CN113057893A

CN113057893A - Feeding equipment for intensive care unit

Info

Publication number: CN113057893A
Application number: CN202110271565.3A
Authority: CN
Inventors: 高改青; 李巍巍; 王鑫
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-07-02

Abstract

The invention discloses feeding equipment for an intensive care unit, which has the technical scheme that the feeding equipment comprises a heating barrel, a feeder and a sealing cover body, wherein a stirrer and a stirring motor are arranged on the sealing cover body; the interior of the heating barrel is divided into an upper heating chamber and a lower storage chamber, the lower part of the heating chamber is provided with a blanking pipe communicated with the heating chamber, and the blanking pipe is provided with an electromagnetic switch valve; a centrifugal cylinder is arranged in the storage chamber; the centrifugal cylinder is rotationally connected with the heating barrel around the axis of the centrifugal cylinder, and the lower part of the heating barrel is provided with a centrifugal motor; a feed inlet is formed in the upper end of the centrifugal cylinder, and the blanking pipe extends into the feed inlet; the peripheral wall of the centrifugal cylinder is uniformly provided with discharge holes which penetrate through the peripheral wall of the centrifugal cylinder; a feeding pump is arranged outside the heating barrel, the feeding end of the feeding pump is communicated with the storage chamber, the discharging end of the feeding pump is connected with a feeding hose, and the other end of the feeding hose is communicated with a feeder; the invention can conveniently and rapidly make high-quality liquid food and is convenient for feeding patients.

Description

Feeding equipment for intensive care unit

Technical Field

The invention relates to medical equipment in an intensive care unit, in particular to feeding equipment for the intensive care unit.

Background

The ICU is an intensive care unit, generally called an intensive care unit, can synchronously carry out treatment, nursing and rehabilitation, provides isolation places and equipment for patients with severe or coma, and provides services such as optimal nursing, comprehensive treatment, medical and nursing combination, early rehabilitation after operation, joint nursing exercise treatment and the like.

Patients who are nursed and treated in an intensive care unit are critical generally and cannot take food independently, and besides nutrient solution injection, the intensive care unit is usually supplemented with liquid diet for feeding the patients, so that nutrition is added to the patients, and recovery of the patients is accelerated. When feeding to patient, because patient can't carry out autonomic food intake, generally by medical personnel, with feeding instruments such as syringe to the flow food and draw, and then inject in the patient's oral cavity, and then accomplish and feed patient.

Because the swallowing capacity of a critical patient is poor, when large particles exist in liquid diet such as common white porridge and lean porridge, the patient is easy to have difficulty in eating, and the feeding operation of the patient is inconvenient by adopting tools such as a syringe and the like, so that the feeding efficiency is low.

Disclosure of Invention

The invention aims to provide a feeding device for an intensive care unit, which can conveniently and quickly make high-quality liquid food and conveniently feed patients.

The technical purpose of the invention is realized by the following technical scheme: a feeding device for an intensive care unit comprises a heating barrel and a feeder; the upper part of the heating barrel is provided with a feeding port and a sealing cover body for sealing the feeding port, the lower part of the sealing cover body is provided with a stirrer, the stirrer is rotationally connected with the sealing cover body, and the upper part of the sealing cover body is provided with a stirring motor for driving the stirrer to rotate;

the interior of the heating barrel is divided into an upper heating chamber and a lower storage chamber, the lower part of the heating chamber is provided with a blanking pipe communicated with the heating chamber, and the blanking pipe is provided with an electromagnetic switch valve; a centrifugal cylinder is arranged in the storage chamber; the centrifugal cylinder is rotationally connected with the heating barrel around the axis of the centrifugal cylinder, and a centrifugal motor for driving the centrifugal cylinder to rotate is arranged at the lower part of the heating barrel; a feeding hole is formed in the upper end of the centrifugal cylinder, and the blanking pipe extends into the feeding hole; the peripheral wall of the centrifugal cylinder is uniformly provided with discharge holes which penetrate through the peripheral wall of the centrifugal cylinder;

the heating barrel is provided with a feeding pump outside, the feeding end of the feeding pump is communicated with the storage chamber, the discharging end of the feeding pump is connected with a feeding hose, and the other end of the feeding hose is communicated with the feeder.

By adopting the scheme, the food materials for stewing the porridge liquid food are placed in the heating chamber, the liquid food is further made and processed, and in the stewing process, the stirrer is driven to rotate by the stirring motor, so that the food materials are heated more uniformly and excellently; after the preparation of the liquid diet is finished, an electromagnetic switch valve is opened, the liquid diet in a heating chamber enters a centrifugal cylinder below the heating chamber through a blanking pipe, the centrifugal cylinder is rotated through a centrifugal motor, and the liquid diet is thrown out of a discharge hole to a storage chamber under the action of centrifugal force, so that the liquid diet is crushed by some larger particles under the action of the centrifugal force and the discharge hole, and the texture of the liquid diet is more delicate; the feeder is placed in the oral cavity of a patient, and then the liquid food in the storage chamber is pumped into the oral cavity of the patient through the feeding pump and the feeding hose, so that the operation is convenient.

Preferably, the support device further comprises a support seat, wherein the support seat comprises a support plate and at least three support legs fixed at the bottom of the support plate; the supporting disc is fixedly connected with the peripheral wall of the heating barrel; and a graphite radiating fin is fixed at the bottom of the heating barrel.

By adopting the scheme, the heating barrel is supported by the supporting seat when feeding equipment for an intensive care unit is placed by the supporting seat, so that the bottom of the heating barrel is suspended; and set up the graphite fin at heating barrel bottom, utilize the graphite fin to carry out heat conduction heat dissipation to can dispel the heat to the liquid food in the storage chamber more high-efficiently.

Preferably, the peripheral wall of the upper part of the storage chamber is provided with heat dissipation holes, and the outer wall of the storage chamber at the heat dissipation holes is fixed with a dustproof cap with a downward opening.

By adopting the scheme, through the arrangement of the heat dissipation holes, the heat exchange between the outside air and the air in the storage chamber can be realized through the heat dissipation holes, so that the cooling speed of the liquid food entering the storage chamber is further accelerated; through the setting of dust cap, and then can effectively reduce the foreign matter in the air and enter into the deposit room by the louvre.

Preferably, the feeder comprises a material storage pipe communicated with the material loading hose and a silica gel nozzle fixed at the end part of the material storage pipe, wherein the silica gel nozzle is in a flat tongue shape.

By adopting the scheme, when the feeder feeds the patient, the silica gel nozzle is plugged into the oral cavity of the patient, so that the feeding operation is carried out on the patient; the silica gel mouth is soft in texture and not easy to hurt the oral cavity of a patient, and the silica gel mouth is flat and tongue-shaped, is combined with the shape characteristic of the oral cavity, and is easy for medical care personnel to feed.

Preferably, hard protection plates are arranged at the upper parts of the two sides of the silica gel nozzle and are respectively and fixedly connected with the material storage pipe; the surface of the hard protection plate is coated with a silica gel coating.

By adopting the scheme, the hard protection plates are arranged on the two sides of the silica gel nozzle, so that the silica gel nozzle is protected, and the situation that when a patient is fed, the teeth of the patient are occluded with the silica gel nozzle to influence the feeding of the patient is prevented; through the surperficial cladding at the stereoplasm guard plate there is the silica gel coating, and then makes stereoplasm guard plate surface contact soft, prevents to cause the injury to patient's tooth.

Preferably, the material storage pipe is provided with a protective cover, and the protective cover is connected with the material storage pipe in a sliding mode along the length direction of the material storage pipe.

Through adopting above-mentioned scheme, when feeding the operation to patient, patient's mouth is half-open state, through setting up the protection casing, and then when feeding patient, covers the protection casing in patient's mouth position to prevent that external foreign matter from getting into patient's oral cavity and causing the injury to patient.

Preferably, the stirrer comprises a stirring shaft, a helical blade fixed on the circumferential surface of the stirring shaft and a paddle blade fixed at the lower end of the stirring shaft; the stirring shaft is rotationally connected with the sealing cover body around the axis of the stirring shaft; and a plurality of stirring blades with cutting edges facing the stirring shaft are fixed at the lower part of the sealing cover body.

By adopting the scheme, when the stirring shaft is driven to rotate by the stirring motor, the food material at the bottom is driven to move upwards during heating under the action of the helical blades, and then the stirring blades can crush and divide solid particles with larger volume in the upward movement process; under the resistance of gravity and rivers, the great granule of quality at first moves downwards, through the paddle blade of (mixing) shaft lower extreme, further carries out the breakage to eating the material to the liquid food that the messenger was decocted out is more meticulous.

Preferably, the lower part of the heating chamber is in a bucket shape with the cross section area gradually reduced from top to bottom.

Through adopting above-mentioned scheme, the heating chamber lower part is by the hopper form of upper to lower cross sectional area diminishing gradually, and then the liquid food in the heating chamber flows into the storage chamber more easily under the effect of gravity.

Preferably, the food storage device further comprises a temperature sensor and an MCU, wherein the temperature sensor is used for detecting the temperature of the liquid food in the storage chamber and sending the detected temperature information to the MCU; the MCU is used for judging the temperature information sent by the temperature sensor, and when the detected temperature is higher than the set temperature, the MCU disconnects the starting link of the feeding pump.

Through adopting above-mentioned scheme, detect the temperature of liquid food in the storage chamber through temperature sensor to monitor the temperature of liquid food through setting up MCU, and then when the temperature of liquid food was too high, through MCU control material loading pump, make the material loading pump unable start-up, thereby can make things convenient for effectually to prevent to cause the injury to patient because the liquid food high temperature.

Preferably, the heating device further comprises a water storage tank, a water suction pump is communicated with the water storage tank, a water outlet end of the water suction pump is connected with a water feeding pipe, and the water feeding pipe is communicated with the heating chamber.

Through adopting above-mentioned scheme, through the comprehensive setting of depositing water pitcher and suction pump, and then when the food is endured to the convection current, through controlling the suction pump, and then can convenient and fast add quantitative water into the heating chamber, operate convenient and fast more.

In conclusion, the invention has the following beneficial effects:

1. the centrifugal cylinder is rotated by the centrifugal motor, and the liquid food is thrown out of the discharge hole into the storage chamber under the action of centrifugal force, so that the liquid food is crushed by some larger particles under the action of the centrifugal force and the discharge hole, and the texture of the liquid food is finer; and through louvre and graphite fin setting, can the efficient cool down the liquid food in the apotheca, make things convenient for patient to eat.

2. The silica gel mouth is flat and tongue-shaped, and hard protection plates are arranged on two sides of the silica gel mouth, so that the oral cavity of a patient is not easily damaged, the shape characteristics of the oral cavity are compounded, and the feeding operation of medical personnel is facilitated; the hard protection plate prevents the teeth of the patient from occluding the silica gel mouth when the patient is fed, so that the feeding of the patient is influenced; through the surperficial cladding at the stereoplasm guard plate there is the silica gel coating, and then makes stereoplasm guard plate surface contact soft, prevents to cause the injury to patient's tooth.

Drawings

Fig. 1 is a schematic diagram of a feeding device for use in an intensive care unit.

Fig. 2 is a schematic structural view showing a heating tub.

Fig. 3 is a schematic view showing the structure of the stirrer and the sealing cap.

Fig. 4 is a schematic structural diagram of a dust cap.

Fig. 5 is a schematic diagram showing the structure of the feeder.

Fig. 6 is a control block diagram of the MCU.

In the figure, 1, a support seat; 11. a support disc; 12. a support leg; 2. a heating barrel; 21. a heating chamber; 211. a discharging pipe; 22. a storage chamber; 23. heat dissipation holes; 24. a dust cap; 25. a graphite heat sink; 26. a temperature sensor; 27. MCU; 3. a water storage tank; 31. a water pump; 32. a water feeding pipe; 4. a feeder; 41. a material storage pipe; 42. a silica gel nozzle; 43. a hard guard plate; 44. a protective cover; 5. sealing the cover body; 51. a stirring blade; 6. a stirrer; 61. a stirring shaft; 62. a helical blade; 63. a paddle blade; 7. a stirring motor; 8. a feeding pump; 81. a feeding hose; 9. a centrifugal cylinder; 91. a centrifugal motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a feeding device for intensive care unit, hereinafter referred to as feeding device for short, refers to fig. 1, and includes a supporting base 1, a heating barrel 2, a water storage tank 3 and a feeder 4. The supporting seat 1 comprises a supporting plate 11 and at least three supporting legs 12 fixed at the bottom of the supporting plate 11; the supporting disc 11 is fixedly connected with the peripheral wall of the heating barrel 2. Support heating barrel 2 through supporting seat 1, and then make feeding equipment when placing the use, heating barrel 2 bottoms liftoff. The upper part of the heating barrel 2 is provided with a feeding port, and the feeding port is provided with a sealing cover body 5 for sealing the heating barrel 2.

Referring to fig. 1 and 2, the inside of the heating tub 2 is partitioned into an upper heating chamber 21 and a lower storage chamber 22, and the lower portion of the heating chamber 21 has a bucket shape with a cross-sectional area gradually decreasing from top to bottom. The heating chamber 21 and the storage chamber 22 are both made of stainless steel inner containers. The inner wall of the heating chamber 21 is provided with a resistance wire (not shown) for heating the food material inside the heating chamber 21. A blanking pipe 211 communicated with the heating chamber 21 is arranged at the lower part of the heating chamber 21, and an electromagnetic switch valve is arranged at the blanking pipe 211. A water suction pump 31 is communicated with the water storage tank 3, a water feeding pipe 32 is connected with the water outlet end of the water suction pump 31, and the water feeding pipe 32 is communicated with the heating chamber 21. The food material for stewing the porridge liquid food is put into the heating chamber 21, and the water pump 31 is controlled, so that quantitative water can be conveniently and quickly added into the heating chamber 21. After the preparation of the fluid food is completed, the fluid food is discharged into the storage chamber 22 by opening the electromagnetic opening/closing valve, and the temperature is lowered.

Referring to fig. 1 and 3, the lower portion of the sealing cap body 5 is provided with an agitator 6, and the upper portion of the sealing cap body 5 is provided with an agitator motor 7 for driving the agitator 6 to rotate. The stirrer 6 includes a stirring shaft 61, a propeller blade 62 fixed to the circumferential surface of the stirring shaft 61, and a paddle blade 63 fixed to the lower end of the stirring shaft 61. The stirring shaft 61 is rotatably connected to the closure body 5 about its axis. The body of the stirring motor 7 is fixedly connected with the sealing cover body 5, and the output shaft of the stirring motor 7 is fixedly connected with the stirring shaft 61. A plurality of stirring blades 72 with cutting edges facing the stirring shaft 61 are fixed at the lower part of the sealing cover body 5. When the heating tub 2 is sealed with the sealing lid body 5, the stirrer 6 and the stirring blade 72 are placed in the heating chamber 21. When food materials are heated, the stirring shaft 61 is driven to rotate by the stirring motor 7, the food materials at the bottom during heating are driven to move upwards under the action of the helical blades 62, and then the stirring blades 72 can crush and divide solid particles with larger volume during the upward movement; under the resistance of gravity and rivers, the great granule of quality at first moves downwards, through paddle blade 63 of (mixing) shaft 61 lower extreme, further carries out the breakage to the edible material to make the liquid food of decocting more meticulous.

Referring to fig. 2 and 3, a centrifugal cylinder 9 is provided in the storage chamber 22; the centrifugal cylinder 9 is connected with the heating barrel 2 in a rotating way around the axis thereof, and discharge holes (not shown in the figure) penetrating through the peripheral wall of the centrifugal cylinder 9 are uniformly distributed on the peripheral wall of the centrifugal cylinder 9. The feed pipe 211 extends into the feed opening. The lower part of the heating barrel 2 is provided with a centrifugal motor 91 for driving the centrifugal cylinder 9 to rotate; the body of the centrifugal motor 91 is fixedly connected with the heating barrel 2, and the output shaft of the centrifugal motor 91 is fixedly connected with the centrifugal cylinder 9. The heating barrel 2 is externally provided with a feeding pump 8, the feeding end of the feeding pump 8 is communicated with the storage chamber 22, the discharging end of the feeding pump 8 is connected with a feeding hose 81, and the other end of the feeding hose 81 is communicated with the feeder 4. The liquid food in the heating chamber 21 enters the centrifugal cylinder 9 at the lower part from the blanking pipe 211, the centrifugal cylinder 9 is rotated by the centrifugal motor 91, and the liquid food is thrown out of the discharge hole to the storage chamber 22 under the action of centrifugal force, so that the liquid food is crushed by some larger particles under the action of the centrifugal force and the discharge hole, and the texture of the liquid food is more delicate; the feeder 4 is placed in the mouth of the patient, and then the liquid food in the storage chamber 22 is pumped into the mouth of the patient through the feeding pump 8 and the feeding hose 81, so that the operation is convenient.

Referring to fig. 2 and 4, graphite fins 25 are fixed to the bottom of the heating tub 2. A heat radiation hole 23 (not shown in fig. 1 and 2) is formed in the peripheral wall of the upper portion of the storage chamber 22, and a dust cap 24 (not shown in fig. 1 and 2) having a downward opening is fixed to the outer wall of the storage chamber 22 at the heat radiation hole 23. The graphite radiating fins 25 are arranged at the bottom of the heating barrel 2, and heat conduction and radiation are carried out by the graphite radiating fins 25, so that liquid food in the storage chamber 22 can be radiated more efficiently. Through the arrangement of the heat dissipation holes 23, the heat exchange between the outside air and the air in the storage chamber 22 can be realized through the heat dissipation holes 23, so that the cooling speed of the liquid food entering the storage chamber 22 is further increased; through the setting of dust cap 24, and then can effectively reduce the foreign matter in the air and enter into the storage chamber 22 by louvre 23.

Referring to fig. 5, the feeder 4 includes a storage tube 41 communicating with the feeding hose 81, and a silicone nozzle 42 fixed to an end of the storage tube 41, wherein the silicone nozzle 42 is a flat tongue-shaped nozzle. Hard protection plates 43 are arranged at the upper parts of the two sides of the silica gel nozzle 42, and the hard protection plates 43 are respectively and fixedly connected with the material storage pipe 41; the surface of the hard guard plate 43 is coated with a silica gel coating. The storage pipe 41 is provided with a protective cover 44, and the protective cover 44 is connected with the storage pipe 41 in a sliding manner along the length direction of the storage pipe 41. During a feeding operation, the silicone nozzle 42 is inserted into the mouth of a patient, the protective cover 44 is covered on the mouth of the patient, so that foreign objects can enter the mouth of the patient to hurt the patient, and the feeding pump 8 is started to pump the liquid food in the storage chamber 22 into the mouth of the patient through the feeding pump 8 for feeding. The hard protection plates 43 are arranged on the two sides of the silica gel mouth 42 to protect the silica gel mouth 42, so that the situation that when a patient is fed, the teeth of the patient bite the silica gel mouth 42 to influence feeding of the patient is prevented; the surface of the hard protection plate 43 is coated with the silica gel coating, so that the surface of the hard protection plate 43 is in soft contact, and the teeth of a patient are prevented from being injured.

Referring to fig. 6, the feeding device also includes a temperature sensor 26 and an MCU 27. The temperature sensor 26 is used for detecting the temperature of the liquid food in the storage chamber 22 and sending the detected temperature information to the MCU 27; the MCU27 is used for judging the temperature information sent by the temperature sensor 26, and when the detected temperature is higher than the set temperature, the MCU27 cuts off the starting link of the feeding pump 8. Detect the temperature of liquid food in the deposit room 22 through temperature sensor 26 to monitor the temperature of liquid food through setting up MCU, and then when the temperature of liquid food was too high, through MCU27 control material loading pump 8, make material loading pump 8 unable start-up, thereby can make things convenient for effectually to prevent to cause the injury to patient because the liquid food high temperature.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A feeding device for an intensive care unit, comprising a heating barrel (2) and a feeder (4); the method is characterized in that: the upper part of the heating barrel (2) is provided with a feeding opening and a sealing cover body (5) for sealing the feeding opening, the lower part of the sealing cover body (5) is provided with a stirrer (6), the stirrer (6) is rotatably connected with the sealing cover body (5), and the upper part of the sealing cover body (5) is provided with a stirring motor (7) for driving the stirrer (6) to rotate;

the interior of the heating barrel (2) is divided into an upper heating chamber (21) and a lower storage chamber (22), a discharging pipe (211) communicated with the heating chamber (21) is arranged at the lower part of the heating chamber (21), and an electromagnetic switch valve is arranged at the discharging pipe (211); a centrifugal cylinder (9) is arranged in the storage chamber (22); the centrifugal cylinder (9) is rotatably connected with the heating barrel (2) around the axis of the centrifugal cylinder, and the lower part of the heating barrel (2) is provided with a centrifugal motor (91) for driving the centrifugal cylinder (9) to rotate; a feeding hole is formed in the upper end of the centrifugal cylinder (9), and the discharging pipe (211) extends into the feeding hole; discharge holes penetrating through the peripheral wall of the centrifugal cylinder (9) are uniformly distributed on the peripheral wall of the centrifugal cylinder (9);

the heating barrel (2) is externally provided with a feeding pump (8), the feeding end of the feeding pump (8) is communicated with the storage chamber (22), the discharging end of the feeding pump (8) is connected with a feeding hose (81), and the other end of the feeding hose (81) is communicated with the feeder (4).

2. A feeding device for an intensive care unit according to claim 1, characterized in that: the support structure is characterized by also comprising a support seat (1), wherein the support seat (1) comprises a support plate (11) and at least three support legs (12) fixed at the bottom of the support plate (11); the supporting disc (11) is fixedly connected with the peripheral wall of the heating barrel (2); graphite radiating fins (25) are fixed at the bottom of the heating barrel (2).

3. A feeding device for an intensive care unit according to claim 1, characterized in that: the peripheral wall of the upper part of the storage chamber (22) is provided with a heat dissipation hole (23), and a dustproof cap (24) with a downward opening is fixed on the outer wall of the storage chamber (22) at the heat dissipation hole (23).

4. A feeding device for an intensive care unit according to claim 1, characterized in that: the feeder (4) comprises a material storage pipe (41) communicated with the feeding hose (81) and a silica gel nozzle (42) fixed at the end part of the material storage pipe (41), wherein the silica gel nozzle (42) is in a flat tongue shape.

5. A feeding device for an intensive care unit according to claim 4, characterized in that: hard protection plates (43) are arranged on the upper portions of the two sides of the silica gel nozzle (42), and the hard protection plates (43) are respectively fixedly connected with the material storage pipe (41); the surface of the hard protection plate (43) is coated with a silica gel coating.

6. A feeding device for an intensive care unit according to claim 4, characterized in that: the storage pipe (41) is provided with a protective cover (44), and the protective cover (44) is connected with the storage pipe (41) in a sliding mode along the length direction of the storage pipe (41).

7. A feeding device for an intensive care unit according to claim 1, characterized in that: the stirrer (6) comprises a stirring shaft (61), a helical blade (62) fixed on the circumferential surface of the stirring shaft (61) and a paddle blade (63) fixed at the lower end of the stirring shaft (61); the stirring shaft (61) is rotationally connected with the sealing cover body (5) around the axis of the stirring shaft; and a plurality of stirring blades (72) with cutting edges facing the stirring shaft (61) are fixed at the lower part of the sealing cover body (5).

8. A feeding device for an intensive care unit according to claim 1, characterized in that: the lower part of the heating chamber (21) is in a bucket shape with the cross section area gradually reduced from top to bottom.

9. A feeding device for an intensive care unit according to claim 1, characterized in that: the food storage device is characterized by further comprising a temperature sensor (26) and an MCU (27), wherein the temperature sensor (26) is used for detecting the temperature of the liquid food in the storage chamber (22) and sending the detected temperature information to the MCU (27); the MCU (27) is used for judging the temperature information sent by the temperature sensor, and when the detected temperature is higher than the set temperature, the MCU (27) disconnects the starting link of the feeding pump (8).

10. A feeding device for an intensive care unit according to any one of claims 1 to 9, characterized in that: still include water storage tank (3), the intercommunication of water storage tank (3) has suction pump (31), the play water end of suction pump (31) is connected with water pipe (32), water pipe (32) are linked together with heating chamber (21).