CN212232681U

CN212232681U - Sturgeon embryonated egg hatching device

Info

Publication number: CN212232681U
Application number: CN202020706925.9U
Authority: CN
Inventors: 肖国宝; 尹春香; 肖函亚
Original assignee: Yunnan Jingyuan Fish Culture Co ltd
Current assignee: Yunnan Jingyuan Fish Culture Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-29
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a sturgeon embryonated egg hatching apparatus, including the incubator of hatching pond and a plurality of circumference equipartitions in the hatching pond, be provided with the inlet tube on the lateral wall on hatching pond upper portion, be provided with the flow valve of intaking on the inlet tube, be provided with temperature sensor on the lateral wall at hatching pond middle part, the symmetry is provided with two drinking-water pipes on the lateral wall of hatching pond bottom, be provided with the suction pump on the drinking-water pipe and draw water the flow valve, the vertical water distributor that is provided with of tip of drinking-water pipe, interval arrangement has many back flows about on the water distributor, the outlet end of every back flow all is connected with the lateral wall tangential of hatching pond, the bottom of hatching pond is provided with the outlet pipe, be provided with out the water flow valve on the outlet pipe, all be provided with heating element on lateral wall and the bottom in the hatching pond. The utility model has simple operation, low breeding cost and high sturgeon hatching rate, and has significant economic value and social value.

Description

Sturgeon embryonated egg hatching device

Technical Field

The utility model relates to a sturgeon breeds technical field, concretely relates to sturgeon embryonated egg hatching apparatus.

Background

Sturgeons are large migratory sturgeons, belong to cartilaginous phosphorus-winning fishes, have important scientific research values and special academic significance, and have high economic values and medicinal values, and the sturgeons are researched in the beginning of the nineties of the last century in China, so that the culture scale is developed rapidly. In the culture and production process of sturgeons, the sturgeon oosperm is found to have large individual, mature egg cell diameter is more than 3.1mm, the shape is similar to an ellipsoid, the egg bodies are green or black green, and the egg bodies are glossy and elastic, the incubation condition is harsh, and sufficient oxygen, flowing water with certain flow rate and proper water temperature are required in the incubation process, so that the egg yield of sturgeons is large, but the survival rate is not high, therefore, the incubation of the sturgeon oosperm becomes an important link in the sturgeon culture process, and is one of the influencing factors for restricting the industrial development of the sturgeons.

At present, the hatching of fertilized eggs in sturgeon breeding production mainly utilizes a professional sturgeon egg incubator, but the following problems still exist in the using process: the operation of incubator is complicated, and the condition of hatching sturgeon zygote does not reach ideal state, and the hatchability is not high, and use cost is higher, is unfavorable for sturgeon breed industrial development and popularization, needs a sturgeon zygote hatching apparatus that can satisfy vast raiser demand urgently. Therefore, the sturgeon fertilized egg hatching device which is simple and convenient to operate, low in breeding cost and high in sturgeon hatching rate is objectively needed to be researched and developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy and simple to handle, breed with low costs, sturgeon embryonated egg hatching apparatus that sturgeon hatchability is high.

The utility model aims at realizing like this, including incubator and the incubator of a plurality of circumference equipartitions in the incubator, be provided with the inlet tube on the lateral wall on incubator upper portion, be provided with the flow valve of intaking on the inlet tube, be provided with temperature sensor on the lateral wall at incubator middle part, the symmetry is provided with two drinking-water pipes on the lateral wall of incubator bottom, be provided with the suction pump on the drinking-water pipe and draw water the flow valve, the vertical water distributor that is provided with of tip of drinking-water pipe, interval arrangement has many back flows about on the water distributor, the outlet end of every back flow all is connected with the lateral wall tangential of incubator, the bottom of incubator is provided with the outlet pipe, be provided with out the flow valve on the outlet pipe, all be provided with heating element on.

The incubator comprises a shell with openings at the upper end and the lower end, two supporting plates are arranged at the bottom in the shell and are arranged in a cross shape, a plurality of incubation layers are sequentially arranged above the supporting plates, each incubation layer comprises a supporting net and a plurality of supporting rods, the plurality of supporting rods are circumferentially and uniformly distributed on the upper surface of the supporting net, the shells of all the incubators are connected through a connecting plate, a lifting device is arranged above the incubation pool and is in transmission connection with the connecting plate through a vertical shaft, an air box is arranged below each incubator and is connected with the shells through a connecting strip, an air chamber is arranged inside the air box, a plurality of air holes are processed at the top of the air box, all the air boxes are sequentially communicated through connecting pipes, one of the air boxes is provided with a hose, the hose is provided with an air pump, one side of the hatching pond is provided with an air purifier, and the air inlet end of the hose is communicated with the air purifier.

Furthermore, the water outlet pipe is connected with a circulating pipe, a water storage pool, a water quality purifier, a sterilizer and an oxygenator are sequentially arranged on the circulating pipe along the flow direction of water, and the end part of the circulating pipe is communicated with the water inlet pipe.

Furthermore, a preheater is arranged on a circulating pipe between the oxygenator and the water inlet flow valve.

Furthermore, a groove matched with the top end of the supporting rod of the next hatching layer is processed on the lower surface of the supporting net of the previous hatching layer.

Furthermore, a plurality of guide rods are uniformly distributed on the inner wall of the shell along the circumference in a vertical mode, and guide grooves matched with the guide rods are machined in the edge of each supporting net.

Furthermore, a layer of nylon bolting silk is laid on each supporting net.

Further, a top net is arranged in the shell above the topmost hatching layer.

The utility model discloses when hatching sturgeon embryonated egg, put each layer of embryonated egg in the incubator on the supporting network, water gets into the hatching pond from the inlet tube, open the water of heating element in to the hatching pond and heat, and from outlet pipe drainage, water in to the hatching pond replaces, open the suction pump simultaneously, water in the hatching pond is through the drinking-water pipe in proper order, get back to the hatching pond again behind water distributor and the back flow in, because the play water direction of back flow is tangent with the hatching pond lateral wall, make the water in the hatching pond wholly present anticlockwise or clockwise to the state of flow soon, the air of filling into in the air chamber of rethread air pump intermittent type, the air forms the bubble in aqueous, the rising in-process of bubble turns the embryonated egg on the supporting network, when reducing the embryonated egg and piling up thickness, provide sufficient oxygen. To sum up, the utility model discloses easy and simple to handle can supply sufficient oxygen in the hatching pond for, has suitable velocity of water and temperature in the guarantee hatching pond, provides good incubation condition for sturgeon embryonated egg, improves sturgeon's hatchability by a wide margin, reduces the breed cost, has apparent economic value and social value.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic structural diagram of the incubator 2 according to the present invention;

3 FIG. 34 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 of 3 A 3- 3 A 3 of 3 FIG. 33 3; 3

In the figure: 1-hatching pond, 2-hatching device, 3-water inlet pipe, 4-water inlet flow valve, 5-temperature sensor, 6-water pumping pipe, 7-water pumping pump, 8-water pumping flow valve, 9-water distribution pipe, 10-return pipe, 11-water outlet pipe, 12-water outlet flow valve, 13-heating element, 14-shell, 15-supporting plate, 16-supporting net, 17-supporting rod, 18-connecting plate, 19-lifting device, 20-vertical shaft, 21-air box, 22-air chamber, 23-air hole, 24-connecting pipe, 25-hose, 26-air pump, 27-air purifier, 28-circulating pipe, 29-water storage pond, 30-water purifier, 31-sterilizer, 32-oxygenator, 33-preheater, 34-guide rod, 35-nylon bolting silk and 36-top net.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the present invention is not limited in any way, and any changes or improvements based on the present invention are all within the protection scope of the present invention.

As shown in figures 1-4, the utility model comprises a hatching pond 1 and a plurality of incubators 2 with a circumference uniformly distributed in the hatching pond, the size and the number of the incubators 2 can be determined according to actual conditions, a water inlet pipe 3 is arranged on the side wall of the upper part of the hatching pond 1, a water inlet flow valve 4 is arranged on the water inlet pipe 3, a temperature sensor 5 is arranged on the side wall of the middle part of the hatching pond 1, the temperature sensor 5 monitors the temperature of the water in the hatching pond 1 in real time, two water pumping pipes 6 are symmetrically arranged on the side wall of the bottom of the hatching pond 1, a water pumping pump 7 and a water pumping flow valve 8 are arranged on the water pumping pipe 6, a water distribution pipe 9 is vertically arranged at the end part of the water pumping pipe 6, a plurality of backflow pipes 10 are arranged at intervals up and down on the water distribution pipe 9, the water outlet end of each backflow pipe 10 is, all be provided with heating element 13 on lateral wall and the bottom in the hatching pond 1, heating element 13 is current structure, can heat water, and at the hatching in-process, the accessible is to the regulation of inflow flow valve 4 and play water flow valve 12 for the inflow is the same with the water yield, keeps the water level height in the hatching pond 1.

The incubator 2 comprises a shell 14 with openings at the upper end and the lower end, two support plates 15 are arranged at the bottom in the shell 14, the two support plates 15 are arranged in a cross shape, a plurality of incubation layers are sequentially arranged above the support plates 15, each incubation layer comprises a support net 16 and a plurality of support rods 17, the support net 16 can be made of stainless steel wire mesh, the plurality of support rods 17 are circumferentially and uniformly distributed on the upper surface of the support net 16, the shells 14 of the incubators 2 are connected through a connecting plate 18, a lifting device 19 is arranged above the incubation pool 1, the lifting device 19 is an existing device and can drive the incubators 2 to lift in the incubation pool 1, the lifting device 19 is in transmission connection with the connecting plate 18 through a vertical shaft 20, an air box 21 is arranged below each incubator 2, the air box 21 is connected with the shell 14 through a connecting strip, an air chamber 22 is arranged inside the air box 21, a plurality of air holes 23 are processed at, the air tanks 21 are sequentially communicated through connecting pipes 24, a hose 25 is arranged on one air tank 21, an air pump 26 is arranged on the hose 25, an air purifier 27 is arranged on one side of the hatching pond 1, and the air inlet end of the hose 25 is communicated with the air purifier 27. The use process of the air box 21 is as follows: the air purified by the air purifier 27 enters the air chamber 22 of the air box 21 through the hose 25 and is then sprayed out of the air holes 23 at the top of the air chamber 22, the formed air bubbles rise in the water, the oxygen in the air bubbles is dissolved in the water, so that the oxygen content is increased, and the fertilized eggs are turned over. In the using process of the incubator 2, firstly the supporting net 16 at the bottommost layer is placed in the shell 14, then the sturgeon oosperms are placed on the supporting net 16, then the supporting net 16 at the upper layer is placed, the oosperms can be placed by analogy, after the oosperms are incubated, the supporting nets 16 are sequentially taken out from top to bottom, and the fries are released.

When the utility model is used for hatching sturgeon oosperms, the oosperms are placed on each layer of supporting net 16 in the incubator 2, water enters the hatching pond 1 from the water inlet pipe 3, the heating element 13 is opened to heat the water in the hatching pond 1, the water is discharged from the water outlet pipe 11 to replace the water in the hatching pond 1, the water suction pump 7 is simultaneously opened, the water in the hatching pond 1 returns to the hatching pond 1 again after passing through the water suction pipe 6, the water distribution pipe 9 and the return pipe 10 in sequence, because the water outlet direction of the return pipe 10 is tangent to the side wall of the hatching pond 1, the whole water in the hatching pond 1 is in a counterclockwise or clockwise rotary flow state, the water flow in the hatching pond 1 can be ensured to have a certain flow velocity all the time, the water temperature distribution in the hatching pond 1 can be more uniform, the situation that the local water temperature in the hatching pond 1 is too high or too low is prevented, and air is intermittently filled into the air chamber 22 through the air pump 26, the air forms bubbles in the water, and the bubbles turn over the fertilized eggs on the supporting net 16 in the rising process, so that sufficient oxygen is provided while the thickness of the fertilized eggs is reduced. To sum up, the utility model discloses easy and simple to handle can supply sufficient oxygen in the guarantee hatching pond 1 for, has suitable water velocity and temperature in the guarantee hatching pond 1, provides good incubation condition for sturgeon embryonated egg, improves sturgeon's hatchability by a wide margin, reduces the breed cost.

In order to save water resources, the water outlet pipe 11 is connected with a circulating pipe 28, a water storage tank 29, a water quality purifier 30, a sterilizer 31 and an oxygenator 32 are sequentially arranged on the circulating pipe 28 along the flow direction of water, and the end part of the circulating pipe 28 is communicated with the water inlet pipe 3. The discharged water in the hatching pond 1 firstly enters the water storage pond 29 for storage and sedimentation, large granular impurities in the water are removed, a fresh water source can be supplemented into the water storage pond 29 when needed, the water is purified, disinfected and oxygenated through the water quality purifier 30, the disinfector 31 and the oxygenator 32 in sequence after being discharged from the water storage pond 29, the water entering the hatching pond 1 is guaranteed to be clean and sterile, higher oxygen content is realized, and the hatching requirement of sturgeon oosperms can be met.

A preheater 33 is provided on the circulation pipe 28 between the oxygenator 32 and the water inflow flow valve 4. Preheater 33 can preheat water, lets water just reach incubation temperature before getting into hatching pond 1, prevents that the temperature that reduces in the hatching pond 1 after cold water gets into hatching pond 1 to reduce the incubation efficiency of sturgeon embryonated egg.

In order to prevent the upper hatching layer supporting net 16 and the lower hatching layer supporting rod 17 from shaking, a groove matched with the top end of the lower hatching layer supporting rod 17 is formed on the lower surface of the upper hatching layer supporting net 16.

A plurality of guide rods 34 are vertically and uniformly distributed on the inner wall of the shell 14 along the circumference, and guide grooves matched with the guide rods 34 are processed on the edge of each support net 16. The guide rods 34 cooperate with the guide slots to guide the insertion and removal of the support screen 16 and to prevent the support screen 16 from rotating within the housing 14.

In order to prevent the fertilized eggs from being crushed by the extrusion between the supporting nets 16, a layer of nylon bolting silk 35 is laid on each supporting net 16.

In order to prevent the fertilized eggs in the topmost hatching layer from flowing into the hatching pond 1 under the action of water flow and air bubbles, a top net 36 is provided in the housing 14 above the topmost hatching layer.

Claims

1. The utility model provides a sturgeon embryonated egg hatching apparatus which characterized in that: comprises an incubation pool (1) and an incubator (2) with a plurality of circumferences uniformly distributed in the incubation pool, wherein a water inlet pipe (3) is arranged on the side wall of the upper part of the incubation pool (1), a water inlet flow valve (4) is arranged on the water inlet pipe (3), a temperature sensor (5) is arranged on the side wall of the middle part of the incubation pool (1), two water pumping pipes (6) are symmetrically arranged on the side wall of the bottom of the incubation pool (1), a water pumping pump (7) and a water pumping flow valve (8) are arranged on the water pumping pipes (6), a water distribution pipe (9) is vertically arranged at the end part of the water pumping pipe (6), a plurality of backflow pipes (10) are arranged on the water distribution pipe (9) at intervals from top to bottom, the water outlet end of each backflow pipe (10) is tangentially connected with the side wall of the incubation pool (1), a water outlet pipe (11) is arranged at the, heating elements (13) are arranged on the side wall and the bottom in the hatching pond (1);

the incubator (2) comprises a shell (14) with the upper end and the lower end open, two supporting plates (15) are arranged at the bottom in the shell (14), the two supporting plates (15) are arranged in a cross shape, a plurality of incubation layers are sequentially arranged above the supporting plates (15), each incubation layer comprises a supporting net (16) and a plurality of supporting rods (17), the plurality of supporting rods (17) are circumferentially and uniformly distributed on the upper surface of the supporting net (16), the shells (14) of the incubators (2) are connected through a connecting plate (18), a lifting device (19) is arranged above the incubation pool (1), the lifting device (19) is in transmission connection with the connecting plate (18) through a vertical shaft (20), a gas box (21) is arranged below each incubator (2), the gas box (21) is connected with the shell (14) through a connecting strip, and a gas chamber (22) is arranged inside the gas box (21), the top processing of air tank (21) has a plurality of gas pockets (23), communicates in proper order through connecting pipe (24) between each air tank (21), is provided with hose (25) on one of them air tank (21), is provided with air pump (26) on hose (25), one side of hatching pond (1) is provided with air purifier (27), and the inlet end and the air purifier (27) intercommunication of hose (25).

2. A sturgeon zygote hatching apparatus according to claim 1, characterized in that the water outlet pipe (11) is connected with a circulation pipe (28), the circulation pipe (28) is sequentially provided with a water storage tank (29), a water quality purifier (30), a sterilizer (31) and an oxygenator (32) along the flow direction of water, and the end of the circulation pipe (28) is communicated with the water inlet pipe (3).

3. A sturgeon zygote hatching apparatus according to claim 2, wherein a preheater (33) is provided on the circulation pipe (28) between the oxygenator (32) and the water inflow flow valve (4).

4. A sturgeon zygote hatching device according to claim 1, characterized in that the lower surface of the upper hatching layer support net (16) is provided with a groove matching with the top end of the lower hatching layer support rod (17).

5. A sturgeon zygote hatching apparatus according to claim 1, characterized in that a plurality of guide rods (34) are vertically and evenly distributed along the circumference on the inner wall of the housing (14), and the edge of each support net (16) is processed with a guide groove matching with the guide rod (34).

6. A sturgeon zygote hatching apparatus as claimed in claim 1, wherein a layer of nylon bolting silk (35) is laid on each support net (16).

7. A sturgeon zygote hatching apparatus as claimed in claim 1 characterised in that a net (36) is provided in the housing (14) above the topmost hatching layer.