JPH0476736B2 - - Google Patents

Description

Detailed Description of the Invention <Industrial Application Field> The present invention relates to a dryer for drying products after painting or cleaning, a tableware disinfection storage for storing tableware at a disinfection temperature, or a dryer for drying products after painting or washing, or This invention relates to a constant temperature bath with a rotating shelf that is used as a constant temperature bath for storage at heating or cooling temperatures.

<Conventional technology> There are various types of dryers that dry products after painting or washing, tableware disinfection storages that store dishes at a disinfecting temperature, and thermostats that store products at a constant heating or cooling temperature. used in the field of

<Problems to be Solved by the Invention> This type of thermostatic oven generally has a plurality of shelves inside and has a structure on which products are placed and stored. In order to take products in and out of the shelves, it was necessary to install a large door, and when taking products in and out of each shelf, the positions changed significantly, making it extremely difficult to take products in and out. On the other hand, the vertically long warehouse is used as a storage warehouse for storing various industrial parts or products, etc.
There is a device that has rotating shelves that are rotated by a chain and stores a large number of parts and products on each shelf.
This type of conventional storage cabinet does not have the function of heating or cooling the stored items to store them at a constant temperature, so there was a problem that they could not be used as a constant temperature bath.

On the other hand, large storage cabinets or thermostatic chambers that store a large number of parts or products are usually designed with a high height in order to reduce the installation area. If the height is higher than the opening of the room where it is installed, it will be difficult to bring it in. Therefore, it is necessary to assemble the storage cabinet or thermostatic chamber in the room where it will be installed, but the assembly work, including welding, must be done on site, which poses the problem of requiring skilled technology and a lot of time for installation work. It was hot.

<Means for Solving the Problems> The present invention has been made to solve the above problems, and it is possible to place a large number of articles on a rotating shelf, to easily take them in and out, and to efficiently cover the entire inside of a thermostatic oven. The object of the present invention is to provide a constant temperature bath with a rotating shelf that can be heated or cooled, and also to provide a method for assembling the constant temperature bath that can be assembled easily and in a short time at the installation site.

For this purpose, the constant temperature oven with rotating shelves of the present invention has sprockets pivoted on both the upper and lower sides in a vertically long storage chamber surrounded by a heat insulating wall, and chains are run vertically on both sides of the sprockets. A rotating shelf consisting of a plurality of shelves connected to each other is arranged, a vertically elongated ventilation chamber is formed on the side of the storage chamber with a partition wall in between, and a blower that takes in air from the top of the storage chamber is installed in the upper part of the ventilation chamber. A heat exchanger is connected to the discharge side of the blower, and a ventilation passage with a large number of ventilation holes on the indoor side is formed at both corners of the bottom of the storage chamber, and a heat exchanger is connected to the discharge side of the heat exchanger. It is configured by being connected to the ventilation path.

This constant temperature bath with a rotating shelf is used, for example, to dry various products after washing, and the products are placed on the rotating shelf in the storage chamber, but since the products are placed on the shelf that is rotated by a chain, All products can be easily taken in and taken out from a takeout port provided at a suitable location in the storage room. Further, in the storage chamber, air from the upper part is sucked by a blower, and hot air is blown into the room through a heat exchanger and circulated through the ventilation holes of ventilation passages provided at both corners of the bottom of the storage chamber. Therefore, hot air can be circulated throughout the storage chamber, and all products placed on the rotating shelves can be efficiently dried.

Furthermore, the method for assembling the constant temperature oven of the present invention includes sprockets being pivotally supported on both the upper and lower sides in a vertically long storage chamber surrounded by a heat insulating wall, and chains running vertically on both sides of the sprockets. A method for assembling a constant temperature oven with a rotating shelf, which is equipped with a rotating shelf formed by connecting shelves, the method comprising: pivoting the upper sprocket on the upper frame of the thermostatic oven formed by dividing it from the lower main body; are attached to the upper sprockets on both sides, the upper frame is fixed on the frame of the lower main body by aligning the flanges, and the lower end of the split chain is connected to the upper end of the lower chain on the lower main body side. It is constructed to be assembled with a thermally insulated wall.

In this way, the lower body, upper frame, and upper insulating wall of the thermostatic oven can be separated and transported to the installation location, so these parts can be transported into a room with a narrower opening than a large thermostatic oven. It can be assembled and a constant temperature bath can be installed. In addition, the work at the installation site is as simple as fixing the upper frame onto the lower frame of the lower body, connecting the divided chains, and fixing the stepped heating wall around the upper frame, making assembly quick and easy. It can be done with

In addition, a straight chain guide and a curved chain guide are provided in the lower body to hold the lower chain in place, so the lower body and upper frame are divided, and the chain for the rotating shelf is divided into upper and lower parts. Even in the closed state, the lower chain can be held in place and the connection work with the upper chain can be easily performed.

<Example> Hereinafter, an example of the present invention will be described based on the drawings.

FIG. 1 shows a front view of the constant temperature oven with a rotary shelf, FIG. 2 shows a right side view thereof, and FIGS. 3 and 4 show longitudinal sectional views thereof. This constant temperature bath is basically constructed by arranging a rotating shelf 15 in a vertically long storage chamber 2 surrounded by a heat insulating wall 11, and providing a ventilation chamber on the side of the storage chamber 2.

The rotating shelf 15 has shafts 13 and 1 provided horizontally above and below.
A pair of sprockets 16, 17 are pivotally supported on both sides of the sprocket 4, two chains 18 are extended between the sprockets 16, 17 on both upper and lower sides in the vertical direction on both sides, and a connecting arm 20 is connected to the chains 18, 18 on both sides. A large number of shelves 19 are connected at regular intervals and supported horizontally between connecting arms 20, 20 on both sides, and the lower shaft 14 is intermittently driven to rotate at a constant speed by a motor 21 with a reduction gear. 19 on a vertically long circular track.

A door 12 for taking in and taking out stored items is provided approximately at the center of the front face of the thermostatic oven, and a stop switch is provided so that each shelf 19 always stops at the position of this door 12. In addition, in order to prevent the chain 18 from shaking, the vertical portion of the chain 18 is slidably guided by a linear chain guide 22 fixed to a frame or the like, as shown in FIG. Chain 18 where it is locked to sprocket 17
is slidably guided by a curved chain guide 23 to prevent it from falling during assembly.

A vertically elongated ventilation chamber 3 is formed on the side of the storage chamber 2 with a partition wall in between, and a blower 4 is installed in the upper part of the ventilation chamber 3 to take in air from the storage chamber through an intake hole 6 at the top of the partition. A heat exchanger 5 is connected to the discharge side of the blower 4 via a duct. As the heat exchanger 5, when heating the storage room, an electric heater,
A combustion burner or one that heats the air using steam is used, and when cooling the inside of the storage chamber, a type that cools the air by passing a refrigerant such as cooling water through a cooling coil is used.

On the other hand, at the bottom of the storage chamber 2, ventilation passages 9 and 10 are formed on both sides thereof, and the ventilation passages 9 and 10 are triangular prism-shaped and have a large number of ventilation holes 9a and 10a on the indoor side, and the discharge side of the heat exchanger 5 has two ducts 7. , 8 to the ventilation passages 9 and 10 on both sides. Therefore, the air in the storage chamber 2 is sucked through the intake hole 6 by the operation of the blower 4, sent to the heat exchanger 5, heated or cooled, and passed through the two ducts 7 and 8 to the bottom of the storage chamber. is sent to the ventilation passages 9, 10 at the corners of the ventilation holes 9a, 1.
Air is blown into the storage room from 0a and circulated. A control panel with various switches and the like is provided at the front of the ventilation chamber, and an exhaust duct for indoor exhaust is provided at the top of the storage chamber.

The thermostatic chamber with a rotating shelf, which has the structure shown above, is long and large, making it difficult to transport it through the opening of the room where it is installed. In order to make the assembly work at the installation site relatively easy, the lower body is pre-assembled in a factory etc. to a substantially completed state.
The components of the upper part, such as the upper frame and the insulation panel, are each formed in a semi-finished state at the factory and assembled at the installation site.

That is, as shown in Fig. 5, the lower half of the thermostatic chamber, that is, the lower main body A, has the frame, heat insulating wall, cover for the ventilation chamber, control panel, heat exchanger, etc. assembled in a nearly complete state, and especially the upper divided part. From the opening, a rectangular frame-shaped flange 24 fixed to the lower frame is exposed.
is installed protrudingly. Furthermore, the chain 18 of the rotary shelf 15 is divided on both sides at the dividing position, becomes a divided chain, engages the lower sprocket 17, and is held within the linear chain guide 22. Since the chain is held by the curved chain guide 23, the split chain is held in place without falling.

On the other hand, the upper part of the thermostatic chamber consists of a rectangular box-shaped upper frame 25, panel-shaped heat insulating walls 11a to 11d assembled on the outside of the frame, an upper partition wall 26 to which the blower 4 is attached, and an upper cover 27 of the ventilation chamber. Each part is manufactured in advance at a factory and delivered to the installation site in a disassembled state.

A rectangular frame-shaped flange 25a is provided at the bottom of the upper frame 25, and a pair of sprockets 16 for rotating shelves are attached together with the shaft 13 approximately inside the center, and the upper chain is divided into the sprockets 16 on both sides. 18a is applied. Each panel-shaped heat insulating wall 11a to 11d is formed by surrounding a heat insulating material of a predetermined size with a decorative stainless steel plate or the like.

When assembling the thermostat at the installation site, first place the upper frame 25 on top of the lower body A.
is placed so that the flange 25a is aligned with the flange 24 on the lower main body, and is fixed by tightening bolts or the like. Next, both ends of the upper chain 18a are connected to the tip of the chain 18 on the lower main body side, and after adjusting the tension of the chain to an appropriate level using a tension adjuster (not shown), the connecting arms 20 are sequentially attached thereto while rotating the chain 18. Then, each shelf 19 is horizontally attached to the ends of the connecting arms 20 on both sides, and the rotating shelf 15 is completed.

Next, the heat insulating walls 11a to 11d and the upper partition wall 26 with the blower attached are screwed to each surface of the upper frame 25, and the discharge side of the blower 4 and the upper part of the heat exchanger 5 on the lower body side are connected by a duct. Between the upper insulating wall and the lower body, that is, flanges 24 and 25.
Attach a heat insulating cover to the gap created around a.
Finally, a box-shaped cover 27 is attached to the upper partition wall 26 to complete the thermostatic chamber.

Such a constant temperature oven with a rotating shelf can be used as a dryer by placing various industrial products after washing or painting on the rotating shelf 15 and circulating hot air when heated by the heat exchanger 5. Moreover, if the washed dishes are stored on the rotating shelf 15 in the storage room and the room is kept at a disinfection temperature, it can be used as a tableware disinfection storage. Furthermore, when the heat exchanger 5 cools the ventilation, it can also be used as a low-temperature constant temperature bath.

<Effects of the Invention> As explained above, according to the constant temperature oven with a rotating shelf of the present invention, sprockets are pivotally supported on both the upper and lower sides in a vertically long storage chamber surrounded by a heat insulating wall, and chains are attached to these sprockets. A revolving shelf is installed in which multiple shelves are connected in chains on both sides, extending vertically on both sides, and a vertically elongated ventilation chamber is formed on the side of the storage chamber with a partition wall in between. A blower is installed that draws air from the top of the room.
A heat exchanger is connected to the discharge side of the blower, and a ventilation passage with a large number of ventilation holes on the indoor side is formed on each side of the bottom of the storage chamber, and the discharge side of the heat exchanger communicates with the ventilation passage. Because of the connected structure, the stored items are placed on the shelf that is rotated by the chain, so that the stored items can be easily taken in and taken out from the outlet provided at a suitable location in the storage chamber.
In addition, inside the storage room, the air at the top is sucked in by the blower, and hot air is blown into the room through the ventilation holes provided at both corners of the bottom of the storage room through the heat exchanger and circulated. Hot air or cold air can be circulated to every corner of the room, and articles placed on the rotating shelf can be efficiently heated, dried, or cooled.

Furthermore, according to the method for assembling a thermostatic chamber of the present invention,
The upper sprocket is pivotally supported on the upper frame of the constant temperature chamber, which is formed by being split from the lower body, and split chains are placed on the upper sprockets on both sides, and the upper frame is fixed on the frame of the lower body by aligning the flanges, and the split chain After connecting the lower end to the upper end of the lower chain on the lower main body side, in order to assemble the pre-formed insulating wall around the upper frame, connect the lower main body and upper frame of the constant temperature oven, and the upper insulating wall. It can be separated and transported to the installation location, and even in a room with a narrower opening than a large thermostat, the parts can be transported and assembled.
A constant temperature bath can be installed. In addition, the work at the installation site is as simple as fixing the upper frame onto the lower frame of the lower main body, connecting the divided chains, and fixing the insulation wall around the upper frame, making assembly possible in a short time. It can be done with

[Brief explanation of the drawing]

The figures show one embodiment of the present invention, in which Fig. 1 is a front view of a constant temperature chamber, Fig. 2 is a right side view thereof, and Fig. 3 is a
4 is a sectional view of the same, FIG. 5 is a perspective view of the assembled state, and FIG. 6 is an enlarged sectional view of the chain and its guide. 2...Storage room, 3...Blower room, 4...Blower,
5... Heat exchanger, 9, 10... Ventilation path, 11...
Insulating wall, 15... rotating shelf, 16, 17... sprocket, 18, 18a... chain, 22... straight chain guide, 23... curved chain guide.

Claims (1)

[Scope of Claims] 1. Sprockets are pivotally supported on both the upper and lower sides in a vertically long storage chamber surrounded by a heat insulating wall, chains are run vertically on both sides of the sprockets, and a plurality of shelves are connected to the chains on both sides. A vertically long ventilation chamber is formed on the side of the storage chamber with a partition wall in between, and a blower that takes in air from the top of the storage chamber is installed in the upper part of the ventilation chamber. A heat exchanger is connected to the discharge side, a ventilation passage having a large number of ventilation holes on the indoor side is formed at both corners of the bottom of the storage chamber, and the discharge side of the heat exchanger is connected to the ventilation passage. A constant temperature bath with a rotating shelf. 2 In a vertically long storage chamber surrounded by an insulating wall, there is a rotating shelf with sprockets pivoted on both the upper and lower sides, chains running vertically on both sides of the sprockets, and a plurality of shelves connected to the chains on both sides. This is a method for assembling a constant temperature chamber with a rotary shelf, in which an upper sprocket is pivotally supported on the upper frame of the constant temperature chamber, which is formed by dividing the lower main body, and split chains are applied to the upper sprockets on both sides, and the upper frame is attached to the upper sprocket. The flanges are aligned and fixed on the frame of the lower main body, the lower end of the split chain is connected to the upper end of the lower chain on the lower main body side, and then a pre-formed heat insulating wall is assembled around the upper frame. How to assemble a thermostat with a rotating shelf. 3. The method of assembling a constant temperature bath with rotating shelf according to claim 2, wherein a straight chain guide and a curved chain guide are provided in the lower body to hold the lower chain in a fixed position.