KR20220145476A - Dish transfer device for dishwasher with improved flexion transfer structure - Google Patents

Abstract

The present invention relates to a dish transfer device for a dishwasher having an improved curved transfer structure, and more specifically, to a dish transfer device for a dishwasher having an improved curved transfer structure, wherein dishes pass through a washing and rinsing part where washing and rinsing water is sprayed while being arranged upright in the longitudinal direction, so that foreign substances on the surface of the dishes are washed and rinsed by the washing and rinsing water. The dish transfer device includes a dish transfer conveyor, and a curved guide part.

Description

Dish transfer device for dishwasher with improved flexion transfer structure

The present invention relates to a dish transport device for a dishwasher having an improved curved transport structure, and more particularly, by arranging the dishes to stand upright and passing the washing and rinsing water to the dishes in the longitudinal direction through which the washing and rinsing water is sprayed, so that the washing and rinsing water The present invention relates to a tableware transport device for a dishwasher having an improved curved transport structure for washing and rinsing foreign substances on the surface of dishes by a

In general, a dishwasher is to automatically wash and dry a large amount of tableware, for example, plates, soup bowls, plates, etc., and is mainly installed and used in large-scale restaurants or group cafeterias such as hotels, hospitals, schools, factories, military, etc.

Such a dish washing machine includes: a dish transfer device for moving the dishes to automatically wash a large amount of dishes; A spray nozzle for spraying washing and rinsing water is disposed on the surface of the dish moved in the longitudinal direction through the dish transfer device.

And, the dish transfer device includes a drive shaft; driven shaft; It is shoulder-mounted between the drive shaft and the driven shaft in the form of an endless track, is continuously pulled in one direction by rotation of the drive shaft in one direction, and is moved in one direction, and includes a dish conveying belt for arranging the dishes seated through the support fingers in an upright state, respectively. It consists of a conveyor structure.

Accordingly, the dishes seated on the tableware transport belt of the tableware transport device pass through the rinse washing section by the transport action of the tableware transport belt, and during this process, rinsing is performed by the rinsing washing water sprayed into the rinsing washing section.

However, since the dish conveying belt constituting the dish conveying device is configured to move only the rinsing washing section in a horizontally deployed state, as a result, the support fingers disposed on the dish conveying belt to support the dish at an angle are always at a constant angle. support the dishes.

Therefore, the dishes seated on the tableware transport belt always move in the rinsing washing section while maintaining a constant angle. Cleaning blind areas are inevitably generated.

Such a washing blind area may be formed by adjacent dishes or formed by a standing angle. However, if a washing blind area to which the rinsing washing water cannot reach occurs, it is difficult to achieve stable rinsing and washing of the dishes.

On the other hand, the present inventors through the Republic of Korea Patent Registration Publication No. 10-2039975 in order to overcome this problem and the drive shaft; driven shaft; It is shoulder-mounted between the drive shaft and the driven shaft in the form of an endless track, is continuously pulled in one direction by rotation of the drive shaft in one direction, and is moved in one direction, and includes a dish conveying belt for arranging the dishes seated through the support fingers in an upright state, respectively. Containing a conveyor structure,

The tableware transport belt is disposed on the movement path of the tableware transport belt and is guided to be moved by being pulled in one direction to be bent, and the tableware transport belt is bent up and down, and the support fingers for supporting the tableware are rotated in the front and rear directions to support the tableware. There has been proposed a dish transfer device for a dish washing machine further comprising a bending guide guide unit for changing an angle.

As described above, when the standing angles of the dishes are changed by the bending guide part, the dishes arranged to stand up on the transfer belt do not inevitably generate a rectangular area where the rinsing water does not reach by the adjacent dishes, so each part of the dishes The washing and rinsing water is stably sprayed on the top to enable even washing and rinsing.

However, since the curved guide guide proposed in the above designation is of a cross-sectional support type that supports only the bottom surface of the dish conveying belt, intermittently the dish conveying belt cannot be bent to be standardized, so that the dishes standing on the bent dish conveying belt are abnormal. A tilting phenomenon may be caused.

KR 10-2039975 KR 10-1253000 KR 20-0147299 KR 20-0277669 KR 10-0977943

It is an object of the present invention to bend the section of the dish conveying belt along the movement path of the dish conveying belt, so that dishes aligned to stand on the conveying belt are tilted forward and backward and exposed to washing and rinsing water at various angles to create a washing blind area In suppressing the occurrence of

An improved bending transport structure that can solve various problems caused by bending of the plate transport belt at irregular angles by improving the bending guide guide so that the bottom and top surfaces of the plate transport belt are supported at the same time To provide a dish transfer device for a dish washing machine having a.

The above object is achieved by the following configuration provided in the present invention.

A dish conveying device for a dishwasher having an improved curved conveying structure proposed as a preferred embodiment of the present invention comprises:

a dish conveying conveyor including a dish conveying belt that is shouldered between the driving shaft and the driven shaft in the form of an endless track and is pulled and moved in the longitudinal direction by rotation of the driving shaft in one direction;

and curved guide guides disposed symmetrically on both left and right sides of the dish conveying conveyor to guide the end of the link shaft of the dish conveying belt moving in the longitudinal direction in a curved manner;

The bending guide guide unit is formed between the entry section forming the entry path of the link shaft, the exit section forming the exit path of the link shafts, and the entry section and the exit section to sequentially perform upward and downward transport of the link shafts. It is characterized in that it is configured to include a pair of bending guide assemblies formed with an arcuate curved guide section formed by.

Preferably, the flexure guide assembly comprises: a base; a support guide disposed on the lower half of the base in the longitudinal direction to support the lower end of the link shaft constituting the dish transport belt;

It is disposed on the upper half of the base in the longitudinal direction and is spaced apart from the upper part of the support guide at a set interval and formed in parallel to include a cover guide for supporting the upper surface of the end of the link shaft supporting the lower surface of the end on the support guide, It is composed of a double-sided support type that supports the end of the link shaft up and down simultaneously by a support guide and a cover guide that are vertically spaced apart and parallel to the inner wall of the base.

More preferably, horizontal guide pieces forming an entry section and an exit section are formed in front and rear of the support guide and the cover guide, respectively, and arcuate guide pieces forming a bending guide section are formed between the horizontal support pieces.

In addition, the dish transport belt is composed of an annular body in which a plurality of support fingers are assembled in a link structure through a link shaft, and at both ends of each link shaft, a cover guide of the inscribed bending guide assembly and a rolling roller in rolling friction with the support guide are respectively provided. are placed

In addition, a plurality of curved guide assemblies in a set are disposed on the transport path of the dish transport belt, so that a plurality of curved transport sections are formed on the transport path of the dish transport belt.

As described above, in the present invention, by arranging a pair of bending guide assemblies on both sides of the movement path of the dish conveying belt, the dish conveying belt moving in the longitudinal direction by arranging the dishes in an upright state is performed by the bending guide assembly. In achieving vertical bending transfer, the bending guide assembly is configured as a double-sided support type that simultaneously supports the bottom and top surfaces of both ends of the link shaft formed on both sides of the dish transfer belt.

As described above, when both sides of the dish conveying belt moving in the longitudinal direction are supported on both sides by the bending guide assembly configured as a double-sided support type, the dish conveying belt has a standardized bending trajectory formed between the support guide and the cover guide constituting the bending guide assembly. The present invention provides improved washing and operation stability according to dish washing and rinsing, and improved work continuity, since problems such as tableware falling due to abnormal bending of the tableware transport belt are solved as a result. It has specificity that can be secured.

In addition, the bending guide assembly proposed in this embodiment is installed in addition to the conventional dish transfer device, and it is possible to achieve bending transfer of the dish.

1 and 2 show the overall configuration of a dish transfer device for a dishwasher proposed as a preferred embodiment of the present invention,
3 is a view showing a detailed configuration of a bending guide guide in the dish transfer device for a dishwasher proposed as a preferred embodiment of the present invention;
4 is a view showing the detailed configuration of the support fingers constituting the dish conveying device for a dishwasher proposed as a preferred embodiment of the present invention, and the dish conveying belt formed by the supporting fingers;
4 to 5 are views showing the bending of the dish conveying belt through the bending guide guide, and the forward and backward tilting of the dish through the bending guide, in the dish conveying apparatus for a dish washing machine proposed as a preferred embodiment of the present invention;
6 is an operational state diagram showing a detailed configuration of a dehydration guide part and a vibration transfer process of the dishes through the dehydration guide unit in the dish transfer device for a dish washing machine proposed as another embodiment of the present invention;
7 is a view showing a detailed configuration of a dish conveying belt in the dish conveying apparatus for a dish washing machine proposed as a preferred embodiment of the present invention;
8 is a view showing a detailed configuration of a curved guide guide integrally formed with a vibration transfer structure in the dish conveying apparatus for a dish washing machine, which is proposed as a preferred embodiment of the present invention.

Hereinafter, a dish transfer device for a dish washing machine proposed as a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 show the overall configuration of a dish transfer device for a dishwasher proposed as a preferred embodiment of the present invention, and FIG. 3 is a dish transfer device for a dish washing machine proposed as a preferred embodiment of the present invention. , shows a detailed configuration of a bending guide guide, and FIG. 4 is a detailed configuration of a support finger constituting a dish conveying device for a dishwasher proposed as a preferred embodiment of the present invention, and a dish conveying belt formed by the supporting finger. 4 to 5 show the bending of the dish conveying belt through the bending guide guide part in the dish conveying apparatus for a dish washing machine proposed as a preferred embodiment of the present invention, and the forward and backward tilting state of the dish through this. 6 is a working state diagram showing the detailed configuration of the spin-drying guide part and the vibration transport process of the dishes through the dehydration guide unit in the dish transporting apparatus for a dishwasher proposed as another embodiment of the present invention, and FIG. 7 is the present invention In the dish conveying device for a dish washing machine proposed as a preferred embodiment in , the detailed configuration of the dish conveying belt is shown. It shows the detailed configuration of the bending guide part integrally formed with the transport structure.

As shown in FIGS. 1 to 2 , in the dish transfer device 1 for a dish washing machine proposed as a preferred embodiment of the present invention, a dish supply unit 111 is formed on one side and a dish discharge unit 112 is formed on the other side. The dishes T requiring washing and rinsing are transferred along the tunnel-type washing and rinsing unit 110 in an upright state, and the washing and rinsing is sprayed through the spray nozzle unit 120 disposed in the washing and rinsing unit 110 . It is a dish aligning transport means for washing and rinsing each dish (T) by water.

The dish transfer device (1) includes a drive shaft (10); driven shaft 20 and; A plurality of support fingers 31 for supporting the dishes T to stand upright are composed of an annular assembly assembled in a link structure, and the drive shaft 10 is shouldered in the form of a caterpillar between the drive shaft 10 and the driven shaft 20. ) is composed of a conveyor structure including a dish conveying belt 30 that is moved by pulling in the longitudinal direction by one-way rotation.

As shown in FIG. 7 , the support finger 31 includes a chain link arm 31a connected to a chain link structure through a link shaft 32 and a tableware T .

In this embodiment, the support fingers 31 are connected in a chain link structure through the link shaft 32 to form an annular assembly.

Accordingly, each of the support fingers 31 constituting the dish transfer belt 30 supports the dishes T to stand up at a set angle, and the washing and rinsing water sprayed on the surface of the tableware T The foreign substances removed from the surface of the tableware (T) are quickly drained to the lower part by their own weight.

That is, the dishes T supported by standing up by the respective support fingers 31 of the dish transfer belt 30 by the worker in the dish supply unit 111 are pulled from the dish supply unit 111 to the dish discharge unit 112 . while moving, rinsing and washing of the detergent or foreign substances remaining on the surface is achieved by the rinsing washing water sprayed through the spray nozzle unit 120 provided in the washing and rinsing unit 110 .

At this time, since the dishes T, which are washed and rinsed by the washing and rinsing water, are erected and supported by the support fingers 31, so that the washing and rinsing water sprayed on the surface and foreign substances are discharged.

Meanwhile, in the present invention, in implementing the dish transfer device 1 for a dish washing machine, the dish conveying belt 30 is located on the movement path of the dish conveying belt 30 passing through the tunnel-type washing tub 101 in the longitudinal direction. ) by arranging the bending guide part 40 for inducing the bending transfer of the dishes (T) to stand up, the dish transport belt 30 is bent upward and downward by the bending guide part 40 to stand up. It promotes forward and backward tilting of the arranged dishes (T).

As described above, when the dishes T are tilted in the front and rear directions, washing and rinsing water is sprayed on the surface of each of the dishes T at various angles to ensure stable washing and rinsing of the surface of the dishes without generating a washing dead area where the washing and rinsing water does not reach. this is accomplished

In particular, in the present invention, the bending guide part 40 is improved to support both the bottom and top surfaces of the dish conveying belt 30 at the same time so that upward and downward bending transport is promoted in a restrained state, thereby supporting only the conventional bottom surface. As the tableware transport belt is bent at an abnormal angle by the one-sided support-type bending guide guide, the tableware tilts back and forth at an abnormal angle to prevent a phenomenon such as falling over on the tableware transport belt.

The bending guide guide part 40 proposed in this embodiment, as shown in FIGS. 2 to 5 , the access road R1 and the link shaft 32 that form the entry path at both ends of the link shaft 32 are advanced. An exit path (R2) forming a path, and an arcuate curved guide path ( R3) includes a pair of flexure guide assemblies 40A, 40B formed thereon.

Preferably, the bending guide assemblies 40A, 40B include a base 41; a support guide 42 disposed inside the lower half of the base 41 in the longitudinal direction to support the bottom surface of the end of the link shaft 32 constituting the dish transport belt 30; The link shaft 32 arranged in the longitudinal direction inside the upper half of the base 41 and spaced apart from the upper part of the support guide 42 in parallel at a set interval, the end bottom surface of which is supported by the support guide 42 . ) is configured to include a cover guide 43 that simultaneously supports the upper surface of the end, and is configured as a double-sided support type that simultaneously supports the lower surface and upper surface of the link shaft 32 end of the tableware transfer belt 30 requiring bending transfer .

Accordingly, between the support guide 42 and the cover guide 43 arranged to be vertically spaced apart, an access road R1, a curved guide path R3, and an exit path R2 are sequentially formed.

At this time, the support guide 42 and the cover guide 43 are provided with horizontal guide pieces 42a and 42b that form an access road R1 and an exit route R2 at the front and rear sides, respectively, and the horizontal guide piece 42a , 42b), an arcuate bending guide piece 42c forming the bending guide path R3 is formed.

In addition, the base 41 constituting the bending guide assemblies 40A and 40B may be provided separately, but may be implemented with the inner wall of the tunnel-type washing tub 101 surrounding the outside of the dish transport belt 30 . It is possible.

In addition, in this embodiment, at both ends of each link shaft 32 constituting the dish transfer belt 30, rolling friction is performed with the support guide 42 and the cover guide 43 of the bending guide assemblies 40A and 40B. By disposing the rolling rollers 33, the occurrence of friction between the tableware conveying belt 30 and the bending guide assemblies 40A and 40B, which are guided and moved by the bending guide assemblies 40A and 40B, is minimized, and the physical interaction between them is minimized. The phosphorus damage is minimized, and the load on the dish transfer device 1 due to friction is minimized.

Accordingly, the tableware transport belt 30, which aligns the dishes T in an upright state through the support fingers 31 and moves in the longitudinal direction, includes the support guides 42 constituting the bending guide assemblies 40A and 40B. The upward and downward transfers are implemented while supporting the bottom and upper surfaces of both ends of the link shaft 32 on which the rolling roller 33 is disposed and the cover guide 43, respectively.

In this process, the dishes T, which are erected and aligned on the dish transfer belt 30 , are tilted forward and backward at a set angle, and the washing and rinsing water sprayed through the spray nozzle unit 120 is uniformly sprayed.

As in the present embodiment, the bending guide part 40 composed of the double-sided support type bending guide assemblies 40A and 40B simultaneously supports the bottom and top surfaces of the tableware conveying belt 30 requiring bending and conveying on both sides. Therefore, it is possible to solve various problems such as the conventional dish conveying belt is bent abnormally and the dish is tilted at an abnormal angle and falls on the dish conveying belt.

In addition, in the present invention, the dish conveying belt 30 is vibrated up and down in the path of the curved guide guide 40 or the dish discharge unit 112 through which the dishes T after rinsing and washing are discharged. A spin-drying guide unit 50 for dehydrating the dishes arranged by standing on the dish transfer belt is added.

Here, the spin-drying guide part 50 may be formed to extend to the bending guide part 40 as shown in FIGS. 2, 6 and 8 , or may be formed separately so as to be disposed on the movement path of the dish transport belt 30 . It may be arranged in addition to a point requiring dehydration of the tableware (T).

The dewatering guide part 50 is configured in a form in which a plurality of vibration forming protrusions 51 are formed on at least a support surface.

Accordingly, when the end of the link shaft 32 of the dish conveying belt 30 physically interferes with the vibration forming protrusions 51 formed on the spin-drying guide unit 50 and vibrates, the dish conveying belt 30 is Vibration of the standing and aligned dishes T is achieved.

Preferably, the vibration forming protrusion 51 forms an inclined surface 51a in an entry direction into which the end of the link shaft 32 of the dish transport belt 30 enters, and an inclined surface 51b is formed in the exit direction. It is composed of induction type.

With this configuration, the dish conveying belt 30 moving in the longitudinal direction vibrates repeatedly while passing through the vibration guide assembly 51, and the dish (T) that is seated on the dish conveying belt and moves in the longitudinal direction by this vibration. ) to achieve stable dehydration.

1. Dishwasher transfer device for dishwasher
10. Drive shaft 20. Drive shaft
30. Dishes transfer belt 31. Support finger
31a. chain link arm 31b. tableware support
32. Link shaft 33. Rolling roller
40. Flexural guide portion 40A, 40B. flex guide assembly
41. Base 42. Support Guide
42a. Horizontal guide piece (entry side) 42b. Horizontal guide piece (advance side)
42c. arched guide piece
43. Cover guide 43a. Horizontal guide piece (entry side)
43b. Horizontal guide piece (exit side) 43c. arched guide piece
50. Bending guide part
51a. slope 51b. step surface
R1. Driveway R2. way out
R3. bend guide way
100. Dishwasher 101. Tunnel-type washing tank
110. Washing and rinsing section 111. Dishes supply section
112. Discharge of dishes
120. Spray nozzle part T. Tableware

Claims (4)

a dish conveying conveyor including a dish conveying belt that is shouldered between the driving shaft and the driven shaft in the form of an endless track and is pulled and moved in the longitudinal direction by rotation of the driving shaft in one direction;
and curved guide guides disposed symmetrically on both left and right sides of the dish conveying conveyor to guide the end of the link shaft of the dish conveying belt moving in the longitudinal direction in a curved manner;
The bending guide guide unit is formed between the entry section forming the entry path of the link shaft, the exit section forming the exit path of the link shafts, and the entry section and the exit section to sequentially perform upward and downward transport of the link shafts. A dish transport device for a dishwasher having an improved curved transport structure, characterized in that it includes a pair of curved guide assemblies having an arcuate curved guide section formed by The flexural guide assembly of claim 1, wherein the flexure guide assembly comprises: a base; a support guide disposed on the lower half of the base in the longitudinal direction to support the lower end of the link shaft constituting the dish transport belt;
It is disposed on the upper half of the base in the longitudinal direction and is spaced apart from the upper part of the support guide at a set interval and formed in parallel to include a cover guide for supporting the upper surface of the end of the link shaft supporting the lower surface of the end on the support guide, A tableware transport device for a dishwasher having an improved bending transport structure, characterized in that it has a double-sided support type that supports the end of the link shaft up and down at the same time by a support guide and a cover guide that are vertically spaced apart and parallel to the inner wall of the base. [Claim 3] The method of claim 2, wherein the support guide and the cover guide have horizontal guide pieces forming an entry section and an exit section at the front and rear, respectively, and arcuate guide pieces forming a bending guide section are formed between the horizontal support pieces. A tableware transport device for a dishwasher having an improved curved transport structure. According to claim 3, wherein the tableware transport belt is composed of a plurality of support fingers are assembled in a link structure through a link shaft, both ends of each of the link shafts are in rolling friction with the cover guide and the support guide of the bending guide assembly inscribed. A dish conveying apparatus for a dishwasher having an improved curved conveying structure, characterized in that rolling rollers are disposed respectively.

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