CN213639336U - Flood overflow escape-proof device for aquaculture - Google Patents

Abstract

The utility model discloses a device is prevented escaping by flood discharge that aquaculture used, including upper end open-ended cell body, the bottom surface trompil of cell body and with drain pipe UNICOM, the cell body is located submarine, the height of highly being normal water level of cell body, the upper end of cell body is connected with prevents escaping the net, prevent escaping the net edge the upper end of cell body sets up the round, prevent escaping the upper end of net and be connected with showy piece, when the water level is greater than normal water level, it floats in the surface of water to float the piece, makes prevent escaping the net and expand, water follows prevent escaping the net and get into begin the drainage in the cell body. The utility model discloses can need not artificial operation according to the height automatic start device of water level, flood season prevents escaping effectually.

Description

Flood overflow escape-proof device for aquaculture

Technical Field

The utility model relates to an aquatic products are prevented escaping device specifically is the device is prevented escaping by overflow flood in pond or paddy field fish keeper, the breed ditch, belongs to the aquaculture field.

Background

In the comprehensive planting and breeding process of aquaculture and paddy fields, in order to prevent aquatic products from escaping, blocking and catching nets or escape-preventing walls are often arranged around ponds or paddy field culture ditches, but because the distance is long, a large amount of materials need to be consumed, time and labor are wasted in ordinary inspection and maintenance, and when the flood season comes, rainwater erosion easily causes the damage to the water, the escape-preventing performance is reduced, so that the aquatic products escape in a large amount, and the loss is large.

Application number is 201821377454.0 discloses in the patent a parent fish pond prevents escaping net enclosure device, use this parent fish pond to prevent escaping net enclosure device, at ordinary times for convenient operation, prevent escaping net enclosure device and bury in pond pool ridge top, when the water suddenly soaks, under the water buoyancy effect, the float drives prevents escaping the periphery that the net piece stands on parent fish pond ridge rapidly, prevent escaping the net piece and fully extend, the bottom of preventing escaping the net piece is fixed to the stone dragon of bottom, form around preventing escaping the net enclosure in parent fish pond. The parent fish pond escape-proof enclosure device is generally built in the area adjacent to rivers, lakes, reservoirs and other water areas, and has the risk of sudden water body swelling, but the whole device does not mention the related drainage problem, is more focused on escape prevention and is mainly limited to escape prevention of parent fish. The parent fish pond anti-escape net enclosure device has the drainage mode that the drainage mode is an upward drainage mode surrounding the periphery of the pond ridge; thus, under the condition of sudden heavy rainstorm, the embankment of the breeding field or the breeding pond is easy to collapse under the condition that the field ridge and the pond ridge of the breeding field or the breeding pond are not compact. And because the net enclosure device for preventing escape in the parent fish pond is only limited to prevent escape, under the heavy rain condition, the local drainage is easy to be uneven or unsmooth due to the limitation of terrain and terrains, pond ridges and field ridges. The parent fish pond escape-preventing net enclosure device surrounds the periphery of the pond ridge, consumes more materials, is high in cost, and increases the cost along with the enlargement of the area of the pond. This parent fish pond prevents escaping net encloses device mainly is applicable to square pond, has certain limitation to the pond of irregular shape, and can see out from the drawing of this patent, and it prevents escaping the net piece and designs for square pond specially, is unsuitable to preventing escaping the utilization of paddy field planting. In addition, the escape-proof net enclosure device for the parent fish pond is mainly used for preventing parent fish from escaping, does not work on fry, roes and the like, and can cause yield loss.

Therefore, there is a need to provide an effective flood-overflow escape-preventing device in flood season, which has a small floor area and a good flood-overflow escape-preventing effect, and does not affect the normal production process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, to prior art not enough, provide a device is prevented escaping by flood discharge that aquaculture used, control the function of whole device through the lift of water level, reach the purpose that the flood discharge was prevented escaping.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a device is prevented escaping by flood discharge that aquaculture used, includes upper end open-ended cell body, the bottom surface trompil of cell body and with drain pipe UNICOM, the cell body is located submarine, the height of highly being normal water level of cell body, the net is prevented escaping in the upper end of cell body is connected through the hook, prevent escaping the net edge the upper end of cell body sets up the round, prevent escaping the upper end of net and be connected with showy piece, when the water level is greater than normal water level, showy piece floats in the surface of water, makes prevent escaping the net and expand, water follows prevent escaping the net and get into begin the drainage in the cell body. When the water level is normal, the floating piece does not produce pulling force on the net, the escape-preventing net is folded together, and water is not drained.

Among the above-mentioned scheme, at the appropriate position installation of pond or paddy field gutter or fish and water keeper device, ensure that the drain pipe can lead to outside pond or the paddy field, reach the purpose of drainage. The escape-proof net has a certain length and can be freely stretched; under normal water level, the escape-proof net is in a folded state, when rainstorm or water level rises, the escape-proof net gradually extends, water enters the tank body from the meshes and is discharged out of the pond or the breeding field along with the water discharge pipe. The utility model discloses have flood discharge and prevent escaping dual function, and can regulate and control the water level automatically.

Further, the tank body is a metal box or a cement tank, and the tank body is submerged at the water bottom. The metal box is welded with five surfaces, the opening is upward, four edges are connected with the net, and the bottom is provided with a small hole. The drain pipe is inserted from a small hole at the bottom of the metal box, the periphery of the drain pipe is fixed by glass cement, and the water in the metal box is drained out of the pond.

Furthermore, the floating piece is square and is consistent with the cross section of the groove body in shape. The floating piece has certain buoyancy, can float on the water surface naturally, and is connected with the lower escape-proof net through a rope.

Furthermore, the mesh number of the escape-proof net is 25-35 meshes, so that the passing of aquatic products is limited, and the aims of flood overflow and escape prevention are fulfilled.

Further, the escape-proof net is a nylon net.

Further, the floating piece is a foam board.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the utility model discloses utilize the drainage pipe to form special drainage channel, adopt the mode of downward drainage, concentrate the drainage, reached and prevented escaping, the dual purpose of drainage to can in time discharge the water that exceeds the normal water level according to the height automatic start device of water level, during the proruption heavy rain, also can keep the normal water level, can not cause the dyke ridge in breed field, pond to collapse. The utility model discloses shape, topography relief to planting and breeding in pond or paddy field do not have the requirement, and area is little. Compared with other escape-proof devices, the utility model discloses simple manufacture, material saving to need not artificial operation, flood season prevents escaping effectually. The utility model discloses an anti-escape net can effectively restrict the aquatic products of breed and pass through, including splash fry, roe etc..

Drawings

Fig. 1 is a using state diagram of the utility model when the water level is higher than the normal water level.

Detailed Description

As shown in fig. 1, a flood-overflow escape-preventing device for aquaculture comprises a tank body 1, a drain pipe 2, an escape-preventing net 3, a floating piece 4 and a hook 5. The tank body 1 adopts a metal box (or a cement tank), the drain pipe 2 adopts a PVC pipe, the escape-proof net 3 adopts a nylon net, and the floating piece 4 adopts a foam board.

The nylon net is enclosed into a cylinder shape to form the escape-proof net 3, and the device framework is spliced from top to bottom according to the sequence of the floating piece 4, the escape-proof net 3, the groove body 1 and the drain pipe 2. The rope is used for connecting the floating piece 4 and the upper end of the escape-proof net 3 all around, the hook 5 is used for fixing the lower end of the escape-proof net 3 with the groove body 1, one end of the drain pipe 2 is fixed at a small hole at the bottom of the groove body 1 by glass cement, and the other end is positioned outside the pond to form a flood overflow escape-proof device.

Install a device in pond or breed paddy field, under normal condition, prevent escaping net 3 and fold together, float 4 and cell body 1 top are close, and pond water can't be through preventing escaping net 3 and getting into cell body 1 this moment, can not make the water yield reduce and influence normal production. When the water level rises, the floating piece 4 rises gradually under the buoyancy of water, meanwhile, the anti-escape net 3 generates pulling force to extend gradually, flood enters the tank body 1 from the extended anti-escape net 3 holes and is further discharged out of the pond through the drain pipe 2, and aquatic products cannot pass through the holes due to the limitation of size, so that the overflow of the aquatic products is prevented from escaping. When the water level returns to normal, the escape-proof net 3 is folded again, and the whole device stops working.

The device is periodically checked and maintained, namely whether the floating piece 4 and the escape-proof net 3 are damaged or not is checked; checking whether the connection among the components is stable; it is checked whether the drain pipe 2 drains smoothly. If a problem exists, the related part is required to be maintained immediately, and the device can be ensured to normally play a role in the flood season.

If the escape-proof net is arranged on the periphery of the pond, the required cost is as follows:

for example, in a pond with the length and the width of 500 meters and the water depth of 2 meters, the cost of the foam plate in the escape-proof enclosure device of a parent fish pond is 15000 yuan, the cost of the polyethylene mesh sheet is 4000 yuan, the total cost of the whole device is 19000 yuan, and the cost is increased along with the enlargement of the area of the pond.

The cost of cystosepiment in the flood discharge of aquaculture usefulness prevents escaping device be 50 yuan, the cost of nylon wire (30 meshes) is 40 yuan, the cost of iron hook is 12 yuan, the cost of metal cassette is 1000 yuan, the cost of PVC pipe is 5000 yuan, the device total cost is 6102 yuan, if replace the metal cassette with the cement tank, then the total cost of device is 5602 yuan. And the cost of the device is not influenced by the size of the area of the pond.

The beneficial effects of the utility model reside in that when the sudden heavy storm rain, also can keep normal water level, can not cause the dyke ridge in breed field, pond to collapse. The utility model discloses shape, topography relief to planting and breeding in pond or paddy field do not have the requirement, and area is little. The device is simple to manufacture, saves materials, can be automatically started according to the water level, does not need manual operation, and has good escape prevention effect in flood season.

Claims (6)

1. The utility model provides a device is prevented escaping by flood discharge that aquaculture used, its characterized in that includes upper end open-ended cell body (1), the bottom surface trompil of cell body (1) and with drain pipe (2) UNICOM, the bottom is located in cell body (1), the height of highly being normal water level of cell body (1), the upper end of cell body (1) is connected through hook (5) and is prevented escaping net (3), prevent escaping net (3) edge the upper end of cell body (1) sets up the round, the upper end of preventing escaping net (3) is connected with float (4), and when the water level is greater than normal water level, float (4) float in the surface of water, make prevent escaping net (3) and expand, water follows prevent escaping net (3) and get into begin the drainage in cell body (1).

2. A flood overflow and escape protection device according to claim 1, wherein the tank body (1) is a metal box or a cement tank, and the tank body (1) is submerged in the water.

3. A flood overflow and escape protection device according to claim 2, wherein the floating member (4) is square and conforms to the cross-sectional shape of the trough (1).

4. A flood overflow and escape protection device according to claim 1, wherein the mesh number of the escape protection net (3) is 25-35 mesh.

5. A flood overflow and escape protection device according to any of claims 1 to 4, wherein the escape protection net (3) is a nylon net.

6. A flood protection device according to any of claims 1-4, wherein the buoyant member (4) is a foam board.

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