CN115947291A

CN115947291A - Draught beer machine

Info

Publication number: CN115947291A
Application number: CN202211741326.0A
Authority: CN
Inventors: 邱迪清; 邱迪林
Original assignee: Taros Technology Co ltd
Current assignee: Taros Technology Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-04-11
Also published as: WO2024138963A1

Abstract

The invention provides a draught beer machine, and belongs to the technical field of wine drinking equipment. It has solved the not enough problem of current draught beer machine refrigeration effect. The draught beer machine comprises a box body with a refrigerating cavity, a fan and a water tank with a water storage cavity are arranged in the box body, a refrigerating piece which is located beside the water tank and can refrigerate the refrigerating cavity is arranged in the refrigerating cavity, the water tank is provided with a temperature guide channel which is located on the upper portion of the refrigerating piece and is communicated with the water storage cavity, the upper end of the temperature guide channel, provided with an air outlet, is right opposite to the air outlet, the fan is located above the air outlet and can supply air to the air outlet. The structure of the invention enables low-temperature gas in the water storage cavity of the water tank to be utilized to refrigerate the refrigerating cavity, thereby improving the utilization rate of cold energy and further obviously improving the refrigerating effect of the draught beer machine.

Description

Draught beer machine

Technical Field

The invention belongs to the technical field of wine drinking equipment, and relates to a draught beer machine.

Background

With the progress of the times, the quality of life of human beings is improved, people have higher requirements on drinking, canned and bottled beer hardly meets the drinking requirements of people, and more people hope to drink fresh, sanitary and delicious pure draught beer. A draught beer machine is used for cooling beer, the traditional draught beer machine is used together with a carbon dioxide tank and a beer barrel, beer at normal temperature is contained in the beer barrel, pressure is applied through the carbon dioxide tank to enable the beer in the beer barrel to be extruded out and flow into the draught beer machine, the draught beer machine cools the flowing beer, then the flowing beer flows out of the draught beer machine to reach a faucet, and people can drink the beer by opening the faucet.

For example, a water-cooled beer machine (application number: 201687398.4) disclosed in the patent literature comprises a box body, a refrigeration loop including a compressor, a condenser and a refrigeration pipe is arranged in the box body, a water tank is arranged in the box body, the refrigeration pipe is coiled in the water tank, a refrigeration cavity for placing a wine barrel is arranged in the box body, and a wine outlet pipe for connecting the wine barrel is also arranged in the box body. In order to realize the refrigeration effect, the draught beer machine is provided with a refrigeration box in a refrigeration cavity, a cold water pipe is coiled in the refrigeration box, and a power mechanism which can enable water in the water box to circularly flow in the cold water pipe is arranged in the box body. Although this draught beer machine can also realize cold-stored, but there is the not enough problem of cold-stored effect, particularly, the cavity and the cold-stored chamber that its water tank was located are separated completely, and cold-stored chamber relies on the refrigeration case to realize refrigeration totally, even if more cooling water has been stored in the water tank this moment, but can get into the cold water intraductal circulation mobile cooling water of refrigeration case and be not many, consequently the utilization ratio of cold volume is not high, lead to cold-stored effect not enough, lead to under the hot weather condition like this, the beer water shelf life in the beer barrel is shorter, take place to deteriorate easily and influence the quality of wine.

Disclosure of Invention

The invention aims to provide a draught beer machine aiming at the problems in the prior art, and solves the problem that the refrigeration effect of the prior draught beer machine is insufficient.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a draught beer machine, is including having the box in refrigeration chamber, be equipped with the fan in the box and have the water tank in water storage chamber, the refrigeration intracavity is equipped with the refrigeration piece that can carry out the refrigeration to refrigerating chamber that is located the water tank side, and its characterized in that, the water tank have be located refrigeration piece upper portion and lead the warm passageway with the water storage chamber is linked together, lead the upper end that the bottom of warm passageway has air outlet and refrigeration piece just right with the air outlet, the fan is located the top of air outlet and can supplies air to the air outlet.

The water tank of the draught beer machine is like the prior art, the cold pipe and the wine outlet pipe can be wound in the water storage cavity of the water tank, the refrigerating pipe can refrigerate water in the water tank to form cooling water, the wine outlet pipe can be cooled, and a low-temperature state is always kept in the water storage cavity of the water tank. At this moment, the present case is through setting up the temperature channel of leading that is located refrigeration piece upper portion and is linked together with the water storage chamber on the water tank for the microthermal gas in the water storage chamber can flow to leading in the temperature channel, the fan that is located the top of air outlet just can blow off the cryogenic gas in leading the temperature channel from the air outlet, because the upper end of refrigeration piece is just right with the air outlet this moment, consequently, the wind that the fan blew off also can be through refrigeration piece, consequently lead the cryogenic gas in the temperature channel, plus refrigeration piece self can produce cold volume homoenergetic and blow to cold-stored intracavity by the fan together. That is to say, the structure of present case makes the interior low temperature gas of water storage chamber of water tank also can be utilized and refrigerates to cold-stored chamber, has promoted the utilization ratio of cold volume, and then can obviously promote draught beer machine's cold-stored effect.

In foretell draught beer machine, the curb plate that the water tank is close to refrigeration piece one side is the baffle, the fan is located leads the warm passageway, the baffle has the wind-guiding recess that is bar and vertical setting on the side of refrigeration piece, the fan is just right setting from top to bottom with the last port of wind-guiding recess. The fan is located the temperature channel of leading, can blow out the low temperature gas in the temperature channel of leading to cold-stored intracavity more high-efficiently, promotes cold-stored effect. The air guide groove can increase the amount of air circulation, and because the air guide groove is bar and vertical setting, and air guide groove upper end is just to the fan for the low temperature gas that the fan blew off can arrive cold-stored intracavity smoothly through the air guide groove, and then the efficient utilizes the low temperature gas in the heat conduction passageway to refrigerate cold-stored chamber. Meanwhile, the low-temperature gas can pass through the refrigerating piece, and the cold quantity of the refrigerating piece is brought into the refrigerating cavity, so that the refrigerating effect is further improved.

In foretell draught beer machine, the water tank top has the water tank apron, and this water tank apron includes the main apron that the level set up, the one end that main apron is close to the refrigeration piece is buckled downwards and is formed the turn-ups, form foretell temperature channel of leading between turn-ups, main apron and the baffle three, leave the interval of ventilating and lead the temperature channel and be linked together through this interval of ventilating and water storage chamber between the topside of baffle and the main apron, the air outlet of leading the temperature channel is formed between turn-ups lower limb and the baffle. The ventilation interval makes the low-temperature gas in the water storage cavity disperse to the temperature guide channel, and because the water storage cavity of the water tank is filled with low-temperature cooling water, the water tank cover plate and the partition plate also have lower temperature, and the temperature guide channel is formed among the flanging, the main cover plate and the partition plate, so that the cold quantity of the low-temperature gas in the temperature guide channel is not easily taken away by the flanging, the main cover plate and the partition plate, the low-temperature gas in the temperature guide channel is ensured to keep lower temperature, and the refrigeration effect of the draught beer machine is further improved.

In foretell draught beer machine, the refrigeration piece is the platykurtic, the slope of refrigeration piece sets up, the upper end of refrigeration piece pastes and leans on the lateral wall of baffle, and the interval between refrigeration piece and the baffle is crescent from top to bottom. Refrigeration piece slope sets up, the upper end that so one side can be convenient for refrigeration piece is just to the air outlet of leading warm passageway, on the other hand makes the interval between refrigeration piece and the baffle crescent from top to bottom simultaneously, the low-temperature gas that the fan sent out is in the in-process of following wind-guiding recess downward flow, still can flow to both sides, make the low-temperature gas that the fan sent out blow to refrigeration piece comparatively evenly on, thereby the efficient takes the cold volume at each position of refrigeration piece to cold-stored intracavity, promote cold-stored effect. And because the water storage cavity is filled with low-temperature cooling water, the partition plate has a lower temperature, and low-temperature gas sent by the fan flows out from the air guide groove to two sides and then passes through the surface of the partition plate, so that cold energy on the partition plate is also brought into the refrigerating cavity, and the refrigerating effect is further improved. In addition, the design ensures that the low-temperature gas sent out by the fan is dispersed and uniform, and avoids the situation that all the low-temperature gas is intensively blown out from the air guide groove, so that the cold energy in the refrigerating cavity is dispersed uniformly, and each part in the refrigerating cavity cannot generate large temperature difference.

In the draught beer machine, the groove bottom at the lower end of the air guide groove is also vertically connected with a supporting plate, the supporting plate is abutted against the side face, facing the partition plate, of the refrigerating piece, and the supporting plate is arranged along the length direction of the air guide groove and is positioned in the middle of the bottom of the air guide groove. The effect of backup pad is on the one hand to supporting the refrigeration piece of slope, guarantees the stability of refrigeration piece. On the other hand, because the backup pad sets up and is located the middle part of wind-guiding recess tank bottom along the length direction of wind-guiding recess, consequently can also shunt the low-temperature gas in the wind-guiding recess, supplementary low-temperature gas flows to the both sides of wind-guiding recess.

In the draught beer machine, the two opposite side walls of the air guide groove are arc-shaped concave surfaces, and the two opposite side walls of the air guide groove are obliquely arranged relative to the groove bottom, so that the width of the notch of the air guide groove is larger than that of the groove bottom. The design is favorable for enabling the low-temperature gas sent by the fan to flow out from the air guide grooves to two sides, and then the refrigerating effect of the draught beer machine is improved as described above. In addition, because two opposite side walls of the air guide groove are arc-shaped concave surfaces, and the design of the arc-shaped concave surfaces can guide part of air to directly impact the refrigerating piece when low-temperature gas passes through the side walls of the air guide groove, so that the refrigerating capacity of the refrigerating piece is more fully brought into the refrigerating cavity, and the refrigerating effect of the draught beer machine is improved.

In the draught beer machine, the bottom edge of the partition plate is further connected with a step surface extending towards one side of the refrigerating cavity, the lower end of the air guide groove is arranged at the same height with the step surface, and the lower end of the refrigerating piece is higher than the step surface. The design enables low-temperature gas flowing to the lower end of the air guide groove to reach the step surface and flow into the refrigerating cavity under the guiding action of the step surface, and the refrigerating effect is improved. And the lower extreme of refrigeration piece is higher than the step face, can avoid low temperature gas to flow to the in-process in cold-stored chamber from the step face and is blockked by refrigeration piece.

In the draught beer machine, the refrigerating part comprises a plurality of parallel temperature guiding sheets, a water pipe extending in a circuitous way is arranged on the temperature guiding sheets in a penetrating way, and a water pump which pumps cooling water in the water tank to the water pipe for circulating flow is arranged in the water tank. The cooling water in the water tank is pumped into the water pipe by the water pump to circulate, so that the water pipe is always kept at a lower temperature. The water pipe extends in a roundabout way, so that the water pipe has a larger passing path, the contact area between the water pipe and the heat conducting sheet can be increased, the water pipe can more effectively refrigerate the heat conducting sheet, and the refrigerating piece has lower temperature.

In the draught beer machine, the refrigerating part is a metal plate, the metal plate comprises a main plate body which is located beside the partition plate and located in the refrigerating cavity, at least one auxiliary plate body is integrally formed on the top edge of the main plate body, and the auxiliary plate body is located in the water storage cavity of the water tank. The design structure is relatively simple and low in cost. Preferably, the metal plate is made of an aluminum plate, the aluminum plate has good heat conduction performance, and the number of the auxiliary plate bodies is two and the auxiliary plate bodies are symmetrically arranged. The subplate body stretches into the water storage cavity, so that the cold quantity of the water storage cavity can be guided into the refrigerating cavity through the metal plate, the temperature of the refrigerating cavity is reduced, and the wine barrel placed in the refrigerating cavity is kept fresh.

In the draught beer machine, a refrigeration loop comprising a compressor, a condenser and a refrigeration pipe is arranged in the box body, the refrigeration piece is an evaporation plate, a circuitous and extended refrigeration pipeline is arranged on the evaporation plate, the refrigeration pipeline is connected with the refrigeration loop, and cold medium in the refrigeration loop can flow through the refrigeration pipeline. The evaporation plate with the structure has lower temperature because the refrigerant medium with lower temperature directly flows through the refrigeration pipeline, and the refrigeration effect of the draught beer machine can be improved.

Compared with the prior art, the draught beer machine has the following advantages: the present case is through setting up the temperature channel that leads that is located refrigeration spare upper portion and is linked together with the water storage chamber on the water tank, makes the low-temperature gas in the temperature channel of leading, plus refrigeration spare self can produce cold volume homoenergetic and blow to cold-stored intracavity by the fan together. That is to say, the structure of present case makes the interior low temperature gas of water storage chamber of water tank also can be utilized and refrigerates to cold-stored chamber, has promoted the utilization ratio of cold volume, and then can obviously promote draught beer machine's cold-stored effect.

Drawings

Fig. 1 is a schematic structural diagram of the appearance of the beer machine.

Fig. 2 is a schematic sectional structure view of the beer machine.

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

Fig. 4 is a partial sectional view of the beer machine after parts are hidden.

Fig. 5 is a schematic view of the internal structure of the beer machine.

Fig. 6 is a schematic view of the structure of the water tank of the draught beer machine.

Fig. 7 is a schematic structural diagram of a refrigeration member according to the first embodiment.

Fig. 8 is a schematic view of the installation of the refrigerating member in the second embodiment.

Fig. 9 is a schematic structural view of a refrigerating member in the second embodiment.

Fig. 10 is a schematic structural diagram of a refrigerating member in the third embodiment.

In the figure, 1, a box body; 1a, a refrigerating chamber; 2. a fan; 3. a water tank; 31. a water storage cavity; 32. a temperature conduction channel; 321. an air outlet; 33. a partition plate; 34. a water tank cover plate; 341. a main cover plate; 342. flanging; 4. a refrigeration member; 41. a heat conducting sheet; 42. a water pipe; 43. a main board body; 44. a subplate body; 45. an evaporation plate; 46. a refrigeration circuit; 5. an air guide groove; 51. the bottom of the tank; 6. a ventilation interval; 7. a support plate; 8. a step surface; 9. a faucet; 10. a compressor; 11. a condenser; 12. a refrigeration pipe; 13. and (4) a wine outlet pipe.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 and 2, the draught beer machine includes a box 1 having a refrigerating chamber 1a, a tap 9 connected to an outer wall of the box 1, a fan 2 and a water tank 3 having a water storage chamber 31 disposed in the box 1, and a refrigerating member 4 disposed beside the water tank 3 and capable of refrigerating the refrigerating chamber 1a and disposed in the refrigerating chamber 1 a. Wherein, be equipped with the refrigeration return circuit including compressor 10, condenser 11 and refrigeration pipe 12 in the box 1, coiled cold pipe 12 and play wine pipe 13 in the water storage chamber 31 of water tank 3, the refrigerant mass energy among the refrigeration return circuit flows through refrigeration pipe 12 for refrigeration pipe 12 can refrigerate the water in the water tank 3 and form the cooling water, goes out wine pipe 13 simultaneously and also can obtain the cooling, makes tap 9 flow out the beer that is iced, and the taste is better.

As shown in fig. 3 and 4, the water tank 3 has a temperature guiding channel 32 located on the upper portion of the refrigerating element 4 and communicated with the water storage cavity 31, the bottom of the temperature guiding channel 32 has an air outlet 321, the upper end of the refrigerating element 4 is opposite to the air outlet 321, and the fan 2 is located above the air outlet 321 and can supply air to the air outlet 321. The low-temperature gas in the water storage cavity 31 can flow into the temperature guiding channel 32, the fan 2 above the air outlet 321 can blow out the low-temperature gas in the temperature guiding channel 32 from the air outlet 321, at this time, because the upper end of the refrigeration piece 4 is opposite to the air outlet 321, the air blown out by the fan 2 can also pass through the refrigeration piece 4, and therefore the low-temperature gas in the temperature guiding channel 32 and the cooling capacity generated by the external refrigeration piece 4 can be blown into the refrigerating cavity 1a by the fan 2. That is to say, the structure of this scheme makes the interior low temperature gas of water storage chamber 31 of water tank 3 also can be utilized and refrigerate cold storage chamber 1a, has promoted the utilization ratio of cold volume, and then can obviously promote the cold storage effect of draught beer machine.

Specifically, as shown in fig. 4, a tank cover plate 34 is disposed on the top of the tank 3, the tank cover plate 34 includes a main cover plate 341 horizontally disposed, one end of the main cover plate 341 close to the refrigerating element 4 is bent downward to form a flange 342, a temperature conducting channel 32 is formed among the flange 342, the main cover plate 341 and the partition plate 33, a ventilation space 6 is left between the top edge of the partition plate 33 and the main cover plate 341, the temperature conducting channel 32 is communicated with the water storage cavity 31 through the ventilation space 6, and an air outlet 321 of the temperature conducting channel 32 is formed between the lower edge of the flange 342 and the partition plate 33.

As shown in fig. 4 to 6, a side plate of the water tank 3 close to the refrigerating element 4 is a partition plate 33, the fan 2 is located in the heat conducting channel 32, a strip-shaped and vertically-arranged wind guide groove 5 is formed in a side surface of the partition plate 33 facing the refrigerating element 4, and the upper port of the fan 2 and the upper port of the wind guide groove 5 are arranged in a vertically opposite manner. Wind-guiding recess 5 can increase the volume of circulation of air, because wind-guiding recess 5 is bar and vertical setting, and wind-guiding recess 5 upper end is just to fan 2 for the low-temperature gas that fan 2 blew out can arrive in cold-stored chamber 1a smoothly through wind-guiding recess 5, and then the high efficiency utilizes the low-temperature gas in leading warm passageway 32 to refrigerate cold-stored chamber 1 a. Further, as shown in fig. 1 and 2, the refrigerating element 4 is flat, the refrigerating element 4 is inclined, the upper end of the refrigerating element 4 is attached to the side wall of the partition plate 33, and the distance between the refrigerating element 4 and the partition plate 33 is gradually increased from top to bottom. Refrigeration 4 slope sets up, the upper end that can be convenient for refrigeration 4 on the one hand is just to leading the air outlet 321 of warm passageway 32 like this, on the other hand makes the interval between refrigeration 4 and the baffle 33 from top to bottom crescent simultaneously, the low-temperature gas that fan 2 sent out still can flow to both sides in the in-process of flowing downwards along wind-guiding recess 5, make the low-temperature gas that fan 2 sent out blow to refrigeration 4 comparatively evenly on, thereby the efficient brings the cold volume at each position of refrigeration 4 to cold-stored chamber 1a in, promote cold-stored effect.

As shown in fig. 2 and fig. 6, a supporting plate 7 is further vertically connected to the bottom 51 of the lower end of the air guiding groove 5, the supporting plate 7 abuts against the side surface of the refrigeration piece 4 facing the partition plate 33, and the supporting plate 7 is disposed along the length direction of the air guiding groove 5 and is located in the middle of the bottom 51 of the air guiding groove 5. The effect of backup pad 7 is on the one hand to support the refrigeration piece 4 of slope, guarantees the stability of refrigeration piece 4. On the other hand, since the support plate 7 is provided along the longitudinal direction of the air guide groove 5 and is positioned in the middle of the groove bottom 51 of the air guide groove 5, the low-temperature gas in the air guide groove 5 can be branched to assist the low-temperature gas to flow to both sides of the air guide groove 5. The bottom edge of the partition 33 is further connected with a step surface 8 extending towards one side of the refrigerating chamber 1a, the lower end of the air guide groove 5 is arranged at the same height as the step surface 8, and the lower end of the refrigerating element 4 is higher than the step surface 8.

As shown in fig. 6, two opposite side walls of the air guiding groove 5 are both arc-shaped concave surfaces, and the two opposite side walls of the air guiding groove 5 are both obliquely arranged relative to the groove bottom 51, so that the width of the notch of the air guiding groove 5 is greater than the width of the groove bottom 51.

As shown in fig. 7, the cooling element 4 includes a plurality of heat conducting plates 41 parallel to each other, a water pipe 42 extending in a winding manner is provided on the heat conducting plates 41, and a water pump for pumping the cooling water in the water tank 3 into the water pipe 42 to circulate is provided in the water tank 3. The cooling water in the water tank 3 is pumped into the water pipe 42 by the water pump to circulate, so that the water pipe 42 is always kept at a low temperature. The water pipe 42 extends in a winding way, so that it has a larger passing path, and the contact area with the temperature-guiding plate 41 can be increased, so that the water pipe 42 can refrigerate the temperature-guiding plate 41 more effectively, and the refrigerating unit 4 has a lower temperature.

Example two

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: as shown in fig. 8 and 9, the refrigerating element 4 is a metal plate including a main plate 43 located beside the partition 33 and inside the refrigerating chamber 1a, and at least one sub-plate 44 is integrally formed on the top edge of the main plate 43, and the sub-plate 44 is located inside the water storage chamber 31 of the water tank 3. The design structure is relatively simple and the cost is low. Preferably, the metal plate is made of an aluminum plate having a good heat conduction performance, and the number of the sub-plate bodies 44 is two and symmetrically arranged. The subplate body 44 extends into the water storage cavity 31, so that the cold energy of the water storage cavity 31 can be guided into the refrigerating cavity 1a through the metal plate, the temperature of the refrigerating cavity 1a is reduced, and the wine barrel placed in the refrigerating cavity 1a is kept fresh.

EXAMPLE III

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: as shown in fig. 10, the refrigerating element 4 is an evaporation plate 45, a circuitous extending refrigerating pipeline 46 is provided on the evaporation plate 45, the refrigerating pipeline 46 is connected with the refrigerating circuit, and the refrigerant in the refrigerating circuit can flow through the refrigerating pipeline 46. The evaporation plate 45 with the structure has lower temperature because the refrigerant medium with lower temperature directly flows through the refrigeration pipeline 46, and the refrigeration effect of the draught beer machine can be improved. How to let the refrigerant medium flow through the refrigerant circuit 46 is within the knowledge of a person skilled in the art and will not be described herein as a redundant description.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments, or alternatives may be employed, by those skilled in the art, without departing from the spirit or ambit of the invention as defined in the appended claims.

Although 1, a box is used more herein; 1a, a refrigerating chamber; 2. a fan; 3. a water tank; 31. a water storage cavity; 32. a temperature conduction channel; 321. an air outlet; 33. a partition plate; 34. a water tank cover plate; 341. a main cover plate; 342. flanging; 4. a refrigeration member; 41. a heat conducting sheet; 42. a water pipe; 43. a main board body; 44. a subplate body; 45. an evaporation plate; 46. a refrigeration circuit; 5. an air guide groove; 51. the bottom of the tank; 6. a ventilation interval; 7. a support plate; 8. a step surface; 9. a faucet; 10. a compressor; 11. a condenser; 12. a refrigeration pipe; 13. wine outlet pipe etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a draught beer machine, is including box (1) that has cold-stored chamber (1 a), be equipped with fan (2) in box (1) and have water tank (3) in water storage chamber (31), be equipped with in cold-stored chamber (1 a) and be located water tank (3) side can carry out refrigerated refrigeration piece (4) to cold-stored chamber (1 a), its characterized in that, water tank (3) have be located refrigeration piece (4) upper portion and lead warm passageway (32) that are linked together with water storage chamber (31), it is just right with air outlet (321) to lead the upper end that warm passageway (32) bottom has air outlet (321) and refrigeration piece (4), fan (2) are located the top of air outlet (321) and can supply air to air outlet (321).

2. A draught beer machine according to claim 1, wherein the side plate of the water tank (3) close to the side of the refrigerating element (4) is a partition plate (33), the fan (2) is located in the heat conducting channel (32), the side of the partition plate (33) facing the refrigerating element (4) is provided with a strip-shaped and vertically arranged wind guiding groove (5), and the upper ports of the fan (2) and the wind guiding groove (5) are arranged opposite to each other up and down.

3. Beer machine according to claim 1, characterized in that the top of the tank (3) has a tank cover plate (34), the tank cover plate (34) comprises a horizontally arranged main cover plate (341), one end of the main cover plate (341) close to the refrigerating element (4) is bent downwards to form a flange (342), the above-mentioned temperature conducting channel (32) is formed among the flange (342), the main cover plate (341) and the partition plate (33), a ventilation space (6) is left between the top edge of the partition plate (33) and the main cover plate (341), the temperature conducting channel (32) is communicated with the water storage cavity (31) through the ventilation space (6), and an air outlet (321) of the temperature conducting channel (32) is formed between the lower edge of the flange (342) and the partition plate (33).

4. Beer machine according to claim 2, characterized in that the cooling element (4) is flat, the cooling element (4) is arranged obliquely, the upper end of the cooling element (4) rests against the side wall of the partition (33), and the distance between the cooling element (4) and the partition (33) increases from top to bottom.

5. Beer machine according to claim 4, characterized in that the lower end of the groove bottom (51) of the air guiding groove (5) is also vertically connected with a support plate (7), the support plate (7) abuts against the side of the refrigeration member (4) facing the partition (33), and the support plate (7) is arranged along the length direction of the air guiding groove (5) and is located in the middle of the groove bottom (51) of the air guiding groove (5).

6. A beer brewing machine according to claim 5, characterized in that the two opposite side walls of the air guiding groove (5) are both arc-shaped concave surfaces, and the two opposite side walls of the air guiding groove (5) are both obliquely arranged relative to the groove bottom (51) so that the width of the groove opening of the air guiding groove (5) is larger than the width of the groove bottom (51).

7. Beer machine according to claim 2, 4, 5 or 6, characterized in that a step surface (8) extending towards one side of the storage chamber (1 a) is connected to the bottom edge of the partition (33), the lower end of the air guiding groove (5) is arranged at the same height as the step surface (8), and the lower end of the refrigerating element (4) is higher than the step surface (8).

8. A beer machine according to any of the claims 1 to 6, characterized in that the cooling element (4) comprises a plurality of parallel heat conducting plates (41), a circuitous water pipe (42) is arranged on the heat conducting plates (41), and a water pump for pumping the cooling water in the water tank (3) to the water pipe (42) for circulating flow is arranged in the water tank (3).

9. Beer machine according to any one of claims 1 to 6, characterized in that the refrigerating element (4) is a metal plate comprising a main plate (43) located alongside the partition (33) and inside the storage chamber (1 a), said main plate (43) being integrally formed on its top edge with at least one secondary plate (44), said secondary plate (44) being located inside the storage chamber (31) of the tank (3).

10. A draught beer machine according to any one of claims 1 to 6, wherein a refrigeration circuit comprising a compressor (10), a condenser (11) and a refrigeration pipe (12) is arranged in the cabinet (1), the refrigeration member (4) comprises an evaporation plate (45), a circuitously extending refrigeration line (46) is arranged on the evaporation plate (45), the refrigeration line (46) is connected to the refrigeration circuit, and a cold medium in the refrigeration circuit can flow through the refrigeration line (46).