KR200142419Y1 - Cold and hot waterer of triangular position type water tank - Google Patents

Abstract

A water dispenser for use with a water container or water bottle (8) comprising a cabinet of sufficient size to contain the water bottle with the bottle's open end up, a pumping device (13), a pulley (18), a flexible tube (17) partially wound around the pulley with a first end and a second end and a water tank. The tube's first end has sealing means (26) for sealing the water bottle's open end when the tube is fully inserted into the bottle, the tube's second end is attached to the pumping device. The pulley provides means for inserting the first end of the tube into the open end of the bottle and a means for retracting the tube from the bottle. The pumping device pumps water out of the bottle and into a water tank (16,28). The water tank is connected to a dispensing means (2,3) for dispensing water to a user. <IMAGE>

Description

Water tank type water cooler

1 is a conventional suction pipe lifting device.

FIG. 2 is a perspective view of a hot water bottle type water conditioner according to the present invention; FIG.

FIG. 3 is an embodiment of a suction pipe lifting device according to the present invention; FIG.

FIG. 4 is a schematic sectional view and a cross-sectional view of a water bottle type fixed-type cold water heater according to the present invention; FIG.

FIG. 5 is a control block diagram of a hot water bottle type water conditioner according to the present invention; FIG.

6 shows another embodiment for detecting exhaustion of a water bottle.

FIG. 7 shows an embodiment using a small submersible pump.

FIG. 8 shows another embodiment of the water tank cradle. FIG.

The present invention relates to a water tank type water cooler and heater capable of being placed in a lower part of a main body in a state in which a water bottle is set up and more particularly to a structure in which a suction pipe is wound or unwound on the outer periphery of a pulley rotated normally and rotated by a motor, The present invention relates to a water tank type fixed-type cold / hot water heater which is automatically lifted and lowered inside and outside.

Recently, the pollution of the water supply source has been increased due to the wastewater from factories. Therefore, places where water is sold instead of tap water are increasingly used in the market. In public places, offices, and even households, So that cold or hot water can be selected for drinking according to the taste of the person who wants to drink water.

In the currently used cold / hot water machine, the water bottle is placed upside down on the top of the water-cooler and the neck part is immersed in the cold water bottle, so that the water in the water bottle is naturally dropped by the amount of water coming out of the water heater.

However, when the water tank is placed upside down on the upper part of the water heater / hot water generator as described above, since the water is forced to lift the water tank filled up to the upper end of the water heater / hot water heater, the elderly or the younger, It is inconvenient that the water is poured to the outside while contaminating the surroundings while the lid is opened and the water tank is turned upside down.

Furthermore, there is a problem in that the spout portion of the contaminated water bottle in the distribution process is submerged in the cold water container, which is not good for sanitation.

In order to solve the above-mentioned problems, there has been proposed a water bottle type water-type chiller / heater in which water is pumped by a cold / hot water bottle installed in an upper portion of a water tank so that the water bottle can be placed under the water / When the water in the water tank is exhausted and replaced with a new water bottle, the operation of separating the suction pipe coupled to the pump from the water bottle or inserting it into the water bottle is manually performed, As shown, the suction pipe is automatically lifted and lowered by using a rack-pinion mechanism or a belt pulley.

However, in the case of manually operating the suction pipe, there is a problem in that it is difficult to operate the suction pipe in a narrow space inside the cold / hot water heater. When a rack-pinion mechanism, a belt pulley, or the like is used for lifting and lowering the suction pipe, The volume of the cold / hot water generator is increased, and the installation cost is increased and the cost is increased.

Accordingly, it is an object of the present invention to provide a water tank type water-type chiller-heater having a suction pipe lifting and lowering device that operates reliably with a simple structure and requires a minimum installation area .

According to an aspect of the present invention, there is provided a water tank type water cooler / heater, comprising: a pump for pumping water from a water tank placed in a state of being slim on a lower portion of a main body; A cold water tank and hot water passage for cooling and heating the water supplied from the pump by the cooling means and the heating means, and storing the water; Interrupting means for interrupting discharge of water stored in the cold water tank and the hot water tank; A suction pipe coupled to the pump and serving as a passage for supplying the water from the water tank to the cold water tank and the hot water tank; A lifting means for lifting and lowering the suction pipe by winding and pulling the suction pipe around the outer periphery of the pulley by forward and reverse rotation of the pulley by a motor; And control means for controlling the operation of the pump and the elevating means.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of a water tank type water heater / hot water heater according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a perspective view of a hot water tank type water conditioner according to the present invention. In the upper part of the front of the water heater 1, there are provided cold / hot water generator cocks 2 and 3 for controlling the discharge of the water / And a water receiving tray 4 and a water receiving tray cover 5 are arranged on the lower side. The water tank accommodating portion 6 and the front cover 8 are provided under the water cooler and heater and a recessed portion 7 serving as a guide for positioning the water tank in a fixed position is formed on the lower surface of the water tank retainer 6 Respectively. It is preferable that the front cover 8 is made of a transparent material so as to confirm the state of a water bottle placed inside, or it is preferable to form a number of long holes 9 as shown in the bar.

Reference numerals 10 and 10 'denote magnets for maintaining the closed state of the front cover 8 and reference numeral 11 denotes a lifting and lowering device for operating the suction pipe lifting device, which is operated in accordance with opening and closing of the front cover 8, And an operation switch.

Fig. 3 is a view showing a suction pipe lifting device according to the present invention, Fig. 3a is a main part perspective view, Fig. 3b is a sectional view taken on line A-A ', and Fig. 3c is a sectional view taken on line B-B'.

The suction pipe lifting device of the present invention lifts and retracts the suction pipe by winding and pulling the suction pipe around the outer periphery of the pulleys by driving the pulley in the forward and reverse directions by a motor. The suction pipe (30) A torsion preventing portion 31 and an elevating portion 32 which is disposed on the outer periphery of the pulley and raised as the pulley rotates. A guide groove 21 for guiding the suction pipe is formed on the outer periphery of the pulley 20 The wall forming the guide groove 21 is formed so that the one end of the anti-twist portion 31 of the suction pipe and the elevation portion 32 are located on the same plane so that the winding operation of the elevation portion 32 can be smoothly performed. And a through hole (22) for penetrating the suction pipe and penetrating the suction pipe is formed. Since the guide groove 21 and the through hole 22 are not necessarily required, they may be omitted.

As the suction pipe 30, it is preferable to use a plastic tube having a certain degree of rigidity and easy to expand and contract. The anti-twist portion 31 and the lifting portion 32 may be integrally formed. However, And may be coupled via a connection pipe 22 formed of a metal material such as plastic or aluminum having high rigidity.

Reference numeral 34 denotes a band fastener for coupling the suction pipe to the pulley, and 23 denotes a boss for coupling the pulley to the motor shaft.

Next, a preferred embodiment of the cockpit-equipped cold / hot water heater equipped with the above-described suction pipe lifting device will be described with reference to FIG. 4 and FIG. 5.

4 (a) and 4 (b) are a schematic sectional view and a side sectional view of the water bottle type fixed water heater / hot water heater according to the present invention, and FIG. 5 is a control block diagram.

The water in the water tank 12 placed in the water tank compartment 6 under the main body 1 of the water cooler and heater 1 is cooled by the suction pipe 30 and the supply pipe 35 connected to the suction side and the discharge side of the pump 41, Is pumped into the tank (42), and flows into the hot water tank (43) through the cold / hot water tank connection pipe (30).

The water introduced into the cold water tank 42 and the hot water tank 43 is cooled and heated by the cooling means and the heating means respectively and the die casting heater 47 provided under the hot water tank is used as the heating means The cooling means may be a condenser, a condenser, and an expansion valve. However, considering that the water tank is housed in the main body, the cooling function can be performed with a small volume It is preferable to use the thermoelectric cooling element 46 having a thermoelectric conversion element.

When the thermoelectric cooling element 46 is used for cooling the cold water bottle, the cooling part of the thermoelectric cooling element is disposed inside the cold water tube 42 to cool the water directly. Therefore, the material of the cold water tube is a plastic And the hot water tank is formed of a metal material so that the heater can be heated from the outside. The connector 36 ', which is installed through the upper portion of the cold water tank, is made of a metal material such as brass. The connector 36, which is installed through the upper portion of the hot water tank, is made of a plastic material, 36 are formed of a tube made of silicone rubber, it has been confirmed by experiments that the hot heat from the hot water bottle is minimally transferred to the cold water tank. Therefore, when the interconnections of the cold water tank and the hot water tank are as described above It is possible to prevent the cold water from becoming lukewarm due to the heat of the hot water tank, so that the cold water and the hot water of proper temperature can always be taken.

A float senor (44, 45) for controlling the operation of the pump by sensing the flow rate inside the cold / hot water container is provided in the cold / hot water container. When the cold / hot water container is filled with bottled water, its signal is sent to the control unit The operation of the pump 41 is stopped. On the other hand, when the pump 41 is operated, the pump 41 is driven to pump the bottled water.

When the lack of water in the cold / hot water tank is detected for a predetermined time or more by the float sensors 44 and 45, even if the water in the water tank 12 is exhausted and the pump is driven, water is not introduced into the cold / In this case, the control unit 50 operates the alarm device 51 to alarm the user that the water has been exhausted, and at the same time stops driving the pump.

When the front cover 8 is opened for the exchange of the water bottle after the alarm is activated, the elevator operation switch 11 is operated to stop the alarm, and the pulley 20 is rotated by the forward and reverse rotation motor 25 So that the suction pipe 30 is wound on the pulley 20 and ascended.

When the suction pipe is lifted up, a new water tank is placed after the existing water tank is taken out. At the bottom plate of the water tank housing 6, a recessed groove 7 is formed to serve as a guide for positioning the water tank at a predetermined position This makes it possible to easily prevent the water bottle from collapsing when the water bottle is pushed in, or to prevent the center of the water bottle from deviating from the downward point of the suction pipe back and forth or from side to side.

When the front cover 8 is closed after replacing the water bottle, the elevator operation switch 11 is pressed and the suction pipe is lowered into the water bottle through the reverse process described above.

In the above, when the pulley 20 is rotated, the helical twist preventing portion 31 of the suction pipe prevents the suction pipe from being twisted, so that the flowing of the bottled water can be smoothly continued. The microswitches 56 and 57 provided at both upper ends of the microswitches 56 and 57 are detected by actuating the contacts 58 and 59 fixed to the pulley 20 and the control unit 50 detects the microswitches 56 and 57, Rotation of the normal / revolving motor 25 is stopped when the completion of the rising and the completion of the descent of the suction pipe are detected.

Reference numeral 37 denotes a guide for guiding the ascending and descending of the suction pipe. Reference numeral 38 denotes a water bottle cap for preventing the foreign matter from entering into the water bottle by enclosing the mouth portion of the water bottle. Reference numeral 39 is formed on the outside of the suction pipe And the suction pipe is completely inserted into the inside of the water tank, the water bottle cap is pressed firmly against the mouth portion of the water bottle and the gap between the suction pipe and the water bottle cap is closed, and 40 is the suction block forming the water inlet .

FIG. 6 shows another embodiment for detecting that the water in the water tank is completely exhausted. In the case of a bellows pump generally used for a cold / hot water heater, water is pumped up when water is pumped, , A pumping test fixture 60 in which a float sensor 61 is built in the middle of a pipe connecting the pump and the cold water pipe 42 is provided. When the water remains in the water tank, the float sensor 61 is positioned at the upper portion of the pumping probe 60 by the buoyancy because the water is caught inside the pumping probe unit 60 regardless of the non-operation state of the pump When the pumping operation is performed after all the water in the water tank is exhausted, the air in the water tank flows into the pumping probe 60, and instead of water, the air is caught in the pumping probe 60. Therefore, And is positioned at the lower portion of the earth 60 to open the contact. The control unit detects the presence or absence of water in the water tank by detecting the opening and closing of the contact. When it is determined that the water is exhausted, the control unit activates the alarm device 51 and stops driving the pump.

7 shows an embodiment in which a small water pump 62 is used as a pump for pumping water from the water tank. By installing the end of the suction pipe on the discharge side of the submersible pump, the submersible pump is also raised and lowered simultaneously with the suction pipe.

8 (a) to 8 (c) show another embodiment of the water tank cradle, in which a sliding protrusion 71 and a stopper 72 are provided in place of the groove in the lower plate 70 of the water tank cradle of FIG. 8 A caster 73, an installation groove 74 and a handle 75 are provided on the seat plate so as to provide a water tank accommodation plate 70 'separately from the main body of the eighth (b) The front cover 74 is integrally formed on the front surface of the seat 70 'and the caster 73 is provided on the bottom of the seat 70' so as to be movable .

As described above, according to the present invention, the water tank is housed in the lower part of the main body of the water cooler and heater without being raised upside down from the upper side as in the prior art, so that the water tank is not exposed to the outside. Also, since the suction pipe lifting and lowering device that operates reliably with a simple structure and requires a minimum installation area is provided, it is possible to minimize the volume of the water bottle type fixed water heater / heater and to reduce the production cost.

Claims (9)

A pump for pumping water from a water tank positioned under the condition of the body in the lower part of the body; A cold water tank and a hot water passage for cooling and heating the water supplied from the pump by the cooling means and the heating means and storing the water; A cold / hot watercock for controlling the discharge of water stored in the cold water tank and the hot water tank; A suction pipe coupled to the pump and serving as a passage for supplying the water from the water tank to the cold water tank and the hot water tank; A lifting means having a motor and a pulley coupled to the motor shaft for lifting and lowering the suction pipe by driving the motor in normal and reverse directions to wind or unwind the suction pipe on the outer periphery of the pulley; And control means for controlling the normal and reverse driving of the elevating means and the on / off operation of the pump. The water bottle type water-type type cold / hot water heater according to claim 1, wherein the suction pipe comprises a spiral anti-twist portion disposed on a side of the pulley, and a lift portion disposed on the outer periphery of the pulley and lifted and lowered as the pulley rotates. 2. The water tank type sizing device according to claim 1, wherein a guide groove for guiding the suction pipe is formed on the outer periphery of the pulley, and a through hole is formed through the wall forming the guide groove to penetrate the suction pipe A cold and water heater. The water tank type water purification type cold / hot water generating machine according to claim 1, wherein a pumping detecting means having a float sensor built in the pipe between the pump and the cold water tank is provided to detect the presence or absence of pumped water. . The water tank type water-type cold / hot water generating machine according to claim 1, wherein the pump is a small-sized submerged pump, and the submerged pump is coupled to a lower end of the suction pipe. The water bottle type water-type type cold / hot water generating machine according to claim 1, wherein the cooling means for cooling the cold water tank is a thermoelectric cooling element. [3] The apparatus according to claim 1, wherein a metallic material connector is disposed on the upper portion of the cold water tank, a plastic material connector is disposed on the upper portion of the hot water tank, and the both connectors are connected to each other by a silicone rubber connecting pipe Wherein the water tank is a water tank type water heater. The water tank type water-type type cold / hot water generating machine according to claim 1, wherein the bottom plate of the main body is provided with a groove portion serving as a guide for positioning the water tank in the correct position. The water tank type water-type type cold / hot water generating machine according to claim 1, wherein a water tank cradle having a plurality of casters provided in a lower portion of the valve body is slidably installed on a lower portion of the body.