CN112336186B

CN112336186B - Water dispenser capable of preventing children from being scalded

Info

Publication number: CN112336186B
Application number: CN202011116441.XA
Authority: CN
Inventors: 刘辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2022-06-07
Anticipated expiration: 2040-10-19
Also published as: CN112336186A

Abstract

The invention relates to the field of water dispensers, and discloses a water dispenser capable of preventing children from being scalded, which comprises a water barrel and a water dispenser base, wherein the water dispenser base is provided with a cold water interface, a hot water interface and a pressure sensor; the invention achieves the purpose of preventing children from mistakenly touching the hot water interface to be scalded, does not prevent other people from receiving hot water, and is simple and practical.

Description

Water dispenser capable of preventing children from being scalded

Technical Field

The invention relates to the field of water dispensers, in particular to a water dispenser capable of preventing children from being scalded.

Background

The existing water dispenser, especially the household water dispenser, is mostly in a push type or an inner push type, red represents hot water, blue represents cold water, and can be conveniently used for drinking water by people, however, children, especially children of 1-4 years old, like to play with water, and the water dispenser is played due to curiosity of the water dispenser, scalding accidents often occur, and the health of the children is damaged.

Disclosure of Invention

The invention provides a water dispenser capable of preventing children from being scalded, which can solve the technical problem.

The invention provides the following technical scheme: the utility model provides a prevent water dispenser of child scald, including cask and drinking water frame, the cold water interface has on the drinking water frame, hot water interface and pressure sensor, pressure sensor installs on the hot water interface, inside cold water pipe that is equipped with of drinking water frame, communicating pipe, the hot-water line, controller and storage water tank, cold water interface is connected to the cold water pipe lower extreme, hot water interface is connected to the hot-water line lower extreme, communicating pipe is used for the intercommunication of cold water pipe and storage water tank, install first solenoid valve on communicating pipe, the storage water tank sets up on the hot-water line, be provided with temperature sensor in the storage water tank, be located and install the second solenoid valve on the hot-water line of storage water tank upside, be located and install the third solenoid valve on the hot-water line of storage water tank downside, pressure sensor, temperature sensor, first solenoid valve and second solenoid valve and third solenoid valve all link to each other with the controller electrical property.

Further, the monitoring range of the temperature sensor is 45-48 degrees.

Furthermore, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are normally closed valves.

Furthermore, the water storage tank is made of non-toxic plastics.

Further, the outer wall of the water storage tank is coated with a heat insulation material, and the heat insulation material is specifically hard foam polyurethane.

Furthermore, before warm water is discharged, hot water is filled in the water storage tank.

Furthermore, the communicating pipe is made of non-toxic hard materials.

The invention has the following beneficial effects:

1. the invention provides a new technical idea, namely, the temperature of water is the temperature that a human body feels hot when the water is just discharged so as to avoid scalding children.

2. The controller is arranged in the invention, and the linkage among the pressure sensor, the temperature sensor, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve is realized by utilizing the controller, so that the device is simple and convenient.

3. The monitoring range of the temperature sensor is 45-48 degrees, the temperature is the temperature when the child feels hot, and the child can withdraw the hot hand when feeling hot, so that the temperature sensor is simple, convenient and practical.

4. According to the invention, before hot water is discharged, hot water is filled in the water storage tank, the first electromagnetic valve is opened first, and cold water enters the water storage tank, so that the mixing of the cold water and the hot water is better controlled, the water temperature reaches a fixed temperature, the time for reaching warm water is reduced, and the waiting time of a water receiver is also reduced.

5. The outer wall of the water storage tank is coated with the heat insulation material, so that the temperature of water in the water storage tank is ensured, the temperature is prevented from dissipating, and the time for mixing hot water and cold water in the water storage tank is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the water dispenser stand according to the present invention;

fig. 3 is a working schematic diagram of the working principle of the invention.

The reference numbers in the figures illustrate:

1. a water bucket; 2. a water dispenser base; 21. a cold water port; 22. a hot water interface; 23. a pressure sensor; 24. a cold water pipe; 25. a communicating pipe; 26. a hot water pipe; 27. a controller; 28. a water storage tank; 251. a first solenoid valve; 261. a second solenoid valve; 262. a third electromagnetic valve; 281. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a drinking fountain for preventing children from being scalded comprises a water barrel 1 and a drinking fountain base 2, the drinking fountain base 2 is provided with a cold water port 21, a hot water port 22 and a pressure sensor 23, the pressure sensor 23 is installed on the hot water port 22, the hot water port 22 is located on the right side of the cold water port 21, the drinking fountain base 2 is internally provided with a cold water pipe 24, a communication pipe 25, a hot water pipe 26, a controller 27 and a water storage tank 28, the lower end of the cold water pipe 24 is connected with the cold water port 21, the lower end of the hot water pipe 26 is connected with the hot water port 22, the communication pipe 25 is used for communicating the cold water pipe 24 with the water storage tank 28, the communication pipe 25 is provided with a first electromagnetic valve 251, the water storage tank 28 is arranged on the hot water pipe 26, the water storage tank 28 is internally provided with a temperature sensor 281, the water storage tank 28 is vertically connected with the hot water pipe 28, hot water flows from top to bottom, the hot water pipe 26 located on the upper side of the water storage tank 28 is provided with a second electromagnetic valve 261, the third solenoid valve 262 is installed on the hot water pipe 26 under the water storage tank 28, and the pressure sensor 23, the temperature sensor 281, the first solenoid valve 251, the second solenoid valve 261 and the third solenoid valve 262 are all electrically connected to the controller 27.

The monitoring range of the temperature sensor 281 is 45-48 degrees, and 45-48 degrees are the temperature when the child just feels the scalding temperature, so that the child can withdraw the hot hand when feeling the hot hand, and the scald cannot be caused.

The first electromagnetic valve 251, the second electromagnetic valve 261 and the third electromagnetic valve 262 are normally closed valves, so that hot water is prevented from being touched by children by mistake, and the children are prevented from being scalded.

The water storage tank 28 is made of nontoxic plastics, the outer wall of the water storage tank 28 is coated with a heat insulation material, the heat insulation material is hard foam polyurethane, hot water is filled in the water storage tank 28 before warm water is discharged, the first electromagnetic valve 251 is opened firstly, cold water enters the water storage tank 28, the cold water and the hot water are mixed, the water temperature is guaranteed to reach a fixed temperature (45-48 degrees), the time for reaching the warm water is shortened, and meanwhile, the waiting time of a water receiver is shortened.

The communicating pipe 25 is made of a non-toxic hard material to ensure smooth circulation of cold water.

The working principle is as follows: when a child touches the hot water connector 22, the child presses the hot water connector 22, presses the pressure sensor 23, signals of the pressure sensor 23 are transmitted to the controller 27, the controller 27 controls the first electromagnetic valve 251 to be opened, cold water enters the water storage tank 28 from the communicating pipe 25, initially, the water storage tank 28 is filled with the hot water, the cold water enters the water storage tank 28 to be mixed with the hot water, when the temperature of the water in the water storage tank 28 reaches 45-48 degrees, the temperature sensor 281 transmits detection signals to the controller 27, the controller 27 controls the second electromagnetic valve 261 and the third electromagnetic valve 262 to be opened simultaneously, the first electromagnetic valve 251 is closed, warm water comes out, the child feels hot when the child feels water, hands withdraw, the pressure sensor 23 is not squeezed, and the controller 27 controls the second electromagnetic valve 261 and the third electromagnetic valve 262 to be closed, so that the purpose of preventing the child from being scalded is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A drinking machine for preventing children from being scalded is characterized in that: the water dispenser comprises a water barrel (1) and a water dispenser base (2), wherein the water dispenser base (2) is provided with a cold water interface (21), a hot water interface (22) and a pressure sensor (23); the pressure sensor (23) is arranged on the hot water interface (22); a cold water pipe (24), a communicating pipe (25), a hot water pipe (26), a controller (27) and a water storage tank (28) are arranged in the water dispenser base (2); the lower end of the cold water pipe (24) is connected with a cold water interface (21); the lower end of the hot water pipe (26) is connected with a hot water interface (22); the communicating pipe (25) is used for communicating the cold water pipe (24) with the water storage tank (28), and a first electromagnetic valve (251) is installed on the communicating pipe (25); the water storage tank (28) is arranged on the hot water pipe (26), and a temperature sensor (281) is arranged in the water storage tank (28); a second electromagnetic valve (261) is arranged on the hot water pipe (26) positioned on the upper side of the water storage tank (28), and a third electromagnetic valve (262) is arranged on the hot water pipe (26) positioned on the lower side of the water storage tank (28); the pressure sensor (23), the temperature sensor (281), the first electromagnetic valve (251), the second electromagnetic valve (261) and the third electromagnetic valve (262) are electrically connected with the controller (27); the monitoring range of the temperature sensor (281) is 45-48 degrees; the first electromagnetic valve (251), the second electromagnetic valve (261) and the third electromagnetic valve (262) are normally closed valves; before warm water is discharged, hot water is filled in the water storage tank (28);

when a child touches the hot water connector (22), the hot water connector (22) can be pressed, the pressure sensor (23) is pressed, signals of the pressure sensor (23) are transmitted to the controller (27), the controller (27) controls the first electromagnetic valve (251) to be opened, cold water enters the water storage tank (28) from the communicating pipe (25), initially, hot water exists in the water storage tank (28), the cold water enters the water storage tank (28) to be mixed with the hot water, when the temperature of the water in the water storage tank (28) reaches 45-48 degrees, the temperature sensor (281) transmits detection signals to the controller (27), the controller (27) controls the second electromagnetic valve (261) and the third electromagnetic valve (262) to be opened simultaneously, the first electromagnetic valve (251) is closed, warm water comes out, the child feels that the water has a scalding feeling, the hand withdraws, the pressure sensor (23) is not squeezed, and the controller (27) controls the second electromagnetic valve (261) and the third electromagnetic valve (262) to be closed, the purpose of preventing children from being scalded is achieved.

2. A child scald preventing water dispenser as claimed in claim 1, wherein: the water storage tank (28) is made of nontoxic plastics.

3. A child scald preventing water dispenser as claimed in claim 1, wherein: the outer wall of the water storage tank (28) is coated with a heat insulation material, and the heat insulation material is hard foam polyurethane.

4. A child scald preventing water dispenser as claimed in claim 1, wherein: the communicating pipe (25) is made of non-toxic hard material.