KR20110062897A

KR20110062897A - Dish washer having a function of preheating rinse water

Info

Publication number: KR20110062897A
Application number: KR1020090119764A
Authority: KR
Inventors: 박호권
Original assignee: 박호권
Priority date: 2009-12-04
Filing date: 2009-12-04
Publication date: 2011-06-10

Abstract

The present invention discloses a dishwasher having a preheating function of rinsing water.

Specifically, the present invention discloses a dishwasher having a preheating function of rinsing water having a function of preheating the rinsing water using waste heat of the effluent.

Description

Dish Washer Having a Function of Preheating Rinse Water}

The present invention relates to a dishwasher having a preheating function of rinsing water.

In general, a dish washing machine and a rinsing tank of a predetermined volume are formed in the body of the dish washing machine, and a washing chamber opened and closed by a liftable lid, and a heater for maintaining the washing water and the rinsing water at a predetermined temperature or more.

In addition, a washing motor for pumping water in the washing tank to the washing nozzle, a rinsing motor for pumping the rinsing water into the rinsing water nozzle, a detergent motor for supplying a predetermined amount of detergent to the washing tank, supplying the rinse to the rinsing tank A rinse motor is installed to the upper and lower parts of the washing chamber, and a pair of washing nozzles and rinsing water nozzles for spraying the washing water and the rinsing water onto the tableware are provided, respectively. The shelf to be stored is configured to be installed.

Therefore, when the user puts the dishes to be cleaned on the shelf, closes the liftable cover, and then operates the dishwasher, the washing motor operates for a predetermined time to forcibly supply 40 to 50 ° C of washing water in the washing tank to the washing nozzle. After the washing step is completed, the rinsing motor is operated to supply the rinse nozzle at 80 ° C. to the rinsing nozzle to perform the rinsing step.

In the conventional dishwasher, the washing water and the rinsing water having performed the washing step and the rinsing step are introduced into the washing water tank, and are disposed in the water discharge when the water level exceeds a predetermined level.

Since the effluent is a mixture of rinsing water and washing water, the temperature is about 40 to 60 ° C., and the present invention discloses a dishwasher having a function of preheating the rinsing water using the waste heat of the waste water.

The present invention provides a dishwasher having a rinsing water preheating function in which rinsing water can be preheated and introduced by the effluent.

The dishwasher having a rinsing water preheating function of the present invention is basically configured to include a cover, a rinsing nozzle and a washing nozzle including a washing chamber in which a dish washing step and a rinsing step are performed, and a washing machine body. The rinsing water inlet pipe connected to the rinsing water tank through the water tank, the rinsing water tank built in the washing water tank, the rinsing water tank containing the washing water tank, a heater for heating the rinsing water of the rinsing water tank, and the end connected to the rinsing water tank, the washing A washing water inlet pipe connected to the water tank, a rinsing water supply pipe for supplying the rinsing water of the rinsing water tank to the rinsing nozzle, a washing water supply pipe for supplying the washing water of the washing water tank to the washing nozzle, and a rinsing water connected to the rinsing water supply pipe Rinse motor for pumping to the nozzle, the washing motor connected to the washing water supply pipe for pumping the washing water to the washing nozzle, the Starting from the bottom of the chuck room, the end is connected to the washing tank, and the water collecting tube for collecting the washing water and the rinsing water after the rinsing step into the washing tank, and when the water level of the washing tank is above a certain level It is characterized in that it consists of a washing water outflow pipe to be discharged to the discharge tank, and a discharge water discharge pipe to automatically discharge the discharge when the water level of the discharge tank is above a certain level.

By taking such a configuration, specifically, by taking a configuration in which the rinsing water inlet pipe is connected to the rinsing tank by passing through the draining tank, the rinsing water can be preheated by the drainage of the draining tank and supplied to the rinsing tank.

In the dishwasher according to the present invention, the rinsing water inlet pipe may pass through the washing tank and be connected to the rinsing tank, in which case the rinsing water passes through the washing tank and the washing tank passes through the washing tank. It may also be preheated by the wash water in the wash bath.

In addition, in the dishwasher of the present invention, the rinsing water inlet pipe is preferably formed in a plurality of U-shape connected in a zigzag in order to maximize its surface area and increase the thermal conductivity.

In addition, in the dish washing machine of the present invention, when the water level of the rinsing tank is below a certain level, a rinsing water level control sensor for automatically supplying the rinsing water may be further provided inside the rinsing tank, the water level of the washing tank When the water level is above a certain level, a washing water level control sensor may be additionally provided inside the washing tank for automatically draining the washing water into the wastewater tank through the washing water outlet pipe. A sewage level control sensor for automatically flowing out to the outside may also be provided.

In addition, in the dishwasher of the present invention, a heater such as hot water heater or instantaneous water heater for heating the washing water first introduced into the washing tank may be further provided. The washing water tank may be heated together when the rinsing water tank is heated because the rinsing water tank is built therein, but there is a limit to heating the washing water first introduced into the washing water tank by heating the rinsing water tank.

In addition, in the dishwasher of the present invention, the washing water inlet pipe may be connected to the rinsing tank without being connected to the external water pipe. In this case, in addition to the water level control sensor for introducing the rinsing water when the water level is below a predetermined level in the rinsing water tank, a water level control sensor for draining the rinsing water into the washing water tank is further provided, and interlocked with the water level control sensor. By being further provided with a valve (not shown) for opening and closing the washing water inlet pipe connected to the rinsing tank. In this case, the first washing water introduced into the washing tank is introduced from the rinsing tank.

In the dishwasher having a rinsing water preheating function of the present invention, unlike the above-described configuration in which the rinsing water tank is built in the washing water tank, the rinsing water tank and the washing water tank are configured in parallel, and the rinsing water tank and the washing water tank are inside the drainage tank. You can also take the built-in configuration. Even in this case, when the rinsing water inlet pipe is connected to the rinsing tank through the water tank or through the water tank and the washing water tank, the rinsing water may be preheated by the water of the water tank and / or the washing water of the water tank to flow into the rinsing water tank. . In this case, since the washing water of the washing tank cannot be heated by the heater of the rinsing tank, a heater for heating the washing water is further provided.

The dishwasher having a rinsing water preheating function of the present invention having the above-described configuration is basically configured to include a cover, a rinsing nozzle and a washing nozzle, including a washing chamber in which a dish washing step and a rinsing step are performed, and a washing machine body. The washing machine body has a washing tank, a rinsing tank installed in parallel with the washing tank, a drainage tank having the washing tank and the rinsing tank embedded therein, a heater for heating the rinsing water of the rinsing tank, and a washing water of the washing tank. For supplying the rinsing nozzle of the rinsing water inlet pipe connected to the rinsing tank, the rinsing water inlet pipe connected to the rinsing tank, and the rinsing water of the rinsing water tank by passing through a heater, a rinsing tank, Rinse water supply pipe, a washing water supply pipe for supplying the washing water of the washing tank to the washing nozzle, connected to the rinsing water supply pipe A rinsing motor for pumping slug water to the rinsing nozzle, a washing motor connected to the washing water supply pipe for pumping the washing water to the washing nozzle, and the washing water starting at the lower side of the washing chamber and connected to the washing water tank and performing the washing step. A water collection pipe for collecting the rinsing water in which the rinsing step is performed into the washing water tank, and when the water level of the washing water tank is above a predetermined level, the washing water outflow pipe for draining the washing water to the water drainage tank, and the water level of the water tank is greater than a predetermined water level. When the discharge is automatically characterized in that consisting of the discharge pipe for the outflow to the outside.

Also in the dishwasher of the present invention, the rinsing water inlet pipe is preferably formed in a plurality of U-shape connected in a zigzag in order to maximize its surface area and increase the thermal conductivity.

In addition, even in the dishwasher of the present invention, when the water level of the rinsing tank is below a certain level, a rinsing water level control sensor for automatically supplying the rinsing water may be further provided inside the rinsing tank, the water level of the washing tank When the water level is above a certain level, a washing water level control sensor may be additionally provided inside the washing tank for automatically draining the washing water into the wastewater tank through the washing water outlet pipe. A sewage level control sensor for automatically flowing out to the outside may also be provided.

On the other hand, in the dishwasher of the present invention, the washing tank and the rinsing tank are separated and may be configured to share one side without being configured separately. Then, even if a separate heater is not provided in the washing tank, it may be heated together by the heater of the rinsing tank.

As described above, according to the present invention, it is possible to provide a dishwasher having a function of preheating rinsing water using waste heat of the effluent.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. However, the scope of the present invention is not limited to these examples.

1 is a perspective view of the dishwasher of the present invention, Figure 2 is a perspective view for showing the internal structure of the dishwasher of the present invention.

Referring to Figures 1 and 2, the dishwasher of the present invention is mainly composed of a lifting cover (A), the washing chamber (B) and the washing machine body (C).

The washing chamber (B) is opened and closed by a lifting cover (A), and a pair of upper and lower washing nozzles 15a and 15b and a pair of upper and lower rinsing nozzles 25a and 25b are disposed at the center of the bottom and upper surfaces thereof. Each of the upper and lower washing nozzles 15a and 15b is rotatably provided to the tableware on the shelf to be placed in the middle of the washing room B to perform a washing step, and the upper and lower rinsing nozzles ( 25a; 25b) are adapted to spray rinse water to perform the rinsing step.

The washing body (C) is formed with a washing tank 10 having a predetermined volume, and the rinsing tank 20 of the same casing type is built in the washing tank 10, and the washing Outside the water tank 10, the same type of water repelling tank 40 in which the washing water tank 10 is built is formed. Therefore, in the cross-section of the drainage tank 40, the washing tank 10 is located in the center and the rinsing tank 20 is located inside, such a washing tank 10, rinsing tank 20, and curved rinsing water inlet pipe All of 22 consists of metal materials, such as copper, with high thermal conductivity. Here, as shown in Figure 3, while taking the configuration that the washing water tank 10 is built in the water tank 40, the rinsing water tank 20 is embedded in the washing water tank 10, The washing tank 10 and the rinsing tank 20 may be configured to share one surface thereof. 3 is a schematic cross-sectional view for showing the positional relationship between the water discharge tank 40, the washing water tank 10 and the rinsing water tank 20 to share one surface with each other.

The rinsing water inlet pipe 22 is formed in a plurality of U-shaped zigzag connected in the immersion tank 40, the rinsing water inlet pipe 22 passes through the wall surface of the washing water tank 10 to wash water tank ( 10) After forming a plurality of U-shaped zig-zag again inside the penetrating through the rinsing tank 20, the end is connected to the rinsing tank 20.

Therefore, the introduced rinsing water is introduced into the rinsing water tank 20 while being preheated by the heat of the effluent water of the effluent water tank 40 and the washing water of the washing water tank 10.

If the drainage tank 40, the washing water tank 10 and the rinsing water tank 20 take the configuration of sharing one surface as shown in Figure 3, as shown in Figure 3, the rinsing water inlet pipe 22 is a washing tank ( 10 may be connected directly to the rinsing water tank 20 without passing through.

The pre-heated rinsing water is heated to a temperature of 80 ~ 90 ℃ by the heater 30 built in the rinsing tank 20, through the rinsing tank 20 and the washing tank 10 during the rinsing step It is injected by the rinse nozzle 25a; 25b through the rinsing water supply pipe 21, and the rinsing motor 21 'is connected to the rinsing water supply pipe 21 to rinse the rinse nozzle 25a; 25b. The rinsing water of the water tank 20 is pumped and supplied.

And the rinsing water tank 20 is provided with a water level control sensor 201 so that when the water level of the rinsing water tank 20 is below a certain level, the rinsing water is automatically introduced by a valve interlocked with the water level control sensor 201. have.

Meanwhile, the washing water inflow pipe 12 is connected to the washing water tank 10 by penetrating the wall surface of the washing water tank 10 so that the washing water is introduced into the washing water tank 10 from the water pipe. The washing water introduced into the washing tank 10 may be heated together as the rinsing water tank 20 embedded in the washing water tank 10 is heated (exactly, the rinsing water of the rinsing water tank 20 is applied to the heater 30). Heated by the rinsing water of the rinsing water tank 20). The washing water introduced into the washing tank 10 is heated together with the rinsing tank 20 to the washing nozzles 15a and 15b through the washing water supply pipe 14 formed through the wall surface of the washing tank 10 when the washing step is performed. It is supplied and sprayed, the washing motor 14 ′ connected to the washing water supply pipe 14 pumps the washing water of the washing water tank 10 to the washing nozzles 15a and 15b.

The washing water (hereinafter referred to as “using washing water”) which has undergone the washing step in the washing chamber (B) starts at the lower surface of the washing chamber (B) and is entirely connected by the collecting pipe 13 whose end is connected to the washing tank 20. The washing tank 10 is recovered. The lower surface of the washing chamber (B) to which the collecting pipe 13 is connected is provided with a strainer cover (not shown) to filter food waste generated in the washing step.

The rinsing water (hereinafter referred to as "use rinsing water") after performing the rinsing step is also recovered through the water collection pipe 13 to the washing water tank, and the washing water tank and the used rinsing water are recovered in this manner in the washing water tank 10. Since the washing water 10 is introduced into the washing water once, the tap water does not need to be reintroduced thereafter.

The washing water tank 10 is provided with a water level control sensor 101. When the water level of the washing water tank 10 is higher than a predetermined level by the used washing water and the rinsing water, the valve interlocked with the water level control sensor 101 operates. Thus, the washing water in the washing water tank 10 is automatically discharged by the washing water outflow pipe (11).

The discharge water is introduced into the discharge water tank 40 from the washing water tank 10, and the water level control sensor 401 is also provided in the water discharge water tank 40, and when the water level is over a predetermined level, the water level control sensor 401 of the water discharge tank 40 is provided. ), The discharged water is discharged to the outside by the discharged water discharge pipe 41 by the valve interlocked with

Although not shown, the washing water inlet pipe may be connected to the rinsing water tank 20 without being connected to the water pipe. In this case, in addition to the water level control sensor 201 for introducing the rinsing water when the water level is below a predetermined level in the rinsing water tank 20, a water level control sensor for draining the rinsing water to the washing water tank 10 when the water level is higher than a predetermined water level (not shown). ) Is further provided, and the valve (not shown) for opening and closing the washing water inlet pipe connected to the rinsing tank 20 while being interlocked with the level control sensor is further provided. In this case, the first washing water introduced into the washing water tank 10 is introduced from the rinsing water tank 20.

Meanwhile, the washing machine body further includes an operation unit (not shown) for the user to control the operation of the dish washing machine, and also a detergent motor (not shown) and a rinsing tank for supplying a predetermined amount of detergent to the washing tank 10. Also provided is a rinse motor (not shown) for supplying a predetermined amount of rinse to the 20.

Meanwhile, in FIG. 4, the rinsing water and the washing water are introduced into the dish washing machine of the present invention to perform the washing step and the rinsing step, and the water is collected back into the washing water tank 10 and discharged to the outside through the draining water tank 40. Is shown.

Hereinafter, an operation process of the dish washing machine of the present invention will be described with reference to FIG. 4.

First, when the user "turns on" the power on / off switch of the operating unit, puts a shelf containing dishes to be washed in the washing room (B) and closes the lifting lid (C), and the washing tank 20 and the rinsing tank 10 Rinsing water and washing water are introduced from the water pipe, respectively, the heater 30 of the rinsing water tank 10 is operated so that the rinsing water of the rinsing water tank 20 is heated to 80 to 90 ° C., and the rinsing water of the rinsing water tank 20 is When heated to the temperature the washing water of the washing water tank 10 is also heated to 40 ~ 50 ℃. Then, the washing water of the washing water tank 20 is supplied to the washing nozzles 15a and 15b through the washing water supply pipe 14 by the washing motor 14 'to perform the washing step. It is recovered to the washing tank 20 through the water pipe (13).

Next, the rinsing water of the rinsing water tank 20 is supplied to the rinsing nozzles 5a: 5b by the rinsing motor 21 'through the rinsing water supply pipe 21 to perform a rinsing step, and the rinsing water used is the water collecting pipe 13 Recovered to the washing tank 20 through).

As the used rinsing water is recovered to the washing tank 20, the level of the washing water (exactly, the mixed water of the used washing water and the used rinsing water) of the washing water tank 20 is increased, so that the water level of the washing water tank 10 is adjusted. The sensor 101 is operated to be discharged to the drainage tank 40 through the washing water outlet pipe 11. When the water level of the effluent tank 40 is above a certain level, the water level control sensor 401 of the effluent tank 40 is operated so that the effluent is discharged to the outside through the effluent outlet pipe 41.

At this time, when the rinsing step is performed to lower the water level of the rinsing water tank 20, the water level control sensor 201 of the rinsing water tank 20 is operated so that the rinsing water flows in from the water pipe. The washing tank 10 is introduced while being preheated through the rinsing water inlet pipe 22 having a plurality of U-shaped curves.

Although not shown, the washing water initially supplied to the washing water tank 20 is heated by the rinsing water of the rinsing water tank 10, but when the degree of heating is low, the washing water preheated by the hot water or water heater may be supplied. .

Meanwhile, FIG. 5 shows another embodiment of the dish washing machine of the present invention.

5, the rinsing water tank 20 is not built in the washing water tank 10, but is in parallel. This is almost the same as the configuration of the dish washing machine of the present invention as described above except that the washing tank 10 and the rinsing tank 20 are configured in parallel.

Through such a configuration, the rinsing water may be introduced into the rinsing water tank 20 while the rinsing water is preheated by the immersion water tank 40 and the washing water tank 10 as in the dish washing machine of the present invention (see FIG. 5A).

In this case, the rinsing water may be introduced into the rinsing water tank 20 only through the water immersion tank 40, and thus may be configured to be preheated only by the water immersion tank 40.

Since the washing water tank 10 and the rinsing water tank 20 are configured in parallel in the dish washing machine of another embodiment of the present invention, the washing water of the washing water tank 10 cannot be heated together by the heater of the rinsing water tank 20. . Therefore, a heater 50 such as hot water heater or instantaneous water heater capable of heating and supplying the washing water is provided. Nevertheless, although not shown, the washing tank 10 and the rinsing tank 20 may be configured to share the one side instead of being separately configured, in which case the washing tank 10 is not provided with a separate heater It may be heated together by the heater of the rinsing tank (20).

Meanwhile, in FIG. 6, in another embodiment of the dish washing machine of the present invention, the rinsing water and the washing water are introduced to perform the washing step and the rinsing step, and are collected back to the washing water tank 10 to be discharged to the outside through the drainage tank 40. The whole process of being discarded is shown.

1 is a perspective view of the dish washing machine of the present invention.

Figure 2 is a perspective view showing the internal structure of the dish washing machine of the present invention.

3 is a schematic cross-sectional view for showing the positional relationship between the water discharge tank 40, the washing water tank 10 and the rinsing water tank 20 to share one surface with each other.

4 is a view illustrating a process in which rinsing water and washing water flow into the dishwasher of the present invention and flow out to the outside.

5 is a perspective view of a dish washer according to another embodiment of the present invention, in which a rinsing bath and a washing bath are in parallel.

FIG. 6 is a view illustrating a process in which a rinsing water and a washing water flow in and outflow in a dish washing machine according to another embodiment of the present invention of FIG. 5.

Claims

cover,

A washing chamber having a rinsing nozzle and a washing nozzle, wherein the dish washing step and the rinsing step are performed; and

Including the washer body,

The washer body has a washing tank, a rinsing tank built in the washing tank, a rinsing tank incorporating the rinsing tank, a heater for heating the rinsing water of the rinsing tank, a rinsing water connected to the rinsing tank by passing an end of the washing tank. An inlet pipe, a washing water inlet pipe connected to the washing tank, a rinsing water supply pipe for supplying the rinsing water of the rinsing water tank to a rinsing nozzle, a washing water supply pipe for supplying the washing water of the washing water tank to the washing nozzle, and connected to the rinsing water supply pipe A rinsing motor for pumping the rinsing water into the rinsing nozzle, a washing motor connected to the washing water supply pipe for pumping the washing water into the washing nozzle, and starting at the bottom of the washing chamber, the end of which is connected to the washing tank to perform the washing step. A collecting pipe for collecting the rinsing water in which the rinsing water and the rinsing step are performed with the washing water tank, and the level of the washing water tank is constant. Rinse water preheating function is characterized in that the wash water outflow pipe for washing water to be discharged to the drainage tank, and if the water level of the drainage tank is higher than a certain level, the discharge water is automatically discharged to the outside dish washer.

The method of claim 1,

The rinsing water inlet pipe is a dishwasher having a rinsing water preheating function, characterized in that the rinsing water inlet pipe passes through the waste water tank and connected to the rinsing water tank through the washing water tank.

The method of claim 1,

The rinsing water inlet pipe is rinsing water preheating function of rinsing water, characterized in that formed in a plurality of zigzag connected in a zigzag to increase the thermal conductivity by maximizing its surface area.

The method of claim 1,

A rinsing water level control sensor for automatically supplying rinsing water when the water level of the rinsing water tank is below a predetermined level is further provided inside the rinsing water tank, and when the water level of the washing water tank is higher than a predetermined water level, the washing water flows out of the washing water. A washing water level control sensor is additionally provided inside the washing tank to automatically discharge the water into the drainage tank through the pipe. Also, if the water level of the drainage tank exceeds a certain level, a drainage level control sensor for automatically draining the drainage to the outside is also provided. A dishwasher having a rinse water preheating function, further comprising:

The method of claim 1,

The washing water inlet pipe is connected to the rinsing tank, and when the water level of the rinsing tank is above a certain level, a level control sensor for draining the rinsing water into the washing tank is further provided, and the rinsing tank is interlocked with the level control sensor. A dishwasher having a rinse water preheating function, further comprising a valve for opening and closing a connected washing water inlet pipe.

The method of claim 1,

The dishwasher having a rinse water preheating function, further comprising a heater for heating the washing water first introduced into the washing tank.

cover,

Including the washer body,

The washer body has a washing tank, a rinsing tank installed in parallel with the washing tank, a drainage tank having the washing tank and the rinsing tank embedded therein, a heater for heating the rinsing water of the rinsing tank, and washing water of the washing tank. Heater for heating, the rinsing water inlet pipe connected to the rinsing water tank through the drainage tank, the rinsing water inlet pipe connected to the rinsing water tank, the rinsing water supply pipe for supplying the rinsing water of the rinsing water tank to the rinsing nozzle, the washing A washing water supply pipe for supplying the washing water of the tank to the washing nozzle, a rinsing motor connected to the rinsing water supply pipe for pumping the rinsing water with the rinsing nozzle, and a washing motor connected to the washing water supply pipe for pumping the washing water with the washing nozzle; Rinse the rinsing step and rinsing step A collecting pipe for collecting water into the washing tank, a washing water outflow tube for draining the washing water to the drainage tank when the water level of the washing tank is above a certain level, and the discharge water is automatically discharged to the outside when the level of the water sink is above the predetermined level. A dishwasher having a rinse water preheating function, characterized in that it consists of a drainage discharge pipe for discharge.

The method of claim 7, wherein

The rinsing water inlet pipe passing through the discharge tank is rinsing water preheating function, characterized in that connected to the rinsing water tank passing through the washing water tank.

The method of claim 7, wherein

cover,

Including the washer body,

The washing machine body is installed in parallel with the washing tank, the washing tank, the rinsing tank to share the one side, the sink and the rinsing tank in which the rinsing tank embedded therein, a heater for heating the rinsing water of the rinsing tank, The rinsing water inlet pipe connected to the rinsing tank end through the immersion tank, the rinsing water inlet pipe connected to the rinsing tank, the rinsing water supply pipe for supplying the rinsing water of the rinsing tank to the rinsing nozzle, and the washing water of the washing tank are washed. Washing water supply pipe for supplying to the nozzle, a rinsing motor connected to the rinsing water supply pipe for pumping the rinsing water into the rinsing nozzle, a washing motor connected to the washing water supply pipe for pumping the washing water to the washing nozzle, starting from the bottom of the washing chamber The end is connected to the washing tank to collect the washing water that has been washed and the rinsing water that has been rinsed into the washing tank. Water collection pipe for cleaning, the washing water outflow pipe for allowing the wash water to be discharged to the drainage tank when the water level of the washing tank is above a certain level, and the water discharge for the outflow to automatically flow out when the water level of the drainage tank is above a certain level A dishwasher with rinse water preheating, characterized in that it consists of an outlet tube.