Water way system of water dispenser

Abstract

The utility model discloses a water dispenser waterway system which comprises a shell, a first water inlet pipe, a second water inlet pipe, a first electromagnetic valve, a pump body, an electric heating unit, a water outlet nozzle and a control circuit board, and the first water inlet pipe, the second water inlet pipe, the first electromagnetic valve, the pump body, the electric heating unit, the water outlet nozzle and the control circuit board are arranged in the shell. The water outlet end of the first water inlet pipe and the water outlet end of the second water inlet pipe are connected with a first inlet and a second inlet of the first electromagnetic valve respectively, an outlet of the first electromagnetic valve is connected with a water inlet of the pump body through a first water pipe, and a water outlet of the pump body is connected with an inlet of the electric heating unit through a second water pipe. An outlet of the electric heating unit is connected with the water outlet nozzle through a third water pipe, and the first electromagnetic valve, the pump body and the electric heating unit are all electrically connected with the control circuit board. By the adoption of the technical scheme, the water dispenser can achieve two-way water supply, a user can select the water supply mode according to needs, then the use needs of different users are met, and the practicability of the water dispenser is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to water drinking machines, and in particular to a water channel system of a water drinking machine. Background Art

[0002] A water dispenser is a device that heats or cools bottled pure water (or mineral water) to make it convenient for people to drink.

[0003] Most existing water dispensers are generally connected to bottled water or barreled water through a water connection head, and use a single water supply method to supply water. The water supply method is single and cannot well meet the needs of users. Therefore, how to design a water system for a water dispenser that can achieve multi-way water supply has become a technical problem that needs to be solved urgently. Utility Model Content

[0004] In order to overcome the existing technical defects, the purpose of the utility model is to provide a water system for a water dispenser to solve the above technical problems.

[0005] The technical solution adopted by the utility model to solve the technical problem is as follows:

[0006] According to one aspect of the utility model, a water system for a water dispenser is designed, comprising: a shell and a first water inlet pipe, a second water inlet pipe, a first solenoid valve, a pump body, an electric heating unit, a water outlet and a control circuit board arranged in the shell, the water inlet end of the first water inlet pipe is connected to the water supply assembly, the water outlet end of the first water inlet pipe and the water outlet end of the second water inlet pipe are respectively connected to the first inlet and the second inlet of the first solenoid valve, the outlet of the first solenoid valve is connected to the water inlet of the pump body through a water pipe 1, the water outlet of the pump body is connected to the inlet of the electric heating unit through a water pipe 2, the outlet of the electric heating unit is connected to the water outlet through a water pipe 3, and the first solenoid valve, the pump body and the electric heating unit are all electrically connected to the control circuit board.

[0007] By adopting the above technical solution, water can be supplied to the water dispenser through the water supply assembly and the first water inlet pipe. The second water inlet pipe is used to connect the water supply pipeline, and water can also be supplied to the water dispenser through the second water inlet pipe. As a result, the water dispenser can realize two-way water supply. Users can choose the water supply method according to their needs, thereby meeting the usage needs of different users and improving the practicality of the water dispenser.

[0008] In order to better solve the above technical defects, the utility model also has a better technical solution:

[0009] In some embodiments, the water supply assembly includes a water receiving seat and a water receiving head, the water inlet end of the first water inlet pipe is connected to the pipe joint on the water receiving seat, and the water receiving head is plugged into the plug-in slot on the water receiving seat.

[0010] In some embodiments, the water supply component is a water storage tank.

[0011] In some embodiments, the water inlet end of the second water inlet pipe is connected to a water inlet joint, which is installed on the mounting hole on the shell, and is provided with a plug joint or a plug hole, so as to facilitate plugging with the water supply pipeline and convenient connection.

[0012] In some embodiments, the outlet of the electric heating unit is connected to the inlet of the second solenoid valve through the water pipe three, the first outlet of the second solenoid valve is connected to the water outlet through the water pipe four, the second outlet of the second solenoid valve is connected to a steam pipe, the steam pipe extends outside the housing and is connected to a steam nozzle, and the second solenoid valve is electrically connected to the control circuit board. When the control circuit board controls the inlet of the second solenoid valve to be unblocked with its second outlet, and controls the pump body to start (the pump body supplies a small amount of water at a low speed) and the electric heating unit to start, the electric heating unit outputs high-temperature steam, the high-temperature steam enters the steam pipe and is output from the steam nozzle, so that the water dispenser can not only output normal temperature water and hot water, but also high-temperature steam. The high-temperature steam can be used to sterilize utensils at high temperature, or to perform high-temperature steam cooking, thereby improving the versatility and practicality of the water dispenser and meeting the needs of customers.

[0013] In some embodiments, a sleeve is sleeved on the steam pipe extending to the outside of the shell to maintain a gap therewith, a receiving groove is provided on the outside of the shell, one end of the sleeve is connected to the steam nozzle, and the other end is placed in the receiving groove and hinged to the shell, and the sleeve can be placed in the receiving groove by swinging. The sleeve can be provided on the steam pipe to provide heat insulation and prevent scalding, avoiding scalding caused by contact with the steam pipe when it outputs high-temperature steam.

[0014] In some embodiments, the diameter of the spray hole on the steam spray head is 0.8-1.5 mm.

[0015] In some embodiments, hinge columns are respectively provided on both side walls of the storage groove, a hinge hole is provided on the sleeve, and the hinge columns are hinged to the hinge holes.

[0016] In some embodiments, a notch is provided on the right side of the upper end of the sleeve, and an O-ring is connected to the lower end.

[0017] In some embodiments, a mounting bracket is disposed in the shell, the pump body and the electric heating unit are fixedly connected to the mounting bracket, and a display screen and function buttons electrically connected to a control circuit board are disposed on the top of the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure of a water system of a water dispenser provided by the utility model in one embodiment;

[0019] Figure 2 This is a structural diagram of the water system of the water dispenser from another perspective;

[0020] Figure 3 This is a schematic diagram of the bottom perspective structure of the water system of the water dispenser, in which the bottom plate is hidden;

[0021] Figure 4 This is a schematic diagram of the structure of the water dispenser water system with the upper sleeve swung 90°;

[0022] Figure 5 It is a schematic diagram of the internal structure of the water system of the water dispenser;

[0023] Reference numerals:

[0024] 1. Shell; 11. Mounting bracket; 12. Storage slot; 2. First water inlet pipe; 3. Second water inlet pipe; 31. Water inlet joint; 4. First solenoid valve; 5. Pump body; 6. Electric heating unit; 7. Water outlet; 8. Water supply assembly; 81. Water receiving seat; 811. Plug-in slot; 812. Protrusion; 813. Pipe joint; 82. Water connection head; G1. Water pipe one; G2. Water pipe two; G3. Water pipe three; G4. Water pipe four; 9. Steam pipe; 91. Steam nozzle; 92. Sleeve; 921. O-ring; 10. Second solenoid valve. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0026] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, and fixing should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0028] refer to Figures 1 to 5As shown, the utility model provides a water system for a water dispenser, comprising: a shell 1 and a first water inlet pipe 2, a second water inlet pipe 3, a first solenoid valve 4, a pump body 5, an electric heating unit 6, a water outlet 7 and a control circuit board arranged in the shell 1.

[0029] The housing 1 is mainly composed of a housing, a top housing connected to the top of the housing, and a bottom plate connected to the bottom of the housing. A mounting bracket 11 is provided in the housing 1, and the pump body 5 and the electric heating unit 6 are fixedly connected to the mounting bracket 11. A display screen and function buttons are provided on the top of the housing 1. The display screen and the function buttons are electrically connected to the control circuit board. The display screen is used to display the temperature. There are multiple function buttons, including: a child lock button, a temperature setting button, a mode switching button, a hot water / steam output button, etc. The number and corresponding functions are set according to needs.

[0030] The water inlet end of the first water inlet pipe 2 is connected to the water supply component 8, and the water supply component 8 includes a water receiving seat 81 and a water receiving head 82. The water receiving seat 81 is an integral structure with the shell body of the shell 1. A plug-in groove 811 is provided on the water receiving seat 81, and a straight or cross-shaped protrusion 812 is provided at the bottom of the plug-in groove 811. A pipe joint 813 is provided in the water receiving seat 81, and the water outlet through hole in the pipe joint 813 is communicated with the inside of the plug-in groove 811. The water inlet end of the first water inlet pipe 2 is connected to the pipe joint 813, and the lower end of the water receiving head 82 is plugged into the plug-in groove 811 on the water receiving seat 81. The water receiving head 82 is mainly composed of a check valve core and a ring provided on the check valve core. shaped protrusion, and an internal thread is arranged inside the annular protrusion, and the annular protrusion can be threadedly connected to bottled water or barreled water, etc. When the water connection head 82 is connected to bottled water or barreled water and inserted into the plug-in slot 811, the straight or cross-shaped protrusion 812 in the plug-in slot 811 presses against the valve disc on the check valve core to move upward to open the water flow channel on the check valve core, so that the water in the bottled water or barreled water can pass through the check valve core into the lower part of the plug-in slot 811 and pass through the pipe joint 813 into the first water inlet pipe 2 for water supply. When the water connection head 82 is pulled out from the plug-in slot 811, the valve disc on the check valve core is reset under the action of the reset spring to block the water flow channel. In other embodiments, the water supply component 8 is a water storage tank, and the water inlet end of the first water inlet pipe 2 is connected to the water outlet joint on the water storage tank.

[0031] The water inlet end of the second water inlet pipe 3 is connected to a water inlet connector 31, which is snap-fitted or connected to the mounting hole on the shell 1 by screws. In this embodiment, the water inlet connector 31 is preferably snap-fitted to the mounting hole on the shell 1, and a plug connector or a plug hole is provided on the water inlet connector 31. In this embodiment, the water inlet connector 31 is preferably provided with a plug hole, which is used to be plugged into a water supply pipeline. Water in the water supply pipeline can pass through the water inlet connector 31 and enter the second water inlet pipe 3 for water supply.

[0032] The water outlet ends of the first water inlet pipe 2 and the second water inlet pipe 3 are respectively connected to the first inlet and the second inlet of the first solenoid valve 4. The first solenoid valve 4 is a two-position three-way solenoid valve. The first solenoid valve 4 can be used to select the first water inlet pipe 2 or the second water inlet pipe 3 for water supply.

[0033] The outlet of the first solenoid valve 4 is connected to the water inlet of the pump body 5 through a water pipe 1 G1, the water outlet of the pump body 5 is connected to the inlet of the electric heating unit 6 through a water pipe 2 G2, the outlet of the electric heating unit 6 is connected to the inlet of the second solenoid valve 10 through a water pipe 3 G3, the first outlet of the second solenoid valve 10 is connected to the water outlet nozzle 7 through a water pipe 4 G4, the second outlet of the second solenoid valve 10 is connected to a steam pipe 9, the steam pipe 9 extends outside the shell 1 and is connected to a steam nozzle 91, the second solenoid valve 10 is a two-position three-way solenoid valve, the steam pipe 9 is a food-grade silicone tube, the steam nozzle 91 is made of copper or stainless steel or aluminum alloy, etc. In this embodiment, the steam nozzle 91 is preferably made of copper, the diameter of the spray hole on the steam nozzle 91 is 0.8-1.5mm, and the diameter can be 0.8mm or 1.0mm or 1.2mm or 1.5mm. In this embodiment, the diameter of the spray hole on the steam nozzle 91 is preferably 1.0mm, which can ensure a better steam outlet effect.

[0034] The first solenoid valve 4, the pump body 5, the electric heating unit 6, and the second solenoid valve 10 are all electrically connected to the control circuit board and controlled by the control circuit board. The pump body 5 is a conventional water pump or diaphragm pump for a water dispenser, and the electric heating unit 6 is a conventional instant electric heater.

[0035] The steam pipe 9 extending to the outside of the shell 1 is sleeved with a sleeve 92 that maintains a gap therewith. The sleeve 92 is a PP pipe, a PVC pipe, a stainless steel pipe, a copper pipe, an aluminum alloy pipe, etc. In this embodiment, the sleeve 92 is preferably a stainless steel pipe.

[0036] The housing 1 is provided with a storage groove 12 on the outside, one end of the sleeve 92 is threadedly connected or clamped with the steam nozzle 91, and the other end is placed in the storage groove 12 and hinged with the housing 1. Further, hinge columns are respectively provided on the two side walls of the storage groove 12, and the sleeve 92 is provided with two hinge holes, and the two hinge columns are correspondingly hinged with the two hinge holes on the sleeve 92. The sleeve 92 can be placed in the storage groove 12 for storage by swinging, and the sleeve 92 can also be placed outside the storage groove 12 by swinging. A notch is provided on the right side of the upper end of the sleeve 92, and an O-ring 921 is connected to the lower end of the sleeve 92. The steam nozzle 91 can be used to sterilize other utensils at high temperature, or the sleeve 92 can be plugged into the air inlet provided on the steamer to provide high-temperature steam for the steamer for cooking.

[0037] When the water dispenser is in use, when the water connection head 82 is threadedly connected to the bottled water or barreled water and its lower end is inserted into the plug-in slot 811, when the water outlet 7 is needed to discharge water, the control circuit board controls the first inlet and outlet of the first solenoid valve 4 to be unobstructed (at this time, the second inlet and outlet of the first solenoid valve are closed), controls the inlet and first outlet of the second solenoid valve 10 to be unobstructed (at this time, the inlet and second outlet of the second solenoid valve are closed), and controls the pump body 5 to start. The water entering the plug-in slot 811 passes through the first water inlet pipe 2, the first solenoid valve 4, the water pipe one G1, the pump body 5, the water pipe two G2, the electric heating unit 6, the water pipe three G3, the second solenoid valve 10, and the water pipe four G4, and then enters the water outlet 7, and outputs normal temperature water through the water outlet 7. When the control circuit board controls the electric heating unit 6 to start, the water outlet 7 can output hot water. When the water receiving head 82 is connected to bottled water or barreled water and inserted into the plug-in slot 811, and the steam nozzle 91 is required to output high-temperature steam, the control circuit board controls the first inlet and outlet of the first solenoid valve 4 to be unobstructed (at this time, the second inlet and outlet of the first solenoid valve 4 are closed), and the control circuit board controls the inlet and second outlet of the second solenoid valve 10 to be unobstructed (at this time, the inlet and first outlet of the second solenoid valve are closed), and controls the start of the pump body 5 (the pump body 5 supplies a small amount of water at a low speed) and the start of the electric heating unit 6. After that, the water entering the plug-in slot 811 passes through the first water inlet pipe 2, the first solenoid valve 4, the water pipe one G1, the pump body 5, and the water pipe two G2 and enters the electric heating unit 6 for heating to form high-temperature steam. The high-temperature steam passes through the water pipe three G3, the second solenoid valve 10, and the steam pipe 9 and is output from the steam nozzle, and the high-temperature steam can be output.

[0038] The above are only some embodiments of the present invention. For ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A water system for a water dispenser, characterized in that: include: A shell and a first water inlet pipe, a second water inlet pipe, a first solenoid valve, a pump body, an electric heating unit, a water outlet and a control circuit board arranged in the shell, the water inlet end of the first water inlet pipe is connected to the water supply component, the water outlet end of the first water inlet pipe and the water outlet end of the second water inlet pipe are respectively connected to the first inlet and the second inlet of the first solenoid valve, the outlet of the first solenoid valve is connected to the water inlet of the pump body through water pipe 1, the water outlet of the pump body is connected to the inlet of the electric heating unit through water pipe 2, the outlet of the electric heating unit is connected to the water outlet through water pipe 3, and the first solenoid valve, pump body and electric heating unit are all electrically connected to the control circuit board.

2. A water channel system for a water dispenser according to claim 1, characterized in that: The water supply assembly comprises a water receiving seat and a water receiving head. The water inlet end of the first water inlet pipe is connected to the pipe joint on the water receiving seat, and the water receiving head is plugged into the plug-in slot on the water receiving seat.

3. A water channel system for a water dispenser according to claim 1, characterized in that: The water supply component is a water storage tank.

4. A water channel system for a drinking fountain according to claim 1, 2 or 3, characterized in that: The water inlet end of the second water inlet pipe is connected with a water inlet joint, and the water inlet joint is mounted on a mounting hole on the shell, and a plug joint or a plug hole is provided on the water inlet joint.

5. A water channel system for a water dispenser according to claim 1, characterized in that: The outlet of the electric heating unit is connected to the inlet of the second solenoid valve through the water pipe three, the first outlet of the second solenoid valve is connected to the water outlet through the water pipe four, the second outlet of the second solenoid valve is connected to a steam pipe, the steam pipe extends outside the shell and is connected to a steam nozzle, and the second solenoid valve is electrically connected to the control circuit board.

6. A water channel system for a water dispenser according to claim 5, characterized in that: A sleeve is sleeved on the steam pipe extending to the outside of the shell to maintain a gap therewith, a storage groove is arranged on the outside of the shell, one end of the sleeve is connected to the steam nozzle, and the other end is placed in the storage groove and hinged to the shell, and the sleeve can be placed in the storage groove by swinging.

7. A water channel system for a water dispenser according to claim 5, characterized in that: The diameter of the spray hole on the steam spray head is 0.8-1.5 mm.

8. A water channel system for a water dispenser according to claim 6, characterized in that: Hinge columns are respectively arranged on the two side walls of the storage groove, and a hinge hole is arranged on the sleeve, and the hinge column is hinged to the hinge hole.

9. A water channel system for a water dispenser according to claim 8, characterized in that: A notch is arranged on the right side of the upper end of the sleeve, and an O-type sealing ring is connected to the lower end.

10. A water channel system for a water dispenser according to claim 1, characterized in that: A mounting bracket is arranged in the shell, the pump body and the electric heating unit are fixedly connected to the mounting bracket, and a display screen and function buttons electrically connected to a control circuit board are arranged on the top of the shell.

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