Water mixing prevention structure of water dispenser

Abstract

The invention relates to the technical field of water purifiers, in particular to a water mixing prevention structure of a water dispenser, which comprises a main body shell and a water mixing prevention tank, one end of the main body shell is fixedly provided with a heat dissipation rear shell, one side of the heat dissipation rear shell is fixedly provided with a pressure reducing valve, and the bottom end of the pressure reducing valve is fixedly provided with a carbon dioxide gas tank. A cold water tank is fixedly mounted on the inner side of the main body shell, a radiator is fixedly mounted on one side of the cold water tank, and a condenser is fixedly mounted below the cold water tank; multiple types of water bodies are synchronously pumped and discharged, so that the situation that the taste is affected by water mixing can be effectively avoided, and the situation that drinking safety is affected due to deterioration caused by long-term retention of the water bodies is avoided; the problems that when an existing water dispenser outputs and takes various types of water bodies, the water bodies are prone to being mixed between a water tank and an output end, the taste is reduced, the water bodies are prone to going bad due to long-term retention, and drinking safety is affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of water purifiers, and in particular to a water mixing prevention structure for a water dispenser. Background Art

[0002] Water is an important component of the human body. Since the existing tap water contains chlorine, bleaching powder, bacteria, etc., it is not suitable for direct drinking. Bottled mineral water is expensive and not suitable for daily use. Therefore, water purifiers have become an important equipment to improve the quality of people's daily water. A water purifier is a water treatment equipment used for deep filtration and purification of water. Its core technology is the filter membrane in the filter element device. It is widely used in homes, offices and other places to meet users' needs for clean and safe drinking water. The water purifier can filter tap water and convert it into various types of water.

[0003] When existing water dispensers output and use various types of water, the water is easily mixed between the water tank and the output end, resulting in a decrease in taste, and long-term retention is likely to cause the water to deteriorate, affecting drinking safety; therefore, it does not meet existing needs, and we have proposed a water dispenser anti-mixing structure. Summary of the invention

[0004] The purpose of the present invention is to provide a water mixing prevention structure for a water drinking machine, so as to solve the problem raised in the above background technology that when the existing water drinking machine outputs and uses various types of water, the water is easily mixed between the water tank and the output end, resulting in a decrease in taste, and long-term retention is prone to cause the water to deteriorate, affecting drinking safety.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a water-mixing prevention structure of a water dispenser, comprising a main body shell and an anti-mixing water tank, a heat dissipation rear shell is fixedly installed on one end of the main body shell, a pressure reducing valve is fixedly installed on one side of the heat dissipation rear shell, a carbon dioxide gas tank is fixedly installed on the bottom end of the pressure reducing valve, a cold water tank is fixedly installed on the inner side of the main body shell, a radiator is fixedly installed on one side of the cold water tank, a condenser is fixedly installed below the cold water tank, an anti-mixing water tank is fixedly installed on the front end surface of the condenser, a booster pump is fixedly installed on one side of the condenser, and a hot water tank is fixedly installed on one side of the booster pump;

[0006] A drainage pump is fixedly installed on the inner side of the anti-mixing water tank, a waste water pipe is installed at the bottom of the drainage pump, a four-way manifold is installed above the drainage pump, three one-way conveying mechanisms are installed on one side of the four-way manifold, and a water outlet main pipe is installed in the middle of the other side of the four-way manifold;

[0007] The one-way conveying mechanism includes an installation sleeve, one end of which is installed with a limiting sleeve, a positioning seat is fixedly installed on the inner side of the limiting sleeve, a conical blocking block is movably installed on the inner side of the positioning seat, and a supporting spring is provided at one end of the conical blocking block.

[0008] Preferably, the input end of the drainage pump is installed with a first collecting pipe and a second collecting pipe, the upper end of the second collecting pipe is installed with a normal temperature water output pipe, an ice soda water output pipe and a hot water output pipe, and one end of the normal temperature water output pipe, the ice soda water output pipe and the hot water output pipe is installed with four second one-way valves.

[0009] Preferably, a water inlet main pipe is installed above the four-way collecting seat, a four-way diverter rack is fixedly installed on one end of the water inlet main pipe, three first solenoid valves are fixedly installed on one end of the four-way diverter rack, pipe end positioning rings are provided on the outer sides of the water inlet main pipe, the water outlet main pipe and the waste water pipe, and a sealing cover is fixedly installed on the upper end surface of the anti-mixing water tank.

[0010] Preferably, a carbonated water tank is provided inside the cold water tank, the carbonated water tank is connected to the carbon dioxide tank through a pressure reducing valve, the carbonated water tank is connected to the cold water tank, a filter is provided between the cold water tank and the radiator, the four-way diverter rack is connected to the filter through one of the first solenoid valves, and the normal temperature water output pipe is connected to the filter through one of the second one-way valves.

[0011] Preferably, the four-way diverter rack is connected to the cold water tank through one of the first solenoid valves, the four-way diverter rack is connected to the hot water tank through the remaining first solenoid valve, both ends of the ice soda output pipe are connected to the cold water tank and the carbonated water tank through another two second one-way valves, and the hot water output pipe is connected to the hot water tank through the remaining second one-way valve.

[0012] Preferably, the four-way collecting seat is connected to the normal temperature water output pipe, the ice soda water output pipe and the hot water output pipe through a one-way conveying mechanism, the input end of the drainage pump is connected to the four-way collecting seat through a first collecting pipe, the input end of the drainage pump is connected to the normal temperature water output pipe, the ice soda water output pipe and the hot water output pipe through a second collecting pipe, and the output end of the drainage pump is connected to the waste water pipe.

[0013] Preferably, one end of the water inlet main pipe penetrates the heat dissipation rear shell and the anti-mixing water tank and is connected to the four-way diverter rack, one end of the water outlet main pipe penetrates the heat dissipation rear shell and the anti-mixing water tank and is connected to the four-way collector, the other end of the water outlet main pipe is provided with a faucet, and the water inlet main pipe, the water outlet main pipe and the waste water pipe are fixedly connected to the anti-mixing water tank through pipe end positioning rings.

[0014] Preferably, the installation sleeve is threadedly connected to the four-way collecting seat, the installation sleeve is fixed to the limiting sleeve by screws, and the three limiting sleeves are threadedly connected to the normal temperature water output pipe, the ice and soda output pipe and the hot water output pipe.

[0015] Preferably, a guide channel is provided on the inner side of the mounting sleeve and the limiting sleeve, the positioning seat, the conical blocking block and the supporting spring are arranged on the inner side of the guide channel, the conical blocking block is connected to the mounting sleeve through the supporting spring, and the conical blocking block slides linearly back and forth along the axis of the mounting sleeve.

[0016] The present invention prepares normal temperature water, cold water, carbonated water and hot water, and opens four second one-way valves one by one, so that the water outlet main pipe can take the normal temperature water, cold water, carbonated water and hot water respectively, and the input end of the drainage pump is connected with the four-way current collecting seat, the normal temperature water output pipe, the ice and soda water output pipe and the hot water output pipe respectively through the first collecting pipe and the second collecting pipe, so that after the water outlet main pipe takes out the normal temperature water, cold water, carbonated water and hot water respectively, the water outlet main pipe, the normal temperature water output pipe, the ice and soda water output pipe and the hot water output pipe can be drained through the drainage pump. The residual water in the output pipe is extracted and discharged, thereby avoiding the water quality being mixed due to the residual water, which affects the taste and use; the present invention can also avoid the expiration of various types of water by emptying the water through the drainage pump, thereby improving the safety of use, and a one-way conveying mechanism is connected between the four-way collecting seat and the normal temperature water output pipe, the ice soda output pipe and the hot water output pipe, and the conical sealing block is connected to the installation sleeve by a supporting spring, so that the conical sealing block can unidirectionally block the positioning seat under the support of the supporting spring, thereby maintaining the one-way water outlet and improving the wastewater removal effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of the main body shell of the present invention;

[0018] Figure 2 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 3 It is a structural schematic diagram of the anti-mixing water tank of the present invention;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the anti-mixing water tank of the present invention;

[0021] Figure 5 It is a schematic diagram of the installation structure of the drainage pump of the present invention;

[0022] Figure 6 It is a schematic diagram of the partial cross-sectional structure of the one-way conveying mechanism of the present invention. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] See also Figures 1 to 5 , an embodiment provided by the present invention: a water mixing prevention structure of a water dispenser, comprising a main body shell 1 and a mixing prevention water tank 10, a heat dissipation rear shell 2 is fixedly installed on one end of the main body shell 1, a pressure reducing valve 4 is fixedly installed on one side of the heat dissipation rear shell 2, a carbon dioxide gas tank 3 is fixedly installed on the bottom end of the pressure reducing valve 4, a cold water tank 6 is fixedly installed on the inner side of the main body shell 1, a radiator 8 is fixedly installed on one side of the cold water tank 6, a condenser 9 is fixedly installed below the cold water tank 6, a mixing prevention water tank 10 is fixedly installed on the front end surface of the condenser 9, a booster pump 7 is fixedly installed on one side of the condenser 9, a hot water tank 5 is fixedly installed on one side of the booster pump 7, and normal temperature water can be cooled and transported to the inner side of the cold water tank 6 for storage through the condenser 9;

[0025] A drainage pump 16 is fixedly installed on the inner side of the anti-mixing water tank 10, a waste water pipe 13 is installed at the bottom of the drainage pump 16, a four-way manifold 21 is installed above the drainage pump 16, three one-way conveying mechanisms 22 are installed on one side of the four-way manifold 21, a water outlet main pipe 12 is installed in the middle of the other side of the four-way manifold 21, a first manifold 17 and a second manifold 18 are installed at the input end of the drainage pump 16, a normal temperature water output pipe 23, an ice soda output pipe 24 and a hot water output pipe 25 are installed at the upper end of the second manifold 18, and four second one-way valves 26 are installed at one end of the normal temperature water output pipe 23, the ice soda output pipe 24 and the hot water output pipe 25. By opening the four second one-way valves 26 one by one, the water outlet main pipe can take normal temperature water, cold water, carbonated water and hot water respectively. The drainage pump 16 (model MDZ-20-180) mentioned in the present invention can be purchased from the market or obtained by private customization.

[0026] See also Figure 5 and Figure 6The one-way conveying mechanism 22 includes an installation sleeve 2201, one end of which is installed with a limiting sleeve 2202, a positioning seat 2203 is fixedly installed on the inner side of the limiting sleeve 2202, a conical blocking block 2204 is movably installed on the inner side of the positioning seat 2203, and a supporting spring 2205 is provided on one end of the conical blocking block 2204. The installation sleeve 2201 is connected to the four-way collector 21 through a threaded connection, and the installation sleeve 2201 is fixedly connected to the limiting sleeve 2202 through a screw connection. The three limiting sleeves 2202 are connected to the normal temperature water output pipe 23, the ice and soda water output pipe 24 and the hot water output pipe 25. The outlet pipes 25 are all connected by threads, and a guide channel is provided on the inner side of the mounting sleeve 2201 and the limiting sleeve 2202. The positioning seat 2203, the conical blocking block 2204 and the support spring 2205 are arranged on the inner side of the guide channel. The conical blocking block 2204 is connected to the mounting sleeve 2201 by the support spring 2205. The conical blocking block 2204 slides linearly back and forth along the axis of the mounting sleeve 2201, so that the conical blocking block 2204 can unidirectionally block the positioning seat 2203 under the support of the support spring 2205, thereby maintaining unidirectional water outlet and improving the wastewater removal effect.

[0027] See also Figure 4 and Figure 5 A water inlet pipe 11 is installed above the four-way current collecting seat 21, and a four-way flow dividing frame 19 is fixedly installed at one end of the water inlet pipe 11. Three first solenoid valves 20 are fixedly installed at one end of the four-way flow dividing frame 19. The outer sides of the water inlet pipe 11, the water outlet pipe 12 and the waste water pipe 13 are all provided with pipe end positioning rings 15. A sealing cover 14 is fixedly installed on the upper end surface of the anti-mixing water tank 10. One end of the water inlet pipe 11 passes through the heat dissipation rear shell 2 and the anti-mixing water tank 10 and is connected to the four-way flow dividing frame 19. The flow rack 19 is connected through, one end of the water outlet pipe 12 passes through the heat dissipation rear shell 2 and the anti-mixing water tank 10 and is connected to the four-way collecting seat 21, and the other end of the water outlet pipe 12 is provided with a faucet. The water inlet pipe 11, the water outlet pipe 12 and the waste water pipe 13 are all fixedly connected to the anti-mixing water tank 10 through the pipe end positioning ring 15. The normal temperature water input by the water inlet pipe 11 is diverted through the four-way diverter rack 19, so as to facilitate the preparation of normal temperature water into various types of water bodies.

[0028] See also Figure 2 and Figure 5A carbonated water tank is provided inside the cold water tank 6, the carbonated water tank is connected to the carbon dioxide tank 3 through the pressure reducing valve 4, the carbonated water tank is connected to the cold water tank 6, a filter is provided between the cold water tank 6 and the radiator 8, the four-way diverter rack 19 is connected to the filter through one of the first solenoid valves 20, the normal temperature water output pipe 23 is connected to the filter through one of the second one-way valves 26, the four-way diverter rack 19 is connected to the cold water tank 6 through one of the first solenoid valves 20, the four-way diverter rack 19 is connected to the hot water tank 5 through the remaining one of the first solenoid valves 20, both ends of the ice soda output pipe 24 are connected to the cold water tank 6 and the carbonated water tank through the other two second one-way valves 26, the hot water output pipe 25 is connected to the hot water tank 5 through the remaining one of the second one-way valves 26, and various types of water bodies can be transported one by one through the second one-way valve 26.

[0029] See also Figure 4 and Figure 5 The four-way collecting seat 21 is connected with the normal temperature water output pipe 23, the ice soda water output pipe 24 and the hot water output pipe 25 through the one-way conveying mechanism 22. The input end of the drainage pump 16 is connected with the four-way collecting seat 21 through the first collecting pipe 17. The input end of the drainage pump 16 is connected with the normal temperature water output pipe 23, the ice soda water output pipe 24 and the hot water output pipe 25 through the second collecting pipe 18. The output end of the drainage pump 16 is connected with the waste water pipe 13. The drainage pump 16 can extract and discharge the residual water in the water outlet main pipe 12, the normal temperature water output pipe 23, the ice soda water output pipe 24 and the hot water output pipe 25, thereby avoiding the water quality being mixed due to the residual water, which affects the taste and use.

[0030] To sum up, when using the water dispenser of the present invention, normal temperature water is input into the main housing 1 through the water inlet main pipe 11, and the power is turned on. The water inlet main pipe 11 is connected to the three first solenoid valves 20 through the four-way diverter rack 19, so that the water inlet main pipe 11 is diverted to the inner sides of the three first solenoid valves 20 through the four-way diverter rack 19, and a filter is provided between the cold water tank 6 and the radiator 8, so that the four-way diverter rack 19 filters the normal temperature water through the first solenoid valve 20, the filter and the second one-way valve 26 in turn, and transports it to the inner side of the normal temperature water output pipe 23. The four-way diverter rack 19 filters and cools the normal temperature water through the first solenoid valve 20, the filter, the cold water tank 6 and the second one-way valve 26 in turn, and then transports it to the inner side of the ice soda output pipe 24.

[0031] In the embodiment of the present invention, a carbonated water tank is provided inside the cold water tank 6, and carbonated water is formed by mixing and pressurizing the carbon dioxide inside the carbon dioxide gas tank 3 and the cold water inside the cold water tank 6, and then the carbonated water is transported to the inside of the ice soda output pipe 24 through the second one-way valve 26, and the four-way diverter frame 19 is transported to the inside of the hot water output pipe 25 through the first solenoid valve 20, the filter, the hot water tank 5 and the second one-way valve 26 in sequence, so that normal temperature water, cold water, carbonated water and hot water can be prepared in sequence, and the four second one-way valves 26 are opened one by one, so that the water outlet main pipe can take normal temperature water, cold water, carbonated water and hot water respectively;

[0032] In actual application, the water-preventing water-mixing structure of the water dispenser provided by the present invention can discharge the wastewater generated by the overall filtration through the wastewater pipe 13, the output end of the drainage pump 16 is connected with the wastewater pipe 13, and the input end of the drainage pump 16 is connected with the four-way collecting seat 21, the normal temperature water output pipe 23, the ice soda water output pipe 24 and the hot water output pipe 25 through the first collecting pipe 17 and the second collecting pipe 18, respectively, so that after the water outlet main pipe 12 has finished discharging normal temperature water, cold water, carbonated water and hot water respectively, the water remaining in the water outlet main pipe 12, the normal temperature water output pipe 23, the ice soda water output pipe 24 and the hot water output pipe 25 can be extracted and discharged through the drainage pump 16, thereby avoiding the mixing of water quality caused by the residual water, affecting the taste and use.

[0033] At the same time, emptying operation through the drainage pump 16 can avoid the expiration of various types of water bodies and improve safety of use. A one-way conveying mechanism 22 is connected between the four-way collecting seat 21 and the normal temperature water output pipe 23, the ice soda output pipe 24 and the hot water output pipe 25, and the conical sealing block 2204 is connected to the installation sleeve 2201 through a support spring 2205, so that the conical sealing block 2204 can perform one-way sealing on the positioning seat 2203 under the support of the support spring 2205, thereby maintaining one-way water outlet and improving the wastewater removal effect.

[0034] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

Claims

1. A water dispenser anti-mixing water structure, comprising a main body shell and an anti-mixing water tank, characterized in that: A heat dissipation rear shell is fixedly installed on one end of the main shell, a pressure reducing valve is fixedly installed on one side of the heat dissipation rear shell, a carbon dioxide gas tank is fixedly installed on the bottom end of the pressure reducing valve, a cold water tank is fixedly installed on the inner side of the main shell, a radiator is fixedly installed on one side of the cold water tank, a condenser is fixedly installed below the cold water tank, an anti-mixing water tank is fixedly installed on the front end surface of the condenser, a booster pump is fixedly installed on one side of the condenser, and a hot water tank is fixedly installed on one side of the booster pump; A drainage pump is fixedly installed on the inner side of the anti-mixing water tank, a waste water pipe is installed at the bottom of the drainage pump, a four-way manifold is installed above the drainage pump, three one-way conveying mechanisms are installed on one side of the four-way manifold, and a water outlet main pipe is installed in the middle of the other side of the four-way manifold; The one-way conveying mechanism includes an installation sleeve, one end of which is installed with a limiting sleeve, a positioning seat is fixedly installed on the inner side of the limiting sleeve, a conical blocking block is movably installed on the inner side of the positioning seat, and a supporting spring is provided at one end of the conical blocking block.

2. A water-mixing prevention structure for a water dispenser according to claim 1, characterized in that: The input end of the drainage pump is equipped with a first collecting pipe and a second collecting pipe, the upper end of the second collecting pipe is equipped with a normal temperature water output pipe, an ice soda water output pipe and a hot water output pipe, and one end of the normal temperature water output pipe, the ice soda water output pipe and the hot water output pipe is equipped with four second one-way valves.

3. A water-mixing prevention structure for a water dispenser according to claim 2, characterized in that: A water inlet main pipe is installed above the four-way collecting seat, a four-way diverter frame is fixedly installed on one end of the water inlet main pipe, three first solenoid valves are fixedly installed on one end of the four-way diverter frame, pipe end positioning rings are provided on the outer sides of the water inlet main pipe, the water outlet main pipe and the waste water pipe, and a sealing cover is fixedly installed on the upper end surface of the anti-mixing water tank.

4. A water-mixing prevention structure for a water dispenser according to claim 3, characterized in that: A carbonated water tank is provided inside the cold water tank, the carbonated water tank is connected to the carbon dioxide tank through a pressure reducing valve, the carbonated water tank is connected to the cold water tank, a filter is provided between the cold water tank and the radiator, the four-way diverter rack is connected to the filter through one of the first solenoid valves, and the normal temperature water output pipe is connected to the filter through one of the second one-way valves.

5. The water mixing prevention structure of a water dispenser according to claim 4, characterized in that: The four-way flow distribution rack is connected to the cold water tank through one of the first solenoid valves, and the four-way flow distribution rack is connected to the hot water tank through the remaining first solenoid valve. Both ends of the ice soda output pipe are connected to the cold water tank and the carbonated water tank through the other two second one-way valves, and the hot water output pipe is connected to the hot water tank through the remaining second one-way valve.

6. A water-mixing prevention structure for a water dispenser according to claim 5, characterized in that: The four-way collecting seat is connected to the normal temperature water output pipe, the ice and soda water output pipe and the hot water output pipe through a one-way conveying mechanism, the input end of the drainage pump is connected to the four-way collecting seat through a first collecting pipe, the input end of the drainage pump is connected to the normal temperature water output pipe, the ice and soda water output pipe and the hot water output pipe through a second collecting pipe, and the output end of the drainage pump is connected to the waste water pipe.

7. A water-mixing prevention structure for a water dispenser according to claim 6, characterized in that: One end of the water inlet pipe passes through the heat dissipation rear shell and the anti-mixing water tank and is connected to the four-way diverter frame, one end of the water outlet pipe passes through the heat dissipation rear shell and the anti-mixing water tank and is connected to the four-way collector, and the other end of the water outlet pipe is provided with a faucet, and the water inlet pipe, the water outlet pipe and the waste water pipe are fixedly connected to the anti-mixing water tank through pipe end positioning rings.

8. The water mixing prevention structure of a water dispenser according to claim 7, characterized in that: The installation sleeve is connected to the four-way collector by threads, the installation sleeve is fixed to the limit sleeve by screws, and the three limit sleeves are connected to the normal temperature water output pipe, the ice and soda output pipe and the hot water output pipe by threads.

9. A water-mixing prevention structure for a water dispenser according to claim 8, characterized in that: A guide channel is provided on the inner side of the installation sleeve and the limiting sleeve, the positioning seat, the conical blocking block and the supporting spring are arranged on the inner side of the guide channel, the conical blocking block is connected to the installation sleeve through the supporting spring, and the conical blocking block slides linearly back and forth along the axis of the installation sleeve.

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