JPH0135705Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) This invention relates to the front panel structure of the washing chamber hood in a dishwasher. The front of the cleaning room hood can be opened widely to make it easier to inspect the driving parts such as the belt conveyor inside the cleaning room hood and to clean the inside of the hood. The structure of the front panel of the washing chamber hood in a dishwasher is designed to ensure watertightness between the washing chamber hood and the support frame, and eliminate any room for sewage to accumulate on the front panel, allowing for safe and hygienic handling of the washing chamber hood. It is about providing.

(Prior Art and Its Disadvantages) Conventionally, it is well known that a dishwasher has a structure in which a washing chamber hood is mounted on a support frame and dishes, etc. are washed within this washing chamber hood by jetting washing water. There is.

A part of the front wall of the washing chamber hood of such a dishwasher is equipped with an inspection lid that can be opened and closed, and this inspection lid can be removed to inspect the equipment inside the washing chamber hood or to check dirt and grime accumulated in the washing chamber hood. I was able to remove some trash etc.

However, in such dishwashers, the inspection lid is only installed on a part of the front wall of the washing chamber hood, so the front side of the washing chamber hood cannot be opened wide, making it difficult to inspect and clean the inside of the washing chamber hood. could not be done easily.

Therefore, the front of the cleaning room hood is opened wide, and a front panel is removably attached to this open front. By removing this front panel, the front of the cleaning room hood is opened wide, and inspection inside the cleaning room is carried out. Dishwashers that facilitate cleaning are also known.

As such a dishwasher, there are those shown in FIGS. 12 to 13.

This conventional dishwasher a has a front panel e removably attached to the front of a washing chamber hood d installed over a drainage tank b and across a conveyor c.
The details of the structure for attaching and detaching the front panel e to the washing chamber hood d of the dishwasher a are as follows.

That is, the front panel e has a circumferential plate g formed around a rectangular surface plate f, with an engagement portion h folded back in a U-shape hanging from the tip of the upper circumferential plate g, and a tip edge of the lower circumferential plate g. A hanging piece i is formed.

On the other hand, the cleaning chamber hood d has an engagement receiving portion k bent back in a U-shape hanging from the tip of the top plate j.

To attach the front panel e of the cleaning chamber hood d, engage the engagement portion h of the upper part of the front panel e with the engagement receiving portion k of the cleaning chamber hood d, and
Along the inner corner b' of the upper edge of the drain tank b, the lower peripheral plate g of the front panel e and the hanging piece i are brought into contact with each other.

However, in such conventional dishwashers, the engaging part h formed on the upper part of the front panel e is folded back in a U-shape, as described above, so that dirty washing water and dirt e can get inside. It is unsanitary and easy to cause rust generation, and when a worker removes the front panel e to clean the washing room, the cleaning water that collects in the engaging part h may cause the worker to It was difficult to handle as there was a risk of exposure.

On the other hand, since the hanging piece c formed at the lower part of the front panel e only contacts the inner corner b' of the upper edge of the drain tank b, the lower part of the front panel e is in contact with the inner side of the cleaning chamber hood d. There is no stopping means at all, and the lower part of this front panel e moves toward the inside of the cleaning room hood d at various times during use, causing the front panel e to incline, causing the peripheral plate g and hanging piece i at the lower part of the front panel e to move. A gap m is formed between the inner corner b' of the upper edge of the drain tank b, and dirty water such as cleaning water gushes out from this gap m and splashes on the worker, making it unclean. It also had the disadvantage of being extremely dangerous if it came into contact with someone else.

(Means for solving the disadvantages) In this invention, the front surface of the washing chamber hood mounted on the support frame is opened, and the front surface of the washing chamber hood is covered with a detachable front panel. In this front panel, the square of the rectangular face plate is a folding frame, and the top edge of the folding frame is an L-shaped frame so that a hanging piece is formed.
In addition, the folding frame at the bottom has a locking pin installed vertically, and the hanging part formed on the front edge of the top panel of the cleaning chamber hood is attached to an L-shaped receiving bracket horizontally suspended on the support frame in the cleaning chamber hood. The hanging piece of the upper frame of the front panel is engaged and supported in the engagement gap formed between the hanging part of the top plate and the upright piece of the receiving metal fitting. A locking pin vertically installed on the lower folding frame of the front panel is inserted into the matching hole, an inspection window is opened in the center of the front panel, and an inspection door is attached to the inspection window so that it can be opened and closed. The inspection door has a rectangular shape with a horizontal engagement protrusion formed on its upper edge, and the periphery of the inspection window on the front panel has U-shaped guide materials on the left and right and at the bottom to guide the slide of the inspection door. The tableware includes a receiving member and a stepped portion formed at the upper portion thereof to receive the locking protrusion of the inspection door, and the inspecting door is locked to the front panel by the guide material, the receiving member, and the stepped portion. The above drawbacks are solved by providing a front panel structure for a washing chamber hood in a washing machine.

(Example) An embodiment of this invention will be described in detail based on the drawings.

Fig. 1 is a front view of the front panel according to this embodiment, Fig. 2 is a rear view of the front panel, Fig. 3 is a plan view of the front panel, Fig. 4 is a cross-sectional view, and Fig. 5 is a plan view of the front panel.
Figure 6 is a rear view of the inspection door of the same embodiment, Figure 6 is a side view of the inspection door, Figure 7 is a vertical sectional view of the main part of the same embodiment, and Figures 8 and 9 are of the dishwasher according to the same embodiment. Front view,
Figure 10 is an explanatory diagram of the internal structure of the dishwasher,
Figure 1 is an explanatory diagram of the dishwasher with the inspection door removed from the washing chamber hood.

In the figure, 1 indicates a dishwasher.

In the dishwasher 1 shown in FIG. 8, a washing chamber hood 3 with a downward opening is mounted on a support frame 2 with an upward opening.

The dishwasher 1 may have the structure shown in FIG. 9, in which the structures shown in FIG. 8 are arranged in series.

As shown in FIG. 10, this dishwasher 1 has a conveyor 4 stretched over the top within a support frame 2, a washing chamber hood 5 disposed below it, and a washing water storage tank 6 below it. It is arranged.

Inside the cleaning chamber hood 3, a cleaning water pipe 7 facing the clean water injection pipe 5 is disposed at the upper part.

As shown in FIG. 11, the cleaning chamber hood 3 has an open front side, and this open front side is covered with a detachable front panel 8.

As shown in FIGS. 1 to 4 and 7, the front panel 8 has folded frames 1 around the four circumferences of a rectangular surface plate 9.
0 is provided, and a hanging piece 1 is provided at the tip of the upper frame 10-1.
1 is formed into an L-shaped frame, and the lower frame 10
-2 has a receiving surface 20 left in the front part and is bent into a rectangular shape from the middle part in the front-rear direction to form an engagement protrusion 12;
A locking pin 13 is provided vertically on the receiving surface 20.

On the other hand, in the cleaning chamber hood 3, as shown in FIG. 7, the top plate 14 has an L-shaped hanging portion 15 formed at the tip edge thereof.

An L-shaped receiving fitting 17 is horizontally suspended in the washing room hood 3 via a support 16, and the upper part of the front panel 8 is placed between the upright piece 18 of this receiving fitting 17 and the hanging portion 15 of the top plate 14. An engagement gap 19 is formed in which the hanging piece 11 formed in the engagement gap 19 is inserted.

An engagement hole 21 that engages with the engagement protrusion 12 is formed in the upper edge of the support frame 2 .

In this invention, an inspection window 22 is opened in the center of the front panel 8, and an inspection door 23 is attached to the inspection window 22 so as to be openable and closable.

The inspection door 23 is formed in a rectangular shape as shown in FIGS. 5 and 6, and has a horizontal engagement protrusion 24 formed on its upper edge and is supported by a frame member at a forward protruding position in the center. Peep window 23' made of transparent material such as glass
is formed.

As shown in FIGS. 3 and 4, on the front side of the peripheral edge of the inspection window 22, a U-shaped guide member 25 for guiding the slide of the inspection door 23 from side to side is provided below the inspection door 23. U-shaped receiving material 2 for receiving the edge
6 has a stepped portion 27 formed at the upper portion thereof to receive the locking protrusion 24 of the inspection door 23.

The embodiment of this invention is constructed as described above, and as shown in FIG.
8 is stored in a rack 29, and this rack 29 is carried into the washing chamber hood 3 via the conveyor 4, and the dishes 28 are washed by spraying the washing liquid from the washing liquid injection pipes 5 and 7.

When washing the tableware 28, the front panel 8 is attached to cover the front surface of the washing room hood 3.
The upper part of the front panel 8 is mounted and supported by inserting the hanging piece 11 into the gap 19 between the hanging part 15 of the top plate 14 and the receiving fitting 17, as shown in FIG. The watertightness between the upper part of the front panel 8 and the top plate 14 is high, and since the front panel 8 is formed with a flat hanging piece 11, there is no room for cleaning liquid or dirt to accumulate on it, making it sanitary. , there is no fear of rust formation.

Furthermore, since the lower part of the front panel 8 is mounted and supported by engaging with the inner corner of the support frame 2 via the engaging protrusion 12 and the receiving surface 20, the lower part of the front panel 8 and the support frame 2 are connected to each other. The locking pin 13 at the bottom of the front panel 8 is connected to the receiving surface 2 of the support frame 2.
Since it is engaged with the engagement hole 21 of 0, there is no misalignment of the lower part of the front panel 8, and the front panel 8 and the support frame 2
This ensures watertightness between the

When the inspection door 23 is attached to the front panel 8, the left and right edges of the inspection door 23 are engaged with the guide material 25, the lower edge is engaged with the receiving material 26, and the engagement protrusion 24 on the upper edge is engaged with the front panel 8. Since it is engaged with the stepped portion 27 of
The watertightness between the inspection door 22 and the front panel 8 is high.

As described above, the watertightness between the washing room hood 3, the support frame 2, and the front panel 8 is high, and the watertightness between the front panel 8 and the inspection door 23 is also high, so that the dishes 28 can be stored inside the washing room hood 3. Even when the cleaning liquid is sprayed for cleaning, the cleaning liquid does not leak out of the washing chamber hood 3, and there is no fear that the cleaning liquid will splash onto workers near the dishwasher 11, making handling convenient.

Also, remove the front panel 8 and remove the washing room hood 3.
There are times when the interior is cleaned, but as mentioned above, only the hanging piece 11 is formed on the top of the front panel 8, so there is no room for cleaning water or dirt to accumulate on the top of the front panel 8, and it is difficult to clean the inside of the front panel 8. Thus, when removing the front panel 8, the operator will not be exposed to cleaning water or dirt.

(Effects) This invention is a dishwasher in which the front of the washing chamber hood mounted on a support frame is open and the front of this washing chamber hood is covered with a removable front panel. The four circumferences of the surface plate are folded frames, and the tip edge of the upper frame of this folded frame is an L-shaped frame so that a hanging piece is formed, and the lower folded frame has a locking pin vertically attached to the washing room hood. The hanging part formed on the front edge of the top plate panel is supported by an L-shaped support fitting horizontally suspended on a support frame in the cleaning room hood, and the hanging part of the top plate and this support fitting stand upright. A hanging piece of the upper frame of the front panel is engaged and supported in the engagement gap formed between the upper frame and the lower folding frame of the front panel, and a locking piece is provided vertically to the lower folding frame of the front panel in the engagement hole of the lower support frame. The pin is inserted, an inspection window is opened in the center of this front panel, and an inspection door is attached to this inspection window so that it can be opened and closed freely.
This inspection door has a rectangular shape with a horizontal engagement protrusion formed on the upper edge, and the peripheral edge of the inspection window on the front panel has U-shaped guide materials on the left and right and at the bottom to guide the slide of the inspection door. and a receiving member, and a stepped portion is formed on the upper portion thereof to receive the locking protrusion of the inspection door, and the inspection door is locked to the front panel by the guide material, the receiving member, and the stepped portion. Since this relates to the front panel structure of the washing chamber hood in a dishwasher, the upper part of the front panel is supported by inserting the hanging piece into the engagement gap between the hanging part of the top plate and the upright piece of the receiving metal fitting. The watertightness between the upper part of the front panel and the top plate is high, and the mounting support of the lower part of the front panel is achieved by connecting the engaging pin vertically installed at the lower part of the front panel and the engaging hole in the support frame. Since the engagement is secure and there is no slippage, the watertightness between the bottom of the panel and the support frame is high.
There is no fear that the cleaning water sprayed in the cleaning chamber hood will spout out, and there is an effect that handling is easy and worker safety can be ensured.

In addition, since only a hanging piece is formed at the top of the front panel, there is no room for cleaning water or dirt to accumulate on the top of the front panel. This has the advantage of being easy to handle without the risk of getting dirty or covered with dirt.

In addition, since the inspection door is secured to the front panel by the guide material, the support material, and the step, the inspection door is highly watertight to the front panel. There is no risk of washing water spouting out, it is easy to handle, and the safety of workers can be ensured.

[Brief explanation of drawings]

Figure 1 is a front view of the front panel according to this embodiment, Figure 2 is a rear view of the front panel, Figure 3 is a plan view of the front panel, Figure 4 is a - sectional view, and Figure 5 is the same. FIG. 6 is a rear view of the inspection door of the embodiment, FIG. 6 is a side view of the inspection door, FIG. 7 is a vertical sectional view of the main part of the embodiment, and FIGS. 8 and 9 are a front view of the dishwasher according to the embodiment.
Figure 10 is an explanatory diagram of the internal structure of the dishwasher,
FIG. 1 is an explanatory view of the dishwasher with the inspection door removed from the washing chamber hood, and FIGS. 12 and 13 are explanatory views of the conventional dishwasher. 1...Dishwasher, 2...Support frame, 3...Cleaning room hood, 4...Front panel, 9...Surface plate, 1
0...Folding frame, 10-1...Top frame, 10-
2... lower frame, 11... hanging piece, 13... locking pin, 14... top plate, 15... hanging part, 17... receiving metal fitting, 18... standing piece, 19... engagement gap, 2
1...Engagement hole, 22...Inspection window, 23...Inspection door, 25...Guide material, 26...Receiving material, 27...
...Danbe.

Claims (1)

[Scope of utility model registration request] In a dishwasher in which the front of the washing chamber hood mounted on a support frame is open and the front of the washing chamber hood is covered with a removable front panel, this front panel has a rectangular surface plate whose four circumferences are folded back. The top edge of the folded frame is an L-shaped frame so that a hanging piece is formed, and the lower folded frame is provided with a locking pin hanging from the front edge of the top panel of the cleaning room hood. The hanging part formed in the top plate is supported by an L-shaped receiving fitting horizontally suspended on a support frame in the cleaning room hood, and is formed between the hanging part of the top plate and the upright piece of this receiving fitting. A hanging piece of the upper frame of the front panel is engaged and supported in the engagement gap, and a locking pin vertically provided on the lower folding frame of the front panel is engaged in the engagement hole of the lower support frame, An inspection window is opened in the center of this front panel, and an inspection door is attached to this inspection window so that it can be opened and closed freely. On the periphery of the inspection window, there are U-shaped guide members and receivers on the left and right and at the bottom for guiding the sliding of the inspection door, and on the upper part there is a stepped part for receiving the locking protrusion of the inspection door. A front panel structure of a washing chamber hood in a dishwasher, wherein the inspection door is secured to the front panel by a guide member, a receiving member, and a stepped portion.