkler further comprises: a seal between the sprinkler head 20 and the base 10 to sealingly connect the sprinkler head 20 and the base 10, preventing liquid in the liquid collecting chamber 30 from leaking from the connection of the sprinkler head 20 and the base 10, and at the same time, forming the liquid collecting chamber 30 into a relatively airtight structure so as to generate brewing pressure in the liquid collecting chamber 30.

In one embodiment, the sprinkler head 20 is provided with a positioning groove 22, and the sealing member is provided on the positioning groove 22, and the base 10 and the sprinkler head 20 press the sealing member against each other in a state that the base 10 is connected to the sprinkler head 20. That is, the positioning groove 22 is used to position the sealing member, so that the sealing member is prevented from deviating from the joint between the sprinkler head 20 and the base 10, and thus the sealing reliability is ensured to be higher, and the joint between the sprinkler head 20 and the base 10 is reliably sealed by abutting one side of the sprinkler head 20 against the sealing member and abutting the other side of the base 10 against the sealing member, thereby facilitating improvement of the sealing reliability.

In one embodiment, the sealing member is a sealing ring 40, the positioning groove 22 is located at the side surface of the sprinkler head 20, the sealing member is arranged on the positioning groove 22, and when the base 10 is connected with the sprinkler head 20, the side surface of the base 10 and the side wall of the positioning groove 22 mutually press the sealing ring 40, and the joint between the sprinkler head 20 and the base 10 is reliably sealed by the sealing ring 40, so that the sealing reliability is higher. Of course, in other embodiments, the seal may be a sealant, and the sealing of the joint may be achieved by the sealant.

In one embodiment, the base 10 and the sprinkler head 20 are detachably connected, so that the sprinkler head 20 can be detached from the base 10, and the sprinkler head 20 can be cleaned periodically, so as to prevent coffee powder from accumulating on the liquid outlet 21 to affect coffee brewing.

In one embodiment, the base 10 is provided with at least two first clamping structures, and the at least two first clamping structures are arranged around the liquid collecting cavity 30 at intervals;

the sprinkler head 20 is provided with at least two second clamping structures, the at least two second clamping structures are arranged around the liquid collecting cavity 30 at intervals, and each second clamping structure is matched with the corresponding first clamping structure so as to detachably connect the base 10 and the sprinkler head 20 together. That is, the connection between the base 10 and the sprinkler head 20 can be achieved by engaging the first and second engaging structures, and the sprinkler head 20 can be detached from the base 10 by releasing the connection between the first and second engaging structures, so that the sprinkler head 20 can be detached without an auxiliary tool.

In one embodiment, the first clamping structure is a clamping groove 11, the second clamping structure is a clamping block 23, and the clamping block 23 is adapted to the clamping groove 11. That is, during installation, the connection between the base 10 and the sprinkler head 20 can be completed by the clamping block 23 and the clamping groove 11 in a clamping fit manner, and during disassembly, the sprinkler head 20 can be detached from the base 10 by separating the clamping block 23 from the clamping groove 11, so that the sprinkler head is simple and practical in structure and convenient to operate.

Of course, in other embodiments, the first clamping structure comprises a first buckle, the second clamping structure comprises a second buckle, and the connection of both the base 10 and the sprinkler head 20 can be achieved by using the second buckle and the first buckle to be buckled.

In one embodiment, the base 10 is further provided with at least two avoidance ports 12, at least two avoidance ports 12 are arranged around the liquid collecting cavity 30 at intervals, each avoidance port 12 is communicated with the corresponding clamping groove 11, and the avoidance ports 12 are used for allowing the clamping blocks 23 to be screwed into the clamping grooves 11 through the avoidance ports. That is, through making fixture block 23 stretch into dodge mouth 12, rethread rotation sprinkler head 20 is in the same place until fixture block 23 and draw-in groove 11 joint, dodges the dismouting degree of difficulty of both fixture block 23 and draw-in groove 11 has been reduced in the setting of mouth 12 for sprinkler head 20's dismouting is more convenient, and the operation is simpler and more easy.

Of course, in other embodiments, both the base 10 and the sprinkler head 20 may also be coupled together by a screw or bolt or other coupling.

Referring to fig. 4, the liquid inlet end of the base 10 is provided with a liquid inlet hole 13, the liquid inlet hole 13 is communicated with the liquid collecting cavity 30, and the liquid inlet hole 13 is matched with the water outlet end of the water pipe 60 so as to allow liquid to flow into the liquid collecting cavity 30 from the top of the base 10.

Referring to fig. 6, in a second aspect, a drip coffee maker includes:

a water tank 50;

a sprinkler for a coffee machine as described above;

the water pipe 60, the water inlet end of the water pipe 60 is communicated with the water tank 50, and the water outlet end of the water pipe 60 is communicated with the liquid inlet end;

the pump body 70 is arranged on the water pipe 60, the pump body 70 is communicated with the water pipe 60, and the pump body 70 is positioned at one side close to the water tank 50;

the heating module 80 is arranged on the water pipe 60, and the heating module 80 is communicated with the water pipe 60; and

the funnel 90, the funnel 90 is arranged below the bottom of the sprinkler head 20 to receive the water flowing down from the liquid outlet structure.

According to the drip type coffee machine, the sprayer for the coffee machine is adopted, so that hot water in the liquid collecting cavity 30 flows to the funnel 90 under the pressurizing action of the liquid outlet structure, and the coffee powder in the funnel 90 is brewed and extracted by using the hot water with a certain pressure, so that the coffee powder is brewed and fully extracted, and the brewed coffee liquid has good taste.

Specifically, the water in the water tank 50 is pressurized by the pump body 70, so that the water passing through the water pipe 60 has a certain pressure, the pressurized water is heated to a set temperature by the heating module 80, flows into the liquid collecting cavity 30, finally is sprayed to the funnel 90 under the pressurizing action of the liquid outlet structure, the coffee powder in the funnel 90 is brewed and extracted by the high-temperature water with pressure, the coffee powder can be uniformly brewed and fully extracted, and the brewed coffee has good taste.

Referring to fig. 6, the water pipe 60 is further provided with a flow meter 100 for measuring a flow meter 100 for the water, and the flow meter 100 is disposed between the pump body 70 and the heating module 80.

The present utility model is not limited to the above-described embodiments, but, if various modifications or variations of the present utility model are not departing from the spirit and scope of the present utility model, the present utility model is intended to include such modifications and variations as fall within the scope of the claims and the equivalents thereof.

Claims (10)

1. A sprinkler for a coffee machine, comprising:

the base (10) is provided with a liquid inlet end which is used for communicating with the output end of the pump body (70); and

the novel liquid collecting device comprises a spray head (20), the spray head (20) is connected with a base (10), a liquid collecting cavity (30) is formed between the spray head (20) and the base (10), the liquid collecting cavity (30) is communicated with a liquid inlet end, a plurality of liquid outlet structures are arranged on the spray head (20), the liquid outlet structures are communicated with the liquid collecting cavity (30), and the liquid outlet structures are used for outputting liquid in the liquid collecting cavity (30) and pressurizing the output liquid.

2. A sprinkler for a coffee machine according to claim 1, wherein: the liquid outlet structure comprises a liquid outlet hole (21), wherein the aperture of the liquid outlet hole (21) is d, and d is less than or equal to 0.8mm.

3. A sprinkler for a coffee machine according to claim 1, wherein: further comprises:

and a sealing member located between the sprinkler head (20) and the base (10) to hermetically connect the sprinkler head (20) and the base (10).

4. A sprinkler for a coffee machine according to claim 3, characterized in that: the sprinkler head (20) is provided with a positioning groove (22), the sealing element is arranged on the positioning groove (22), and the base (10) and the sprinkler head (20) mutually squeeze the sealing element under the condition that the base (10) is connected with the sprinkler head (20).

5. A sprinkler for a coffee machine according to claim 4, wherein: the sealing element is a sealing ring (40), the positioning groove (22) is located on the side face of the sprinkler head (20), the sealing element is arranged on the positioning groove (22), and under the condition that the base (10) is connected with the sprinkler head (20), the side face of the base (10) and the side wall of the positioning groove (22) mutually extrude the sealing ring (40).

6. A sprinkler for a coffee machine according to claim 1, wherein: the base (10) and the sprinkler head (20) are detachably connected.

7. A sprinkler for a coffee machine according to claim 6, wherein: at least two first clamping structures are arranged on the base (10) and are arranged around the liquid collecting cavity (30) at intervals;

the sprinkler head (20) is provided with at least two second clamping structures, the at least two second clamping structures are arranged around the liquid collecting cavity (30) at intervals, and each second clamping structure is matched with the corresponding first clamping structure so as to detachably connect the base (10) and the sprinkler head (20) together.

8. A sprinkler for a coffee machine according to claim 7, wherein: the first clamping structure is a clamping groove (11), the second clamping structure is a clamping block (23), and the clamping block (23) is matched with the clamping groove (11).

9. A sprinkler for a coffee machine according to claim 8, wherein: the base (10) is further provided with at least two avoidance openings (12), the at least two avoidance openings (12) are arranged around the liquid collecting cavity (30) at intervals, each avoidance opening (12) is communicated with the corresponding clamping groove (11), and the avoidance openings (12) are used for enabling the clamping blocks (23) to be screwed into the clamping grooves (11) through the clamping blocks.

10. A drip coffee maker, comprising:

a water tank (50);

a sprinkler for a coffee machine according to any one of claims 1-9;

the water inlet end of the water pipe (60) is communicated with the water tank (50), and the water outlet end of the water pipe (60) is communicated with the liquid inlet end;

the pump body (70) is arranged on the water pipe (60), the pump body (70) is communicated with the water pipe (60), and the pump body (70) is positioned at one side close to the water tank (50);

the heating module (80) is arranged on the water pipe (60), and the heating module (80) is communicated with the water pipe (60); and

and the funnel (90) is arranged below the bottom of the sprinkler head (20) so as to receive the water flowing down from the liquid outlet structure.