JP3130001B2 - Dehydration equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dehydration apparatus for separating a water-containing substance such as garbage discharged from a large amount in a restaurant or a dining room into a solid substance and a liquid at a high speed without clogging. It is about.

[0002]

2. Description of the Related Art As a conventional dewatering device, for example, as disclosed in Japanese Patent Application Laid-Open No. 9-24491, a spiral blade having a gradually reduced pitch is provided inside a straight cylindrical casing fixed to a machine base. A feed spiral having a feed spiral is disposed, and the rotation of the feed spiral pushes a water-containing object such as garbage supplied from an input port to discharge a liquid from a filtration unit formed around the casing. There is known a casing configured to discharge dehydrated solid matter from an opening at the tip of the casing.

In such a conventional dewatering device, the casing is formed by fixing a large number of ring-shaped casing pieces at appropriate intervals by external fixing means, and forming an endless gap that functions as a filtering section. I have. On the other hand, in the rotor with the feed spiral blades, a scraping tip is formed to project from an outer peripheral portion of the feed spiral blade, and the scraping tip turns in a form fitted into the endless gap from the inside. This prevents clogging of the endless gap, which is a filtering section.

[0004]

However, at the time of the high-speed dewatering treatment by the above-mentioned conventional dewatering device, each of the scraping chips which are inserted and turned into the endless gaps functioning as the filtering part are formed by a spiral. Since the projection is provided at the peripheral end of the wing and is fitted from the inside to the outside of each of the gaps, a part of the water-containing object being pushed and fed by the spiral wings passes through the gaps together with the moisture. At this time, for example, a foreign matter such as a long fiber material or a plastic sheet piece is entangled with the scraping tip, and is bitten by the endless gap and the scraping tip, thereby making it difficult to rotate the rotor. Had occurred. Furthermore, since the scraping tip guides a part of the water-containing object from the inside into the gap, the possibility of clogging is increased.

Further, in the above-mentioned conventional dewatering device, a large number of ring-shaped casing members are connected to form a casing in order to form an endless gap. It is necessary to provide a means for connecting and fixing the components at equal intervals, and the maintenance and inspection thereof are troublesome. The present invention solves the above-mentioned problems, and provides a dehydrating apparatus that enables high-speed dehydrating treatment, shortens the time required for dehydrating treatment, and hardly causes clogging.

[0006]

In order to solve the above-mentioned problems, a dehydrating apparatus according to the present invention is provided with a casing having a large number of end-shaped gaps formed therein, the gaps being engraved and integrally formed as a whole. And a swingable scraping tip support rod having a large number of scraping tips fitted into the gap from the outside is employed to efficiently discharge the liquid generated by the dehydrating action. At the same time, there is no need to worry about attracting foreign matter into the gap by the scraping tip, so the gap between the spiral blade tip and the inner peripheral surface of the casing is made as small as possible, enabling extremely stable pushing of the water-containing object. It is a dehydration apparatus.

The concrete solution of the present invention is as follows. (1) A dehydrator having a rotor with a feed spiral blade, which is arranged in the order of a main drive unit, an input hopper, a dehydration chamber, and a discharge unit, and is rotated by the main drive unit in the input hopper and the dehydration chamber. An integrated casing having an end gap formed therein and a swingable scraping tip support rod having a large number of scraping tips fixedly fitted into the end gap from the outer periphery; This is a dehydrating device that removes clogging from the outer periphery by the swinging operation of the scraping tip and efficiently discharges the liquid by the dehydrating action. (2) Further, the dewatering apparatus has an integral type casing in which a pair of the above-mentioned end gaps are provided on both sides from the lower center of the casing. (3) A dehydrating apparatus which is provided with a main drive unit, a charging hopper, a dehydrating chamber, and a discharge unit in this order, and has a rotor with a feed spiral blade rotated by the main driving unit in the charging hopper and the dehydrating chamber. A dewatering apparatus characterized in that the diameter of the rotor with the feed spiral blade is gradually expanded in the casing in which a large number of end gaps are formed, thereby gradually increasing the pressing pressure to perform dewatering. Yes,
(4) The dewatering device is further configured such that the upper part of the casing can be closed by a casing part for opening and closing the dehydrating chamber, so that the inside of the casing can be cleaned from the opened upper part.

[0008]

Embodiments of the present invention will be described with reference to the drawings. First, the dehydrator according to the present invention will be described with reference to FIG. 1 which is a front view. The dehydrator includes a main drive unit A, a loading hopper B, a dehydration chamber C, a discharge unit D, and a sub-drive unit E (see FIG. 2). The main drive unit A, which is composed of the first motor 1 and the gear 2, is fed via a pressure disk 12 and is supported by the input hopper B, the dehydration chamber C, and the discharge unit D. The rotor 3 with the spiral blade 7 is connected.

In the dewatering chamber C, for example, a laser cutting means is used to form a casing 8 in which a large number of narrow endless gaps 9 are formed, and a scraping fitting into the gaps 9 is performed. A swingable scraping tip support rod 10, 10 for fixing a number of tips 11, 11 is provided.

A rotor 3 having a feed spiral blade on the outer periphery is
The diameter of the spiral blade 7 which is composed of the small-diameter portion 4 in the charging hopper B portion and the bulging large-diameter portion 5 in the dewatering chamber C, and is fixed to the rotor 3 is constant. Even if the pitch is constant, the space for one pitch of the spiral blade 7 formed by the inside of the casing 8 is gradually reduced in the pushing direction of the water-containing object. The input hopper B and the dehydration chamber C are surrounded by a drainage chute 14, and the drainage chute 14 collects the liquid from the water-containing object and introduces the liquid into the drainage pipe 13. The end-shaped gaps 9 are, for example, 1.0
It can be configured to a width of up to 1.5 mm.

Next, the dehydrator according to the present invention will be described with reference to FIG. 2 which is a plan view. As shown in FIG. 1, the dehydrator comprises a main drive section A, a loading hopper B, a dehydrating chamber C, and a discharge unit D. , A sub-drive E, a first motor 1 and a gear 2
The rotor 3 with the feed spiral blades 7 that is pivotally supported across the input hopper B, the dewatering chamber C, and the discharge unit D is connected to the main drive unit A constituted by a pressure disk 12 and the like.

At the small diameter portion 4 of the rotor 3 at the input hopper B portion, a rotor 6 with auxiliary spiral blades is disposed so as to rotate in conjunction with the rotor 3 via a gear 2 and a sub-drive portion E Is the second motor 18 and the second motor 18
, And a connecting rod 20 driven by the turning member 19, and a swinging member 15 having a scraping chip supporting rod fixed thereto is connected to the connecting rod 20.

FIG. 3 is a side view of the apparatus shown in FIG.
In particular, the relationship between the turning member 19 that is turned by the second motor 18 in the sub-drive unit E and the swing member 15 that is driven to swing by this is clarified. As can be clearly seen in the figure, a swinging member 15 for fixing and supporting the scraping tip support rod at both ends thereof.
Is connected to the turning member 19 by the connecting rod 20,
By adjusting the length of the connecting rod 20, the swing member 15
It is also possible to arbitrarily adjust the swing range and thus the operating position of the scraping tip.

FIG. 4 shows the structure of the dehydrating chamber C. The casing 8 is a tubular body (see also FIG. 5) whose upper opening is closable by a casing piece 81 for opening and closing the dehydrating chamber. A large number of end gaps 9, 9 are formed at appropriate intervals on the peripheral side of the tubular body, and a brim portion 82 having a plurality of support rollers 83, 83 fixedly provided at both ends of the tubular body. 82 are provided. On the other hand, the oscillating scraping tip support rods 10, 10 on which a large number of scraping tips 11, 11 are fixed so as to be able to fit into the large number of end gaps 9, 9, are provided with the plurality of It is supported by a pair of swing members 15, 15 provided with a guide cylinder 16 guided by the support rollers 83, 83. A protruding piece 17 for receiving power is provided on one of the oscillating members 15 so as to be driven by the turning member by the connecting rod 20 as described above. It is surrounded by 14.

FIG. 5 is a partial sectional view of the dehydration chamber C shown in FIG. The casing 8 is formed of, for example, a cylindrical body made of stainless steel or the like, and has a large number of end gaps 9 formed in about two-thirds below the cylindrical body. In this case, for example, two or three continuous portions 85 in the circumferential direction of the cylindrical body are left, and the remaining portions are provided with gaps 9 at arbitrary intervals.

In this case, the gap is, for example, 1.0 to 1.5.
It is a slit with a width of mm, and is processed and formed using a laser cutter or the like. A dewatering chamber opening / closing casing piece 81 is provided at the open upper end of the casing 8 so as to be able to be closed, and is fixed to the scraping tip support rods 10, 10 in the above-mentioned end gaps 9, 9. Scraped tip 1
1 and 11 are fitted. Further, the continuous portion of the casing 8 in FIG. 5, that is, the engraved position of the end gaps 9, 9 is not particularly limited. However, in view of the problem of strength, the stability of the slit width, and the like, the embodiment shown in the drawing is particularly It is valid.

Driving of the inserted scraping tips 11, 11 is performed by the swing members 15, 15 via the connecting rod 20 and the projecting piece 17.
Is swung, and the scraping tip support rods 10, 10, the ends of which are fixed by the swinging members 15, 15 are also swung as indicated by the arrow W in the drawing. An arcuate rocking motion is made along. As shown in FIG. 3, the swinging members 15 are driven by the connecting member 20 by the rotation of the second motor 18 and the turning member 19.

In order to carry out the dehydration processing of a water-containing substance such as garbage by the dehydrator of the present invention having such a structure, the first motor 1 of the main drive unit A is activated in advance in FIG. The gear 2 and the rotor 3 with the spiral blades 7 are driven to rotate, and a desired water-containing object is charged into the charging hopper B.

The charged water-containing object is gradually pushed into the dewatering chamber C by the small-diameter portion 4 of the rotor 3 and squeezed and dewatered by the casing 8 and the swollen large-diameter portion 5 of the rotor 3 to discharge unit D. On the other hand, the liquid to be hydrated is discharged and collected from a large number of end gaps 9 formed in the casing 8 of the dehydration chamber C to the drain chute 14 and introduced into the drain pipe 13. Rotor 3 in the dehydration chamber C
The swollen large-diameter portion 5 has a shape in which the space for one pitch of the spiral blade 7 is gradually reduced along the pushing direction of the hydrated object, and the hydrated object is gradually pressed and dehydrated. You.

At the time of this dehydration treatment, a small amount of impurities and the hydrated object cause clogging of the end-faced pores 9, 9 which are the filtering surface portions, thereby lowering the dehydration efficiency of the hydrated object. Scraping tip 1 with supporting rods 10, 10
The clogging in the end gaps 9, 9 is scraped from the outer side of the casing 8 by swinging 1, 11.

The operation of the charging hopper B and the scraping chips 11 in the dewatering apparatus of the embodiment shown in FIG. 2 will now be described. A bladed rotor 6 is arranged so as to interlock with the rotor 3 via the gear 2, so that the input water-containing object can be positively pushed. The sub-drive unit E includes a second motor 18, a turning member 19 driven by the second motor 18, and the turning member 1.
9 and a connecting rod 20 driven by
A swinging member 1 on which a scraping tip support rod 10 is fixedly mounted.
5 is connected, the scraping tip operates by the driving of the second motor 18 to scrape the clogging in the end gap.

Since such a dehydrating apparatus is often used in a place where food is handled, it is particularly important to clean the dehydrating chamber C. In this case, the casing part 81 for opening / closing the dehydrating chamber is opened from the casing 8, and fresh water is poured into the casing 8 from the opened upper part of the casing 8. At this time, the casing 8 of the present invention is made, for example, by mirror finishing the inside of a cylinder made of stainless steel or the like, and furthermore, since the scraping tip is inserted from the outside into the end gap, the casing 8 contains water. Almost no object remains, cleaning can be performed very easily by injecting the fresh water, and clogging can be easily prevented.

[0023]

As described above, the dehydrator of the present invention can employ a casing provided with a large number of end-formed gaps formed by laser cutting, for example, having a width of 1.0 to 1.5 mm. Good dehydration is possible. Further, since the inner diameter of the casing 8 can be mirror-finished or the like, the difference between the inner diameter and the outer diameter of the spiral blade 7 can be minimized. The approach was almost completely prevented. Further, since the casing member of the device of the present invention is formed by engraving an end-faced gap in the cylindrical body, there is no need to separately connect and fix the casing component pieces, and the maintenance and inspection, cleaning, etc. Became even easier. The most remarkable effect of the present invention is that, since the scraping tip is inserted into the gap in the casing from the outside thereof, the possibility of the foreign matter being bitten by the swing of the scraping tip is extremely low. As a result, an extremely efficient dewatering apparatus could be obtained in combination with the reduction of the maintenance and inspection time.

[Brief description of the drawings]

FIG. 1 is a front view showing a dehydrator for carrying out the present invention.

FIG. 2 is a plan view showing the dehydrating apparatus shown in FIG.

FIG. 3 is a side view of a dehydration chamber of the dehydrator shown in FIG.

FIG. 4 is a front view of a dehydration chamber of a dehydrator for implementing the present invention.

FIG. 5 is a sectional view taken along line AA of the dehydration chamber shown in FIG.

[Explanation of symbols]

 Reference Signs List A Main drive unit B Input hopper C Dehydration chamber D Discharge unit E Sub-drive unit 1 First motor 2 Gear 3 Rotor with feed spiral blade 4 Small diameter portion of rotor with feed spiral blade 5 Swelling large diameter of rotor with feed spiral blade Part 7 Feed spiral blade 8 Casing 9 Ended gap 10 Scraping chip support rod 11 Scraping chip 15 Swing member 18 Second motor 19 Swivel member 20 Linked rod

──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-8-141789 (JP, A) JP-A 64-8915 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B30B 9/14 B01D 29/64

Claims (4)

(57) [Claims] 1. A dehydrating apparatus having a rotor with a feed spiral blade, which is arranged in the order of a main drive unit, a charging hopper, a dehydrating chamber, and a discharge unit, and is rotated by the main driving unit in the charging hopper and the dehydrating chamber, A casing having a large number of end gaps formed therein and a swingable scraping tip support rod having a large number of scraping tips fixedly fitted into the end gaps from an outer periphery thereof; A dewatering device characterized in that clogging of the liquid is removed from the outer periphery by the shaking operation of the scraping tip so that the liquid is efficiently discharged by a dehydrating action. 2. The dehydrating apparatus according to claim 1, wherein a pair of said plurality of end gaps are provided on both sides from a lower center of the casing. 3. A dehydrating apparatus having a rotor with a feed spiral blade, which is arranged in the order of a main drive unit, an input hopper, a dehydration chamber, and a discharge unit, and is rotated by the main drive unit in the input hopper and the dehydration chamber, The dehydration is performed by gradually increasing the diameter of the rotor with the feed spiral blade in the casing of the dehydration chamber in which a large number of end gaps are formed, thereby increasing the pressure gradually. 3. The dehydrating apparatus according to 1 or 2. 4. The casing according to claim 1, wherein an upper portion of the casing is configured to be able to be closed by a casing piece for opening and closing the dehydrating chamber, so that the inside of the casing can be cleaned from the opened upper portion. The dehydration apparatus according to any one of the above.