JP6495061B2 - Pizza kiln - Google Patents

Description

  The present invention relates to a pizza kiln, and more particularly to a gas-type pizza kiln.

  In a gas-type pizza kiln, a gas burner is generally installed on the side of the heating chamber, the heating chamber is heated, and thereby the pizza is baked. This is because when a gas burner is installed in the back of the front of the heating chamber, the heated air moves forward along the ceiling wall and easily flows out of the front opening, which is the entrance of the pizza, to the outside. This is because it becomes difficult to sufficiently heat. That is, it is important to keep hot air in the heating chamber as much as possible.

The applicants of the present application, as a pizza kiln using a gas burner as a heat source, formed a double part from the ceiling wall to the side wall to form an exhaust space between them, and heated the lower end of one side of this exhaust space. Developed a pizza kiln with a gas burner installed on the other side of the heating chamber, forming an exhaust inlet opening to the chamber, and an exhaust outlet opening to the outside at an appropriate location in the exhaust space. (Patent Document 1).
According to this pizza kiln, the hot air heated by the gas burner rises from the side of the heating chamber to the ceiling in the heating chamber, descends from the ceiling along the inner surface of the ceiling wall and the inner surface of the side wall, It is introduced into the exhaust space from the opening at the side, and discharged from the exhaust outlet to the outside. Therefore, hot air can be efficiently used for heating in the heating chamber, and the heating chamber can be uniformly heated in a short time to obtain a desired baked pizza.

JP 2003-235436 A

  By the way, in recent years, restaurants and the like that provide pizzas have shown a process of baking pizzas in an open kitchen with the aim of producing effects. At this time, since the flame that burns pizza can be seen from the front opening that is the pizza inlet, it is excellent in terms of display effect, so a pizza kiln with a gas burner installed in the back of the front has been strongly desired .

  The present invention has been made to cope with the above-mentioned demands, and its purpose is to install a gas burner at the back of the front face to provide a pizza kiln having an excellent display effect, and to generate hot air heated by the gas burner. The purpose is to propose a pizza kiln that can be used efficiently and heated uniformly in a short time.

In order to achieve the above object, the present invention is a pizza kiln described in the following [1] to [ 6 ].
[1] A pizza kiln having a dome-shaped shell formed of bricks, having a pizza inlet opening and removing a pizza on the front side thereof, and a gas burner disposed on the inner side facing the pizza inlet A rectifying plate for guiding the hot air heated by the gas burner to the inside is provided around the inside of the pizza inlet, and the rectifying plate is disposed horizontally on the inner upper portion of the pizza inlet, and A pizza kiln characterized by being provided vertically on both sides of the inside of the pizza slot .
[ 2 ] The rectifying plate provided vertically on both inner side portions of the pizza inlet has a length of 1/3 to 2/3 of the height of the pizza inlet, and the pizza from the lower end of the pizza inlet. The pizza kiln described in [ 1 ] above, which is provided with an interval of 1/3 to 2/3 of the height of the inlet.
[ 3 ] Described in [1] or [2] above, wherein a concave groove is formed in the front inner surface of the dome-shaped shell formed of the brick toward the pizza inlet. Pizza kiln.
[ 4 ] The pizza kiln as described in [ 3 ] above, wherein the rectifying plate is provided at a tip of the concave groove.
[ 5 ] The pizza kiln according to any one of the above [1] to [ 4 ], wherein the dome-shaped shell formed of the brick is formed thicker toward the top.
[ 6 ] The pizza kiln according to any one of the above [1] to [ 5 ], wherein the dome-shaped shell formed of the brick is formed thicker toward the front.

  According to the pizza kiln according to the present invention, since the gas burner is arranged at the back of the opening that is the pizza inlet, that is, the front back, the flame for baking pizza can be seen through the pizza inlet, and the display effect is high. It will be a thing. In addition, a baffle plate that guides the hot air heated by the gas burner to the inside is provided around the inside of the pizza inlet, so that the hot air can be efficiently used for heating in the heating chamber, and the heating chamber can be used for a short time. Thus, the pizza can be baked satisfactorily.

It is the front view which showed one Embodiment of the kiln for pizza which concerns on this invention. It is a cross-sectional view of the heating chamber portion of the pizza kiln shown in FIG. It is a longitudinal cross-sectional view of the heating chamber part of the pizza kiln shown in FIG. It is the perspective view which looked at the pizza insertion slot vicinity of the pizza kiln shown in FIG. 1 from the inner side.

  Hereinafter, embodiments of a pizza kiln according to the present invention will be described in detail with reference to the drawings.

  The appearance of the pizza kiln 1 according to the present invention is formed in a substantially cylindrical body 3 whose upper part is closed by a dome-shaped top plate 2 as shown in FIG. A pizza inlet 4 for taking in and out pizza is formed, and a guide plate 5 for projecting and removing pizza is provided at the lower end of the pizza inlet 4. In addition, a control panel 6 for controlling the ignition and heating power of the gas burner is disposed in the front middle stage, and a door 7 for installing a gas cylinder and repairing and replacing the gas burner is installed in the lower stage. Yes. Further, an exhaust tube 8 protrudes from the top of the dome-shaped top plate 2, and an intake hole 9 is formed at an appropriate position of the substantially cylindrical body 3.

  2 and 3, the pizza kiln 1 has a dome-shaped shell 10 formed of bricks inside the dome-shaped top plate 2, and the top plate 2 and the shell. An exhaust passage 11 is formed between the two. On the front side of the dome-shaped shell 10, the pizza inlet 4 for taking in and out pizza is formed, and an exhaust inlet 12 communicating with the exhaust passage 11 is formed on the outer side of the pizza inlet 4. In addition, the hearth 13 is formed of bricks, and a gas burner opening 14 is formed in the back of the hearth 13 facing the pizza inlet 4 through which the pizza is put in and out, and the gas burner opening 14 is opened to the gas burner from below. 15 is inserted and arranged. The combustion of the gas burner 15 is controlled by the operation of the control panel 6 described above.

  A rectifying plate 16 is provided around the inside of the pizza inlet 4 formed in the dome-shaped shell 10 to guide the hot air heated by the gas burner 15 to the inside (heating chamber). As shown in FIG. 4, the rectifying plate 16 includes a rectifying plate 16 a provided horizontally on the inner upper portion of the pizza inlet 4, and a rectifying plate provided vertically on both inner sides of the pizza inlet 4. 16b, 16b. The rectifying plates 16b and 16b provided vertically on both inner sides of the pizza inlet 4 are 1/3 to 2/3 the height of the pizza inlet 4, more preferably 2/5 to 3 / 5, and is provided at a distance of 1/3 to 2/3 of the height of the pizza inlet from the lower end of the pizza inlet, more preferably 2/5 to 3/5. Yes.

  The dome-shaped shell 10 formed of the above-mentioned bricks is thicker toward the upper side (the upper maximum thickness is 1.5 to 2.2 times the lower minimum thickness, more preferably 1.7 to 2.0 times) and thicker toward the front (average thickness of the front is 1.5 to 2.5 times, more preferably 1.7 to 2.2 times the average thickness of the rear). Yes. Specifically, in the pizza kiln 1 according to the illustrated embodiment, the shell body 10 is formed by assembling a plurality of members, and the brick 10a forming the rear portion is upward from 65 mm to 110 mm. The brick 10b that forms the front portion is formed with a thickness of about 150 mm. The hearth 13 is formed by stacking two 65 mm bricks 13a and 13b.

  Further, a concave groove 17 is formed in the front inner surface of the dome-shaped shell body 10 formed of bricks toward the pizza inlet 4, and the above-described rectifying plate 16 (16 a) is formed at the tip of the concave groove 17. Is provided. The concave groove 17 is formed to smoothly guide the hot air heated by the gas burner 15 to the current plate 16 (16a). In the pizza kiln 1 according to the illustrated embodiment, the width is about 200 mm, It is formed in the concave groove 17 having a depth of about 30 mm.

  In the pizza kiln 1 according to the present invention configured as described above, the gas burner 15 is disposed at the back of the opening that is the pizza inlet 4, that is, at the back of the front, so as shown in FIG. The burning flame can be seen through the pizza slot 4 and the display effect is high. Moreover, since the baffle plate 16 which guides the hot air heated by the said gas burner 15 inward is provided in the inner periphery of the pizza inlet 4, the hot air heated by the gas burner 15 is shown in FIG. As shown, the dome-shaped shell 10 ascends to the inner surface of the ceiling wall, then descends along the inner surface of the side wall and the inner surface of the front wall, and is returned to the inside again by colliding with the rectifying plate 16. After being sufficiently contributed to the heating of the pizza, it is pushed out from the lower portion of the pizza inlet 4 and is discharged from the exhaust pipe 8 through the exhaust inlet 11 through the exhaust passage 11. Therefore, the heating chamber can be heated uniformly in a short time, and the energy saving effect is high.

  In particular, in the pizza kiln 1 according to the above-described embodiment, the concave groove 17 is formed on the front inner surface of the dome-shaped shell 10 formed of bricks toward the pizza inlet 4, Since the rectifying plate 16 described above is provided at the tip, a flow of airflow that leads the hot air heated by the gas burner 15 inward again is formed remarkably, and the action of keeping the hot air in the heating chamber is high. Become. In addition, since the dome-shaped shell 10 formed of bricks is thicker toward the top and thicker toward the front, it can be formed into a shell 10 that is lightweight but has a high heat storage effect, The heating chamber can be heated without unevenness.

  In the pizza kiln, the temperature unevenness is a temperature distribution such as a high temperature portion or a low temperature portion in the kiln. This temperature distribution becomes a strength distribution of the degree of baking of the pizza and causes uneven baking. In order to eliminate pizza baking unevenness, after understanding the strength distribution in the kiln, the baking operator can use the pizza parlor to change the position of the pizza in the kiln, rotate the pizza, etc. It was necessary to sinter and fire, and the work required skill. However, in the pizza kiln according to the present invention, since the temperature unevenness in the heating chamber is small as described above, a pizza having a desired baking condition can be easily obtained without being an expert. .

  As described above, the embodiment of the pizza kiln according to the present invention has been described, but the present invention is not limited to the pizza kiln according to the above-described embodiment, and the pizza kiln described in the claims. It goes without saying that various modifications and changes can be made within the scope.

  The pizza kiln according to the present invention has an excellent display effect and can uniformly heat the heating chamber in a short time. Therefore, the pizza kiln has a high energy-saving effect and can be easily baked to a desired degree even if it is not an expert. Therefore, it can be suitably used not only in pizza specialty stores but also in general restaurants.

DESCRIPTION OF SYMBOLS 1 Kiln for pizza 2 Top plate 3 Body part 4 Pizza insertion port 5 Guide plate 6 Control panel 7 Door 8 Exhaust pipe 9 Intake hole 10, 10a, 10b Shell body 11 Exhaust passage 12 Exhaust inlet 13, 13, a, 13b Furnace 14 Gas burner opening 15 Gas burner 16, 16a, 16b Current plate 17 Concave groove

Claims (6)

A pizza kiln having a dome-shaped shell formed of bricks, in which a pizza inlet is formed on the front side of the pizza, and a gas burner is disposed on the back side facing the pizza inlet. A rectifying plate that guides hot air heated by the gas burner to the inside is provided around the inside of the pizza inlet, and the rectifying plate is provided horizontally on the inner upper portion of the pizza inlet and the pizza inlet. A pizza kiln characterized by being provided vertically on both inner sides of the mouth . The baffle plates provided vertically on both inner sides of the pizza inlet have a length of 1/3 to 2/3 of the height of the pizza inlet, and the pizza inlet has a length from the lower end of the pizza inlet. The pizza kiln according to claim 1, wherein the pizza kiln is provided with an interval of 1/3 to 2/3 of the height . The pizza kiln according to claim 1 or 2, wherein a concave groove is formed on a front inner surface of the dome-shaped shell formed of the brick toward the pizza inlet . The pizza kiln according to claim 3 , wherein the rectifying plate is provided at a tip of the concave groove . The pizza kiln according to any one of claims 1 to 4 , wherein the dome-shaped shell formed of the brick is formed to have a thicker thickness toward the upper side . The pizza kiln according to any one of claims 1 to 5, wherein the dome-shaped shell formed of the brick is formed to have a thicker thickness toward the front .

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