JP3840234B2 - Rotary gas furnace - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a rotary gas furnace that can obtain an effective heating and stirring action according to various cooking methods such as boiling, kneading, frying, and other cooking methods.

No. 7-14722, Japanese Patent No. 2775992, Japanese Patent No. 2883559, and Japanese Patent No. 2950509 proposed by the applicant of the present invention include a double heat insulation from a non-heat storage heat insulating layer that is easy to heat and cool, such as ceramic fiber. A gas direct-fired furnace with a structure is described, and this is considered to be the publicly known technique that most closely approximates the present invention.
Japanese Utility Model Publication No. 7-14722 Japanese Patent No. 2759092 Japanese Patent No. 2883559 Japanese Patent No. 2950509 Japanese Patent No. 3418936

  However, the gas direct-fired oven of the above-mentioned known technology is installed and fixed on the work floor, and is not rotated during heating with the gas burner, but the stirring action of the ingredients is inserted from above the bowl pan. As a result of relying solely on the rotational movement, the stirring action of the ingredients cannot be spread over the entire interior of the bowl pan in a short time, and the ingredients are inevitably stirred around the periphery. In addition to leakage, there are problems with poor thermal efficiency.

  On the other hand, Patent No. 3418936 proposed by the applicant of the present invention discloses a food frying device provided with a horizontal rotation drive mechanism (B) and a tipping action mechanism (C) of a ball pan (A). The heater (D) consists of an electromagnetic induction heating coil (33) and is not a gas burner, so it can be used for various types of rice cakes, creams, creams, fried noodles, fried rice, etc. It is unsuitable for cooking that stirs and stirs high-viscosity ingredients such as chocolate and carrero due to heating power and required time.

  In addition, the storage box (3) of the bowl pan horizontal rotation drive mechanism (B) corresponding to the furnace of the present invention has a horizontal rotation support shaft (4a) (4a) (horizontal between the left and right of the opposing bearing boxes (2a) and (2b)). 4b) is pivotally attached to the bowl pan (A), but the overturning mechanism (C) is for taking out the food after the fried cooking. (3) is not used as a tilted operating state.

  In that sense, it is not fundamentally different from the stationary gas direct-fired oven, and it is not possible to obtain a constantly effective heating and stirring action according to the type of food and the cooking method.

  The present invention relates to a rotary gas furnace for the purpose of improving such problems, and in order to achieve the object, in claim 1, a non-heated and easy-to-cool non-woven material integrated with the inner peripheral surface of the ball pan. A rigid inner cylinder whose inner space is defined as a gas combustion chamber by a heat storage inner heat insulating lining layer;

  As a state of maintaining a constant distance in which the flame of the combustion gas does not directly hit the bottom of the cone of the bowl, a gas burner facing directly below the inner cylinder,

  The non-heat-storing outer heat insulating lining layer that is lined and integrated to the middle height position that surrounds the inner cylinder is easy to heat and cool, and the space between the inner cylinders is defined as an exhaust jacket. With a rigid outer cylinder,

  A central gas exhaust pipe that extends from the outer cylinder to the rear and integrally extends through the exhaust pipe that communicates with the combustion chamber and the exhaust jacket through a large number of exhaust holes distributed in the inner cylinder and the inner heat insulating lining layer. There,

  The outer cylinder is suspended to a pair of left and right bearing stands that are suspended from an installation frame so that the outer cylinder can be swung up and down by a fixed angle of about 90 degrees by a horizontal rotation support shaft,

  From the outer cylinder, the motor storage box that can surround the concentrated exhaust pipe is projected rearward and integrally,

Similarly than outer insulation lining layer of the outer tube to the top and bottom, the One not a plurality of the upper idler roller and a lower idler roller inner tube for supporting said, while axially supported by its overall radial symmetry distributed,

  Disc-shaped horizontal upper and lower engaging flanges respectively engaged with the upper and lower idler rollers of the outer cylinder are directed outward from the corresponding height position of the inner cylinder. While projecting together,

  Similarly, a large horizontal input sprocket projecting sideways from the lower end of the inner cylinder to the outer cylinder, and an output sprocket of the inner cylinder forward / reverse rotation drive motor installed in the motor storage box of the outer cylinder. , Connected by transmission chain,

  It is characterized in that an inner cylinder serving as a ball pan during heating by the gas burner is set so that it can be rotated horizontally with respect to the outer cylinder by its drive motor.

  In claim 2 subordinate to claim 1, the inner cylinder is formed as a lower stepped funnel type substantially corresponding to the conical bottom surface of the ball pan, and the lower stage engaging flange projecting integrally outward from the lower part of the small diameter. The diameter of the inner cylinder itself is sized to be equal to or less than the diameter of the upper part of the inner cylinder itself,

  While holding the lower engaging flange of the inner cylinder from below by the horizontal notch surface of the V pulley type lower rotating roller pivotally attached to the lower part corresponding to the outer cylinder via the inwardly inclined support shaft,

  The diameter of the upper engagement flange that projects integrally outward from the large diameter upper part of the inner cylinder is shorter than the diameter of the horizontal opening flange that projects integrally inward from the upper edge of the outer cylinder. Turn into

  With the vertical support shaft passing through the vertical support receiving notch provided on the opening flange of the outer cylinder, the upper idler roller is pivotally attached,

  After removing the input sprocket from the lower end portion of the inner cylinder, the vertical support shaft is moved outward along the receiving notch to the retracted state, and the engagement state between the upper idler roller and the upper engagement flange is changed. It is characterized in that it is set so that the inner cylinder can be extracted upward from the outer cylinder by releasing.

  Further, in claim 3, which is also dependent on claim 1, the outer cylinder is used as a stepwise inclined posture state within a constant rotation angle range of about 30 degrees by a horizontal rotation support shaft to a pair of left and right bearing stands. It is characterized by being pivotally attached as possible.

According to claim 4 dependent on the claim 1 or 3, when only the undulating manner the pivoted a predetermined angle to the outer cylinder, so that the gas burner can advance and retreat between the subject not a relative cone bottom of the ball pot,

  One rotating support shaft in the outer cylinder and a gas supply pipe to the gas burner are interlocked and connected.

  Further, according to claim 5 dependent on claim 1, a hanging flange projecting integrally outward from a midway height position of the ball pan, and a horizontal pan receiver attached to and integrated with the upper edge of the opening of the inner cylinder. It is characterized in that the flange is detachably fastened and integrated by a plurality of bolts and fixing nuts.

  According to the said structure of Claim 1, the gas cylinder inner cylinder and outer cylinder which make a double heat insulation structure are a response | compatibility with the upper stage and lower stage engaging flange of the inner cylinder, and the upper stage and lower stage idler roller of the outer cylinder. The inner cylinder is horizontally rotated by the forward / reverse rotation drive motor with respect to the outer cylinder, and in combination with the heating power of the gas burner, the type of food Without being restricted by the cooking method and the cooking method, it is possible to obtain an effective heating and stirring action of the various ingredients at all times, and there is no possibility of causing burning of the ingredients and leakage of stirring, and the versatility is excellent.

  In particular, if the configuration of claim 2 is adopted, the inner cylinder serving as the ball pan can be extracted upward and separated from the outer cylinder in spite of the gas furnace having a double heat insulation structure. In addition, there is an effect that the maintenance and inspection / replacement work of the outer heat insulating lining layer and the upper and lower idler rollers can be conveniently performed.

  If the configuration of claim 3 is adopted, the inner cylinder serving as a ball pan is used as a stepwise tilt operation state within a constant rotation angle range of about 30 degrees around the horizontal axis of the rotation support shaft. Therefore, a more effective heating and stirring action according to various foods and the cooking method can be obtained.

If adopting the configuration of claim 4, in use in the tilt operating state, that will face correctly and not a self into the conical bottom of the ball pot gas burner is borne in the inner cylinder, any trouble that ingredient As a result, the inner cylinder can be rotated, so that the stirring action of the food is improved.

  Even when the outer cylinder of the gas stove is turned over by a certain angle of about 90 degrees and the cooked food is taken out of the bowl, the gas burner evacuates from the conical bottom of the bowl. This makes it possible to take out the ingredients with no trouble.

  Furthermore, if the structure of Claim 5 is employ | adopted, since a ball pan can be extracted and disassembled upwards from an inner cylinder, there exists an effect which can perform the maintenance check of the inner side heat insulation lining layer, replacement work, etc. conveniently.

  Hereinafter, specific configurations of the present invention will be described in detail with reference to the drawings. FIGS. 1 to 24 relate to a food cooking apparatus to which the present invention is applied, and FIG. A pair of left and right bearing stands (1) and (2) that stand upright with a space therebetween, and a horizontal front connecting pipe (3) and a rear connecting board (4) that are lower and lower, are rigidly integrated into a frame. .

  In this case, a horizontal extension plate (5) projects integrally in the lateral direction from the lower end portion of the bearing stand (1) that forms one of the plate wall types (right side in FIGS. 1 and 4). On the other hand, the other bearing stand (2 on the left side of FIGS. 1 and 4) is formed in a box shape, and the interlocking mechanism between a gas furnace and a gas burner, which will be described later, can be stored therein. ing. (6) is a plurality (four in total in the illustrated example) of screw leg seats, and the installation height and levelness of the installation frame (F) can be adjusted by these lifting operations.

  (7) is a ball pan that accommodates various food ingredients, which is shaped into a U-shaped cross section with a conical bottom surface, and has a disk-like hanging flange (8 ) Is bulged from the bowl pan (7), and the skirt piece (9) that hangs continuously from the projecting tip of the horizontal hanging flange (8). The so-called draining action is achieved.

  (R) is a gas furnace interposed between the left and right sides of the two bearing stands (1) and (2) in the installation frame (F), as shown in FIG. 4 and FIGS. The metal plate has a rigid inner cylinder (10) that surrounds the lower half and a rigid outer cylinder (11) that also surrounds the inner cylinder (10).

  In addition, the inner cylinder (10) has a lower stepped funnel shape, particularly corresponding to the conical bottom of the bowl pan (7), and the lower diameter (d1) is smaller than the upper diameter (d2). Has been. In contrast, a storage box (12) for a drive motor that rotates the inner cylinder (10) forward and backward with respect to the outer cylinder (11) from the body surface of the outer cylinder (11) having a simple cylindrical shape. However, it is formed so as to project rearward and integrally.

  (13) is a horizontal pan receiving flange attached to and integrated with the upper edge of the opening of the inner cylinder (10), thereby receiving the hanging flange (8) of the ball pan (7) from below. (14) is a plurality of (four in total in the figure) bolts inserted and penetrated from below as a general radial symmetrical distribution type in the disk-shaped pan receiving flange (13), and these are screwed from above. The hanging flange (8) of the ball pan (7) and the pan receiving flange (13) of the inner cylinder (10) are fastened and integrated in a positioning state via a fixed nut (15) to be joined. It will be.

  (16) is a non-heat-storing inner heat insulating lining layer that is easy to heat and cool, and is preferably molded and fired by adding a binder to a melted and fiberized ceramic fiber mainly composed of alumina and silica. As a hard and thin fired body, by fitting and fixing to the inner peripheral surface of the inner cylinder (10), it is in close contact with the cylindrical body surface of the ball pan (7), and its inner heat insulating lining layer (16 ) Is defined as a gas combustion chamber (B). In addition, a large number of exhaust holes (17) penetrating the inner cylinder (10) are distributed over the upper portion of the inner heat insulating lining layer (16) in close contact with the ball pan (7).

  Further, (18) is a horizontal reinforcing flange projecting inwardly from the lower edge of the opening of the inner cylinder (10) as a state of receiving the inner heat insulating lining layer (16), (19) (20) Is an input sprocket and a gas diffusion prevention hood which are attached to and integrated with the reinforcing flange (18) from below through a plurality of fixing bolts (21). The input sprocket (19) is the inner cylinder (10). ) Projecting horizontally from the lower diameter portion to the outer cylinder (11).

  The gas diffusion prevention hood (20) also functions as an outside air introduction hood to the combustion chamber (B). The gas diffusion prevention hood (20) and the input sprocket (19) can be removed from the reinforcing flange (18) of the inner cylinder (10).

  On the other hand, (22) is a non-heat-storing outer heat insulating lining layer that is also easy to heat and cool, and is preferably processed into a strip shape from the above-described ceramic fiber and softer than the inner heat insulating lining layer (16) of the inner cylinder (10). -As a thick winding form, the outer cylinder (11) is backed and integrated to a mid-height position on the inner peripheral surface. Moreover, the outer heat insulating lining layer (22) has a U-shaped cross section, and the exhaust jacket (23) communicates with the numerous exhaust holes (17) between the inner and outer surfaces facing the cylindrical body surface of the inner cylinder (10). Is made up.

  Similarly, (24) is a concentrated exhaust pipe extending integrally extending through the inside of the motor storage box (12) from the cylindrical body surface of the outer cylinder (11) to the rear, and this is the exhaust jacket (23). A non-heat-storing heat-insulating lining layer (25) that is also easy to heat and cool, such as ceramic fiber, is also backed and integrated on the inner peripheral surface that communicates with).

  Reference numeral (26) denotes a horizontal opening flange integrally projecting inward from the upper edge of the outer cylinder (11), which has a constant diameter (s), and is integrally suspended therefrom. A skirt piece (9) hanging from the hanging flange (8) of the ball pan (7) covers the standing pan positioning regulating ring (27).

  Similarly, (28) is a plurality of (four in total in the figure) vertical support shaft receiving notches provided in an overall radial symmetrical distribution type to the opening flange (26) of the outer cylinder (11), 10) A long and narrow opening extends radially from the center. (29) is a vertical support shaft inserted into and engaged with each of the receiving notches (28), whereby the upper idler roller (30) for supporting the inner cylinder is pivotally attached to the opening flange (26). Yes. Reference numeral (31) denotes a fixing nut that is screwed into the vertical support shafts (29) from above.

  Further, (32) is a state in which the outer heat insulating lining layer (22) is held down from above, and a horizontal partition flange projecting integrally inward from the upper part of the outer cylinder (11), and (33) is also an outer side. In a state where the heat insulating lining layer (22) is received from below, a horizontal support flange (34) projecting inwardly from a midway height position of the outer cylinder (11) is connected to the support flange (33). A plurality of support stays (a total of four in the illustrated example) that are mounted and integrated by fixing bolts (35) from below, and are distributed in an overall radial symmetry type.

  Reference numeral (36) denotes an inwardly inclined support shaft that is screwed and fastened to each of the support stays (34) obliquely from below, whereby the lower idler for supporting the inner cylinder that forms a pair with the upper idler roller (30). A roller (37) is also pivoted to the support stay (34). The lower idler roller (37) is at a height position facing the lower portion of the inner cylinder (10), and has a vertical notch surface (38) and a horizontal notch surface (39). V-pulley type.

  A horizontal upper engaging flange (40) that engages with the upper idler roller (30) of the outer cylinder (11) is integrally stretched outward from a corresponding mid-height position of the inner cylinder (10). On the other hand, the horizontal lower-stage engagement flange (41) that is also engaged with the lower idler roller (37) of the outer cylinder (11) is also formed from the lower-diameter lower part corresponding to the inner cylinder (10). It protrudes integrally outward.

  Therefore, the inner cylinder (10) of the gas furnace (R) responsible for the bowl pan (7) is around a vertical center line (Y-Y) as shown in FIGS. 4 and 15 with respect to the outer cylinder (11). It is in an assembled state that can rotate stably. (42) is a drive motor for forward / reverse rotation of the inner cylinder that is installed and fixed as a bowl on the wall surface in the motor storage box (12) of the gas furnace (R). An output sprocket (44) is fitted and integrated at the tip.

  Moreover, the output sprocket (44) of the drive motor (42) and the input sprocket (19) attached to the inner cylinder (10) are in a parallel state at the same height position, and the mutual An endless transmission chain (45) is wound around the inner cylinder (10) of the gas furnace (R), which is responsible for the ball pan (7), and is horizontally moved in the forward or reverse direction by the drive motor (42). It is designed to be rotated. The rotation speed is about 40 rpm, and the rotation direction can be switched by a switch on the operation panel described later.

  In that case, the diameter (d3) of the upper engaging flange (40) projecting outward from the inner cylinder (10) is equal to the diameter (s) of the opening flange (26) projecting inward from the outer cylinder (11). ), The diameter (d4) of the lower engaging flange (41) projecting outward from the inner cylinder (10) is the same as that of the inner cylinder (10) itself. It is set to a dimension equal to or smaller than the upper diameter (d2), and is supported from below by the horizontal notch surface (39) of the lower idler roller (37).

  As a result, as shown by the chain line in FIG. 4, the input sprocket (19) and the gas diffusion prevention hood (20) are removed from the lower opening edge of the inner cylinder (10), while the upper idler roller in the outer cylinder (11). By loosening the vertical support shaft (29) of (30) and its fixing nut (31) and moving it to the outward retracted state along the vertical support shaft receiving notch (28) of its opening flange (26) If the engagement state between the upper idler roller (30) and the upper engagement flange (40) is released, the inner cylinder (10) can be extracted upward from the outer cylinder (11), and its outer heat insulation Maintenance and inspection / replacement of the lining layer (22) and the idler rollers (30) and (37) can be performed conveniently.

  Furthermore, if the fixing nut (15) is removed from the bolt (14) of the pan receiving flange (13) in the inner cylinder (10), the ball pan (7) may be pulled out from the inner cylinder (10). This is possible, and is useful for maintenance inspection and replacement work of the inner heat insulating lining layer (16). Needless to say, if such operations are performed in the reverse order, the ball pan (7) can be assembled to the inner cylinder (10) and the inner cylinder (10) can be assembled to the outer cylinder (11). .

  (46) is a gas burner for heating the ball pan (7), and is faced directly under the inner cylinder (10) forming the gas furnace (R). The gas burner (46) and the ball pan ( 7) is separated by a certain distance (h) (preferably about 80 mm corresponding to about 2 to 3 times the height of the flame), so that the flame of the combustion gas is transferred to the bottom of the cone of the bowl pan (7). It is designed not to hit directly.

  The outer cylinder (11) of the gas furnace (R) can be freely undulated and rotated about the horizontal axis (XX) to the dual bearing stands (1) and (2) of the installation frame (F). Suspended.

  That is, in FIGS. 4 and 5 where the tilt operation mechanism (T1) of the gas furnace (R) is obvious, (47) and (48) are passed through the reinforcing plates (49) and (50) from the upper part of the outer cylinder (11). A pair of left and right horizontal pivots extending integrally and projecting outward and penetrating both bearing stands (1) and (2) of the installation frame (F). Reference numerals (51) and (52) denote hub flanges attached and fixed to the bearing stands (1) and (2), respectively, and inserted into the fitting surfaces between these and the rotation support shafts (47) and (48). The rotating support shafts (47) and (48) are rotatably supported by the bearing metal (53) and (54).

  (55) is a rotating support shaft (47) exposed from the box-type bearing stand (2) of one of the two bearing stands (1) and (2) of the installation frame (F) (left side in FIGS. 1 and 4). ) Is a tilt operation lever for a furnace fitted so as to be able to rotate integrally through a pivot support pin (56), and a lock pin (57) integrated and inserted in the middle part thereof. The side wall surface of the box-type bearing stand (2) is oriented.

  Reference numeral (58) denotes a furnace tilt angle adjusting plate which is mounted and fixed on the side wall surface of the box type bearing stand (2) so as to face the lock pin (57). A plurality of lock pin receiving holes (59) scattered along the constant turning radius locus from (47) are distributed.

  The plurality of lock pin receiving holes (59) allow the tilt operation lever (55) to be gas-slided in a stepwise manner in order to incline the gas furnace (R), preferably in a constant rotation angle range (α) of about 30 degrees. The above-mentioned lock pin (57) is inserted into these lock pin receiving holes (59) as a total of four that can maintain the inclination angles of 0 degrees, 10 degrees, 20 degrees and 30 degrees when the furnace (R) is in the standing posture state. It can be used as an alternative.

  In addition to the total of four used in the constant rotation angle range (α) of about 30 degrees, a lock pin receiving hole (60) that can maintain an inclination angle (β) of about 90 degrees is also opened. If the lock pin (57) of the tilt operating lever (55) is inserted here and the tilting operation is carried out by about 90 degrees at the maximum, the gas furnace (R) has a horizontal axis (XX) as shown in FIG. As a result, the cooked food can be conveniently taken out from the inside of the bowl pan (7) held by the roll without any omission.

  In this manner, the gas furnace (R) is rotated at a constant rotation as shown in FIG. 16 by the tilt operating mechanism (T1) with the horizontal axis (XX) of the rotation support shafts (47) and (48) as a pivot point. Since it can be used in a stepwise inclined posture state within the angle range (α), the gas burner (46) is always inclined to the conical bottom surface of the ball pan (7) without any trouble. The two are operatively linked to each other in order to face them.

  That is, in FIG. 4 and FIG. 5 in which the interlocking mechanism (L) between the gas furnace (R) responsible for the ball pan (7) and the gas burner (46) is obvious, (61) is a mixing tube of the gas burner (46). , (62) is a gas supply pipe to the mixing pipe (61), and (63) is elongated in the longitudinal direction on the side wall surface of the box-type bearing stand (2) in the installation frame (F). The mixing pipe (61) and the gas supply pipe (62) are each stably supported and fixed to an angle-shaped support stay (64) capable of sliding movement.

  In addition, a slide block (66) is attached to and integrated with the upright piece (65) whose support stay (64) faces the inside of the box-type bearing stand (2), and this is a pair of upper and lower parallel slides. Along the guide shaft (67), it can move forward and backward.

  Further, (68) is a rotating arm that is fitted and integrated in the middle of the horizontal rotating support shaft (47) passing through the box-type bearing stand (2) inside the bearing stand (2). Yes, and pivotally connected to a swing link arm (69) projecting correspondingly from the vertical piece (65) of the support stay (64).

  (70) is a pneumatic cylinder (preferably a gas damper) that constantly and stably maintains the posture state of the furnace tilt operating lever (55), and is also present inside the box-type bearing stand (2). Either one of the cylinder body (71) or the piston rod (72) is pivotally attached to the middle part of the tilt operation lever (55), and the other is pivotally attached to the mounting bracket (73). The mounting bracket (73) is fixed to the side wall surface of the box-type bearing stand (2) in a backing state.

  Further, (74) is a valve assembly unit similarly piped inside the box-type bearing stand (2), and includes an opening / closing electromagnetic valve, a gas flow rate adjusting valve, etc. The base of the pipe (62) is connected in communication via a flexible gas hose (75). (76) is a gas introduction base for connecting the valve assembly unit (74) to a gas supply source (not shown).

Therefore, when the gas furnace (R) responsible for the bowl pan (7) is tilted by the tilt operating lever (55) of the furnace tilt operating mechanism (T1) within a constant rotation angle range (α) of about 30 degrees. , gas burner (46) in response to this, as shown in FIG. 15 to 17, and moved forward and backward in the longitudinal direction, will be facing correctly with the own not a to the conical bottom of the ball pot (7), the ball pot (7 ) Can be heated without hindrance.

  Even when the furnace tilt operating lever (55) is tilted down to an inclination angle (β) of about 90 degrees, the gas burner (46) moves rearward from the conical bottom of the bowl pan (7). As a result of evacuation, the gas furnace (R) can be rolled over without any trouble, and the cooked food can be taken out from the bowl pan (7).

  The hub flange (52) of the pivot shaft (48) passing through the other plate wall type bearing stand (1) (right side in FIGS. 1 and 4) of the installation frame (F) has an overhanging flange as shown in FIG. As a cylindrical type, the support box (77) for the stirrer is inserted and fixed at a mid-high position. (78) is a cover case fastened and fixed so as to sandwich the side wall surface of the support box for stirrer (77) together with the overhanging flange portion of the hub flange (52). ) And the hub flange (52) are fitted with a pair of left and right thrust bearings (79). Reference numeral (80) denotes a retaining plate for the thrust bearing (79).

  That is, inside the hub flange (52), the rotation support shaft (48) of the gas furnace (R) responsible for the ball pan (7) rotates via the bearing metal (54), while the hub flange ( 52), a stirrer support box (77) rotates via a thrust bearing (79), and the support box (77) and the gas stove (R) move around the same horizontal axis (XX). As a result, it is possible to perform tilting operations in the front-rear direction.

  Reference numeral (81) denotes a lever receiving bracket attached to and integrated with the front wall surface of the agitator support box (77), which includes an agitator tilt operating lever (which can be moved back and forth toward the plate wall bearing stand (1)). 82) is penetrated. (83) is a plurality of corresponding lever receiving lock holes, which are open to the plate wall type bearing stand (1) as a dotted state along a constant turning radius locus from the turning support shaft (48). Is distributed.

  The plurality of lever receiving lock holes (83) are designed to incline the stirrer support box (77) stepwise as shown in FIGS. 2 and 18, preferably within a constant rotation angle range (γ) of about 30 degrees. The support box (77) is in a vertical posture state, and the tilt operation levers can be inserted into the lever receiving lock holes (83) as a total of four tilt angles of 0 degrees, 10 degrees, 20 degrees and 30 degrees. (82) can be alternatively replaced and used, and the tilting mechanism (T2) of the stirrer (A) is formed in the bowl.

  The agitator support box (77) is suspended as a bowl shape taller than the opening surface of the ball pan (7), and a freely rotatable leg roller (84) is pivotally supported on the bottom surface thereof. Reference numeral (85) denotes a rolling guide rail of the leg roller (84), and a fixed turn from the rotating support shaft (48) to the corresponding position of the plate wall type bearing stand (1) in the installation frame (F). It is attached and fixed as a concave curved surface that draws a moving radius. The leg roller (84) of the support box for stirrer (77) rolls along the rolling guide rail (85) by the rotation angle range (γ) of about 30 degrees.

  (86) is a pneumatic cylinder (preferably a gas damper) that constantly and stably maintains the posture state of the support box (77) for the stirrer, and the position below the rotating support shaft (48) is in the front-rear direction. One of the cylinder body (87) and the piston rod (88) extends to the plate wall type bearing stand (1) of the installation frame (F), and the remaining is the support box for the stirrer (77). ) To each other. Reference numeral (89) in FIG. 1 indicates an operation panel attached and integrated with the front wall surface of the support box (77).

  In addition, (90) is a horizontal partition top plate fixed and mounted in the vicinity of the upper end in the agitator support box (77), and (91) is a vertical stirring shaft attached and fixed in a suspended state. It is a drive motor for rotation, and its output shaft (92) is exposed upward from the partition top plate (90).

  (93) is a transmission case that is independent from the support box (77) for the stirrer and extends horizontally from the support box (77) to a position directly above the ball pan (7). (94) is a transmission shaft that is supported in a suspended state on the base end portion of the transmission case (93) for the stirrer, and as apparent from FIGS. 21 to 24, the drive motor (91) for rotating the stirring shaft. The transmission shaft (94) and the output shaft (92) are connected to each other via a detachable transmission coupling (95). ing. (96) is a drive sprocket fitted to and integrated with the transmission shaft (94), and (97) is a bearing case of the transmission shaft (94).

  On the other hand, (98) is a fixed bearing case fitted and integrated with the extension tip of the transmission case (93) for the stirrer, and (99) is a center agitation shaft that is rotatably supported at the inner center thereof. A driven sprocket (100) is fitted and integrated with an upper end portion facing the inside of the transmission case (93). (101) is an endless transmission chain wound between the driven sprocket (100) and the drive sprocket (96), so that the center agitating shaft (99) is rotationally driven by the drive motor (91). Will be. (102) is a tension sprocket of the transmission chain (101).

  (103) is a large-diameter sun gear fixed to and integrated with a plurality of bolts (104) on the lower surface of the fixed bearing case (98), and this is a fitting that surrounds the middle part of the center agitating shaft (99). A radial bearing (105) is inserted in the surface. (106) is a large-diameter rotating case that is inserted into the center stirring shaft (99) from below and rotates integrally with the center stirring shaft (99) via a key (107), a spline, etc. Together with the rotating cover plate (108) for covering the sun gear, the sun gear (103) is surrounded.

  (109) are the same pair of eccentric stirring shafts hanging from the rotating case (106) as a parallel state maintaining a constant distance from the center stirring shaft (99), each via a radial bearing (110), The bearing case (111) is rotatably supported.

  Further, a planetary gear (112) meshingly rotated with the sun gear (103) is fitted into and integrated with the upper end portion of the eccentric stirring shaft (109). Therefore, when the center agitation shaft (99) is rotationally driven, the pair of eccentric agitation shafts (109) are connected via the rotation case (106) and the rotation cover plate (108) that rotate integrally with the center agitation shaft (99). ) Orbit around the center agitation shaft (99) in the same direction and at the same speed.

  Moreover, since each of the eccentric stirring shafts (109) is in mesh with the planetary gear (112) attached to the upper end portion thereof and the sun gear (103), they rotate in opposite directions. In combination with the stirrer (113), the food stirrer (A) is formed.

  In addition, the stirrer (113) is prepared in advance as various forms including a metal wire as illustrated in FIG. 25 and a plate blade that fits the inner peripheral surface of the ball pan (7). In any case, the center stirring shaft (99) and the eccentric stirring shaft (109) are connected to the lower end portions of the center stirring shaft (99) and the eccentric stirring shaft (109) in a detachable and replaceable manner. A common mounting support shaft (114) that can be realized is provided.

  In that case, in the illustrated cooking apparatus, the lower end portions of the center agitation shaft (99) and the eccentric agitation shaft (109) are all sockets (115) and (116) having the same diameter and depth, and the agitator ( 113), the mounting support shaft (114) is connected to the retaining ball (117) and the ball-restraining slide cover (118) by pulling down, so that the mounting support shaft (114) is connected to the slide cover (118). Although the attachment support shaft (114) of the stirrer (113) can be extracted by the push-up operation, a detachable / replaceable connecting means other than that shown in the figure may be employed.

  The food stirrer (A) can move the stirrer (113) in and out of the ball pan (7) from above by means of an elevating mechanism (C).

  That is, in FIGS. 20-22 showing the raising / lowering operation mechanism (C) of the stirrer (A), (119) and (120) are a pair of upper and lower opposed bearings mounted and fixed inside the support box (77) for the stirrer. The brackets (121) and (122) are a pair of upper and lower large sprockets pivotally supported by the bearing brackets (119) and (120), and (123) and (124) are the large sprockets (121). ) (122) is a pair of upper and lower small-diameter sprockets pivotally supported by bearing brackets (119) and (120) as a parallel state that can rotate integrally with (122).

  An endless first traveling chain (125) is wound between the upper and lower sides of the small-diameter sprockets (123) and (124), and in the middle of the first traveling chain (125). While the piston rod (127) of the atmospheric pressure cylinder (preferably gas damper) (126) is fastened, the cylinder body (128) of the atmospheric pressure cylinder (126) is also attached to the support box (77) for the stirrer (129). ) Is fixed through.

  Further, another endless second traveling chain (130) is also wound between the upper and lower sides of the large-diameter sprockets (121) and (122). (131) is a pair of front and rear lifting rods suspended in parallel through the rod receiving bracket (132) inside the agitator support box (77), and both the lifting rods (131) are separated from the partition. At the upper end exposed through the top plate (90), a horizontal upper connecting plate (133) is fastened and integrated, while the lower ends of both lifting rods (131) are also provided with a horizontal lower connecting plate (134). It is fastened and integrated through.

  In addition, the lower connecting plate (134) is connected and integrated with the middle part of the second traveling chain (130) by the connecting piece (135). It is in the energized state that worked to (131).

  (136) is a reinforcing plate joined and integrated in the middle of the transmission case (93) for the stirrer. From now on, one reinforcing plate (133) penetrating through the central portion of the upper connecting plate (133). The pivot axis (137) is drooping integrally. (138) is a bearing metal inserted in the fitting surface between the vertical pivot (137) and the upper connecting plate (133), and (139) is the reinforcing plate (136) and the upper connecting plate (133). A thrust bearing (140) interposed between the upper and lower ends of the rotating pivot (137) is a retaining nut that is screwed and fastened to the lower end of the rotating pivot (137).

  Similarly, a connecting leg piece (141) is integrally suspended from the middle part of the transmission case (93) for the stirrer toward the side wall surface of the support box (77) for the stirrer. (142) is a bifurcated connecting bracket sandwiching the connecting leg piece (141), and is fixedly attached to the side wall surface of the support box (77). The connecting bracket (142) and the connecting leg piece ( 141) A connecting pin (143) is inserted and penetrated so as to be freely inserted and removed.

  In such a state where the connecting pin (143) is fixedly inserted, the transmission case (93) of the stirrer (A) is lowered as is apparent from FIGS. 20 to 24, and the transmission shaft of the transmission case (93) is lowered. (94) and the output shaft (92) of the drive motor (91) for rotating the agitation shaft are connected together through a transmission coupling (95). Therefore, the stirring bar (113) inserted into the bowl pan (7) from above is used by the drive motor (91) to transmit the transmission chain (101) and the center stirring shaft (99) or the eccentric stirring shaft (109). ), And the ingredients can be stirred.

  On the other hand, if the connecting pin (143) is pulled out from the use state of the stirrer (113) against the tension action of the atmospheric pressure cylinder (126), both the lifting rods (131) are shown in FIGS. As shown by the chain line, the transmission case (93) of the stirrer (A) rises straight from the support box (77) for the stirrer, and the transmission shaft (94) of the transmission case (93) The output shaft (92) of the drive motor (91) for rotating the agitation shaft is separated and kept incapable of transmission.

  As a result, the transmission case is centered on the vertical pivot axis (137) that is inserted from the transmission case (93) of the stirrer (A) into the upper connecting plate (133) of both lifting rods (131). As shown in FIG. 3, the stirrer (93) once extracted from the bowl pan (7) to a position directly above by horizontally rotating forward by a predetermined angle (θ) of about 90 degrees as shown in FIG. 113) can be further retracted to the periphery of the ball pan (7).

  That is, as a fixed amount, the lifting stroke (H) of both lifting rods (131) can extract and retract the stirring bar (113) of the stirrer (A) upward from the opening surface of the ball pan (7). It is set. After the stirrer (113) is extracted from the ball pan (7) and retracted, the tilting lever (55) of the furnace tilt operating mechanism (T1) is used to hold the gas furnace (R). As shown in FIG. 17, the cooked food can be taken out by rolling the ball pan (7) together with its furnace (R) to a horizontal posture.

  The illustrated cooking apparatus to which the present invention is applied has the above-described configuration, so that the use of custard cream, busse dough, vegetables, fried rice, fried noodles, rice cake, chocolate, carrero, soup, stew, etc. The ingredients to be stored are accommodated in the bowl pan (7).

  And while rotating the inner cylinder (10) of the gas furnace (R) in the holding state of the ball pan (7) in the forward direction or the reverse direction with respect to the outer cylinder (11), the stirrer (A) The stirrer (113) is selected as a form suitable for the purpose of the above ingredients, such as stew, kneading, frying, and other cooking methods, and this is selected as the center stirring shaft (99) of the stirrer (A) or / and eccentric stirring. The shaft (109) may be detachably connected to the shaft (109), and the above-described food being heated by the gas burner (46) may be stirred by the stirrer (13).

  In cooking such ingredients, as illustrated in FIG. 25, one of the gas furnace (R) responsible for the bowl pan (7) and the support box (77) of the stirrer (A) is kept fixed. The other side is tilted in the front-rear direction around the horizontal axis (XX) of the rotating support shaft (47) (48), or the gas furnace (R) around the horizontal axis (XX). And the stirrer support box (77) can be tilted in the front-rear direction, so there are various usage variations according to various ingredients and cooking methods, and ideal heating and stirring in a short time. You can get the state.

  That is, if one of the gas furnace (R) responsible for the bowl pan (7) and the support box (77) of the stirrer (A) is inclined with respect to the other, or both of them are inclined, The vertical center line (YY) of the ball pan (7) and the rotation axis (ZZ) of the stirrer (113) are at a constant angle as shown in FIGS. 25 (b), (c) and (d). In addition to being able to obtain an inclined posture state that intersects with each other, and an inclined posture state that is coincident or parallel to each other as shown in FIG. 5 (e), the ball pan (7) rotates around the vertical center line (Y-Y). As a result, it is possible to completely and efficiently heat and stir the corners of the food contained in the food so that the food can be convectioned and reversed in the horizontal and vertical directions and in the diagonal direction. The food is attached to the peripheral edge of the bowl pan (7) There is no possibility to produce a so-called blind spot on stirring action remains as remain.

  In the gas furnace (R) applied to the cooking apparatus shown in the drawing, the outer cylinder (11) is rotated to the both bearing stands (1) and (2) of the installation frame (F) by the furnace tilt operating mechanism (T1). The horizontal axis (XX) of the support shafts (47) and (48) can be tilted stepwise within a fixed rotation angle range (α) with the pivot point as a pivot point. In order to conveniently extract the cooked food from the gas furnace (R), the outer cylinder (11) is turned up and down from the vertical position to an inclination angle (β) of about 90 degrees. As long as it is obtained, the tilt operation mechanism (T1) of the gas furnace (R) may be omitted.

  In addition, the stirrer (A) of the foodstuff has a stirring bar (113) with respect to the ball pan (7) held by the inner cylinder (10) of the gas furnace (R) by the lifting / lowering operation mechanism (C). As long as it can be taken in and out without any trouble from above, the tilt actuating mechanism (T2) for tilting the stirrer support box (77) stepwise around the horizontal axis (XX) within a constant rotation angle range (γ) is provided. You can omit it.

  In any case, as understood from the above description, the rotary gas furnace (R) of the present invention has a conical bottom surface of the ball pan (7) held by the inner cylinder (10), and a heating gas. The burner (46) is separated from the burner (46) by a fixed distance (h) at which the flame of the combustion gas does not directly hit, so there is no risk of burning of the food material or incomplete combustion of the gas.

  The inner cylinder (10) and the outer cylinder (11) having the double structure of the gas furnace (R) are both heated and cooled easily even if they are separated by a certain distance (h). Since the heat insulating lining layer (16) and the outer heat insulating lining layer (22) are backed and integrated, the radiant heat transfer from the gas burner (46) toward the ball pan (7) is not taken and absorbed, and the inner cylinder (10 ) Has a narrow and funnel shape, and its internal space is defined as a gas combustion chamber (B), and the radiant heat transfer is directionally reflected to the bottom of the bowl pan (7) without loss. There is an advantage that high thermal efficiency can be obtained.

Further, the lower surface of the inner cylinder (10) is in a fully opened state as an outside air introduction hood that also serves as a gas diffusion prevention hood (20), and there are many between the inner cylinder (10) and the outer heat insulating lining layer (22). An exhaust jacket (23) communicating with the combustion chamber (B) through the exhaust hole (17) is defined, and a central exhaust pipe (24) communicating with the exhaust jacket (23) is also non- since the heat storage of the heat-insulating lining layer (25) is lined integrated exhaust gas temperature from the combustion chamber (B) can be reduced and not a self-effectively, flame accident, of course, gas A burn accident during cleaning of the furnace (R) can also be prevented.

  While maintaining the advantages of the inventions and devices described in the patent documents 1 to 4 at the beginning, the inner cylinder (7) is supported by the ball pot (7) with respect to the outer cylinder (11) of the gas furnace (R). There is a special technical meaning in that 10) is rotated horizontally in the forward or reverse direction, and a heating and stirring effect suitable for various foods and cooking methods can be obtained.

It is the whole schematic front view of the cooking device to which this invention is applied. , It is a right view of FIG. It is a top view of FIG. FIG. 2 is an enlarged cross-sectional front view of the furnace and tilt operation mechanism of FIG. 1. FIG. 5 is a left side view of FIG. 4 showing an interlocking mechanism with a gas furnace gas burner. It is a bottom view which extracts and shows the gas furnace of FIG. FIG. 7 is a plan view of FIG. 6. It is a cross-sectional top view of a gas furnace similarly. It is a top view which extracts and shows the gas cylinder inner cylinder. FIG. 10 is a sectional view taken along line 10-10 in FIG. 9; It is a front view which extracts and shows the outer cylinder of a gas furnace. It is a top view of FIG. FIG. 13 is a sectional view taken along line 13-13 of FIG. FIG. 14 is a cross-sectional view taken along line 14-14 of FIG. It is sectional drawing which shows a gas furnace vertical posture state. It is sectional drawing which shows the tilting action state which inclined the gas furnace. It is sectional drawing which shows the rollover state of a gas furnace. FIG. 2 is an enlarged right side view of FIG. 1 showing a tilt operation mechanism for a stirrer. It is a top view which extracts and shows the atmospheric | air pressure cylinder of FIG. It is an expanded sectional side view of FIG. 2 which shows the raising / lowering operation mechanism for stirrers. It is a cross-sectional front view of FIG. It is a cross-sectional front view in the separate place in FIG. It is an enlarged plan view of FIG. 3 which shows the transmission case for stirrers. It is an expanded sectional front view of FIG. 1 which shows a stirrer. It is explanatory drawing which shows the correlative various usage example with the gas furnace which takes charge of a ball pan, and the support box for stirrers.

Explanation of symbols

(1) · Plate wall type bearing stand (2) · Box type bearing stand (7) · Ball pan (8) · Hanging flange (9) · Skirt piece (10) · Inner cylinder (11) · Outer cylinder (12)・ Drive motor storage box (13) ・ Pot receiving flange (14) ・ Bolt (15) ・ Fixing nut (16) ・ Inside heat insulation lining layer (19) ・ Input sprocket (20) ・ Gas diffusion prevention hood (22) ・ Outside Heat insulation lining layer (23), exhaust jacket (25), heat insulation lining layer (28), vertical support shaft receiving notch (29), vertical support shaft (30), upper rotating roller (36), inward inclined support shaft ( 37) ・ Lower idler roller (38) ・ Vertical notch surface (39) ・ Horizontal notch surface (40) ・ Upper engagement flange (41) ・ Lower engagement flange (42) ・ Drive motor for inner cylinder rotation -(44)-Output sprocket (45)-Transmission chain (46)-Gas burner (47) (48)-Rotating spindle (55)-Tilt operation lever for furnace (58)-Tilt angle adjustment plate (59) (60) ・ Lock pin receiving hole (62) ・ Gas supply pipe (63) ・ Slide guide window (66) ・ Slide block (68) ・ Rotating arm (69) ・ Oscillating link arm (82) ・ Tilt for agitator Operation lever (70) (86) (126) ・ Pneumatic cylinder (77) ・ Agitator support box (91) ・ Agitator shaft drive motor (93) ・ Transmission case (95) ・ Transmission coupling (99) ・ Center Stirrer shaft (103), Sun gear (109), Eccentric stirrer shaft (112), Planetary gear (113), Stirrer (114), Mounting support shaft (A), Stirrer (B) · Combustion chamber (C) · Elevating mechanism (F) · Installation frame (L) · Interlocking mechanism (R) · Gas furnace (T1) · Furnace tilt operating mechanism (T2) · Stirrer tilt operating mechanism (X- X) ・ Horizontal axis (YY) ・ Vertical center line (ZZ) ・ Rotating axis of stirrer (H) ・ Elevating stroke (d1) ・ Diameter of inner cylinder lower part (d2) ・ Diameter of upper part of inner cylinder ( d3) ・ Diameter of upper engagement flange (d4) ・ Diameter of lower engagement flange (s) ・ Diameter of opening flange (α) (γ) ・ Rotation angle range (β) ・ Inclination angle range

Claims (5)

The inner space is defined as a gas combustion chamber (B) by a non-heat-storing inner heat insulating lining layer (16) which is integrated with the inner peripheral surface of the ball pan (7) and is easy to heat and cool. An inner cylinder (10);
A gas burner (46) facing directly below the inner cylinder (10) as a state of maintaining a constant distance (h) where the combustion gas flame does not directly hit the bottom of the cone of the bowl pan (7). ,
The inner cylinder (10) is opposed to the inner cylinder (10) by a non-heat-storing outer heat insulating lining layer (22) that is easily heated and cooled and is lined up to a mid-level position on the inner peripheral surface surrounding the inner cylinder (10). A rigid outer cylinder (11) defined as an exhaust jacket (23),
A concentrated exhaust pipe (24) communicating with the combustion chamber (B) and the exhaust jacket (23) through a number of exhaust holes (17) distributed in the inner cylinder (10) and the inner heat insulating lining layer (16). ) Is a gas furnace (R) that extends rearward from the outer cylinder (11) and extends integrally,
A fixed angle (β) of about 90 degrees is provided to the pair of left and right bearing stands (1) (2) by which the outer cylinder (11) is suspended from the installation frame (F) by the horizontal pivot shafts (47) (48). ) Is hung so that it can rotate freely
From the outer cylinder (11), the motor storage box (12) capable of enclosing the central exhaust pipe (24) is integrally projected rearward, and
Also the outer insulation lining layer of the outer tube (11) to the upper and lower than (22), a One not a plurality of the inner cylinder supporting the upper idler rollers (30) and the lower idler roller (37) in its entirety While supporting a radial symmetric distribution type,
The disk-shaped horizontal upper stage engaging flange (40) and the lower stage engaging flange (41) which respectively engage with the upper stage idler roller (30) and the lower stage idler roller (37) of the outer cylinder (11), Both project from the corresponding height position of the inner cylinder (10) outward and integrally,
Similarly, a large-diameter horizontal input sprocket (19) projecting horizontally from the lower end of the inner cylinder (10) to the outer cylinder (11), and the motor storage box (12) of the outer cylinder (11). The output sprocket (44) of the installed inner cylinder forward / reverse rotation drive motor (42) is connected by a transmission chain (45),
The inner cylinder (10) responsible for the ball pan (7) being heated by the gas burner (46) was set so that it could be rotated horizontally with respect to the outer cylinder (11) by its drive motor (42). A rotary gas furnace characterized by that. The inner cylinder (10) is formed as a lower stepped funnel shape substantially corresponding to the conical bottom surface of the bowl pan (7), and the diameter of the lower engaging flange (41) projecting integrally outward from the small diameter lower part ( d4) is dimensioned to be equal to or less than the diameter (d2) of the upper portion of the inner cylinder (10) itself,
Due to the horizontal notch surface (39) of the V pulley type lower rotating roller (37) pivotally attached to the lower part of the corresponding outer cylinder (11) via the inwardly inclined support shaft (36), the inner cylinder ( 10) While holding the lower engaging flange (41) from below,
The diameter (d3) of the upper engaging flange (40) projecting integrally outward from the large upper portion of the inner cylinder (10) is integrally stretched inward from the upper edge of the outer cylinder (11). Dimension to be shorter than the diameter (s) of the horizontal opening flange (26) to be put out,
The upper idler roller (30) is pivotally attached by a vertical support shaft (29) passing through a vertical support shaft receiving notch (28) provided to the opening flange (26) of the outer cylinder (11),
After removing the input sprocket (19) from the lower end of the inner cylinder (10), the vertical support shaft (29) is moved outward along the receiving notch (28) to the retracted state, and its upper stage The inner cylinder (10) is set so as to be able to be pulled out from the outer cylinder (11) by releasing the engagement state between the roller (30) and the upper stage engaging flange (40). Item 2. A rotary gas furnace according to item 1.   The outer cylinder (11) is stepped in a constant rotation angle range (α) of about 30 degrees by horizontal rotation support shafts (47) (48) to a pair of left and right bearing stands (1), (2). 2. The rotary gas furnace according to claim 1, wherein the rotary gas furnace is pivotally attached so that it can be used in an inclined posture state. When only undulating manner the pivoted a predetermined angle to the outer tube (11) (alpha) (beta), so that the gas burner (46) can be moved forward and backward with not a self against the conical bottom of the ball pot (7) ,
The rotary type according to claim 1 or 3, wherein one rotating support shaft (47) in the outer cylinder (11) and a gas supply pipe (62) to the gas burner (46) are interlockedly connected. Gas furnace.   A hanging flange (8) projecting integrally outward from a mid-height position of the ball pan (7), and a horizontal pan receiving flange (13) attached to and integrated with the upper edge of the opening of the inner cylinder (10) 2. A rotary gas furnace according to claim 1, wherein said rotary gas furnace is detachably fastened and integrated by a plurality of bolts (14) and a fixing nut (15) thereof.

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