JP3852092B2 - Continuous boiling equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a continuous boiling apparatus for kure liquid that can efficiently boil a large amount of kure liquid as a raw material for tofu.
[0002]
[Prior art]
As a manufacturing process of tofu, there is a boiling treatment process of Kure liquid.
[0003]
That is, the soybeans can be sufficiently absorbed, and ground while adding water to make a kure liquid, and the koji liquid is boiled with water, and then squeezed to obtain soy milk and okara. In addition, the boiling process of such a gourd liquid is generally a batch process in which the gourd liquid and water are put into a container of an appropriate size, and the gourd liquid in the container is boiled by thermal power.
[0004]
[Problems to be solved by the invention]
According to such a conventional technique, the boiling process of the kure solution is a batch process that uses thermal power, so that there is a problem that the thermal efficiency is poor and the koji solution is not suitable for the boiling process of a large amount.
[0005]
Therefore, in view of the problems of the prior art, an object of the present invention is to efficiently and continuously boil a large amount of Kure liquid by supplying steam to the inner cylinder with a spiral plate installed in the outer cylinder. The object is to provide a continuous boiling device for boiling liquid.
[0006]
[Means for Solving the Problems]
The configuration of the present invention for achieving such an object includes a continuous boiling unit connected in cascade to a plurality of stages, a common steam header for supplying steam to the continuous boiling units of each stage, and the outlet side of the continuous boiling units of each stage A vertically-enclosed cylindrical maturation tank interposed in series, and a drain connected to branch lines on the inlet side of the continuous boiling unit of each stage except the first stage, and on the outlet side of the continuous boiling unit of each stage. The continuous boiling unit of each stage has a vertically long outer cylinder that tapers at the upper part, and the inner cylinder is coaxially housed through a spiral plate, and the outer cylinder is a laterally facing liquid. A plug member that has an inlet at the bottom and an upward outlet at the upper end, and the inner cylinder is formed by closing the upper end and dispersing injection holes on the outer periphery to fill the dead space in the outer cylinder below the inlet Over the entire length above the entrance Annexed integrally spiral plate the outer circumference, and its gist to connect the steam pipe from the steam header via an on-off valve at the lower end that projects from the outer cylinder.
[0007]
A cooling jacket can be attached to some or all of the aging tanks.
[0008]
Further, a heating jacket can be attached to some or all of the aging tanks.
[0010]
[Action]
According to the configuration of the invention, the vertically long outer cylinder of the continuous boiling unit can discharge the gourd liquid introduced from the lower inlet from the outlet at the upper end, and the inner cylinder is formed with the injection holes dispersed on the outer periphery. Steam can be injected into the outer cylinder. That is, the liquid in the outer cylinder circulates in the outer cylinder while spirally turning from bottom to top along the spiral plate, and uniformly mixes with water generated by condensation of steam from the injection holes. It is heated and can be boiled efficiently and continuously. The injection hole of the inner cylinder is formed to have a diameter of about several millimeters so that the gourd liquid does not easily flow into the inner cylinder, and the outer diameter of the spiral plate is adapted to the inner diameter of the outer cylinder.
[0011]
The outer cylinder can be easily unified in size with the inlet side by forming the outlet side to be tapered.
[0012]
The inner cylinder can be detached from the outer cylinder together with the integral spiral plate, and the inner cylinder itself and the inside of the outer cylinder can be easily cleaned.
[0013]
If the plug member is attached to the inner cylinder, the plug member fills the dead space below the inlet of the outer cylinder, and can avoid a situation where the gourd liquid stays inadvertently below the inlet.
[0014]
Since the multi-stage continuous boiling unit is supplied with steam from a common steam header through each on-off valve, the boiling liquid can be continuously boiled over multiple stages, and the aging tank on the outlet side , Can be temporarily stored and matured. In addition, a continuous boiling unit can open and close the on-off valve connected to a steam header according to the flow volume of a gourd liquid, and can select the number of working stages appropriately.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0016]
The continuous boiling unit 10 of the gourd liquid includes an outer cylinder 11 and an inner cylinder 12 with a spiral plate 13 housed in the outer cylinder 11 (FIGS. 1 and 2).
[0017]
The outer cylinder 11 is formed in a vertically long cylindrical shape. The outer cylinder 11 has a horizontal inlet 11a at the bottom and an upward outlet 11b at the top. The outer cylinder 11 is provided with an outer flange 11c at the lower end, and the upper part on the outlet 11b side is tapered. The inlet 11a and the outlet 11b are formed with male screw portions 11a1 and 11b1 of the same size for connecting the pipes Pa and Pb.
[0018]
The inner cylinder 12 is a vertically long cylindrical member having a smaller diameter than the outer cylinder 11, and injection holes 12 a, 12 a... The upper end of the inner cylinder 12 is closed via a cover plate 12g, and a male screw part 12b for connecting the steam pipe Q is formed at the lower end of the inner cylinder 12. A plug member 12d with an outer flange 12c is attached to the lower portion of the inner cylinder 12, and the outer diameter of the plug member 12d is adapted to the inner diameter of the outer cylinder 11, and the outer flange 12c is the outer flange of the outer cylinder 11. 11c. A spiral plate 13 is integrally attached to the outer periphery of the inner cylinder 12, and the spiral plate 13 is formed in a three-dimensional spiral shape in the longitudinal direction of the inner cylinder 12. The outer diameter of the spiral plate 13 is adapted to the inner diameter of the outer cylinder 11.
[0019]
The inner cylinder 12 is inserted into the outer cylinder 11 together with the integral spiral plate 13 from below, and is coaxially housed in the outer cylinder 11 via the spiral plate 13. The inner cylinder 12 is detachably assembled to the outer cylinder 11 by inserting a packing 12e between the outer flanges 11c and 12c and attaching a common stopper 12f to the outer flanges 11c and 12c. ing. Further, the inner cylinder 12 in the outer cylinder 11 has an upper end below the tapered portion at the top of the outer cylinder 11, and a lower end protruding from the outer cylinder 11 so that the steam pipe Q can be connected. The spiral plate 13 extends over the entire length of the inner cylinder 12 above the inlet 11a of the outer cylinder 11, and the plug member 12d fills the dead space below the inlet 11a of the outer cylinder 11. . The inner cylinder 12 can be pulled downward from the outer cylinder 11 together with the spiral plate 13 by removing the stopper 12f.
[0020]
The continuous boiling unit 10 introduces the gourd liquid pumped by a pump (not shown) through the line Pa into the outer cylinder 11 from the inlet 11a (in the direction of the arrow K1 in FIG. 1). It can be sent upward while turning around the inner cylinder 12 and discharged to the upper pipe line Pb through the outlet 11b (in the direction of arrow K2 in FIG. 1). Moreover, the inner cylinder 12 can inject | pour a vapor | steam into the gourd liquid in the outer cylinder 11 via the injection holes 12a, 12a .... However, the steam supplied to the inner cylinder 12 is a saturated steam whose pressure is higher than the pressure of the liquid in the outer cylinder 11. That is, the steamed liquid flowing from the bottom to the top in the outer cylinder 11 is heated by the steam from the inner cylinder 12, and is uniformly mixed by the spiral plate 13 while adding moisture generated by the condensation of the steam, and continuously boiled. Can be discharged.
[0021]
Such a continuous boiling unit 10 is cascade-connected in a plurality of stages (FIGS. 1 and 3), and a continuous steaming device for a gourd liquid is formed by combining a common steam header 21 and vertically long sealed aging tanks 31, 31. Can be built.
[0022]
The vertically long aging tanks 31, 31... Are interposed in series on the outlet 11b side of the continuous boiling unit 10 of each stage. That is, the pipe line Pb on the outlet 11b side of the continuous boiling unit 10 of each stage is connected to the lower end of the aging tank 31, and the upper end of the aging tank 31 is a pipe on the inlet 11a side of the continuous boiling unit 10 of the next stage. It is connected to the road Pa. Drain on-off valves Pa1 and Pb1 are branchedly connected to the pipelines Pa and Pb, respectively. However, the opening / closing valve Pa1 is omitted in the pipe line Pa on the inlet 11a side of the continuous boiling unit 10 in the first stage and the pipe line Pa from the aging tank 31 in the final stage. Steam from the steam source W is supplied to the steam header 21, and an open / close valve 21a, a pressure control valve 21b, and a check valve 21c interposed in the steam pipe Q are connected to the inner cylinder 12 of the continuous boiling unit 10 at each stage. The steam from the steam header 21 is supplied via. Each aging tank 31 is larger in diameter than the outer cylinder 11 of the continuous boiling unit 10 and has a sufficiently long large volume.
[0023]
Therefore, when the gourd liquid is pumped to the first-stage continuous boiling unit 10 via the line Pa (in the direction of arrow K3 in FIG. 3), the gourd is circulated through the continuous boiling unit 10 and the aging tank 31 in each stage in order. It is heated over a plurality of stages through the continuous boiling unit 10 of the stage, is appropriately aged by the aging tank 31 of each stage, and is sent to the next process (in the direction of arrow K4 in the figure). In addition, if the pumping of the liquid is stopped and the on-off valve Pa1 is opened, the unnecessary liquid in the pipe Pa and the outer cylinder 11 can be discharged into the waste groove A, and if the on-off valve Pb1 is opened, the pipe Pb, unnecessary waste liquid in the aging tank 31 can be discharged to the disposal groove A. It is also possible to sterilize the inside of the continuous boiling units 10, 10 ..., the aging tanks 31, 31 ..., the pipes Pa, Pa ..., Pb, Pb ... using steam from the steam header 21. is there.
[0024]
In the above description, the continuous boiling units 10, 10... May be operated so as to heat the gourd liquid only by some stages by opening a part of the on-off valves 21 a, 21 a. . Further, the aging tanks 31, 31... Are provided on the outlet 11 b side of one or more continuous boiling units 10 in any stage, instead of being interposed on the outlet 11 b side of the continuous boiling units 10, 10. May be. Furthermore, a jacket for cooling or heating can be attached to a part or all of the aging tanks 31 in order to appropriately control the aging temperature of the gourd liquid as required. Further, the injection holes 12a, 12a... Of the inner cylinder 12 may be formed by being randomly distributed on the outer periphery of the inner cylinder 12 irrespective of FIGS.
[0025]
【The invention's effect】
As described above, according to the present invention, by combining a plurality of continuous boiling units, a common steam header, and an aging tank, a continuous boiling process is performed while aging a large amount of rice cake liquid to a predetermined quality. can do.
[0026]
In addition, the continuous boiling unit includes a vertically long outer cylinder and an inner cylinder with a spiral plate that is housed in the outer cylinder, so that the inner cylinder injects steam into the gourd that circulates in the outer cylinder from bottom to top. In addition, since the kure solution can be heated while being uniformly mixed through the spiral plate, a large amount of kure solution can be efficiently and continuously boiled.
[Brief description of the drawings]
[Fig. 1] Longitudinal section explanatory diagram of the continuous boiling unit [Fig. 2] Exploded perspective view of the continuous boiling unit [Fig.
Q ... Steam pipe 10 ... Continuous boiling unit 11 ... Outer cylinder 11a ... Inlet 11b ... Outlet 12 ... Inner cylinder 12a ... Injection hole 12d ... Plug member 13 ... Spiral plate 21 ... Steam header 21a ... On-off valve 31 ... Aging tank

Claims (3)

A continuous boiling unit you cascaded in a plurality of stages, before Symbol a common steam header supplying steam to a continuous boiling unit in each stage, vertical sealed interposing in series with the outlet side of the continuous boiling units of the respective stages A cylindrical aging tank, and a drain opening / closing valve branchingly connected to an inlet side pipe of each continuous boiling unit except the first stage, and an outlet side pipe of each continuous boiling unit. Do Te Ri, continuous boiling unit of each stage, the inner cylinder was furnished coaxially barrel of the elongated forming tapered upper via a spiral plate, the outer cylinder has an inlet lateral Wu liquid A plug member having a lower portion and an upward outlet at the upper end, and the inner cylinder is formed by closing the upper end and dispersing injection holes on the outer periphery to fill a dead space in the outer cylinder below the inlet Is attached to the lower part and the front is extended over the entire length above the entrance. It annexed integrally helical plate periphery, a continuous boiling apparatus of the bean slurry you characterized by connecting the steam pipe from the steam header via an on-off valve at the lower end protruding from the outer cylinder. 2. A continuous boiling apparatus for wushu liquid according to claim 1 , wherein a cooling jacket is attached to some or all of the aging tanks . The said aging tank part or all, continuous boiling apparatus of the bean slurry of claim 1 Symbol mounting, characterized in that attaching a jacket for heating.

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