CN219474080U - Water tank with pressure protection and refrigerating and heating device - Google Patents

Abstract

The utility model relates to a water tank with pressure protection and a refrigerating and heating device, which comprises a tank body, a heater arranged in the tank body, a pressure protection device and a temperature control device, wherein the heater is used for heating water in the tank body; the temperature control device comprises a temperature control switch, and the temperature control switch is used for detecting the internal temperature of the box body. The inside water that is equipped with of box, through the water heating of heater in to the box, in the heating process, the inside original air of box can be heated to expand and form high-pressure gas, lead to the inside pressure increase of box, communicate the inside and the outside of box through pressure protection device, make the inside high-pressure gas of box can follow the pressure protection device and discharge outside, with this inside depressurization of realization box, keep the inside outside atmospheric pressure balance of box, prevent the box because of the too big and burst of inside atmospheric pressure, damage, reduce the safe in utilization risk of water tank, guarantee user's safety in utilization.

Description

Water tank with pressure protection and refrigerating and heating device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a water tank with pressure protection and a refrigerating and heating device.

Background

The water tank assembly is arranged inside the existing refrigerating and heating device, circulating water is filled in a sealed water tank, the circulating water is refrigerated or heated through the corresponding cold and hot assembly, and the circulating water after heat exchange is conveyed through a circulating water pipe.

The utility model is researched and proposed for overcoming the defects of the prior art.

Disclosure of Invention

Aiming at the problems that in the existing refrigerating and heating device, an electric heating rod is arranged in a water tank, water is heated through the electric heating rod, along with the propulsion of a heating process, the water in the water tank is heated and heated, the air in the water tank is heated and expanded, so that the pressure in the water tank is increased, and the water tank is easy to burst or damage.

The technical scheme adopted for solving the technical problems is as follows:

the water tank with the pressure protection comprises a tank body, a heater arranged in the tank body, a pressure protection device and a temperature control device, wherein the heater is used for heating water in the tank body, the tank body is provided with an opening, the pressure protection device is arranged at the opening, and the pressure protection device is used for reducing the pressure of exhaust gas of the tank body; the temperature control device comprises a temperature control switch, and the temperature control switch is used for detecting the internal temperature of the box body.

The water tank with the pressure protection function is characterized in that the opening is formed in the top of the tank body, the pressure protection device comprises a pressure release part connected to the opening, and an exhaust channel which is arranged in the pressure release part and communicated with the outside, and gas in the tank body is discharged out of the tank body through the exhaust channel.

The water tank with pressure protection is characterized in that the exhaust channel comprises an air inlet part and an air outlet part which are communicated, the air inlet part is arranged at the lower part of the air outlet part and is communicated with the inside of the tank body, the air outlet part comprises a plurality of exhaust ports which are circumferentially distributed on the outer wall of the pressure relief piece at intervals, and each exhaust port is communicated with the air inlet part.

By the water tank with pressure protection, the opening upper portion is provided with the installation department, the installation department cavity set up and with the opening UNICOM, the pressure relief piece with the installation department can dismantle the connection, just the gas vent UNICOM the outside of box.

The water tank with the pressure protection function is characterized in that the temperature control device further comprises a temperature controller, and the temperature controller is used for detecting the water temperature in the tank body.

The temperature controller is arranged above the heater.

By the water tank with pressure protection, be equipped with the evaporimeter in the box, the one side of evaporimeter is located to the heater, the evaporimeter includes the bending part, locates the first connecting portion and the second connecting portion at bending part both ends, first connecting portion and second connecting portion all stretch out the box outside.

The water tank with the pressure protection is characterized in that a water level switch is arranged in the water tank body, and the water level switch is arranged above the evaporator.

The water tank with the pressure protection is characterized in that the water tank body is provided with the water filling port, the water filling port is provided with the sealing cover, and the sealing cover is detachably connected with the water filling port.

The utility model also discloses a refrigerating and heating device, which comprises the water tank, wherein the tank body is also provided with a water outlet and a water inlet, water is filled in the tank body, a water flow channel is arranged between the water outlet and the water inlet, and the water flow channel is used for conveying water; the water outlet is close to the heater.

The beneficial effects of the utility model are as follows:

1. the utility model discloses a water tank with pressure protection, wherein water is filled in the tank body, the water in the tank body is heated through a heater, in the heating process, original air in the tank body can be heated and expanded to form high-pressure air, so that the pressure in the tank body is increased, the pressure protection device is communicated with the inside and the outside of the tank body, the high-pressure air in the tank body can be discharged from the pressure protection device, so that the pressure in the tank body is reduced, the air pressure balance in the tank body and the air pressure outside the tank body is kept, the tank body is prevented from bursting and being damaged due to overlarge air pressure in the tank body, the use safety risk of the water tank is further reduced, the use safety of a user is ensured, the service life of the water tank is prolonged, and the maintenance cost of the user is reduced;

2. in order to further protect the water tank, a temperature control switch is arranged in the tank body, when the pressure protection device fails, the tank body cannot normally reduce pressure, and the heater is still heated, the temperature control switch is used for detecting the internal temperature of the tank body, when the internal temperature of the tank body reaches a rated value, the temperature control switch is disconnected, so that the whole power supply of the tank body is disconnected, the heater is stopped from heating, the situation that the tank body cannot normally reduce pressure due to the failure of the pressure protection device, and the internal air pressure of the tank body is continuously increased due to continuous heating of the heater is prevented, the risk of bursting and damage of the tank body due to overlarge internal air pressure is further reduced, the use safety of the water tank is enhanced, and the safety of a user is further protected;

3. the utility model also discloses a refrigerating and heating device which can be used in combination with the cooling and heating pad, wherein a heater is arranged in the box body and is used for heating water in the box body so as to realize the heating function of the water tank, the heater is preferably arranged at a position close to the bottom of the box body, and a water outlet is arranged near the heater, so that heated hot water can be quickly conveyed into a water flow channel through the water outlet to heat the cooling and heating pad, the situation that the water in the box body is heated and then is diffused and risen in the box body, and the water at the bottom of the box body is still cold water, so that the box body needs to wait for a period of time to output the hot water in the heating process, the time of the hot water flowing out of the water outlet is shortened, and the user experience is optimized.

The utility model will be further described with reference to the drawings and detailed description.

Drawings

Fig. 1 is a perspective view of a water tank of the present utility model;

FIG. 2 is an exploded view of the water tank of the present utility model;

FIG. 3 is a perspective view of the venting member of the present utility model;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

fig. 5 is an internal structural view of the water tank of the present utility model.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, the water tank with pressure protection provided by the utility model comprises a tank body 1, a heater 2 arranged in the tank body 1, a pressure protection device 3 and a temperature control device 4, wherein the heater 2 heats water in the tank body 1, the tank body 1 is provided with an opening 11, the pressure protection device 3 is arranged at the opening 11, and the pressure protection device 3 is used for reducing the pressure of the exhaust gas of the tank body 1; the temperature control device 4 comprises a temperature control switch 41, and the temperature control switch 41 is used for detecting the internal temperature of the box body 1. In this embodiment, the water tank may be applied to a refrigerating and heating device, the water is contained in the tank 1, and the water in the tank 1 is heated by the heater 2, preferably, the heater 2 uses an electric heating rod, which has fast heating speed, low cost, wide application and easy maintenance; in the heating process, the original air in the box body 1 is heated and expanded to form high-pressure gas, so that the pressure in the box body 1 is increased, the box body 1 is at risk of bursting and damage, therefore, the pressure protection device 3 is arranged, the high-pressure gas in the box body 1 can be discharged from the pressure protection device 3 through the communication of the pressure protection device 3 with the inside and the outside of the box body 1, the pressure in the box body 1 is reduced, the pressure balance of the inside and the outside of the box body 1 is kept, the box body 1 is prevented from bursting and damage due to overlarge internal pressure, the use safety risk of a water tank is further reduced, the use safety of a user is ensured, the service life of the water tank is prolonged, and the maintenance cost of the user is reduced; in addition, in order to further protect the water tank, the temperature control switch 41 is arranged in the tank body 1, when the pressure protection device 3 fails, the tank body 1 cannot be normally depressurized, and when the heater 2 is still heating, the internal temperature of the tank body 1 is detected through the temperature control switch 41, when the internal temperature of the tank body 1 reaches a rated value, the temperature control switch 41 is disconnected, so that the whole power supply of the tank body 1 is powered off, the heater 2 is stopped to heat, the situation that the tank body 1 cannot be normally depressurized due to the failure of the pressure protection device 3, and the internal air pressure of the tank body 1 is continuously increased due to the continuous heating of the heater 2 is further reduced, the risk that the internal air pressure of the tank body 1 bursts and is damaged due to the overlarge internal air pressure is further reduced, the use safety of the water tank is enhanced, and the safety of a user is further protected.

Specifically, the opening 11 is disposed at the top of the case 1, the pressure protection device 3 includes a pressure release member 31 connected to the opening 11, and an exhaust channel 32 disposed in the pressure release member 31 and communicating with the outside, and the gas in the case 1 is discharged out of the case 1 through the exhaust channel 32. Further, the exhaust channel 32 includes an air inlet 321 and an air outlet 322, the air inlet 321 is disposed at a lower portion of the air outlet 322 and is communicated with the interior of the case 1, the air outlet 322 includes a plurality of exhaust ports circumferentially spaced apart from the outer wall of the pressure relief member 31, and each exhaust port is communicated with the air inlet 321. As shown in fig. 1, 3 and 4, in this embodiment, the pressure relief member 31 is connected to the opening 11, the pressure relief member 31 extends into the case 1 through the opening 11, the air inlet 321 is communicated with the inside of the case 1, each air outlet is respectively communicated with the air inlet 321, each air outlet is communicated with the outside of the case 1, during heating, high-pressure air in the case 1 enters the air inlet 321, and then is discharged from the air outlet in the air outlet 322 to the outside of the case 1, so that the case 1 maintains balance of internal and external air pressures during heating; the pressure release piece 31 has a simple structure, is easy to produce and implement, and has lower production cost; in addition, a plurality of exhaust ports are circumferentially and alternately distributed on the outer wall of the pressure relief piece 31, so that the exhaust efficiency of the pressure protection device 3 is improved, and the pressure reduction efficiency inside the box body 1 is improved.

Further, an installation part 111 is arranged at the upper part of the opening 11, the installation part 111 is arranged in a hollow mode and is communicated with the opening 11, the pressure release piece 31 is detachably connected with the installation part 111, and the exhaust port is communicated with the outside of the box body 1. As shown in fig. 1 and 2, in this embodiment, the mounting portion 111 is preferably an annular wall, a through hole is formed in the middle of the annular wall, and the through hole is communicated with the opening 11, and the mounting portion 111 has a simple structure, is easy to produce and implement, and has low production cost; the air inlet 321 in the pressure relief piece 31 extends into the mounting portion 111, the air outlet is located at the upper portion of the port of the mounting portion 111 and communicated with the outside of the case 1, and the pressure relief piece 31 is detachably mounted on the mounting portion 111, so that the pressure relief piece 31 is easy to assemble and convenient to detach and replace, and preferably, the pressure relief piece 31 and the mounting portion 111 can be connected or clamped through threads, so that the production cost is low; further preferably, the mounting portion 111 and the box 1 are integrally formed, so that the production steps are simplified, and the production efficiency of the box 1 is improved.

Specifically, the temperature control device 4 further includes a temperature controller 42, and the temperature controller 42 is used for detecting the water temperature in the tank 1. As shown in fig. 5, in this embodiment, water is filled in the tank 1, the water is heated by the heater 2 to achieve the heating function of the water tank, the temperature controller 42 is used for detecting the water temperature in the tank 1, a user can set the heating temperature of the water according to the use requirement, when the temperature controller 42 detects that the water temperature in the tank 1 reaches a set value, the heater 2 is triggered to stop working, when the temperature controller 42 detects that the water temperature in the tank 1 is lower than the set value, the heater 2 is triggered to start heating the water in the tank 1, and through the setting of the temperature controller 42, the real-time detection and control of the water temperature are enhanced, so that the user can use the heating function in the water tank, and the user experience is optimized.

Further, the temperature controller 42 is disposed above the heater 2. As shown in fig. 5, in this embodiment, the heater 2 heats water, the water around the heater 2 heats up rapidly, and the water away from the heater 2 heats up slowly, so that the upper and lower parts of the tank 1 are heated up differently by water cooling, and the hot water will diffuse and rise in the tank 1 due to the temperature difference, so that the heater 2 is preferably installed at a position close to the bottom of the tank 1, and the temperature controller 42 is installed above the heater 2, so as to facilitate more accurate detection of the water temperature in the tank 1.

Specifically, the evaporator 5 is disposed in the case 1, the heater 2 is disposed on one side of the evaporator 5, the evaporator 5 includes a bending portion 51, a first connecting portion 52 and a second connecting portion 53 disposed at two ends of the bending portion 51, and the first connecting portion 52 and the second connecting portion 53 extend out of the case 1. As shown in fig. 5, in this embodiment, the tank 1 may be connected to a refrigeration unit to implement the refrigeration function of the water tank, the evaporator 5, the compressor and the condenser form the refrigeration unit, the evaporator 5 is installed in the tank 1, the bending portion 51 is immersed in water, so as to facilitate the evaporator 5 to refrigerate water, and prevent the evaporator 5 from freezing due to too low temperature in the refrigeration process, so as to ensure the normal operation of the evaporator 5; in addition, the first connecting portion 52 or the second connecting portion 53 is connected with the compressor, and correspondingly, the second connecting portion 53 or the first connecting portion 52 is connected with the condenser, and in the production process, the extending positions of the first connecting portion 52 and the second connecting portion 53 from the box 1 can be correspondingly set according to the distribution situation of the compressor and the condenser, so as to facilitate the assembly of the refrigeration assembly in the box 1.

Further, a water level switch 6 is arranged in the box body 1, and the water level switch 6 is arranged above the evaporator 5. As shown in fig. 5, in this embodiment, water is contained in the tank 1, the tank 1 is provided with a water outlet and a water inlet, a water flow channel is provided between the water outlet and the water inlet to convey heated or cooled water, a water pump is provided in the water flow channel to pump water from the tank 1, the water level switch 6 is disposed above the evaporator 5 and near the evaporator 5 to detect the water level condition in the tank 1, when the water level in the tank 1 is lower than the position of the water level switch 6, the device where the water tank is located is triggered to stop working, so that the water pump stops pumping water, and the water level in the tank 1 is kept higher than the bending part 51 and the heater 2, so as to achieve the purposes of preventing the evaporator 5 from freezing during refrigeration and preventing the tank 1 from being dry-burned during heating, thereby ensuring normal use and safe use of the tank 1. In other embodiments, the temperature control switch 41 and the water level switch 6 are respectively electrically connected in the box 1, when the water level switch 6 fails, the water pump continuously pumps water from the box 1, so that the water level in the box 1 drops, the heater 2 is still heated, when the temperature control switch 41 detects that the internal temperature of the box 1 reaches the rated value, the temperature control switch 41 is disconnected, so that the power of the whole box 1 is cut off, the internal dry burning of the box 1 can be prevented, and the protection effect on the box 1 is further enhanced.

Specifically, the tank body 1 is provided with a water filling port 12, a sealing cover 13 is arranged at the water filling port 12, and the sealing cover 13 is detachably connected with the water filling port 12. As shown in fig. 2, in this embodiment, a water filling port 12 is preferably provided at the top of the case 1, so that a user can conveniently fill water into the case 1, the cover 13 is provided with external threads, the water filling port 12 is provided with internal threads, and the cover 13 is conveniently disassembled and assembled by threaded connection, so that the user can conveniently open the cover 13 to fill water.

The utility model also provides a refrigerating and heating device, which comprises the water tank, wherein the tank body 1 is also provided with a water outlet 14 and a water inlet 15, water is filled in the tank body 1, a water flow channel is arranged between the water outlet 14 and the water inlet 15, and the water flow channel is used for conveying water; the water outlet 14 is adjacent to the heater 2. As shown in fig. 1 to 5, in this embodiment, a heater 2 is disposed in the tank 1, and the heater 2 heats water in the tank 1 to achieve a heating function of the water tank; in addition, an evaporator 5 may be disposed in the box 1, the box 1 is provided with a compressor and a condenser connected with the evaporator 5, and a refrigeration component is formed by the evaporator 5, the compressor and the condenser to refrigerate water in the box 1, so as to realize the refrigeration function of the water tank, increase the functionality of the refrigeration and heating device, and hot water or cold water formed after heating or refrigeration enters the water flow channel through the water outlet 14, and the water flow channel may be disposed in the cooling and heating pad, so that the cooling and heating pad realizes the heating or refrigeration function through the refrigeration and heating device, and the heated or refrigerated water is conveyed through the water flow channel, and the water in the water flow channel may flow back to the box 1 from the water inlet 15 for recycling, so that the consumption of water in the refrigeration and heating device is reduced, users do not need to heat the water frequently in the box 1, the use cost of users is reduced, and the use convenience of the refrigeration and heating device is improved; in addition, the heater 2 is preferably installed at a position close to the bottom of the box 1, and the water outlet 14 is arranged near the heater 2, so that heated hot water can be quickly conveyed into the water flow channel through the water outlet 14 to heat the cooling and heating pad, the situation that the water in the box 1 is heated and then is diffused and lifted in the box 1, the water at the bottom of the box 1 is still cold water, the box 1 needs to wait for a period of time to output the hot water in the heating process, the time of flowing out of the hot water from the water outlet 14 is shortened, and the user experience is optimized.

The foregoing examples are provided to further illustrate the technical contents of the present utility model for the convenience of the reader, but are not intended to limit the embodiments of the present utility model thereto, and any technical extension or re-creation according to the present utility model is protected by the present utility model. The protection scope of the utility model is subject to the claims.

Claims (10)

1. A water tank with pressure protection, characterized in that: the device comprises a box body (1), a heater (2), a pressure protection device (3) and a temperature control device (4), wherein the heater (2) is arranged in the box body (1), the heater (2) is used for heating water in the box body (1), the box body (1) is provided with an opening (11), the pressure protection device (3) is arranged at the opening (11), and the pressure protection device (3) is used for reducing the pressure of exhaust of the box body (1); the temperature control device (4) comprises a temperature control switch (41), and the temperature control switch (41) is used for detecting the internal temperature of the box body (1).

2. A tank with pressure protection according to claim 1, characterized in that: the opening (11) is arranged at the top of the box body (1), the pressure protection device (3) comprises a pressure release piece (31) connected to the opening (11), and an exhaust channel (32) arranged in the pressure release piece (31) and communicated with the outside, and gas in the box body (1) is discharged out of the box body (1) through the exhaust channel (32).

3. A tank with pressure protection according to claim 2, characterized in that: the exhaust passage (32) comprises an air inlet portion (321) and an air outlet portion (322) which are communicated, the air inlet portion (321) is arranged at the lower portion of the air outlet portion (322) and communicated with the inside of the box body (1), the air outlet portion (322) comprises a plurality of exhaust ports circumferentially distributed on the outer wall of the pressure relief piece (31) at intervals, and each exhaust port is communicated with the air inlet portion (321).

4. A tank with pressure protection according to claim 3, characterized in that: the upper part of the opening (11) is provided with a mounting part (111), the mounting part (111) is arranged in a hollow way and is communicated with the opening (11), the pressure release piece (31) is detachably connected with the mounting part (111), and the exhaust port is communicated with the outside of the box body (1).

5. A tank with pressure protection according to claim 1, characterized in that: the temperature control device (4) further comprises a temperature controller (42), and the temperature controller (42) is used for detecting the water temperature in the box body (1).

6. A tank with pressure protection as defined in claim 5, wherein: the temperature controller (42) is arranged above the heater (2).

7. A tank with pressure protection according to claim 1, characterized in that: the refrigerator is characterized in that an evaporator (5) is arranged in the refrigerator body (1), the heater (2) is arranged on one side of the evaporator (5), the evaporator (5) comprises a bending part (51), and a first connecting part (52) and a second connecting part (53) which are arranged at two ends of the bending part (51), and the first connecting part (52) and the second connecting part (53) extend out of the refrigerator body (1).

8. A tank with pressure protection as defined in claim 7, wherein: a water level switch (6) is arranged in the box body (1), and the water level switch (6) is arranged above the evaporator (5).

9. A tank with pressure protection according to claim 1, characterized in that: the water filling device is characterized in that the box body (1) is provided with a water filling port (12), a sealing cover (13) is arranged at the water filling port (12), and the sealing cover (13) is detachably connected with the water filling port (12).

10. A refrigerating and heating device, which is characterized in that: the water tank comprises a water tank as claimed in any one of claims 1 to 9, wherein the tank body (1) is further provided with a water outlet (14) and a water inlet (15), water is filled in the tank body (1), and a water flow channel is arranged between the water outlet (14) and the water inlet (15) and is used for conveying water; the water outlet (14) is close to the heater (2).