KR20210015541A - Underwater impregnation dishwasher - Google Patents

Abstract

The present invention relates to a food tray immersion type pre-dishwasher which increases space between food trays and shakes the food trays to allow water and air to penetrate between the food trays when the food trays are uprightly immersed in a pre-immersion tank, so that oil and dirt are discharged from the food trays in an over-drain structure, thereby increasing cleaning power. According to the present invention, the food tray immersion type pre-dishwasher comprises: an overflow outlet formed on the full water level surface of a water tank to allow washing water to overflow and flows out and connected to a drainpipe; a pallet formed of a support frame supporting both ends of food trays to load the food trays by standing sideways, wherein spacer protrusions for the food trays protrude from the bottom surface of the support frame at equal intervals; at least a pair of cleaning nozzle pipes having a plurality of high-pressure cleaning nozzles formed between the supporting frames installed on both sides of the pallet to upwardly spray high-pressure washing water; and a shaking nozzle disposed on the front and rear sides of the food trays loaded on the pallet to alternately spray the high-pressure washing water toward the upper surface of the food trays in a direction opposite to each other.

Description

Underwater impregnation dishwasher {Underwater impregnation dishwasher}

The present invention relates to a plate immersion-type pre-washer, and more particularly, when immersing the plate upright in the pre-soaking tank, water and air penetrate between the plates by opening and shaking the plate when immersing the plate upright. It relates to a plate immersion type prewasher in which cleaning power is increased by discharging fruit and dirt in an obedrain structure.

In public institutions such as schools and military bases, or in places where group meals are provided, such as rest areas, a large number of plates are used.The plates used for group meals are stacked neatly after the meal is roughly separated, and buried on the plate. To remove residues and foreign substances, hot water and various detergents are mixed and soaked in the soaking tank. After soaking, take out the plate one by one, and manually pre-wash it, and then put it into the automatic washer again. Since the plate and the plate are in close contact with each other, the detergent and water are not circulated so that the soaking operation is difficult, and the residue and foreign substances on the plate are compressed on the plate, so that it is not removed well. As the pre-cleaning operation is performed, it is impossible to complete the pre-cleaning operation. Also, cohesive force is generated due to the water film phenomenon caused by the close contact between the plate and the plate, so that the plate is not separated well during the pre-cleaning operation. Washing is done.

Accordingly, a look at the patent literature on the plate dipped mold prewasher developed and used so far is as follows.

Patent Application No. 10-2011-0017911 (2011.02.28) relates to an air bubble plate preservative washing machine, by installing one plate inclination angle maintenance guide and a plate separation guide installed on the lower side inside the mobile soaking tank. By forming an inclination angle of 65 degrees to 75 degrees, the plate is naturally separated and stacked as many as the number of plate-separated guide grooves according to the inclination angle according to the center of gravity, and a number of air bubble nozzles using an air bubble generator are installed at the bottom of the soaked tank. An air bubble plate prewasher that is installed to induce circulation of detergent and water for prewashing by air bubbles, soaking and prewashing the plate at the same time. Patent application No. 10-2014-0147109 (October 28, 2014) is a food plate input unit configured to drop one by one a plurality of laminated and collected food plates; A pre-cleaning unit for receiving and pre-cleaning the plate input from the plate input unit; A rinsing unit having a plurality of spray nozzles to remove detergent from the plate received from the pre-washing unit; A rinsing unit including at least one rinsing injector for injecting rinsing into the plate received from the rinsing unit; A discharging unit having a delivery means configured to deliver the plate received from the rinse unit to a separate dish tray; A transfer unit for transferring the plate input from the plate input unit to the prewashing unit, the rinsing unit, the rinsing unit and the discharging unit; In the avalan integrated food plate-only cleaning system including; a control unit for controlling the operation of the plate input unit, the preservative washing unit, the rinsing unit, the rinse unit, the discharge unit and the transfer unit, wherein the transfer unit is the plate input unit, the preservative cleaning unit, A conveyor belt for transporting the food plate across the rinsing unit, the rinsing unit and the discharge unit; One or more motors configured to drive the conveyor belt under the control of the control unit; configured to include, and configuring each of the process zones of the pre-washing part, the rinsing part, and the rinsing part at equal intervals, and detecting each process zone A sensor is provided to generate a detection signal when the food plate is placed in each process area, and the control unit stops a motor that transmits power to the conveyor belt by receiving the detection signal from the detection sensor and restarts after a preset time. It is configured to allow, and the food plate input portion is disposed at the front end of the pre-cleaning portion and a pair of'C' shaped supply frame facing each other; At least one rotation shaft rotatably coupled to the supply frame; A fan-shaped plate holder interlocked with the rotation shaft and exposed on the upper surface of the supply frame; And a fan-shaped plate separation plate interlocked with the rotation shaft and exposed to the upper portion of the supply frame, spaced apart from the lower side of the plate holder plate, and configured on the opposite side of the plate plate holder plate. The spacing between the prewashing unit and the preservative washing unit is configured to be equal to the distance between the preserving unit and the rinsing unit, and configured to supply the plate from the plate input unit at the timing when the conveyor belt is stopped for each section. Dedicated cleaning system. Patent Application No. 10-2014-0157828 (November 13, 2014) uses the cleaning liquid in the water tank as a medium to generate ultrasonic waves so that micro-vibration can be applied, so that foreign substances attached to dishes can be removed by micro-vibration. It relates to a dishwashing apparatus using, wherein the washing liquid is received and a water tank divided into a lower space and an upper space by a through-hole network mounted therein; A vibration unit mounted on the water tank to impart vibration by ultrasonic waves into the water tank; An oscillation control unit controlling the oscillation frequency to be applied to the oscillation unit; A bubble generating port for generating bubbles in the water tank; Fastening means for mounting the vibration unit and the bubble generating port on the bottom of the through-hole network; Drive pump; A circulation line communicating with the upper space and the lower space and circulating the washing liquid received in the water tank by the driving pump; And a distribution line communicating with the circulation line and distributing a part of the washing liquid to each bubble generating port, wherein the fastening means is disposed under the through-hole network and includes a support plate member having a through hole; And an anchor comprising a head positioned outside the support plate member, and a body integrally protruding from the head and being driven to the vibration unit while penetrating the through hole to fix the vibration unit to the through hole network, and The body is formed with an exposed portion having a relatively large diameter in a portion in contact with the head and protrudes to the inside of the support plate member when fastened, and the bubble generating port is fastened to the head after driving of the anchor, and a washing solution is formed on one side through the distribution line. The inlet port and the outlet port where bubbles are generated are formed on the other side, and a bubble forming hole having a shape narrowing in the direction from the inlet port to the outlet port is formed, and the bubble forming hole is formed at the lower end of the bubble generating port, and the bubble is formed. One side of the hole is opened on the upper side of the head to place the head, and one side is opened to the upper side of the head to have a width smaller than the width of the head, and a slope is formed in each of the opened sides. A dishwashing apparatus using ultrasonic waves, characterized in that a pair of fastening ends are formed to form an exposed portion mounting portion to which the exposed portion is fastened by a forced fitting method. 10-2016-0073038 (2016.06.13) is a water tank part formed by partitioning left and right by an upright water level plate in which a immersion tank for immersing a plate upright and a filtration tank for filtering and discharging the washing water drained from the immersion tank; At least one spout pipe disposed on the bottom of the immersion tank and formed with spout holes for spouting washing water; A circulation pump for recovering the washing water drained from the filtration tank and supplying it to a jet pipe disposed on the bottom of the filtration tank to circulate the washing water between the filtration tank and the immersion tank; A filtration unit disposed in the filtration tank to filter the washing water introduced from the immersion tank to filter food contaminants contained in the washing water; It is arranged to be spaced apart from the bottom surface of the quenching tank in which the ejection pipe is arranged, and comprises a vibrating screen part having a vibrating screen in which a plurality of permeable holes are formed, so that the plates received upright in the quenching tank are vibrated by reciprocating left and right through the vibrating screen part. In the meantime, foreign substances remaining on the surface are removed by preliminary washing by washing water ejected upward through the ejection hole of the ejection pipe disposed at the bottom, and the washing water containing foreign substances is moved to the filter tank and the filter unit After the foreign matter remaining by the filter is configured to be re-sprayed into the immersion tank through a circulation pump unit, the filtering unit includes: a filter tray formed such that a collecting net part is concave outside the filter net part in which the filtering holes are formed; It is disposed on one side of the filter tray and includes a side spray unit for distributing and moving foreign substances remaining in the washing water passing through the filter tray to the outside formed with a collecting net by spraying the water supplied to the outside through the water supply pipe of the circulation pump unit. Plate immersion type pre-cleaning device, characterized in that configured by. Patent Application No. 10-2017-0063115 (2017.05.22) relates to an immersion-type pre-cleaning device for a food plate having a pressure equalizing cleaning structure, comprising: a water tank in which a immersion tank and a filtration tank are left and right partitioned by an upright water level control plate; A circulation pump disposed at the bottom of the immersion tank to recover the washing water drained from the filtration tank through a recovery pipe, and then discharge and supply the washing water upwards into the immersion tank through one or more water supply pipes disposed at the bottom of the immersion tank; It is arranged to be spaced apart from the bottom surface of the immersion tank in the immersion tank to divide the inside of the immersion tank up and down to form a diffusion space in the lower part of the immersion tank to diffuse the washing water supplied through the water supply pipe, and to make the plate stand on the top of the diffusion space A perforated screen forming an arrayed preparative cleaning space; And one or more vibration motors that are fixed to the soaking tank and vibrate the soaking tank by generating vibration through electric power, and vibrate the food plates that are standing and arranged in the soaking tank to separate foreign substances on the surface of the food plate through vibration. In the water supply pipe, an air injection pipe forcibly supplying external air, an air injection pipe supplying air supplied through the air injector into the immersion tank through a water supply pipe, and an open/close state of the air injection pipe under control of the controller By setting, an intermittent air injection structure including an solenoid valve that controls whether air is injected into the immersion tank through the water supply pipe is provided, and air is injected into the washing water circulating in the immersion tank at a set cycle, and the air supplied at the set cycle A filtration unit including an upper open type filter tray with a plurality of filter holes is disposed in the filter tank, and the washing water recovered into the immersion tank beyond the water level control plate passes through the filter tray while allowing rapid separation of foreign substances from the food plate. A filter tray configured to collect residual foreign matters in the filter tray, wherein the filtering unit includes a filter tray formed to be concave in a collection net portion having a relatively lower height than the filter net portion outside the filter net portion in which the filter holes are formed; Including a side spray unit disposed on one side of the filter tray to disperse and move foreign matters remaining in the washing water passing through the filter tray to the outside formed by the lateral spraying of the washing water supplied from the circulation pump to the outside. An immersion type pre-cleaning device for a plate having a pressure equalizing cleaning structure, characterized in that configured. Patent application No. 10-2017-0113849 (2017.09.06) relates to a dishwashing-type pre-cleaning apparatus having a circulating vortex formation structure, comprising: a immersion tank having an upper open-type immersion space for storing washing water; And a circulation pump unit configured to internally circulate the washing water stored in the immersion space by suctioning the washing water stored in the immersion space and then resupplying the suctioned washing water into the immersion tank, and the circulation pump unit includes: At least one circulation pump for sucking the washing water stored in the space through a suction pipe; A water supply head disposed in two or more corner sections spaced apart in the immersion space and configured to include water supply heads for discharging the washing water supplied through the water supply pipe of the circulation pump in the setting direction into the immersion space, and disposed in the later corner section Is, by discharging the washing water in a direction different from the direction of the washing water discharged from the water supply head of the previous corner to the washing water that has been discharged from the water supply head arranged in the previous corner section and proceeded to the next corner section, The washing water discharged from the water supply head disposed in the rear corner and proceeded to the rear corner section is sequentially changed in the direction of travel by washing water discharged from the water supply head disposed in the rear corner section, and swirls in the immersion space. It is configured to forcibly generate a circulating vortex in the form, and in the circulation pump part, a spiral grinding blade is arranged in a radial structure, and is fixed to a drive shaft constituting the circulation pump and rotates by driving the circulation pump. A pulverizing impeller is provided, and each of the water supply heads includes a distribution chamber communicating with a water supply pipe and providing a space for distributing washing water supplied through the water supply pipe, and a discharge guide pipe for discharging the washing water supplied into the distribution chamber in a set direction. The distribution chamber in which the discharge guide pipes are installed is disposed on the outer surface of the side plate constituting the immersion tank, and the side plate of the immersion tank in which each distribution chamber is disposed is provided with the head and immersion of the discharge guide tube. A dishwashing type pre-cleaning apparatus having a circulation vortex formation structure, characterized in that discharge ports communicating between spaces are formed correspondingly.

The plate immersion-type prewasher developed so far is preferable from the aspect of work efficiency as it is preliminarily cleaned by putting a large amount of plates into the water tank, but a thick oil film is formed on the surface of the washing water, so that the plate after the pre-cleaning is removed from the water tank. During the process, the oil film layer is buried on the surface of the plate, causing contamination of the plate again, and since the overlapped plate is kept immersed at once, the plate is in close contact with each other and water does not penetrate between them, so the cleaning efficiency is lowered. there was.

The present invention is provided in order to solve the conventional problems as described above, while sprinkling water overflows from the surface of the water to over-discharge contaminated by-products, and at the same time, when stacked food plates are loaded on a pallet, they are spaced apart from each other. The purpose is to increase the cleaning effect by blasting high-pressure washing water and air between them, and configuring water and air bubbles to flow between each plate.

The present invention is to solve the above problems, and a storage tank configured to fill the washing water and immerse the plate; A pallet installed inside the storage tank and configured to load a food plate; A water supply pipe configured to supply washing water to the storage tank; A drain pipe for discharging the washed water of the storage tank; A circulation pump configured to spray water into the storage tank; In the plate immersion type prewasher consisting of an air injector that forcibly supplies external air,

Forming an overflow outlet through which washing water overflows and flows out on the water level surface of the storage tank and connects it to a drain pipe; The pallets for loading the trays upright are configured as supporting frames to support both ends of the trays, and the spacing protrusions for spacing the trays are projected at equal intervals on the bottom of the supporting frame; At least one pair of cleaning nozzle pipes formed to sprinkle upwardly a plurality of high pressure cleaning nozzles between support frames installed on both sides of the pallet; Comprising a plate immersion type prewasher including configuring a shaking nozzle for alternately spraying high-pressure washing water toward the upper surface of the plate in a direction facing each other on the upper front and rear sides of the plate loaded on the pallet.

At this time, it constitutes an air nozzle pipe in which an air nozzle is formed between a pair of cleaning nozzle pipes installed between the support frames of the pallet, and the high pressure cleaning nozzle formed in the cleaning nozzle pipe and the air nozzle formed in the air nozzle pipe The spacing protrusions formed on the base of the support frame are arranged to be located on the same line on the left and right, or the high-pressure cleaning nozzles formed on the cleaning nozzle pipe are configured to be long and continuous to form a water film on both sides of the bottom of the plate and constructed between them. It is configured so that the air sprayed from the air nozzle pipe can more easily penetrate between the plates, and the shaking nozzle that shakes the plate is sprayed in a direction facing each other from the upper side of the plate loaded sideways. It is configured to spray water while moving from the rear to the rear by moving means consisting of rails or leadscrews, or spraying backwards at an angle of less than 45 degrees with multiple spraying nozzles facing both sides of the top of the plate loaded on the pallet. The formed rear sprinkling pipe and the front sprinkling pipes formed to sprinkle forward at an angle of less than 45 degrees with multiple sprinkling nozzles facing both sides of the top of the plate loaded on the pallet are separately installed on both sides of the top of the plate loaded on the pallet. It is configured to be positioned, and configured to spray water by alternately supplying washing water to the rear sprinkling pipe and the front sprinkling pipe.

As described above, the plate immersion type prewasher according to the present invention over-discharges contaminated by-products as the sprinkled water overflows from the water surface, thereby maintaining the surface of the washing water not contaminated, and maintaining a cracked state. It creates a new effect that maximizes the cleaning effect by allowing water to flow between each plate by sprinkling high-pressure air and simultaneously sprinkling high-pressure air between them.

1 is a front cross-sectional view illustrating the overall configuration of the present invention.
Figure 2 is a side cross-sectional view illustrating the configuration of a water spray nozzle that is an essential part of the present invention.
Figure 3 is an exemplary configuration in which the shaking nozzle moves, which is the main part of the present invention.
Figure 4 is an exemplary view of another configuration state of the shaking nozzle of the present invention.
Figure 5 is a partial excerpt plan view illustrating the nozzle arrangement state of the present invention.
Figure 6 is a partial excerpt plan view illustrating another configuration state of the nozzle of the present invention.

Referring to the accompanying drawings, the configuration of the plate immersion type prewasher of the present invention will be described in detail as follows.

A storage tank 10 configured to fill the washing water and immerse the plate 100; A pallet 40 installed inside the storage tank 10 and configured to load the food plate 100; A circulation pump 20 configured to spray water into the water storage tank 10; In the plate immersion type prewasher comprising an air supply means for forcibly supplying external air,

Forming an overflow outlet 11 through which washing water overflows and flows out on the water level of the reservoir 10 and connects it to the drain pipe 15;

In the storage tank 10, at least one set of pallets 40 to be mounted on the side of the plate 100 is configured, but the pallet 40 is a support frame 41 to support both ends of the plate 100. And configured to protrude spaced protrusions 42 for spaced plates on the bottom surface of the support frame 41 at equal intervals;

At least one pair of cleaning nozzle pipes 50 formed to sprinkle upwardly a plurality of high pressure cleaning nozzles 51 between support frames 41 installed on both sides of the pallet 40;

A shaking nozzle that alternately sprays high-pressure washing water toward the upper surface of the plate 100 in a direction facing each other on the upper front and rear of the plate 100 loaded on the pallet 40 by a switching valve 25 ( Including the constitution of 60), the plate immersion type prewasher is composed.

At this time, it constitutes an air nozzle pipe 35 having a plurality of air nozzles 36 formed between a pair of cleaning nozzle pipes 50 installed between the support frame 41 of the pallet 40, and the cleaning nozzle The high pressure cleaning nozzle 51 formed in the pipe 50 and the air nozzle 36 formed in the air nozzle pipe 35 are in the same line with the spacer protrusion 42 formed on the bottom surface of the support frame 41 It is configured to be located in, and is configured so that water and air penetrate between the plate opened by the spaced protrusions (42).

Here, when the high-pressure cleaning nozzle 51 formed in the cleaning nozzle pipe 50 is configured to be long and continuous, and a water film is formed on both sides of the bottom of the plate, the air injected from the air nozzle pipe 35 formed between the plate is It can be made to penetrate easily.

And the shaking nozzle 60 for shaking the plate 100 constitutes a switching valve 25 so as to alternately spray water in a direction facing each other toward the upper side of the plate 100 loaded sideways.

At this time, it may be configured to spray water while moving the shaking nozzle 60 from the front to the rear and from the rear to the front while riding on a moving means 61 composed of a rail or lead screw.

And the shaking nozzle 60 that shakes the plate 100, a plurality of sprinkling nozzles 66 facing the upper sides of the plate 100 loaded on the pallet 40 facing the rear at an angle of less than 45 degrees The rear sprinkling pipe 65 and a plurality of sprinkling nozzles 66 formed to sprinkle are formed to sprinkle forward at an angle of less than 45 degrees while facing both sides of the top of the plate 100 loaded on the pallet 40 The sprinkling pipe 65 is configured to be separately located on both sides of the upper end of the plate 100 loaded on the pallet 40, and the rear sprinkling pipe 65 and the front sprinkling pipe 65 are operated by the operation of the switching valve 25. It can be configured to spray water by alternately supplying washing water to the device.

Hereinafter, an exemplary embodiment of the present invention will be described.

In order to pre-wash the collected plate 100 by filling and distributing washing water in the storage tank 10 of the present invention, the plate 100 is stacked on the pallet 40 and loaded.

In this way, the plate 100 loaded on the pallet 40 is aligned by spreading the lower side at regular intervals by the spacing protrusions 42 formed on the support frame 41 of the pallet 40.

This effect occurs when the side of the plate 100 is placed on the spaced protrusions 42, the sliding due to its own weight is generated, and the spaced protrusions 42 are arranged therebetween.

At this time, the plate 100 that is not yet aligned is shaken by the washing water sprayed from the high pressure washing nozzle 51 and the air supplied through the air nozzle 36 and shaken by the washing water spraying force of the shaking nozzle 60 formed on the upper side. They are arranged in their respective positions.

Here, the spacing protrusion 42 would be fine if the shape of the upper surface is a round arc shape, a water drop shape, a triangular pyramid shape, and other upper and lower light shapes that penetrate through the plate, but the arc shape is the most ideal because the upper surface slides smoothly. It will be, and between each of the protrusions, it is enough to configure an alignment space in which the plate is aligned.

Here, an air nozzle pipe 35 comprising a pair of cleaning nozzle pipes 50 installed between the support frames 41 of the pallet 40 of the present invention and forming a plurality of air nozzles 36 therebetween When configured, buoyancy is generated and the rise of the plate 100 can improve fluidity and a bubble washing effect.

That is, the air enters between the plate 100 and spreads the space between the plate 100 and the washing water sprayed from the high pressure washing nozzle 51 penetrates through the plate 100.

Here, when the high-pressure cleaning nozzle 51 formed in the cleaning nozzle pipe 50 is configured to be long and continuous, and a water film is formed on both sides of the bottom of the plate, the air injected from the air nozzle pipe 35 formed between the plate is It can be made to penetrate easily.

In addition, the high pressure cleaning nozzle 51 formed in the cleaning nozzle pipe 50 and the air nozzle 36 formed in the air nozzle pipe 35 are provided with a spacer protrusion 42 formed on the bottom surface of the support frame 41 and the left. If it is configured to be located on the same line, water and air easily penetrate through the plate opened by the spacing protrusions 42.

At this time, when strongly sprayed from the shaking nozzle 60 that shakes the plate 100 toward the upper front of the plate 100 loaded sideways, the loaded plate 100 is pushed to the rear and inclined to face each other. If another shaking nozzle 60 is sprayed strongly toward the upper rear of the plate 100 this time, the loaded plate 100 is pushed forward and inclined.

As described above, the shaking nozzles 60 configured to face each other on the upper front and rear surfaces of the pallet 40 on which the plate is loaded are sprayed with washing water alternately with each other for a certain period of time, so that the plate 100 loaded on the pallet 40 is forward and backward. As it shakes, the gap between the plate 100 is widened.

At this time, a moving means 61 consisting of a rail or a lead screw is configured from the front to the rear and from the rear to the front, so that the shaking nozzle 60 moves on the moving means 61 while the plate 100 loaded on the pallet 40 is moved. If it is configured to spray strongly toward the upper side of ), the effect will be doubled, such as the effect of opening the gaps between the plates while pushing each plate in sequence.

Here, in another way, a shaking nozzle 60 for shaking the plate 100, a plurality of sprinkling nozzles 66 facing both sides of the top of the plate 100 loaded on the pallet 40 from the front to the rear 45 degrees The rear sprinkling pipe 65 and a plurality of sprinkling nozzles 66 formed to spray at an angle less than are sprayed at an angle of less than 45 degrees from the rear to the front toward both sides of the top of the plate 100 loaded on the pallet 40 The front sprinkling pipe 65 formed so as to be configured to be separately positioned on both sides of the upper side of the plate 100 loaded on the pallet 40, and washing water alternately in the rear sprinkling pipe 65 and the front sprinkling pipe 65 Even if it is configured to spray by supplying it, the effect of shaking the plate will be the same.

When the plate is washed in the plate immersion type prewasher of the present invention in this manner, floating matters such as oil on the plate 100 are separated from the plate 100 and floated on the water.

At this time, the floating matter is discharged through the overflow outlet 11 formed at the full water level, and heavy debris sinks under the pallet 40 and collects to the bottom of the storage tank 10 according to the quantity continuously supplied.

In the above-described state, pre-washing of the food plate 100 is performed to increase the amount of debris or when commercial washing is completed, open the drain hole 12 installed at the bottom of the inclined bottom surface of the storage tank 10 to discharge waste and waste water.

Here, the cleaning nozzle pipe 50, the shaking nozzle 60, the rear spray pipe 65, and the circulation pump 20 for transmitting strong water pressure to the front spray pipe 65 may be configured separately.

In addition, a switching valve 25 is configured to alternately supply washing water to the shaking nozzle 60, the rear sprinkling pipe 65, and the front sprinkling pipe 65.

The present invention described above makes it easier to clean the food plate in a group distribution hall, and it will have great use in industrial sites.

10: reservoir 11: overflow outlet 12: drain hole
15: drain pipe 20: circulation pump 21: water supply pipe
30: air supply pipe 35: air nozzle pipe 36: air nozzle
40: pallet 41: support frame 42: spaced projection
50: cleaning nozzle pipe 51: high pressure cleaning nozzle
60: shake nozzle 61: vehicle 65: front and rear sprinkling pipe
66: sprinkling nozzle 100: plate

Claims (5)

A storage tank 10 configured to fill the washing water and immerse the plate 100; A pallet 40 installed inside the storage tank 10 and configured to load the food plate 100; A circulation pump 20 configured to spray water into the water storage tank 10; In the plate immersion type prewasher comprising an air supply means for forcibly supplying external air,
Forming an overflow outlet 11 through which washing water overflows and flows out on the water level surface of the reservoir 10 and connects it to the drain pipe 15;
In the storage tank 10, there are at least one set of pallets 40 for mounting the plate 100 on the side, but with a support frame 41 to support both ends of the plate 100 of the pallet 40. And configured to protrude at equal intervals the spacer protrusions 42 for spaced plates on the bottom surface of the support frame 41;
At least one pair of cleaning nozzle pipes 50 formed to sprinkle upwardly a plurality of high pressure cleaning nozzles 51 between support frames 41 installed on both sides of the pallet 40;
Including constituting a shaking nozzle 60 for alternately spraying high-pressure washing water toward the upper surface of the plate 100 in a direction facing each other on the upper front and rear of the plate 100 loaded on the pallet 40 A plate dipped mold prewasher characterized by a box. The method of claim 1,
Food plate wall, characterized in that it comprises an air nozzle pipe (35) in which a plurality of air nozzles (36) are formed between a pair of cleaning nozzle pipes (50) installed between the support frame (41) of the pallet (40) Mold prewasher. The method of claim 1,
The high-pressure cleaning nozzle 51 formed in the cleaning nozzle pipe 50 is made to be long and continuous, or the high-pressure cleaning nozzle 51 and the air nozzle 36 formed in the air pipe 35 are provided at the bottom of the support frame 41 A plate immersion type prewasher, characterized in that it is configured to be located on the same line with the spaced protrusions 42 formed on the surface, and water and air penetrated between the plates opened by the spaced protrusions 42. The method of claim 1,
The shaking nozzle 60 that shakes the plate 100 is sprayed in a direction facing each other toward the upper side of the plate 100 loaded sideways, but the rails or lead screws from the front to the rear and from the rear to the front respectively A plate dipped mold prewasher, characterized in that it is configured to spray water while moving on the moving means 61 consisting of. The method of claim 1,
Sprinkling the shaking nozzle 60 that shakes the plate 100 toward the rear at an angle of less than 45 degrees while a plurality of sprinkling nozzles 66 face both sides of the upper end of the plate 100 loaded on the pallet 40 Forward sprinkling formed so that the rear sprinkling pipe 65 and a plurality of sprinkling nozzles 66 are formed to spray toward the front at an angle of less than 45 degrees while facing both sides of the top of the plate 100 loaded on the pallet 40 The pipe 65 is configured to be separately located on both sides of the upper end of the plate 100 loaded on the pallet 40, and the rear sprinkling pipe 65 and the front sprinkling pipe 65 are alternated by a switching valve 25 A plate immersion mold prewasher characterized in that it is configured to spray water by supplying washing water.

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