CN112674602B - Full-temperature energy-saving safety water dispenser - Google Patents
Full-temperature energy-saving safety water dispenser Download PDFInfo
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- CN112674602B CN112674602B CN202110010548.4A CN202110010548A CN112674602B CN 112674602 B CN112674602 B CN 112674602B CN 202110010548 A CN202110010548 A CN 202110010548A CN 112674602 B CN112674602 B CN 112674602B
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Abstract
A full-temperature energy-saving safe water dispenser belongs to the technical field of water dispensers and comprises a case, wherein a main electric board, a drinking water tank, a water storage tank and a water pump are arranged in the case; the drinking water tank comprises a boiling water tank, a hot water tank and a cold water tank, the hot water tank is arranged in the cold water tank, and the boiling water tank is arranged in the hot water tank; the water storage tank is arranged at the lower part of the case, so that labor is saved; the boiling water tank is arranged inside the hot water tank, and the hot water tank is arranged inside the cold water tank, so that energy can be effectively saved; the overflow gaps arranged in the water tanks can prevent the tank from being exploded due to steam expansion, thereby playing a role of safety; the installation position of the electric heating pipe is lower than the position of half of the height of the lower water level sensor, so that dry burning can be effectively avoided, and a safety function is achieved; the inlet of the water outlet pipe is arranged at a position higher than the mounting position of the electric heating pipe; can ensure that the water level in the boiling water tank and the hot water tank is always higher than the height of the electric heating pipe, completely avoids dry burning and plays a role of safety and safety.
Description
Technical Field
The invention relates to the technical field of water dispensers, in particular to a full-temperature energy-saving safety water dispenser.
Background
The water dispenser is a household appliance widely used in daily life or office places. However, the existing water dispenser only has two modes of boiling water and cooling water. But the boiled water can not be drunk in time and can be taken after being slowly cooled; according to the principle of traditional Chinese medicine, the long-term direct drinking of cold water is not good for health preservation; in order to enable people to drink warm water in time and meet the requirements of different drinkers, a water dispenser with both boiling water and warm water and cold water is needed; in addition, the bucket of the existing water dispenser is arranged above, so that the existing water dispenser is laborious to move up and down and is inconvenient; meanwhile, the water dispenser is heated by electrifying the electric heating pipe to heat water in the heating tank, and dry heating is easy to occur along with the reduction of water amount in the barrel and the heating tank, so that a user needs to pay attention constantly, and the water dispenser is inconvenient.
For example, patent document CN 102721167B discloses a full-automatic electric water heater, a water dispenser and a water heating method. Automatic electric water heater, be equipped with 3 water tanks in, the upper water tank is the water source storage water tank, the middle level is for heating the water tank to the boiling point, the lower floor has automatic homothermal water tank for the drinking water, the drinking water that obtains is 100% through boiling disinfection, there is not sterile water source of little infiltration and mixes, when drinking water consumption reaches about 70%, the middle level water tank just gets into the heating to the water source, reach the boiling point and carry the lower floor water tank again, after the evacuation of middle level water tank, the water of upper water tank just can carry the middle level water tank and wait for the heating disinfection, thereby obtain healthy drinking water and reach energy-conservation. The water dispenser only has boiling water and warm water, does not provide drinking cold water, and cannot meet the requirements of more people; the water source storage tank is arranged on the upper layer and is difficult to replace.
Patent document CN 107007155B discloses a full-automatic dry-heating-preventing water dispenser, which comprises a machine body, wherein a cylinder body is arranged on the machine body, the cylinder body comprises an upper cylinder body and a lower cylinder body, the upper cylinder body is provided with a water inlet, the top of the lower cylinder body is provided with a first temperature sensor, a second temperature sensor is arranged at a distance from the bottom of the lower cylinder body, a thermistor and a circuit controller are arranged in the machine body, the first temperature sensor is electrically connected with the thermistor to form a first branch circuit, the second temperature sensor is electrically connected with the thermistor to form a second branch circuit, the circuit controller is electrically connected with joints of the first branch circuit and the second branch circuit, the circuit controller can monitor the variation of the water level at each moment and early warn the lower limit and the upper limit of the water level, and meanwhile, the full-automatic dry-heating-preventing water dispenser can be used in a power-off state through a circulating charging and power-supplying mode; this configuration is not safe and dry-fire can still occur if the temperature sensor fails.
Disclosure of Invention
The invention aims to solve the technical problem and provides a full-temperature energy-saving safety water dispenser which can simultaneously provide boiling water, hot water and cold water, can conveniently replace a water storage barrel of a water source and can prevent dry heating.
In order to solve the technical problem, the technical scheme adopted by the invention is a full-temperature energy-saving safe water dispenser which comprises a case and is characterized in that the upper part of the case is provided with a main electric board bin and a drinking water box bin, the rear side of the lower part of the case is provided with a water storage box bin and a water pump bin, and the front side of the lower part of the case is provided with a water receiving cavity and a disinfection bin; a main electric board is fixedly arranged in the main electric board bin, a drinking water tank is arranged in the drinking water tank bin, and a case top cover is arranged above the drinking water tank; the water storage tank bin is used for placing a water storage tank, and a bin door of the water storage tank bin is arranged on the side face of the case; the water pump bin is arranged in the water storage tank bin, and a water pump is arranged in the water pump bin; the water receiving cavity is arranged above the disinfection cabin and is arranged on the front side of the case in an open manner, a water outlet faucet is arranged at the upper part of the water receiving cavity, and a water losing disc is arranged at the bottom of the water receiving cavity and is used for collecting water lost; the disinfection bin is arranged below the water receiving cavity, and the bin door of the disinfection bin is arranged on the front side of the lower portion of the case.
The total electric board is a short for a total control circuit board, the total electric board is a control system based on a single chip microcomputer, and the total electric board is connected with the drinking water tank and the water pump through circuits.
The water pump is connected with the water storage tank and the drinking water tank through water pipes.
The drinking water tank comprises a boiling water tank, a hot water tank and a cold water tank, the hot water tank is arranged in the cold water tank, and the boiling water tank is arranged in the hot water tank; the bottom plates of the boiling water tank, the hot water tank and the cold water tank are arranged on the same horizontal plane, the top parts of the boiling water tank, the hot water tank and the cold water tank are provided with the same tank cover, the central position of the tank cover is provided with a water filling port, the water filling port is communicated into the boiling water tank, and the water filling port is connected with a water pipe communicated with a water pump.
A first overflow port is arranged at the upper part of the wall of the boiling water tank and leads to the hot water tank from the boiling water tank; a second overflow port is arranged at the upper part of the wall of the hot water tank and leads from the hot water tank to the cold water tank, an overflow pipe is arranged in the cold water tank and is closely attached to the outer side of the wall of the hot water tank, the upper port of the overflow pipe is arranged at the upper part of the cold water tank, the lower port of the overflow pipe passes through the bottom plate of the cold water tank, the first overflow port is higher than the second overflow port, and the second overflow port is higher than the upper port of the overflow pipe; when the water level in the corresponding water tank exceeds the overflow opening, the water in the water tank can automatically flow out.
A first water filling port is arranged at the upper part of the wall of the boiling water tank and leads to the hot water tank from the boiling water tank; a second water filling port is formed in the upper part of the wall of the hot water tank and communicated from the hot water tank to the cold water tank; the position of the first water filling port is higher than that of the second water filling port, the position of the first overflow port is higher than that of the first water filling port, and the position of the second overflow port is higher than that of the second water filling port; automatic water injection switches are arranged on the water injection port, the first water injection port and the second water injection port; when each water tank is emptied and water needs to be added, water in the external water or the purified water bucket is injected into the boiling water tank through the water filling port on the tank cover, when the water level in the boiling water tank rises to the position of the first water filling port, the water can be injected into the hot water tank from the boiling water tank, and when the water level in the hot water tank rises to the position of the second water filling port, the water can be injected into the cold water tank from the hot water tank.
The water boiling tank, the hot water tank and the cold water tank are respectively provided with a water level monitor, the water level monitor comprises an upper water level sensor and a lower water level sensor, the water level monitor is connected with the automatic water injection switch of the corresponding water injection port, when the water level is lowered to the position of the lower water level sensor, the automatic water injection switch of the corresponding water injection port is turned on for injecting water, and when the water level is raised to the position of the upper water level sensor, the automatic water injection switch of the corresponding water injection port is turned off for stopping injecting water; in the boiling water tank, an upper water level sensor is arranged below a first overflow port, and the lower water level sensor is arranged at the same level as a first water filling port; in the hot water tank, an upper water level sensor is arranged below a first water filling port, and the lower water level sensor is arranged at the same level as a second water filling port; in the cold water tank, an upper water level sensor is arranged below the second water filling port, and a lower water level sensor is arranged below the upper water level sensor.
A first water temperature sensor is installed in the boiling water tank, and a second water temperature sensor is installed in the hot water tank.
The boiling water tank is internally provided with a first electric heating pipe, the first electric heating pipe is connected with a first water temperature sensor, the installation position of the first electric heating pipe is lower than the position from the lower water level sensor in the boiling water tank to half of the height of the bottom plate of the tank, when the water temperature in the boiling water tank is lower than a set temperature, the first electric heating pipe automatically heats, and when the water temperature in the boiling water tank reaches the boiling water temperature, the first electric heating pipe automatically stops heating.
Furthermore, when the water temperature in the boiling water tank is lower than 97 ℃, the first electric heating pipe automatically heats, and when the water temperature in the boiling water tank reaches 100 ℃, the first electric heating pipe automatically stops heating.
The second electric heating pipe is installed in the hot water tank and connected with a second water temperature sensor, the installation position of the second electric heating pipe is lower than the position from the lower water level sensor in the hot water tank to half of the height of the bottom plate of the tank, when the water temperature in the hot water tank is lower than a set low temperature, the second electric heating pipe automatically heats, and when the water temperature in the hot water tank reaches the set high temperature, the second electric heating pipe automatically stops heating.
Furthermore, when the temperature of water in the hot water tank is lower than 37 ℃, the second electric heating pipe automatically heats, and when the temperature of water in the hot water tank reaches 41 ℃, the second electric heating pipe automatically stops heating.
The water boiling tank, the hot water tank and the cold water tank are respectively provided with a water outlet pipe, the tail ends of the water outlet pipes are respectively provided with a water tap and are positioned in the water receiving cavity, and the water tap, the hot water tap and the cold water tap are respectively arranged in the water boiling tank, the hot water tank and the cold water tank; in the cold water tank, the inlet of the water outlet pipe is flush with the bottom of the cold water tank; in the hot water tank, the inlet of the water outlet pipe extends out of the tank bottom and is higher than the mounting position of the second electric heating pipe; in the boiling water tank, the inlet of the water outlet pipe extends out of the tank bottom and is higher than the mounting position of the first electric heating pipe.
The water level monitor and the water temperature sensor are respectively and electrically connected with the signal input end of the master control circuit board; the water pump, the automatic water injection switch and the electric heating tube are respectively and electrically connected with the output end of the master control circuit board.
Furthermore, the upper part of the front surface of the outer surface of the case is also provided with three water level warning lamps which are respectively electrically connected with lower water level sensors in the boiling water tank, the hot water tank and the cold water tank, and when the lower water level sensors sense that the water level is lower than the sensors and the automatic water injection switch of the corresponding water injection port is not filled with water after being opened, the alarm is given out.
The invention has the advantages that the water storage tank is arranged at the lower part of the case, the bucket does not need to be moved up and down, and the operation is convenient and practical; the boiling water tank is arranged in the hot water tank, the hot water tank is arranged in the cold water tank, so that the heat generated when boiling water is cooled can be transferred to the hot water tank, and the heat generated when hot water in the hot water tank is cooled can be transferred to cold water, thereby effectively saving energy; the three water tanks are provided with the same tank cover, so that the boiling water tank, the hot water tank and the cold water tank can be effectively sealed to avoid dust from entering, meanwhile, overflow ports are arranged, not only can the excessive water injection be prevented, but also the boiling water tank, the hot water tank and the cold water tank can be communicated with the outside air, the tank can be prevented from being exploded due to steam expansion when the water in the boiling water tank is boiled, and the safety function is achieved; in the boiling water tank, an upper water level sensor is arranged below a first overflow port, and a lower water level sensor is arranged at the same level as a first water filling port; in the hot water tank, an upper water level sensor is arranged below a first water filling port, and the lower water level sensor is arranged at the same level as a second water filling port; in the cold water tank, the upper water level sensor is arranged below the second water filling port, and the lower water level sensor is arranged below the upper water level sensor, so that water in the cold water tank flows in from the hot water tank, water in the hot water tank flows in from the boiling water tank, and the water in the hot water tank can reduce the chance of direct heating by utilizing the heat in the boiling water tank, thereby effectively saving energy; the installation position of the electric heating pipe is lower than the position from the lower water level sensor in the water tank to half of the height of the bottom plate of the tank, which shows that the water level in the water tank is always higher than the position of the electric heating pipe by more than one time, so that dry burning can be effectively avoided, and the safety function is achieved; the inlet of the water outlet pipe extends out of the bottom plate of the water tank and is higher than the mounting position of the electric heating pipe; therefore, no matter how water is discharged, the water levels in the boiling water tank and the hot water tank are always higher than the height of the electric heating pipe, even if the water level monitor fails, dry burning can be completely avoided, and the effect of safety and double insurance is achieved.
Drawings
Fig. 1 is a schematic side sectional view of the chassis of the present invention.
Fig. 2 is a schematic side sectional view of the case of the present invention after related components are mounted therein.
Fig. 3 is a schematic front view of the housing of the present invention.
FIG. 4 is a perspective view of the drinking water tank and its interior.
In the figure: 1. the water-saving type water heater comprises a case, 11 main electric board bins, 12 drinking water tank bins, 13 water storage tank bins, 14 water pump bins, 15 water receiving cavities, 16 disinfection bins, 17 case top covers, 18 universal wheels, 2 main electric boards, namely main control circuit boards, 3 drinking water tanks, 4 water storage tanks, 5 water pumps, 1501 water outlets, 1502 water-draining disks, 1601 disinfection bin doors, 6 boiling water tanks, 7 hot water tanks, 8 cold water tanks, 31 case bottom boards, 32 case covers, 33 water inlets, 34 water pipes, 61 first water overflows, 71 second water overflows, 81 water overflow pipes, 62 first water inlets, 72 second water inlets, 9 water level monitors, 91 upper water level sensors, 92 water level sensors, 63 first water temperature sensors, 73 second water temperature sensors, 64 first water temperature electric heating pipes, 74 second electric heating pipes, 65 boiling water taps, 75 water level sensors, 85 water level sensors, 10 cold water lamps.
Detailed Description
The present invention is further illustrated by the following examples, which are intended to illustrate the invention but not to limit it further, and should not be construed as limiting the scope of the invention.
Example 1.
As shown in figure 1, a full-temperature energy-saving safe water dispenser is manufactured, firstly, a case 1 is manufactured, a main electric board bin 11 and a drinking water tank bin 12 are arranged on the upper portion of the case 1, a water storage tank bin 13 and a water pump bin 14 are arranged on the rear side of the lower portion of a water tank 1, a water receiving cavity 15 and a disinfection bin 16 are arranged on the front side of the lower portion of the water tank 1, a case top cover 17 is arranged on the top of the case, and universal wheels 18 are arranged on the bottom of the case 1.
As shown in fig. 2 and 3, a total electric board 2 is fixedly arranged in the total electric board bin 11, a drinking water tank 3 is arranged in the drinking water tank bin 12, and a case top cover 17 is arranged above the drinking water tank 3, so that the drinking water tank 3 can be conveniently detached for cleaning and disinfection; the water storage tank bin 13 is used for placing the water storage tank 4 such as a purified water barrel, and a bin door of the water storage tank bin 13 is arranged on the side face of the case 1; the water pump bin 14 is arranged in the water storage tank bin 13 in close contact with the back side of the water receiving cavity 15, and a water pump 5 is arranged in the water pump bin 14; the water receiving cavity 15 is arranged above the disinfection bin 16 and is arranged on the front side of the case 1 in an open mode, a water outlet faucet 1501 is arranged at the upper part of the water receiving cavity 15, and a water losing disc 1502 is arranged at the bottom of the water receiving cavity 15 and is used for collecting water lost carelessly during water receiving; the disinfection cabin 16 is arranged below the water receiving cavity 15, and a cabin door 1601 of the disinfection cabin is arranged at the front side of the lower part of the case 1. Therefore, the water source storage barrel is arranged at the lower part of the case, the water barrel does not need to be moved up and down, and the operation is convenient and practical.
The general electric board 2 is a general control circuit board for short, the general electric board 2 is a control system based on a single chip microcomputer, and the general electric board 2 is connected with the drinking water tank 3 and the water pump 5 through a circuit; the water pump 5 is connected with the water storage tank 4 and the drinking water tank 3 through water pipes.
As shown in fig. 4, the drinking water tank 3 includes a boiling water tank 6, a hot water tank 7 and a cold water tank 8, the hot water tank 7 is arranged inside the cold water tank 8, and the boiling water tank 6 is arranged inside the hot water tank 7; therefore, the boiling water tank 6 is arranged inside the hot water tank 7, the hot water tank 7 is arranged inside the cold water tank 8, heat generated when boiling water is cooled can be transferred to the hot water tank 7, heat generated when hot water in the hot water tank 7 is cooled can be transferred to cold water, and energy can be effectively saved.
Continuing to refer to fig. 4, making the bottom plates 31 of the boiling water tank 6, the hot water tank 7 and the cold water tank 8 into the same bottom plate 31 at the same horizontal position, arranging the top parts of the boiling water tank 6, the hot water tank 7 and the cold water tank 8 with the same tank cover 32, arranging a water filling port 33 at the central position of the tank cover 32, leading the water filling port 33 into the boiling water tank 6, and connecting the water filling port 33 with a water pipe 34 communicated with the water pump 5; a first overflow port 61 is arranged at the upper part of the tank wall of the boiling water tank 6, and the first overflow port 61 leads to the hot water tank 7 from the boiling water tank 6; a second overflow port 71 is arranged on the upper portion of the wall of the hot water tank 7, the second overflow port 71 leads from the hot water tank 7 to the cold water tank 8, an overflow pipe 81 is arranged in the cold water tank 8, the overflow pipe 81 is tightly attached to the cold water tank 8 arranged on the outer side of the wall of the hot water tank, the upper port of the overflow pipe 81 is arranged on the upper portion of the cold water tank 8, the lower port of the overflow pipe 81 penetrates through the bottom plate 31 of the cold water tank 8, the first overflow port 61 is higher than the second overflow port 71, and the second overflow port 71 is higher than the upper port of the overflow pipe 81; when the water level in the corresponding water tank exceeds the overflow opening, the water in the water tank can automatically flow out; the three water tanks are provided with the same tank cover, so that the boiling water tank 6, the hot water tank 7 and the cold water tank 8 can be effectively sealed, dust is prevented from entering, meanwhile, overflow gaps are formed, water injection excess can be prevented, the boiling water tank 6, the hot water tank 7 and the cold water tank 8 can be communicated with the outside air, the water in the boiling water tank 6 can be prevented from exploding due to steam expansion when being boiled, and a safety function is achieved.
As further shown in fig. 4, a first water filling port 62 is provided in the upper part of the wall of the boiling water tank 6, and the first water filling port 62 leads from the boiling water tank 6 to the hot water tank 7; a second water filling port 72 is arranged at the upper part of the wall of the hot water tank 7, and the second water filling port 72 is communicated from the hot water tank 7 to the cold water tank 8; the first water filling port 62 is located higher than the second water filling port 72, the first overflow port 61 is located higher than the first water filling port 62, and the second overflow port 71 is located higher than the second water filling port 72; automatic water injection switches are arranged on the water injection port 33, the first water injection port 62 and the second water injection port 72; when a new water dispenser is filled with water for the first time or when new water needs to be filled after washing each water tank is emptied, external water or water in a purified water bucket is injected into the water boiling tank 6 through the water filling port 33 on the tank cover 32, when the water level in the water boiling tank 6 rises to the position of the first water filling port 62, water is injected into the hot water tank 7 from the water boiling tank 6, and when the water level in the hot water tank 7 rises to the position of the second water filling port 72, water is injected into the cold water tank 8 from the hot water tank 7.
As shown in fig. 4, water level monitors 9 are disposed in the boiling water tank 6, the hot water tank 7 and the cold water tank 8, each water level monitor 9 includes an upper water level sensor 91 and a lower water level sensor 92, the water level monitor 9 is connected to an automatic water filling switch of a corresponding water filling port, when the water level drops to the lower water level sensor 92, the automatic water filling switch of the corresponding water filling port is turned on to fill water, and when the water level rises to the upper water level sensor 91, the automatic water filling switch of the corresponding water filling port is turned off to stop water filling; in the boiling water tank 6, an upper water level sensor 91 is installed below the first overflow port 61, and a lower water level sensor 92 is installed flush with the first fill port 62; in the hot water tank 7, the upper water level sensor 91 is installed below the first fill port 62, and the lower water level sensor 92 is installed flush with the second fill port 72; in the cold water tank 8, an upper water level sensor 91 is installed below the second water filling port 72, and a lower water level sensor 92 is installed below the upper water level sensor 91. Therefore, the water in the cold water tank 8 flows in from the hot water tank 7, the water in the hot water tank 7 flows in from the boiling water tank 6, the water in the hot water tank 7 can utilize the heat in the boiling water tank 6 to reduce the chance of direct heating, and the energy can be effectively saved.
A first water temperature sensor 63 is installed in the boiling water tank 6, and a second water temperature sensor 73 is installed in the hot water tank 7; the first electric heating tube 64 is arranged in the boiling water tank 6, the first electric heating tube 64 is connected with the first water temperature sensor 63 through a circuit, the installation position of the first electric heating tube 64 is lower than the position from the middle water level sensor 92 of the boiling water tank 6 to half of the height of the bottom plate 31 of the tank, when the water temperature in the boiling water tank 6 is lower than 97 ℃, the first electric heating tube 64 automatically heats, and when the water temperature in the boiling water tank 6 reaches 100 ℃, the first electric heating tube 64 automatically stops heating; the second electric heating tube 74 is installed in the hot water tank 7, the second electric heating tube 74 is connected with the second water temperature sensor 73 through an electric circuit, the installation position of the second electric heating tube 74 is lower than the position from the lower water level sensor 92 in the hot water tank 7 to the half height of the bottom plate 31, when the water temperature in the hot water tank 7 is lower than 37 ℃, the second electric heating tube 74 automatically heats, and when the water temperature in the hot water tank 7 reaches 41 ℃, the second electric heating tube 74 automatically stops heating. Thus, the water in the boiling water tank 6 can be kept in a boiling water state at any time, and the water in the hot water tank 7 can be kept in a warm state at any time; because the installation position of the electric heating pipe is lower than the position from the lower water level sensor in the water tank to half of the height of the bottom plate of the tank, the water level in the water tank is always higher than the position of the electric heating pipe by more than one time, dry burning can be effectively avoided, and the safety function is played.
Water outlet pipes are respectively arranged in the boiling water tank 6, the hot water tank 7 and the cold water tank 8, water outlet taps 1501 are respectively arranged at the tail ends of the water outlet pipes and are positioned in the water receiving cavity 15, namely the boiling water tap 65, the hot water tap 75 and the cold water tap 85; in the cold water tank 8, the inlet of the water outlet pipe is flush with the bottom plate 31 of the cold water tank 8; in the hot water tank 7, the inlet of the water outlet pipe extends out of the bottom plate 31 of the hot water tank 7 and is higher than the mounting position of the second electrothermal pipe 74; in the boiling water tank 6, the inlet of the water outlet pipe extends out of the bottom plate 31 of the boiling water tank 6 and is higher than the mounting position of the first electric heating pipe 64; therefore, no matter how water is discharged, the water levels in the boiling water tank 6 and the hot water tank 7 are always higher than the height of the electric heating pipe, even if the water level monitor 9 fails, dry burning can be completely avoided, and the safety function is achieved.
Each water level monitor 9 and each water temperature sensor are respectively and electrically connected with the signal input end of the master control circuit board 2; the water pump 5, the automatic water injection switches and the electric heating tubes are electrically connected with the output end of the master control circuit board 2 respectively.
The main control circuit board 2 controls the connection or disconnection of the water pump 5, the automatic water injection switch and the electric heating tube according to signals sent by the water level monitor 9 and the water temperature sensor, which is a conventional technical means and is not described in detail herein.
Example 2.
On the basis of the embodiment 1, the water level warning lamps 10 are further arranged on the upper portion of the front surface of the outer surface of the case 1, the three water level warning lamps 10 are respectively connected with the lower water level sensors 92 in the boiling water tank 6, the hot water tank 7 and the cold water tank 8, when the lower water level sensors 92 sense that the water level is lower than the sensors and water is not filled after the automatic water filling switches of the corresponding water filling ports are opened, an alarm is given out to prompt that no water exists in the water storage tank 4, and a water bucket needs to be replaced in time.
Claims (4)
1. A full-temperature energy-saving safe water dispenser comprises a case, and is characterized in that the upper part of the case is provided with a main electric board bin and a drinking water tank bin, the rear side of the lower part is provided with a water storage tank bin and a water pump bin, and the front side of the lower part is provided with a water receiving cavity and a disinfection bin; a main electric board is fixedly arranged in the main electric board bin, a drinking water tank is arranged in the drinking water tank bin, and a case top cover is arranged above the drinking water tank; the water storage tank bin is used for placing a water storage tank, and a bin door of the water storage tank bin is arranged on the side face of the case; the water pump bin is arranged in the water storage tank bin, and a water pump is arranged in the water pump bin; the water receiving cavity is arranged above the disinfection bin and is arranged on the front side of the case in an open manner, a water outlet faucet is arranged at the upper part of the water receiving cavity, and a water-leaving disc is arranged at the bottom of the water receiving cavity; the disinfection bin is arranged below the water receiving cavity, and a bin door of the disinfection bin is arranged on the front side of the lower part of the machine box;
the total electric board is a control system based on a single chip microcomputer, and is connected with the drinking water tank and the water pump through a circuit; the water pump is connected with the water storage tank and the drinking water tank through water pipes;
the drinking water tank comprises a boiling water tank, a hot water tank and a cold water tank, the hot water tank is arranged in the cold water tank, and the boiling water tank is arranged in the hot water tank; the bottom plates of the boiling water tank, the hot water tank and the cold water tank are arranged on the same horizontal plane, the top parts of the boiling water tank, the hot water tank and the cold water tank are provided with the same tank cover, the central position of the tank cover is provided with a water filling port, the water filling port is communicated into the boiling water tank, and the water filling port is connected with a water pipe communicated with a water pump;
a first overflow port is arranged at the upper part of the wall of the boiling water tank and leads to the hot water tank from the boiling water tank; a second overflow port is arranged at the upper part of the wall of the hot water tank and leads from the hot water tank to the cold water tank, an overflow pipe is arranged in the cold water tank, the upper opening of the overflow pipe is arranged at the upper part of the cold water tank, the lower opening of the overflow pipe penetrates through the bottom plate of the cold water tank, the first overflow port is higher than the second overflow port, and the second overflow port is higher than the upper opening of the overflow pipe;
a first water filling port is arranged at the upper part of the wall of the boiling water tank and leads to the hot water tank from the boiling water tank; a second water filling port is formed in the upper portion of the wall of the hot water tank and leads from the hot water tank to the cold water tank; the position of the first water filling port is higher than that of the second water filling port, the position of the first overflow port is higher than that of the first water filling port, and the position of the second overflow port is higher than that of the second water filling port; automatic water injection switches are arranged on the water injection port, the first water injection port and the second water injection port;
the water level monitoring instruments are arranged in the boiling water tank, the hot water tank and the cold water tank and comprise an upper water level sensor and a lower water level sensor, and the water level monitoring instruments are connected with automatic water injection switches of corresponding water injection ports; in the boiling water tank, an upper water level sensor is arranged below a first overflow port, and the lower water level sensor is arranged at the same level as a first water filling port; in the hot water tank, an upper water level sensor is arranged below a first water filling port, and the lower water level sensor is arranged at the same level as a second water filling port; in the cold water tank, an upper water level sensor is arranged below the second water filling port, and a lower water level sensor is arranged below the upper water level sensor;
a first water temperature sensor is installed in the boiling water tank, and a second water temperature sensor is installed in the hot water tank;
the boiling water tank is internally provided with a first electric heating pipe, the first electric heating pipe is connected with a first water temperature sensor, the installation position of the first electric heating pipe is lower than the position from the lower water level sensor in the boiling water tank to half of the height of the bottom plate of the tank, when the water temperature in the boiling water tank is lower than a set temperature, the first electric heating pipe automatically heats, and when the water temperature in the boiling water tank reaches the boiling water temperature, the first electric heating pipe automatically stops heating;
the second electric heating pipe is installed in the hot water tank and is connected with a second water temperature sensor, the installation position of the second electric heating pipe is lower than the position from the lower water level sensor in the hot water tank to half of the height of the bottom plate of the tank, when the water temperature in the hot water tank is lower than a set low temperature, the second electric heating pipe automatically heats, and when the water temperature in the hot water tank reaches the set high temperature, the second electric heating pipe automatically stops heating;
the water level monitor and the water temperature sensor are respectively and electrically connected with the signal input end of the master control circuit board; the water pump, the automatic water injection switch and the electric heating tube are respectively and electrically connected with the output end of the master control circuit board.
2. The full-temperature energy-saving safe water dispenser according to claim 1, wherein the first electric heating tube automatically heats when the temperature of the water in the boiling water tank is lower than 97 ℃, and automatically stops heating when the temperature of the water in the boiling water tank reaches 100 ℃.
3. The full-temperature energy-saving safe water dispenser according to claim 2, wherein the second electric heating tube automatically heats when the temperature of water in the hot water tank is lower than 37 ℃, and automatically stops heating when the temperature of water in the hot water tank reaches 41 ℃.
4. The full-temperature energy-saving safe water dispenser according to claim 1, characterized in that three water level warning lamps are further arranged at the upper part of the front surface of the outer surface of the case and are respectively and electrically connected with lower water level sensors in the boiling water tank, the hot water tank and the cold water tank.
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