KR19980014102A - Low-temperature crab washing and separating method and its washing and separating device - Google Patents

Abstract

The present invention provides a low-temperature blue crab washing and separating method and a washing and separating device having a simple structure that can be easily washed while separating the blue crab using the habit of the blue crab.

The method utilizes a kind of anesthesia that occurs below 8 ° C (preferably 5 ° C), that is, crabs withdraw their power as they claw their feet. The crab has an inclined plate to which a plurality of blue crabs slide and is transported, and an inlet for injecting the plurality of blue crabs is formed at the upper end of the inclined plate, and the outlet of the plurality of blue crabs is washed, separated and discharged at the lower end of the inclined plate. Formed and washed. At least one spray tube each having a plurality of nozzles for spraying cold water below 8 ° C. at a high pressure on a plurality of blue crabs that are slid and transported on an inclined plate inside the separator and cold water below 8 ° C. And a low temperature water supply device fluidly connected to the injection pipe via a supply pipe to supply the high pressure.

Accordingly, not only can be easily separated while washing the entangled with each other, it is also easy to wrap when packing packed, no damage occurs at all.

Description

Low-temperature crab washing and separating method and its washing and separating device

1 is a perspective view showing a device for cleaning and separating silver crab crab according to one embodiment of the present invention;

Figure 2 is a schematic cross-sectional view showing the configuration of a simple low temperature supply device for supplying a low temperature in FIG.

* Explanation of symbols on main parts of the drawings

1: trap 10: cold crab washing and separating device

12: wash and separate 12 ': inlet

12: exit 14: inclined plate

16: waste outlet 18: waste box

20: trap feed plate 22: transfer guide

24: supply pipe 26: injection pipe

30: simple low-silver water supply device 32: storage tank

34 discharge tube 36 freezer

38: water supply pump 40: refrigeration coil

42: sea water supply pipe 44: circulation pipe

The present invention relates to a low-temperature blue crab washing and separation method and a washing and separating device, and more specifically, when the crab of a large number of crabs, the feet of the plurality of crabs are entangled with each other due to their habits, they are easily separated It relates to a low-temperature blue crab washing and separation method that can be washed while the washing and separating apparatus.

Live crabs have a habit of tangling with each other when they touch each other. Therefore, after grasping and cramping crabs alive with a tusk (a net of crab catches), in order to wrap, separate and crab each crab one by one from the tusk, separate them from each other, or pack them separately from the tusks, Next, one by one to separate and separate, packaging to separate the male and female. In addition, at this time, the mud washed up from the mud flats should be cleaned.

However, it is very cumbersome to separate and separate the crab tangled by hand in this way, and furthermore, there is a problem that the value of the product is largely lost when the part of the body of the crab easily falls off.

Accordingly, the present invention is to solve this problem, to provide a low-temperature blue crab washing and separation method and a cleaning and separating apparatus having a simple structure that can be easily washed while separating the blue crab using the habit of the crab. There is this.

In order to achieve this object, the present invention utilizes a kind of anesthesia occurring below 8 ° C. (preferably 5 ° C.), that is, a phenomenon in which blue crabs withdraw their power while shrunk their feet. In the method of washing and separating, the injection of a plurality of blue crabs at a high pressure to the cold water of 8 ℃ (preferably 5 ℃) or less through a plurality of nozzles formed in the plurality of injection pipes while conveying the plurality of blue crabs It is characterized by washing and separating the plurality of blue crabs.

In addition, the present invention, as an example device for performing the method, in the low-temperature blue crab washing and separating apparatus for washing and separating a plurality of live crab tangled with each other, the plurality of blue crab is slippery transported to the inner bottom Separation having an inclined plate, an inlet for injecting the plurality of blue crabs in the upper portion of the upper portion of the inclined plate, the lower portion of the inclined plate is formed of an outlet for washing and separating the separated blue crab At least one spray pipe each formed with a plurality of nozzles for injecting cold water below 8 ° C. at a high pressure onto a plurality of blue crabs that are slid over the inclined plate inside the enclosure and cold water below 8 ° C. at a high pressure. And a low temperature water supply device fluidly connected to the injection pipe via a supply pipe for supplying.

A plurality of waste outlets are formed on the inclined plate of the washing and separating box, and a waste box is provided at the lower portion of the waste discharge outlet, so that only the wastes can be collected separately, and the low temperature water supply device is connected to the spray pipe through a water supply pump. Storage tank for low temperature water connected with discharge pipe and circulation pipe for supplying and circulating low temperature water at high pressure, and seawater supply pipe for inflowing sea water, so that the low temperature water in the storage tank is kept at least 8 ° C or less. It may be configured as a refrigeration coil for heat exchange with the low temperature water in the tank and a refrigeration unit for circulating and supplying a low temperature refrigerant to the refrigeration coil. In addition, it is also possible to use the existing refrigeration apparatus, or simply supply the cold water using a freezer.

Hereinafter, with reference to the accompanying drawings, an embodiment of the present invention, as follows.

In FIG. 1, the low-temperature crab washing and separating device 10 according to an embodiment of the present invention includes a washing and separating box 12 and a spray pipe 26.

The washing and separating box 12 has an inclined plate 14 through which a plurality of blue crab slides and is transported to an inner bottom, and an inlet for injecting the plurality of blue crabs into an upper portion of an upper end of the inclined plate 14 ( 12 'is formed, and at the lower end of the inclined plate 14, an outlet 12 is formed in which the plurality of blue crabs are washed, separated and discharged.

A plurality of waste outlets 16 are formed in the inclined plate 14 of the washing and separating box 12, and the cold water and the dirt washed with blue crab are introduced into the waste box 18 at the lower portion of the waste outlet 16. A dirt box 18 is installed. The dirt is filtered from the waste box 18 by filtration means (not shown), and only the low temperature water is stored in the storage tank of the simple cold water supply device 30 via the circulation pipe 44 as shown in FIG. It can be configured to circulate and reuse (32). The inclined plate 14 may be composed of a plurality of rods to discharge dirt to the bottom.

The injection pipe 26 may be configured and arranged in various forms, and the low-temperature water below 8 ° C. is applied to a plurality of blue crabs that are slid and transported onto the inclined plate 14 inside the washing and separating box 12. A plurality of nozzles for ejecting are formed in the ejection tube 26.

In order to supply the low temperature water of 8 degrees C or less to the injection pipe 26 at high pressure, the low temperature water supply apparatus fluidly connected to the injection pipe 26 via the supply pipe 24 is needed. The low temperature water supply device may be configured as a simple transplant as shown in Figure 2, and if there is a refrigerated warehouse, it may be used to lower the temperature of the water and supply the low temperature water through the water supply pump 38. .

In FIG. 2, the low temperature water supply apparatus circulates at least a low temperature water storage tank 32, a refrigeration coil 40 for exchanging heat with the low temperature water in the storage tank 32, and a low temperature refrigerant in the freezing coil 40. And a freezer (36) for feeding.

The low temperature water storage tank 32 is connected to the discharge pipe 34 and the circulation pipe 44 for supplying and circulating the low temperature water at high pressure through the water supply pump 38 and circulating the seawater. Sea water supply pipe 42 for inflow is connected.

The refrigeration coil 40 circulates therein with a refrigerant that exchanges heat with the cold water in the storage tank 32 so as to maintain the cold water in the storage tank 32 at least 8 ° C. or less. By installing a temperature controller (not shown) in such a simple cold water supply device 30, the temperature can be automatically adjusted.

Referring to the operation of the low-temperature blue crab washing and separating apparatus according to an embodiment of the present invention configured as described above and the low-temperature blue crab washing and separating method of the present invention, as follows,

Part of the inlet 12 'formed at the upper part of the low-temperature blue crab washing and separating device 10 after catching and cramping crabs alive with a trap 1 (a net of a crab structure). Upside down in the trap (1) to put a number of live crabs intertwined inside each other. At the same time, the feed water pump 38 is operated to inject cold water below 8 ° C into the blue crab from the plurality of injection nozzles of the injection pipe 26 via the supply pipe 24. Accordingly, tangled blue crabs are washed by impact, sprayed high pressure cold water, and the blue crabs are anesthetized by wetness and pinch their large feet.

The low temperature water is preferably 5 ° C or lower since anesthesia is weakly observed depending on the crab at 8 ° C or lower. If there is a freezer, it is easy to supply the low temperature water. The low temperature water supply device 30 can easily supply the low temperature water.

As described above, when the crab is squeezed by cold water, the crab's feet can be easily separated while washing the entangled state due to their habits. In addition, when carrying a packed crab box with its legs open, half of it is broken during transportation (shaking), but when it is packed as above, no damage occurs, and it is separated from each other and wrapped in anesthesia. In order to reduce the labor force to half, the 5kg can be packaged small, and the crab packed with the legs closed can be packed without damage or damage, thus improving the value of the product. In particular, it is more advantageous for export packaging, which has innovative effects such as increased exports and domestic distribution. In addition, the structure and operation is simple, not expensive, many people have been washed and separated in the past, but it can be replaced inexpensively, and the probability of the value of the product is greatly reduced.

Claims (5)

A method of washing and separating a plurality of live crabs, which are entangled with each other, comprising: feeding a plurality of blue crabs to a plurality of crabs for transferring the cold water at 8 ° C. or less at a high pressure through a plurality of nozzles formed in a plurality of injection tubes. A low temperature blue crab washing and separating method comprising spraying to wash and separate the plurality of blue crabs. The method of claim 1, wherein the cold water to be sprayed is 5 ° C or less. In a low-temperature blue crab washing and separating device for washing and separating a plurality of blue crabs living and entangled with each other, the lower crab has an inclined plate 14 on which a plurality of blue crabs slide and are transported, and an upper portion of the inclined plate 14 An inlet 12 ′ is formed in the upper portion for injecting the plurality of blue crabs, and at the lower end of the inclined plate 14, a plurality of blue crabs are washed and separated, and an outlet 12 is formed to be discharged. ), At least one injection pipe 26 each having a plurality of nozzles for spraying low temperature water of 8 ° C. or less at high pressure on a plurality of blue crabs that are slid over the inclined plate 14 inside the separator 12. And a low temperature water supply device fluidly connected to the injection pipe 26 via a supply pipe 24 to supply the low temperature water of 8 ° C. or lower to the injection pipe 26 at a high pressure. Low temperature crab wash and min Redevice. The method of claim 3, characterized in that a plurality of waste outlets 16 are formed in the inclined plate 14 of the washing and separating box 12, and the waste waste outlet 16 is provided with a waste box 18. Low temperature crab washing and separating device. The discharge pipe 34 and the circulation pipe according to claim 3 or 4, wherein the low temperature water supply device supplies and circulates the low temperature water at high pressure to the injection pipe 26 via a water supply pump 38. The storage tank 32 of the low temperature water to which the 44 is connected and the seawater supply pipe 42 for introducing the seawater is connected, and the low temperature water in the storage tank 32 is maintained at least 8 ° C. or lower. Cold crab washing and separating apparatus, characterized in that consisting of a refrigeration coil (40) for heat exchange with the cold water in the inside and the freezer (36) for circulating, supplying the coolant to the refrigeration coil (40).