CN209899121U - Steam boiling water all-in-one machine - Google Patents

Abstract

The utility model discloses a steam boiling water all-in-one, including the casing, locate the hot-water tank that is used for heating cold water in the casing and be used for forming the steam chest of steam, the inner chamber of hot-water tank with the inner chamber of steam chest all is equipped with the heating element who is used for heating cold water, the inner chamber of hot-water tank still is equipped with first low water level inductor and high water level inductor, the inner chamber of steam chest still is equipped with second low water level inductor, first low water level inductor arrives the distance of the bottom of the inner chamber of hot-water tank equals the second low water level inductor arrives the distance of the bottom of the inner chamber of steam chest. This steam boiling water all-in-one can reduce the steam and take out liquid water yield, guarantees the flavor of drink then.

Description

Steam boiling water all-in-one machine

Technical Field

The utility model relates to a steam boiling water all-in-one machine.

Background

The steam water boiler is a commercial device integrating functions of boiling water, cold water and steam, and is widely applied to food stores, for example, the steam water boiler is used for quickly heating drinks to enable the flavor of the drinks not to be lost, the steam is used for quickly heating fresh milk to enable milk bubbles to be fine and smooth, the steam is used for extracting tea bags, and the like.

In the steam water boilers disclosed in patent application numbers 201720410741.6 and 201521018152.0, boiled water and steam are obtained from the same boiler, the water level in the boiler cannot be too low due to the requirement of boiled water storage, and in practice, when the steam water boiler sprays steam due to too high water level in the boiler, the steam can take out a large amount of liquid water from the boiler, so that heated drinks such as milk tea and coffee are diluted due to the large amount of liquid water taken out by the steam, and the flavors of the drinks such as milk tea and coffee are influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a steam boiling all-in-one machine which can reduce the amount of liquid water brought out by steam.

The purpose of the utility model is realized by adopting the following technical scheme:

steam boiling water all-in-one, including the casing, locate the hot-water tank that is used for heating cold water in the casing and be used for forming the steam chest of steam, the inner chamber of hot-water tank with the inner chamber of steam chest all is equipped with the heating element that is used for heating cold water, the inner chamber of hot-water tank still is equipped with first low water level inductor and high water level inductor, the inner chamber of steam chest still is equipped with the low water level inductor of second, first low water level inductor arrives the distance of the bottom of the inner chamber of hot-water tank equals the low water level inductor of second arrives the distance of the bottom of the inner chamber of steam chest.

Furthermore, the steam boiling all-in-one machine further comprises a cold water inlet pipe, an inlet of the cold water inlet pipe is communicated with an external water source, and an outlet of the cold water inlet pipe can be communicated with any one of the inner cavity of the hot water tank, the inner cavity of the steam tank and a cold water outlet pipe arranged on the shell.

Furthermore, the steam boiling all-in-one machine further comprises a hot water pump and a hot water outlet pipe, an inlet of the hot water pump is communicated with an inner cavity of the hot water tank, an outlet of the hot water pump is communicated with an inlet of the hot water outlet pipe, and an outlet of the hot water outlet pipe is communicated with a hot water faucet arranged outside the shell.

Furthermore, the steam boiling water all-in-one machine further comprises a gas pipeline, the gas pipeline is communicated with the inside of the hot water tank, the hot water outlet pipe is provided with two outlets, one outlet of the hot water outlet pipe is communicated with the hot water faucet, the other outlet of the hot water outlet pipe is communicated with the first end of the gas pipeline, a first reverse valve is arranged between the gas pipeline and the outlet connected with the hot water outlet pipe so as to prevent hot water from entering the gas pipeline, and a second reverse valve is arranged at the second end of the gas pipeline so as to prevent gas from flowing out of the gas pipeline

Further, the outlet of the cold water outlet pipe is communicated with the hot water faucet.

Further, the height of the steam box is less than or equal to three-quarters of the height of the hot water box and greater than or equal to one-half of the height of the hot water box.

Furthermore, the steam boiling water all-in-one machine also comprises a controlled steam electromagnetic valve and a gas outlet pipeline component, wherein the inlet of the steam electromagnetic valve is communicated with the outlet of the steam box, the gas outlet pipeline component comprises a connecting cylinder, a gas outlet pipe and a first sealing connecting piece, the side wall of the connecting cylinder is provided with a steam inlet communicated with the outlet of the steam electromagnetic valve, the steam inlet is communicated with the inside of the connecting cylinder, the first end of the connecting cylinder is hermetically connected with the front end of the gas outlet pipe, the inlet of the gas outlet pipe is communicated with the inside of the connecting cylinder, the second end of the connecting cylinder is hermetically connected with the first sealing connecting piece, the rear end of the gas outlet pipe is provided with a temperature sensor used for sensing the temperature of the drink, a temperature sensing probe seat of the temperature sensor is embedded in the gas outlet pipe, and a probe of the temperature sensor is exposed out of the, the temperature sensor is provided with an electric wire electrically connected with the temperature sensing probe, and one end of the electric wire sequentially penetrates through the air outlet pipe, the connecting cylinder and the first sealing connecting piece and then is connected with a control circuit of the steam boiling all-in-one machine.

Further, the rear end of outlet duct is equipped with an installation section of thick bamboo, the first end of an installation section of thick bamboo with the connection can be dismantled to the rear end of outlet duct, the second end of an installation section of thick bamboo is seted up the shoulder hole and is supplied steam exhaust steam outlet, with the extending direction of the first end of an installation section of thick bamboo to second end is the reference direction, the aperture of shoulder hole reduces gradually, the shoulder hole cooperates with temperature sensing probe seat joint.

Further, the outer wall of the first end of the mounting cylinder is in threaded connection with the inner wall of the rear end of the air outlet pipe.

Further, the front end of outlet duct pass through second sealing connection spare with the first end sealing connection of connecting cylinder, the front end of outlet duct is equipped with the spheroid, the entry of outlet duct is located the spheroid, the through-hole has been seted up to second sealing connection spare, the aperture of through-hole is greater than the pipe diameter of outlet duct and is less than the diameter of spheroid, be equipped with the spring in the connecting cylinder, work as second sealing connection spare with during the first end sealing connection of connecting cylinder, place in the spheroid just can wind in the connecting cylinder rotates, the one end of spheroid with the sealed butt of second sealing connection spare, the other end of spheroid with the spring butt, the spring be used for the spheroid provides the edge the elastic force that second sealing connection spare is close to.

Furthermore, the end part of the spring connected with the spherical body is connected with a positioning sleeve, and the end part of the positioning sleeve is provided with an inward concave arc surface matched with the spherical body.

The second end of the connecting cylinder is provided with a first threaded hole matched with the first sealing connecting piece, a first sealing piece is arranged in the first threaded hole, and the outer diameter of the first sealing piece is larger than that of the first threaded hole.

Further, the inside of the first sealing element is hollow, and a second sealing element is arranged inside the first sealing element.

Furthermore, a second threaded hole is formed in the second end of the connecting cylinder, the second sealing connecting piece is in threaded connection with the second threaded hole, and a third sealing piece is arranged between the second sealing connecting piece and the second threaded hole.

Further, the aperture of the first threaded hole is smaller than the aperture of the second threaded hole.

Further, a fourth sealing member is disposed between the spherical body and the second sealing connection member.

Compared with the prior art, the beneficial effects of the utility model reside in that: through setting the hot water tank and the steam box separately, as the steam box only needs to generate steam without storing hot water, only the second low water level sensor is arranged in the steam box, when the water level in the inner cavity of the steam box is lower than the second low water level sensor, the steam box is connected with cold water, and when the water level in the inner cavity of the steam box is higher than the second low water level sensor, the steam box stops being connected with the cold water, so that the water quantity in the steam box can be ensured not to be too much, and the heating element in the steam box can not be burnt out; in addition, traditional steam boiling water all-in-one makes heating element by frequent heating because frequently using steam, the utility model discloses a steam boiling water all-in-one separately sets up heating cabinet and steam chest, has avoided the heating element frequent heating in the heating cabinet and has reduced life, improves the heating element's in the heating cabinet life to incrustation scale in the reducible hot-water tank deposits.

Drawings

Fig. 1 is a schematic structural view of a steam and water integrated machine of the present invention;

FIG. 2 is a cross-sectional view of the steam water boiler shown in FIG. 1;

FIG. 3 is a cross-sectional view of the steam water boiler shown in FIG. 1;

FIG. 4 is a schematic structural diagram of an outlet pipe assembly in the steam-boiling all-in-one machine shown in FIG. 1;

fig. 5 is an internal structural view of the air outlet pipe assembly shown in fig. 4;

FIG. 6 is an exploded view of the outlet duct assembly shown in FIG. 4;

fig. 7 is a cross-sectional view of the mounting cartridge in the outlet pipe assembly shown in fig. 6.

In the figure: 10. a housing; 20. a hot water tank; 30. a steam box; 40. a cold water inlet pipe; 50. a first conduit; 60. a cold water outlet pipe; 7. an outlet duct assembly; 71. an air outlet pipe; 72. a connecting cylinder; 73. a first sealing connection; 74. a temperature sensor; 741. a temperature sensing probe; 742. a temperature sensing probe base; 743. an electric wire; 75. mounting the cylinder; 751. a steam outlet; 752. a stepped hole; 76. a second sealing connection; 77. a spring; 78. a positioning sleeve; 70. a second conduit; 80. a hot water outlet pipe; 90. a steam pipe; 100. a hot water tap; 200. a gas pipeline.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1 and 2, for the steam boiling all-in-one machine of the present invention, the steam boiling all-in-one machine comprises a housing 10, a hot water tank 20 disposed in the housing 10 for heating cold water, and a steam tank 30 for forming steam, wherein both the inner cavity of the hot water tank 20 and the inner cavity of the steam tank 30 are provided with heating elements for heating cold water, the inner cavity of the hot water tank 20 is further provided with a first low water level sensor and a high water level sensor, wherein it can be understood that the first low water level sensor is set at a height that can ensure that the heating elements in the hot water tank 20 are not burned out, the high water level sensor is set higher than the first low water level sensor and ensure that the distance between the high water level sensor and the first low water level sensor can meet the hot water reserve amount for the user to use hot water, the inner cavity of the steam tank 30 is further provided with a second low water level sensor, the distance from the first low water level sensor to the bottom of the inner cavity of the hot water tank 20 is equal to the distance from the second low water level sensor to the bottom of the inner cavity of the steam tank 30.

The utility model discloses a steam boiling water all-in-one, through setting up hot-water tank 20 and steam chest 30 separately, because steam chest 30 only needs to produce steam and need not deposit hot water, only be equipped with the second low water level inductor in steam chest 30 can, when the water level in the inner chamber of steam chest 30 is less than the second low water level inductor, steam chest 30 inserts cold water, when the water level in the inner chamber of steam chest 30 is higher than the second low water level inductor, steam chest 30 stops to insert cold water, so, can both accomplish the water yield in guaranteeing steam chest 30 and can not too much, can guarantee again can not burn out the heating element in the steam chest 30, compare with traditional steam boiling water machine, the water yield in steam chest 30 significantly reduces, and then make the steam that produces by this steam chest 30 can not have too much liquid, during the use, can guarantee the flavor of drink; in addition, traditional steam boiling water all-in-one makes heating element by frequent heating because frequently using steam, the utility model discloses a steam boiling water all-in-one separately sets up heating cabinet and steam chest 30, has avoided the heating element frequent heating in the heating cabinet and has reduced life, improves the heating element's in the heating cabinet life to the incrustation scale in the reducible hot-water tank 20 deposits.

Specifically, the steam-boiling all-in-one machine further comprises a cold water inlet pipe 40, an inlet of the cold water inlet pipe 40 is communicated with an external water source, and an outlet of the cold water inlet pipe 40 can be communicated with any one of an inner cavity of the hot water tank 20, an inner cavity of the steam tank 30 and a cold water outlet pipe 60 arranged inside the shell 10, so as to supply cold water to the hot water tank 20, the steam tank 30 and the cold water outlet pipe 60 respectively.

As shown in fig. 2, it can be understood that the cold water inlet pipe 40 can be respectively communicated with the first pipe 50, the second pipe 70 and the cold water outlet pipe 60 through a four-way water pipe joint, as shown in fig. 2, the first pipe 50 is a pipe capable of supplying cold water into the hot water tank 20, the second pipe 70 is a pipe capable of supplying cold water into the steam tank 30, wherein an inlet of the first pipe 50 is communicated with one of the four-way water pipe joints, an outlet of the first pipe 50 is communicated with an inner cavity of the hot water tank 20, an inlet of the second pipe 70 is communicated with the other of the four-way water pipe joints, an outlet of the second pipe 70 is communicated with the inner cavity of the steam tank 30, an inlet of the cold water outlet pipe 60 is communicated with the other of the four-way water pipe joints, an outlet of the cold water outlet pipe 60 can be communicated with a cold water tap, and then cold water can be respectively supplied to the hot water tank, and controllable electromagnetic valves are respectively arranged between the four-way water pipe joint and the inlet of the first pipeline 50, between the four-way water pipe joint and the inlet of the second pipeline 70 and between the four-way water pipe joint and the inlet of the cold water outlet pipe 60 so as to control the supply of cold water to any one of the hot water tank 20, the steam tank 30 and the cold water outlet pipe 60, and the electromagnetic valves are one-way valves, so that the cold water can be prevented from flowing backwards and cannot be mutually influenced.

Of course, in this embodiment, in order to save space, the steam-boiling all-in-one machine may include a first three-way water pipe joint and a second three-way water pipe joint, the four-way water pipe joint may be replaced by the first three-way water pipe joint and the second three-way water pipe joint, an inlet of the first three-way water pipe joint is communicated with an outlet of the cold water inlet pipe 40, one outlet of the first three-way water pipe joint is communicated with an inlet of the second pipeline 70, another outlet of the first three-way water pipe joint is communicated with an inlet of the second three-way water pipe joint, and two outlets of the second three-way water pipe joint are respectively communicated with an inlet of the cold water outlet pipe 60 and an inlet of the.

Specifically, when the water level in the inner cavity of the steam box 30 is lower than the second low water level sensor, the solenoid valve disposed between the four-way water pipe joint and the inlet of the second pipe 70 is controlled and communicated with the inner cavity of the steam box 30, and when the water level in the inner cavity of the steam box 30 is higher than the second low water level sensor, the solenoid valve disposed between the four-way water pipe joint and the inlet of the second pipe 70 is controlled and disconnected from the inner cavity of the steam box 30.

More specifically, the steam-boiling all-in-one machine further comprises a hot water pump and a hot water outlet pipe 80, wherein an inlet of the hot water pump is communicated with the inner cavity of the hot water tank 20, an outlet of the hot water pump is communicated with an inlet of the hot water outlet pipe 80, and an outlet of the hot water outlet pipe 80 is communicated with a hot water tap 100 arranged outside the shell 10.

In the embodiment, the outlet of the cold water outlet pipe 60 is communicated with the hot water faucet 100, that is, the hot water faucet 100 is a hot and cold water mixing faucet, when hot water is needed, the hot water faucet 100 can output hot water, when cold water is needed, the hot water faucet 100 can output cold water, and thus, one faucet can be saved. As shown in fig. 2, a check valve is disposed at a position of the hot water outlet pipe 80 close to the outlet of the cold water outlet pipe 60 to prevent the cold water from flowing into the hot water tank 20 when the cold water is discharged.

In order to reduce the cost, the hot water pump is a brushless direct current micro water pump. More specifically, the steam boiling all-in-one machine further comprises a gas pipe 200, the gas pipe 200 is communicated with the inner cavity of the hot water tank 20, the hot water outlet pipe 80 has two outlets, one outlet of the hot water outlet pipe 80 is communicated with the hot water tap 100 disposed outside the housing 10, the other outlet of the hot water outlet pipe 80 is communicated with the first end of the gas pipe 200, wherein, in order to prevent hot water from flowing into the gas pipe 200, a first reversing valve is disposed between the first end of the gas pipe 200 and the outlet connected with the hot water outlet pipe 80, and in order to prevent gas of the gas pipe 200 from flowing out of the gas pipe 200, the second end of the gas pipe 200 is provided with a second reversing valve, so that steam in the hot water tank 20 is concentrated between the first reversing valve and the second reversing valve, when steam is sufficient, gas in the gas pipe 200 is forced to flow into the hot water tank 20, and then the pressure in the inner cavity of the hot water tank 20 can, the hot water in the hot water tank 20 is facilitated to flow out more smoothly.

As shown in fig. 2, the height of the steam box 30 is less than or equal to three-quarters of the height of the hot water box 20 and greater than or equal to one-half of the height of the hot water box 20, so that the distance from the steam in the steam box 30 to the inlet of the second pipe 70 can be shortened, and the normal discharge of the steam in the steam box 30 can be ensured. As shown in fig. 2, a platform for raising the steam box 30 is provided in the casing 10, i.e. the steam box 30 is placed on the platform.

The steam and water integrated machine further comprises a steam valve, the steam valve comprises a controlled electromagnetic valve and an air outlet pipeline assembly 7, the electromagnetic valve is connected with the air outlet pipeline assembly 7 through a steam pipe 90, the electromagnetic valve is arranged at the top of the steam box 30, and an inlet of the electromagnetic valve is communicated with an outlet of the steam box 30. The top of the steam box 30 is further provided with a pressure switch for detecting the pressure in the steam box 30, and when the pressure in the steam box 30 reaches a preset pressure, the steam box 30 stops heating.

Referring to fig. 4 to 6, the outlet duct assembly 7 includes a connecting cylinder 72, an outlet duct 71 and a first sealing connector 73, a steam inlet communicated with an outlet of a steam pipe 90 is formed in a side wall of the connecting cylinder 72, the steam inlet is communicated with an inside of the connecting cylinder 72, a first end of the connecting cylinder 72 is hermetically connected with a front end of the outlet duct 71, an inlet of the outlet duct 71 is communicated with an inside of the connecting cylinder 72, a second end of the connecting cylinder 72 is hermetically connected with the first sealing connector 73, a temperature sensor 74 for sensing a temperature of a beverage is disposed at a rear end of the outlet duct 71, a temperature sensing probe holder 742 of the temperature sensor 74 is embedded in the outlet duct 71, a temperature sensing probe 741 of the temperature sensor 74 is exposed out of the outlet duct 71, the temperature sensor 74 is provided with an electric wire 743 electrically connected with the temperature sensing probe 741, and one end of the electric wire 743 sequentially passes through the outlet duct 71 and the outlet duct, The connecting cylinder 72 and the first sealing connector 73 are then connected with the control circuit of the integrated steam boiler.

In the conventional steam boiling water all-in-one machine, the temperature sensor 74 is exposed out of the air outlet pipe 71, and in practice, the wire 743 of the temperature sensor 74 is easily pulled to cause the wire 743 and the probe to be in poor contact or separated, which affects the detection precision of the temperature sensor 74 and makes it difficult to ensure the normal use of the temperature sensor 74, in the utility model, the temperature sensing probe holder 742 of the temperature sensor 74 is embedded in the air outlet pipe 71, the temperature sensing probe 741 of the temperature sensor 74 is exposed out of the air outlet pipe 71, the temperature sensor 74 is provided with the wire 743 electrically connected with the temperature sensing probe 741, one end of the wire 743 passes through the air outlet pipe 71, the connecting cylinder 72 and the first sealing connector 73 in sequence, and then is connected with the control circuit of the steam boiling water all-in-one machine, that is to expose the temperature sensing probe 741 out of the air outlet pipe 71, and embed the temperature sensing probe holder 742 and the wire, not only the wire 743 is prevented from being pulled, but also the temperature sensing probe 741 and the wire 743 are enabled to reduce the occupied space, and then the detection precision and the normal use of the temperature sensor 74 are ensured.

With reference to fig. 4 to 7, an installation cylinder 75 is disposed at the rear end of the outlet pipe 71, a first end of the installation cylinder 75 is detachably connected to the rear end of the outlet pipe 71, a stepped hole 752 and a steam outlet 751 for discharging steam are disposed at a second end of the installation cylinder 75, an extending direction from the first end to the second end of the installation cylinder 75 is taken as a reference direction, a hole diameter of the stepped hole 752 is gradually reduced, and the stepped hole 752 is in clamping fit with the temperature sensing probe holder 742, so that the temperature sensing probe holder 742 can be stably installed in the installation cylinder 75, and the detection accuracy of the temperature sensing probe 741 is prevented from being influenced by random shaking.

In order to ensure the tight connection between the mounting cylinder 75 and the air outlet pipe 71, the outer wall of the first end of the mounting cylinder 75 is in threaded connection with the inner wall of the rear end of the air outlet pipe 71.

More specifically, the front end of the air outlet pipe 71 is connected with the first end of the connecting cylinder 72 in a sealing manner through a second sealing connector 76, the front end of the air outlet pipe 71 is provided with a spherical body, the inlet of the air outlet pipe 71 is arranged on the spherical body, the second sealing connector 76 is provided with a through hole, the aperture of the through hole is larger than the pipe diameter of the air outlet pipe 71 and smaller than the diameter of the spherical body, when the air outlet pipe is used, the second sealing connector 76 penetrates through the rear end of the air outlet pipe 71 and then moves to the front end of the air outlet pipe 71, a spring 77 is arranged in the connecting cylinder 72, when the second sealing connector 76 is connected with the first end of the connecting cylinder 72 in a sealing manner, the spherical body is arranged in the connecting cylinder 72 and can rotate around the connecting cylinder 72, one end of the spherical body is in sealing and abutting connection with the second sealing connector 76, and the other end of the spherical body is, the spring 77 is used to provide the ball with a spring force that approaches along the second sealing connection 76.

Through setting up the front end of outlet duct 71 to the spheroid, and make the aperture of the through-hole of second sealing connecting piece 76 be greater than the pipe diameter of outlet duct 71 and be less than the diameter of spheroid, when second sealing connecting piece 76 is connected with connecting cylinder 72, the spheroid can rotate relative to connecting cylinder 72, so as to adjust the installation angle of outlet duct 71 at will for the user, and the convenience of customers uses, the one end and the spring 77 butt of spheroid, the other end and the butt of second sealing connecting piece 76, when being in quiescent condition, the spheroid can guarantee under the butt effect of spring 77 and second sealing connecting piece 76 that the connection between spheroid and the second sealing connecting piece 76 is comparatively inseparable, then avoid steam to leak from the hookup location department of spheroid and second sealing connecting piece 76, and when needing to adjust the installation angle of outlet duct 71, can easily rotate outlet duct 71 again.

For reducing the rotating friction force of the spherical body, the spring 77 is connected with the end part connected with the spherical body by the positioning sleeve 78, the end part of the positioning sleeve 78 is provided with an inward concave arc surface matched with the spherical body, the surface of the inward concave arc surface is smooth, so that the rotating friction force of the spherical body can be reduced, the inward concave arc surface of the positioning sleeve 78 can wrap the spherical body to play a role of limiting the spherical body, and the spherical body is prevented from being disconnected from the positioning sleeve 78.

In order to improve the sealing performance of the air outlet pipe 71 assembly, a first threaded hole matched with the first sealing connecting piece 73 is formed in the second end of the connecting cylinder 72, a first sealing piece is arranged in the first threaded hole, and the outer diameter of the first sealing piece is larger than that of the first threaded hole.

The first sealing element is hollow, and the second sealing element is arranged inside the first sealing element, so that the sealing performance of the air outlet pipe 71 assembly can be further improved.

Similarly, a second threaded hole is formed in the second end of the connecting cylinder 72, the second sealing connecting piece 76 is in threaded connection with the second threaded hole, and a third sealing piece is arranged between the second sealing connecting piece 76 and the second threaded hole. A fourth seal member is provided between the spherical body and the second seal connection 76. The first sealing element and the second sealing element can be made of rubber materials, and the third sealing element and the fourth sealing element can be sealing rings or sealing glue.

In order to lead the steam to the second threaded hole as much as possible, and thus reduce the steam leakage amount of the air outlet pipeline assembly 7, the diameter of the first threaded hole is smaller than that of the second threaded hole.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The steam and water integrated machine comprises a shell and is characterized by further comprising a hot water tank and a steam box, the hot water tank is arranged in the shell and used for heating cold water, the steam box is used for forming steam, heating elements used for heating cold water are arranged in an inner cavity of the hot water tank and an inner cavity of the steam box, a first low water level sensor and a high water level sensor are further arranged in the inner cavity of the hot water tank, a second low water level sensor is further arranged in the inner cavity of the steam box, and the distance from the first low water level sensor to the bottom of the inner cavity of the hot water tank is equal to the distance from the second low water level sensor to the bottom of the inner cavity of the steam box.

2. The steam boiling all-in-one machine of claim 1, further comprising a cold water inlet pipe, wherein an inlet of the cold water inlet pipe is communicated with an external water source, and an outlet of the cold water inlet pipe can be communicated with any one of an inner cavity of the hot water tank, an inner cavity of the steam tank and a cold water outlet pipe arranged on the shell.

3. The steam-boiling integrated machine of claim 2, further comprising a hot water pump and a hot water outlet pipe, wherein an inlet of the hot water pump is communicated with an inner cavity of the hot water tank, an outlet of the hot water pump is communicated with an inlet of the hot water outlet pipe, and an outlet of the hot water outlet pipe is communicated with a hot water faucet arranged outside the shell.

4. The steam-boiling integrated machine according to claim 3, further comprising a gas pipeline, the gas pipeline is communicated with the inside of the hot water tank, the hot water outlet pipe has two outlets, one outlet of the hot water outlet pipe is communicated with the hot water tap, the other outlet of the hot water outlet pipe is communicated with the first end of the gas pipeline, a first reversing valve is arranged between the outlets of the gas pipeline and the hot water outlet pipe for preventing hot water from entering the gas pipeline, and a second reversing valve is arranged at the second end of the gas pipeline for preventing gas from flowing out of the gas pipeline.

5. The steam-boiling all-in-one machine as claimed in claim 3, wherein the outlet of the cold water outlet pipe is communicated with the hot water tap.

6. The steam-boiling all-in-one machine of claim 1, wherein the height of the steam box is less than or equal to three-quarters of the height of the hot water box and greater than or equal to one-half of the height of the hot water box.

7. The steam boiling and water heating integrated machine according to claim 1, further comprising a controlled steam solenoid valve and an air outlet pipe assembly, wherein an inlet of the steam solenoid valve is communicated with an outlet of the steam box, the air outlet pipe assembly comprises a connecting cylinder, an air outlet pipe and a first sealing connecting piece, a steam inlet communicated with the outlet of the steam solenoid valve is formed in a side wall of the connecting cylinder, the steam inlet is communicated with the inside of the connecting cylinder, a first end of the connecting cylinder is hermetically connected with the front end of the air outlet pipe, an inlet of the air outlet pipe is communicated with the inside of the connecting cylinder, a second end of the connecting cylinder is hermetically connected with the first sealing connecting piece, a temperature sensor for sensing the temperature of the beverage is arranged at the rear end of the air outlet pipe, and a temperature sensing probe seat of the temperature sensor is embedded in the air outlet pipe, the temperature sensing probe of the temperature sensor is exposed out of the air outlet pipe, the temperature sensor is provided with an electric wire electrically connected with the temperature sensing probe, and one end of the electric wire sequentially penetrates through the air outlet pipe, the connecting cylinder and the first sealing connecting piece and then is connected with a control circuit of the steam boiling all-in-one machine.

8. The steam boiling all-in-one machine of claim 7, wherein an installation cylinder is arranged at the rear end of the air outlet pipe, a first end of the installation cylinder is detachably connected with the rear end of the air outlet pipe, a stepped hole and a steam outlet for steam to be discharged are formed in a second end of the installation cylinder, the extending direction from the first end to the second end of the installation cylinder is taken as a reference direction, the aperture of the stepped hole is gradually reduced, and the stepped hole is in clamping fit with the temperature sensing probe seat.

9. The steam-boiling integrated machine of claim 8, wherein the front end of the air outlet pipe is hermetically connected with the first end of the connecting cylinder through a second sealing connecting piece, the front end of the air outlet pipe is provided with a spherical body, the inlet of the air outlet pipe is arranged on the spherical body, the second sealing connecting piece is provided with a through hole, the aperture of the through hole is larger than the pipe diameter of the air outlet pipe and smaller than the diameter of the spherical body, a spring is arranged in the connecting cylinder, when the second sealing connecting piece is in sealing connection with the first end of the connecting cylinder, the spherical body is arranged in the connecting cylinder and can rotate around the connecting cylinder, one end of the spherical body is in sealing and abutting joint with the second sealing and connecting piece, the other end of the spherical body is in abutting joint with the spring, the spring is used for providing elastic force for the spherical body to approach along the second sealing connecting piece.

10. The steam and water all-in-one machine is characterized in that the end part of the spring connected with the spherical body is connected with a positioning sleeve, and the end part of the positioning sleeve is provided with an inward concave arc surface matched with the spherical body.

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