CN215380800U - Fish egg hatching device - Google Patents

Abstract

The utility model discloses a fish egg hatching device which comprises a hatching barrel, wherein the hatching barrel comprises a first barrel body, a water inlet pipe and a material discharging pipe, a conical lug is arranged at the bottom of the first barrel body, the water inlet pipe is fixed in the first barrel body, the water outlet of the water inlet pipe is positioned right above the lug, and the material discharging pipe is communicated with the side wall of the upper part of the first barrel body. The utility model aims to provide a fish egg hatching device, which can effectively roll fish eggs in a first barrel body by a small initial speed of water flow, and improve the hatching rate of the fish eggs.

Description

Fish egg hatching device

Technical Field

The utility model relates to the technical field of fish egg incubation, in particular to a fish egg incubation device.

Background

Roe is at the hatching in-process, puts into the hatching bucket with the roe usually to utilize the inlet tube to supply water to the bottom of hatching bucket, water impact hatching bucket's barrel head back is to spreading all around, rolls along the lateral wall of hatching bucket at last, thereby improves the hatchability of roe. However, the fish eggs are easily damaged in the using process of the hatching device, the reason is that the water body of the water inlet pipe vertically impacts the bottom of the barrel, so that water flow is uneven, the kinetic energy loss of water flow is large, the fish eggs can be guaranteed within an effective range only by a larger initial water flow speed, the larger initial water flow speed easily impacts the fish eggs, and the fish eggs are easily damaged.

Disclosure of Invention

In view of the above prior art, the present invention provides a fish egg hatching apparatus, which can effectively and uniformly turn fish eggs in a first barrel body with a small initial velocity of water flow, thereby improving the hatching rate of fish eggs.

The technical scheme of the utility model is realized as follows:

the utility model provides a fish egg hatching apparatus, includes the hatching bucket, the hatching bucket includes first staving, inlet tube and row's material pipe, the bottom of first staving is equipped with conical lug, the inlet tube is fixed in the first staving, just the delivery port of inlet tube is located directly over the lug, the upper portion lateral wall intercommunication of first staving has row's material pipe.

Furthermore, the lug is conical, and the lug and the bottom of the first barrel body are in smooth transition.

Furthermore, the distance between the water outlet of the water inlet pipe and the bump is 0.5-2 cm.

Furthermore, the included angle between the water outlet direction of the water inlet pipe and the side wall of the convex block is 10-45 degrees.

Furthermore, the first barrel body is in an inverted cone shape, and the bottom and the side wall of the first barrel body are in smooth transition.

Further, still including the cistern of range upon range of setting, be equipped with in the cistern the seedling basin, arrange the material pipe with fry and water drainage in the superiors the seedling basin is interior, the seedling basin includes second staving and filtration pore, it locates to filter the pore the lateral wall of second staving, the cistern is equipped with the leading water pipe, the seedling basin or the first cistern top of one deck are located down to the delivery port of leading water pipe.

Furthermore, a filter screen is arranged in the filter hole.

Further, the water storage tank is fixed on the hatching frame.

Further, the reservoir of the lowest layer is provided with a water pump, and the water pump pumps water to the water inlet pipe.

The utility model has the beneficial effects that:

(1) the water flow enters from the bottom of the hatching barrel, so that gas is prevented from entering, and bubbles are prevented from being adhered to eggs to take away the fish eggs.

(2) The conical projection plays a role in guiding water flow, so that water flow is uniformly diffused all around.

(3) The effect of conical staving for rivers in the bucket are whirled uniformly, and the very watery discharge of this kind of design guarantee just can drive all roes and turn along unanimous direction, reduces each other strong collision damage, stops the dead angle simultaneously.

(4) The designed water flow is uniform and has no dead angle, high-density incubation can be ensured, and 12 ten thousand fish eggs can be incubated in an incubation barrel of 5L water body at a time.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a sectional view showing a fish egg hatching apparatus according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural diagram of a fish egg hatching device according to embodiment 2 of the present invention;

fig. 3 is a schematic structural view of a second barrel body according to embodiment 2 of the present invention;

in the figure, 1 a first barrel body, 2 water inlet pipes, 3 discharging pipes, 4 bumps, 5 water storage tanks, 6 a second barrel body, 7 filtering holes, 8 water guide pipes, 9 filter screens, 10 incubation frames and 11 water pumps.

Detailed Description

In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.

Example 1

Referring to fig. 1, a fish egg hatching apparatus, includes the hatching bucket, the hatching bucket includes first staving 1, inlet tube 2 and row material pipe 3, the bottom of first staving 1 is equipped with conical lug 4, inlet tube 2 is fixed in first staving 1, just the delivery port of inlet tube 2 is located directly over lug 4, the upper portion lateral wall intercommunication of first staving 1 has row material pipe 3. Through injecting water into the first barrel body 1 through the inlet tube 2, the inlet tube 2 can be through with hatching frame 10 fixed connection for the inlet tube 2 is fixed in first barrel body 1. The delivery port of inlet tube 2 is located the top of lug 4, and just faces conical lug 4 for rivers strike earlier on lug 4, and rivers flow to the bottom of first barrel along the surface of lug 4, and along the bottom of first staving 1 to spread all around, and rivers strike and upwards flow behind the bottom edge of first staving 1, thereby make the rivers in the first staving 1 upwards roll. Because the effect of lug 4 avoids the direct vertical bottom that strikes first barrel 1 of rivers, and the direction that the water flows is changed gradually, reduces the loss of rivers kinetic energy, also can make the roe in the first barrel 1 obtain great rolling under less rivers effect. The damage of the water flow impact on the fish eggs is avoided or reduced due to the reduction of the water flow speed.

Specifically, the bump 4 is conical, and the bump 4 and the bottom of the first barrel body 1 are in smooth transition. The water flow is uniformly diffused and distributed around, the direction of the water flow can be gradually changed through the smooth transition of the lug 4 and the bottom of the first barrel body 1, and the loss of the water flow energy is reduced.

Specifically, the distance between the water outlet of the water inlet pipe 2 and the bump 4 is 0.5-2 cm. The distance between the water inlet pipe 2 and the lug 4 is smaller, so that the kinetic energy loss before the water flows to the lug 4 is reduced.

Specifically, the included angle between the water outlet direction of the water inlet pipe 2 and the side wall of the convex block 4 is 10-45 degrees. The change of the flowing direction of the water flow after impacting the lug 4 is small, the water flow is orderly, and the kinetic energy loss of the water flow is reduced.

Specifically, the first barrel body 1 is in an inverted cone shape, and the bottom and the side wall of the first barrel body 1 are in smooth transition. The flowing direction of the water body is gradually changed, the change of the flowing direction is small after the water flow impacts the convex blocks 4, the water body flows orderly, and the kinetic energy loss of the water flow is reduced.

Example 2

Referring to fig. 2-3, the difference of this embodiment and embodiment 1 lies in, still including the cistern 5 of range upon range of setting, be equipped with in the cistern 5 the basin of growing seedlings, arrange material pipe 3 with fry and water drainage in the superiors the basin of growing seedlings, the basin of growing seedlings includes second staving 6 and filtration pore 7, filtration pore 7 is located the lateral wall of second staving 6, cistern 5 is equipped with leading water pipe 8, the delivery port of leading water pipe 8 is located the basin of growing seedlings or the 5 tops of first cistern of next layer. And (4) putting the fish eggs into an incubation barrel for incubation, and continuously injecting water into the incubation barrel. After the fish eggs in the hatching barrel are hatched into fry, the fry is discharged into a fry breeding basin along with water flow. The basin of growing seedlings directly erects in first cistern 5, when the fry is observed to needs, perhaps when collecting, managing and selling the fry in different periods, can directly take out the basin of growing seedlings from first cistern 5. In the hatching process, the seedling raising pots can be moved downwards to the layers every period of time, the seedling raising pot at the lowest layer is taken away, and a new seedling raising pot is added at the uppermost layer. By the operation, the fry can grow in layers, and the growing days of the fry on different layers are different. Is beneficial to management and is convenient for classified sale of the fry. The observation of different growth periods after the incubation of the fish eggs can provide reliable data for the incubation mode of the fish eggs. Because the basin of growing seedlings is placed in the first cistern 5, the water in the basin of growing seedlings overflows from filtering hole 7 and directly gets into in the first cistern 5, first cistern 5 intercommunication has leading water pipe 8, can be with rivers in the first cistern 5 go into the cistern 5 of next layer through leading water pipe 8 in, when being provided with the basin of growing seedlings in the cistern 5 of next layer, leading water pipe 8 is introduced the basin of growing seedlings with water in. When the middle layer is not provided with the seedling raising pot, the water in the upper layer can flow into the seedling raising pot in the lower layer through the first reservoir 5 in the middle layer.

Specifically, a filter screen 9 is arranged in the filter hole 7. The fry is filtered to avoid the fry entering a water diversion system.

In particular, the water reservoir 5 is fixed on the hatching rack 10. Facilitating the fixation of the water reservoir 5.

Specifically, the reservoir 5 at the lowermost layer is provided with a water pump, and the water pump pumps water to the water inlet pipe 2. The water pump returns the water pump to the hatching barrel, so that water circulation is realized, and water resources are fully utilized. The utility model can also arrange a water treatment device between the water pumping device and the hatching barrel, and the water treatment device is used for purifying water.

In the using process, after eggs in the hatching barrel are out of the membrane, the membrane has certain swimming capability, the eggs can enter the first layer of seedling raising basin along with water flow, yellow seedlings with the eggs in the seedling raising basin are collected at regular time, the second layer of seedling raising basin is separated, and the synchronization of fish seedlings in the second layer of seedling raising basin is guaranteed; and when the yolk of the fries in the second layer of fry rearing pots disappears, collecting and counting the fries, and putting the fries in the third layer of fry rearing pots. The seedling raising pot is oval and is provided with a filter screen. The effect of the ellipse is: the swimming ability of the yolk fry is very poor, and the death caused by long-time stopping of the fry at the bottom of the basin is avoided. The water flow forms a vortex after entering to push the turning over of the yolk seedlings. Meanwhile, the oval pot body enlarges the central area of the vortex, and prevents the yolk vaccine from being excessively gathered to death.

The multilayer structure of the hatching rack of the utility model, preferably a three-layer structure, the water flow flows into the second layer from the first layer and then flows into the third layer, and the multilayer structure mainly has the following functions: 1. the fry in different stages are in different layers, so that the operation, management and sale are convenient; 2. saving water and electricity consumption, floor area and manpower. 3. The water return tank is used as a water treatment device for water treatment, pollution such as egg membranes, dead eggs and the like is removed through filtration, sedimentation and aeration treatment, the water quality is adjusted to reach the standard, and the purpose of recycling the circulating water is achieved. 4. The high-level water storage tank is used for preventing water from being cut off due to power failure, damage of a circulating pump and the like, so that the high-level water storage tank is built with enough capacity according to the conditions of a standby power supply, the starting time of the standby circulating pump, the circulating water quantity and the like, and can buffer for more than 30 minutes when running at maximum. 5. The design is suitable for all sinking fish eggs.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. The utility model provides a fish egg hatching apparatus, its characterized in that, includes the hatching bucket, the hatching bucket includes first staving, inlet tube and row's material pipe, the bottom of first staving is equipped with conical lug, the inlet tube is fixed in the first staving, just the delivery port of inlet tube is located directly over the lug, the upper portion lateral wall intercommunication of first staving has row's material pipe.

2. A fish egg hatching apparatus as claimed in claim 1 wherein said projection is conical and smoothly transitions to the bottom of said first barrel.

3. A fish egg hatching device as claimed in claim 1 or 2 wherein the distance between the water outlet of the water inlet pipe and the projection is 0.5-2 cm.

4. A fish egg hatching apparatus as claimed in claim 1 or 2 wherein the angle between the water outlet direction of said water inlet pipe and the side wall of said projection is 10 ° to 45 °.

5. A fish egg hatching device as claimed in claim 1 wherein said first barrel is of inverted conical shape, and the bottom and side walls of said first barrel are smoothly blended.

6. The fish egg hatching device as claimed in claim 1, further comprising a water reservoir arranged in a stacked manner, wherein a fry pot is arranged in the water reservoir, the discharging pipe discharges fries and water into the uppermost layer of the fry pot, the fry pot comprises a second barrel body and a filtering hole, the filtering hole is formed in a side wall of the second barrel body, the water reservoir is provided with a water guiding pipe, and a water outlet of the water guiding pipe is arranged above the fry pot or the first water reservoir in the next layer.

7. A fish egg hatching apparatus as claimed in claim 6 wherein a filter screen is provided in said filter aperture.

8. A fish egg hatching apparatus as claimed in claim 6 wherein said water reservoir is secured to a hatching rack.

9. A fish egg hatching apparatus as claimed in claim 6 wherein the lowermost reservoir is provided with a water pump which pumps water to the water inlet conduit.

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