Small-sized steam milk foam machine
By designing a small steam milk froth machine, using brass material and dual pressure relief valve, the existing milk froth machine has solved the problem of long heating time, large size and inconvenient movement, and achieved improved heating speed and convenient outdoor milk froth production .
Patent Information
- Application Number
- CN202420968575.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-07
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-05-07
AI Technical Summary
The existing milk frothing machines have long heating time, large size and inconvenient movement, which cannot achieve convenient outdoor milk frothing and are inconvenient to storage.
A small steam milk foam machine is designed, which is made of brass material, including the upper pot and the lower pot are connected by threads, equipped with a double pressure relief valve and a 4-bar range pressure gauge, the steam rod is embedded with Teflon tube, and the solid wood handle is easy to hold and remove.
It achieves an increase in heating speed, is compact and lightweight, suitable for mobile and outdoor use, and is easy to disassemble and maintain.
Smart Images
Figure CN222487074U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field related to milk frothing machines, in particular to a small steam milk frothing machine. Background Art
[0002] When drinking coffee, milk, juice, chocolate and other beverages, people often mix some fine milk foam to adjust the taste and make the beverage more fragrant and mellow. However, the production process of milk foam requires certain operating skills, so many milk foam machines have appeared on the market. However, the existing milk foam machines have the following problems:
[0003] 1. Currently, in the coffee field, traditional machines are relatively large in size. Almost all steam milk frothers are built into coffee machines, which are basically unable to be moved or taken outdoors. In addition, each heating process requires a long wait time. In terms of convenience and practicality, it is impossible to move the machines outdoors or make small-measurement milk froth.
[0004] 2. Currently, most household milk frothers use electricity for heating, which results in a long heating time, usually more than 10 minutes;
[0005] 3. The overall weight is too heavy and inconvenient to store.
[0006] In summary, the current milk frothing machine still has the above-mentioned problems and needs to be improved.
[0007] And they are basically integrated with coffee making. At the same time, it is a household-level machine. The body of this machine is made of brass material, which has excellent thermal conductivity and can provide 3 bar pressure within 2 minutes at the fastest;
[0008] 2. Lighter weight, about 2 kg, more convenient to move and store;
[0009] 3. All parts can be disassembled and replaced independently, without any welding or permanently fixed parts, easy to repair and replace;
[0010] 4. The three-way structure (i.e., the pressure relief valve and the pressure gauge) and the valve structure (the steam rod (8) assembly) can be disassembled and stored or their directions can be changed at any time to meet the operating needs of different groups of people; Utility Model Content
[0011] The utility model aims to provide a small steam milk frother. The structure can solve the problems of the milk frother in the prior art, such as long heating time and large size. Almost all steam milk frothers are embedded in coffee machines and basically cannot be moved or taken outdoors. Each heating requires a long waiting time. In terms of convenience and practicality, it is impossible to move outdoors, make small-measurement milk froth, and is inconvenient to store.
[0012] In order to solve the above technical problems, the utility model is realized by the following technical solutions:
[0013] The utility model discloses a small steam milk frothing machine, comprising an upper pot and a lower pot which are threadedly connected to each other, the lower pot is used for holding water, the upper pot and the lower pot are both made of solid brass, a double pressure relief valve is connected to the left side of the upper pot, the double pressure relief valve comprises a primary pressure relief end for initial pressure relief at 3 bar and another secondary pressure relief end for pressure relief at 4 bar, a 4 bar range pressure gauge is connected to the double pressure relief valve, the 4 bar range pressure gauge is threadedly connected to the double pressure relief valve, the double pressure relief valve is threadedly connected to the upper pot, a liquid outlet is arranged on the right side of the upper pot, a steam arm assembly is threadedly connected to the liquid outlet, the steam arm assembly comprises a mounting end threadedly connected to the liquid outlet, a wooden handle is arranged on the outer side of the mounting end, a steam rod is connected to the mounting end, an air outlet is threadedly connected to the lower side of the steam rod, and the steam rod is in an inclined straight-through shape.
[0014] Preferably, in order to facilitate operation, an anti-scalding handle with a thread size of M10 is threadedly connected to the side of the upper kettle.
[0015] Preferably, in order to improve the anti-scalding effect, a Teflon tube is provided in the steam wand.
[0016] As a preferred option, for easy installation, a G1 / 8 threaded connection is used between the 4 bar range pressure gauge and the double pressure relief valve.
[0017] Preferably, to facilitate water inlet from above, an upper water inlet is arranged above the upper pot, a second limit platform is arranged in the upper water inlet, a 304 stainless steel sealing cover is covered at the upper water inlet, a second Teflon sealing ring is arranged between the 304 stainless steel sealing cover and the second limit platform, a lower opening is arranged at the bottom of the upper pot, a first limit platform is arranged in the lower opening, and a first Teflon sealing ring is arranged between the lower pot and the first limit platform.
[0018] Preferably, in order to prevent the liquid from flowing back into the steam rod, a limit platform three is provided in the steam rod relative to the end away from the mounting end, a limit ring is provided on the limit platform three, a spring is sleeved on the limit ring, a plug rod is fixed at the other end of the spring, and a flow channel cooperating with the end of the plug rod is also provided in the steam rod, and the plug rod can block the flow channel when it is stationary.
[0019] To improve the anti-skid effect, the bottom surface of the lower pot is a plane, and one or more anti-skid convex strips are arranged on the plane.
[0020] The 304 stainless steel sealing cover is convenient to open, and an anti-scalding boss is arranged above the 304 stainless steel sealing cover.
[0021] Preferably, a product nameplate is engraved on the lower pot by laser.
[0022] As a preferred method to improve the anti-slip effect when placed at rest, a suction cup is detachably sleeved on the bottom of the lower pot.
[0023] The utility model has the following beneficial effects:
[0024] 1. It is small in size and weighs about 2 kg. The main body is made of nickel-plated brass and stainless steel through multiple processes. The core of the main body is made of H62 solid brass and is divided into two parts. The bottom is filled with water boiler and is called the lower pot. On the contrary, the upper pot is connected to the upper pot. Its internal capacity is about 950ml. It adopts threaded rotary connection seal (containing fluorine rubber sealing ring) to improve the sealing performance and facilitate later disassembly and packaging. At the same time, the machine adopts brass settings to achieve heating by induction cooker, electric ceramic stove, open flame, etc. It supports a maximum pressure peak of 20bar to increase the heating speed.
[0025] 2. Water can be added from the top, or by directly unscrewing the upper and lower pots. The maximum water level is 200 ml. Up to 10 cups of milk foam can be made at one time, and the pneumatic coffee machine can be provided with 9bar power extraction coffee through modified accessories;
[0026] 3. The double pressure relief valve design can better ensure the safety of users, and the threaded connection is also adopted to realize the installation direction can be changed at will to meet the needs of different groups of people;
[0027] 4. The steam wand is embedded with a Teflon anti-scalding tube, so users can adjust the angle of milk frothing at will during use;
[0028] 5. The solid wood handle allows you to hold it during heating and remove the machine at any time to prevent continuous heating of the machine. BRIEF DESCRIPTION OF THE DRAWINGS
[0029] Figure 1 This is a schematic diagram of the structure of a small steam milk frother in Example 1 when a 304 stainless steel sealing cover and a second Teflon sealing ring are separated from an upper pot;
[0030] Figure 2 This is a schematic diagram of the structure of a small steam milk frother in Example 1 when a 304 stainless steel sealing cover, a second Teflon sealing ring, an upper pot and a lower pot are separated;
[0031] Figure 3 This is a schematic diagram of the structure of the steam rod in Example 1;
[0032] Figure 4 is a schematic diagram of the structure of the steam rod in Example 2;
[0033] Figure 5 This is a schematic diagram of the bottom of the lower pot in Example 3;
[0034] Figure 6 for Figure 5 A magnified image of point A;
[0035] Figure 7 This is a schematic diagram of the structure of a small steam milk frother in Example 4 when a 304 stainless steel sealing cover and a second Teflon sealing ring are separated from an upper pot;
[0036] Figure 8 This is a schematic diagram of the structure of a small steam milk frother in Example 5 when a 304 stainless steel sealing cover and a second Teflon sealing ring are separated from an upper pot.
[0037] Reference numerals:
[0038] Upper pot 1, lower pot 2, double pressure relief valve 3, primary pressure relief end 301, secondary pressure relief end 302, 4 bar range pressure gauge 4, liquid outlet 5, mounting end 6, wooden handle 7, steam wand 8, air outlet 9, anti-scalding handle 10, Teflon tube 11, upper water inlet 12, second limit platform 13, 304 stainless steel sealing cover 14, Teflon sealing ring two 15, first limit platform 16, Teflon sealing ring one 17, anti-slip convex strip 18, product nameplate 19, anti-scalding convex platform 20, suction cup 21, lower opening 22, limit platform three 23, limit ring 24, spring 25, plug rod 26, flow channel 27. DETAILED DESCRIPTION
[0039] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0040] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0041] Embodiment 1:
[0042] See also Figure 1-3As shown, the present embodiment discloses a small steam milk frothing machine, comprising an upper pot 1 and a lower pot 2 which are mutually threadedly connected, the lower pot 2 is used to hold water, the upper pot 1 and the lower pot 2 are both made of solid brass, a double pressure relief valve 3 is connected to the left side of the upper pot 1, the double pressure relief valve 3 comprises a primary pressure relief end 301 for initial pressure relief at 3 bar and another secondary pressure relief end 302 for pressure relief at 4 bar, a 4 bar range pressure gauge 4 is connected to the double pressure relief valve 3, The 4bar range pressure gauge 4 is threadedly connected to the double pressure relief valve 3, and the double pressure relief valve 3 is threadedly connected to the upper pot 1. A liquid outlet 5 is arranged on the right side of the upper pot 1, and a steam arm assembly is threadedly connected to the liquid outlet 5. The steam arm assembly includes a mounting end 6 threadedly connected to the liquid outlet 5, a wooden handle 7 is arranged on the outer side of the mounting end 6, a steam rod 8 is connected to the mounting end 6, and an air outlet 9 is threadedly connected below the steam rod 8, and the steam rod 8 is in an inclined straight-through shape.
[0043] Preferably, for the convenience of operation, an anti-scalding handle 10 with a thread size of M10 is threadedly connected to the side of the upper pot 1. In this embodiment, the thread connecting the anti-scalding handle 10 and the side of the lower pot 2 is M10 in size, so it can be compatible with M10 coffee handles in the later stage, providing users with a more convenient modification method.
[0044] Preferably, in order to improve the anti-scalding effect, a Teflon tube 11 is provided in the steam wand 8. In this embodiment, the Teflon tube 11 is provided in the steam wand 8. Since the Teflon tube 11 is a hose, the user can adjust the angle of milk frothing at will during use, and it can also prevent scalding.
[0045] As a preferred method, for easy installation, the 4 bar range pressure gauge 4 and the double pressure relief valve 3 are connected by a G1 / 8 thread.
[0046] Preferably, in order to facilitate water inlet from above, an upper water inlet 12 is provided on the upper part of the upper pot 1, a second limiting platform 13 is provided in the upper water inlet 12, a 304 stainless steel sealing cover 14 is covered at the upper water inlet 12, a Teflon sealing ring 2 15 is provided between the 304 stainless steel sealing cover 14 and the second limiting platform 13, a lower opening 22 is provided at the bottom of the upper pot 1, a first limiting platform 16 is provided in the lower opening 22, a Teflon sealing ring 17 is provided between the lower pot 2 and the first limiting platform 16, and in this embodiment, the sealing performance is further improved by arranging Teflon sealing ring 17 and Teflon sealing ring 2 15.
[0047] In order to facilitate opening of the 304 stainless steel sealing cover 14, an anti-scalding boss 20 is provided above the 304 stainless steel sealing cover 14, and the anti-scalding boss 20 plays an anti-scalding role when the 304 stainless steel sealing cover 14 is opened later.
[0048] In this structure, the mounting end 6 is threadedly connected to the liquid outlet 5, the double pressure relief valve 3 is threadedly connected to the upper pot 1, the anti-scalding handle 10 is threadedly connected to the upper pot 1, and the upper pot 1 and the lower pot 2 are both made of solid brass to improve thermal conductivity and are separated from the coffee machine, thereby finally achieving the following technical effects:
[0049] 1. It is small in size and weighs about 2 kg. The main body is made of nickel-plated brass and stainless steel through multiple processes. The core of the main body is made of H62 solid brass and is divided into two parts. The bottom is filled with water boiler and is called the lower pot. On the contrary, the upper pot is connected to the upper pot. Its internal capacity is about 950ml. It adopts threaded rotary connection seal (containing fluorine rubber sealing ring) to improve the sealing performance and facilitate later disassembly and packaging. At the same time, the machine adopts brass settings to achieve heating by induction cooker, electric ceramic stove, open flame, etc. It supports a maximum pressure peak of 20bar to increase the heating speed.
[0050] 2. Water can be added from the top, or by directly unscrewing the upper and lower pots. The maximum water level is 200 ml. Up to 10 cups of milk foam can be made at one time, and the pneumatic coffee machine can be provided with 9bar power extraction coffee through modified accessories;
[0051] 3. The double pressure relief valve design can better ensure the safety of users, and it also adopts threaded connection to realize the installation direction can be changed at will to meet the needs of different groups of people;
[0052] 4. The steam wand 8 is embedded with a Teflon anti-scalding tube, so the user can adjust the angle of milk frothing at will during use;
[0053] 5. The solid wood handle allows you to hold it during heating and remove the machine at any time to prevent continuous heating of the machine.
[0054] Embodiment 2:
[0055] See also Figure 4As shown, the present embodiment discloses a small steam milk frother, the general structure of which is the same as that of the embodiment 1, except that, as a preference, in order to prevent the liquid from flowing back into the steam wand 8, a limiting platform 23 is provided in the steam wand 8 relative to the end away from the mounting end 6, a limiting ring 24 is provided on the limiting platform 23, a spring 25 is sleeved on the limiting ring 24, a plug rod 26 is fixed at the other end of the spring 25, a flow channel 27 cooperating with the end of the plug rod 26 is also provided in the steam wand 8, the plug rod 26 can block the flow channel 27 in a stationary state, in the present embodiment, a plug rod 26 that can block the flow channel 27 is provided in the steam wand 8 relative to the end away from the mounting end 6, when the steam wand 8 generates steam, the steam squeezes the plug rod 26 from top to bottom, opens the flow channel 27, and discharges the steam from the air outlet 9, and when not in use, the liquid will not flow back into the steam wand 8 from the air outlet 9.
[0056] Embodiment 3:
[0057] See also Figure 5 , Figure 6 As shown, the present embodiment discloses a small steam milk frother having the same general structure as that of the first embodiment, except that, in order to improve the anti-skid effect, the bottom surface of the lower pot 2 is a plane, and one or more anti-skid convex strips 18 are arranged on the plane. By arranging the anti-skid convex strips 18 at the bottom of the lower pot 2, it can play an anti-skid role when it is placed on a gas rack for heating.
[0058] Embodiment 4:
[0059] See also Figure 7 As shown, the present embodiment discloses a small steam milk frother having the same general structure as that of the embodiment 1, except that, preferably, a product nameplate 19 is engraved on the lower pot 2 by laser, and the product information can be viewed intuitively by setting the product nameplate 19.
[0060] Embodiment 5:
[0061] See also Figure 8 As shown, the present embodiment discloses a small steam milk frother, the general structure of which is the same as that of the embodiment 1, except that, as a preferred method to improve the anti-slip effect when placed statically, a suction cup 21 is detachably sleeved on the bottom of the lower pot 2. By providing the suction cup 21, it will no longer slip when placed on a glass panel for heating.
[0062] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.
Claims
1. A small steam milk frother, characterized in that: The invention comprises an upper pot (1) and a lower pot (2) which are mutually threadedly connected, wherein the lower pot (2) is used to hold water, and the upper pot (1) and the lower pot (2) are both made of solid brass. A double pressure relief valve (3) is connected to the left side of the upper pot (1), and the double pressure relief valve (3) comprises a primary pressure relief end (301) for initial pressure relief at 3 bar and a secondary pressure relief end (302) for pressure relief at 4 bar. A 4 bar range pressure gauge (4) is connected to the double pressure relief valve (3), and the 4 bar range pressure gauge (4) is connected to the double pressure relief valve (3). The double pressure relief valve (3) is threadedly connected, and the double pressure relief valve (3) is threadedly connected to the upper pot (1). A liquid outlet (5) is arranged on the right side of the upper pot (1), and a steam arm assembly is threadedly connected to the liquid outlet (5). The steam arm assembly includes a mounting end (6) threadedly connected to the liquid outlet (5), a wooden handle (7) is arranged on the outer side of the mounting end (6), a steam rod (8) is connected to the mounting end (6), and an air outlet (9) is threadedly connected below the steam rod (8), and the steam rod (8) is in an inclined straight-through shape.
2. A small steam milk frother according to claim 1, characterized in that: A scald-proof handle (10) with a thread size of M10 is threadedly connected to the side of the upper pot (1).
3. A small steam milk frother according to claim 2, characterized in that: A Teflon tube (11) is arranged inside the steam rod (8).
4. A small steam milk frother according to claim 3, characterized in that: The 4 bar range pressure gauge (4) and the double pressure relief valve (3) are connected by a G1 / 8 thread.
5. The small steam milk frothing machine according to claim 4, characterized in that: An upper water inlet (12) is arranged above the upper pot (1), a second limiting platform (13) is arranged inside the upper water inlet (12), a 304 stainless steel sealing cover (14) is covered at the upper water inlet (12), a second Teflon sealing ring (15) is arranged between the 304 stainless steel sealing cover (14) and the second limiting platform (13), a lower opening (22) is arranged at the bottom of the upper pot (1), a first limiting platform (16) is arranged inside the lower opening (22), and a first Teflon sealing ring (17) is arranged between the lower pot (2) and the first limiting platform (16).
6. The small steam milk frother according to claim 5, characterized in that: A limiting platform (23) is provided in the steam rod (8) at an end away from the mounting end (6), a limiting ring (24) is provided on the limiting platform (23), a spring (25) is sleeved on the limiting ring (24), a plug rod (26) is fixed to the other end of the spring (25), and a flow channel (27) cooperating with the end of the plug rod (26) is also provided in the steam rod (8), and the plug rod (26) can block the flow channel (27) in a static state.
7. The small steam milk frother according to claim 6, characterized in that: The bottom surface of the lower pot (2) is a plane, and one or more anti-slip convex strips (18) are arranged on the plane.
8. The small steam milk frothing machine according to claim 5, characterized in that: An anti-scalding boss (20) is arranged above the 304 stainless steel sealing cover (14).
9. The small steam milk frother according to claim 8, characterized in that: A product nameplate (19) is engraved on the lower pot (2) by laser.
10. The small steam milk frother according to claim 8, characterized in that: A suction cup (21) is detachably sleeved on the bottom of the lower pot (2).