CN218889153U - High-density shrimp culture pond sewage disposal device - Google Patents

Abstract

The utility model discloses a sewage discharge device for a high-density prawn culture pond, which comprises a culture pond body. Limiting slots are provided on the front and rear sides of the culture pond body. A positioning shell is arranged between them, and through holes are opened on both sides of the positioning shell, and a baffle plate is movably connected to the inner cavity of the positioning shell. The utility model is provided with a culture pond body, a limit groove, a positioning shell, a baffle plate, a lifting mechanism, a protective shell, a fixed frame, a groove, a chute, a first spring, a buffer plate, a block, a filter plate, and a limit mechanism. , sewage pipe, electromagnetic valve, water pump, fixed shell, connecting pipe, purification equipment body, drain pipe, water outlet shell, slider, fixed block and positioning block, solve the problem of the existing high-density shrimp culture pond sewage discharge device. After the sewage is filtered, it is not convenient to disassemble and maintain the filter plate, which leads to the problem that the filtering effect of the filter plate will deteriorate after long-term use.

Description

A sewage discharge device for high-density shrimp culture ponds

technical field

The utility model belongs to the technical field of shrimp cultivation, in particular to a sewage discharge device for high-density shrimp cultivation ponds.

Background technique

Shrimp farming is an industry that artificially raises and produces shrimps with high economic value. The breeding method adopts, and etc., and also adopts the method of polyculture such as fish, shrimp, and shellfish to breed, and when shrimp is cultivated, the water in the culture pond needs to be frequently replaced, so in the technical field of shrimp cultivation, it is necessary to use To a sewage discharge device for high-density shrimp culture ponds.

For example, the application number: CN202021432408.3, the utility model discloses a sewage discharge device for a prawn culture pond, including a culture pond, a sewage pipe and a decontamination box symmetrically installed on both sides of the culture pond, and the culture pond is close to the inner wall of the bottom of the pond A clapboard is installed, and a second motor is installed at the bottom of the culture pond, and an installation hole is provided on the clapboard, and a second filter screen is installed on the clapboard, and the second motor is connected with a sawtooth stirring machine through the motor shaft. leaves, the sawtooth stirring blade is installed in the installation hole opened by the partition, the decontamination box is a rectangular box structure, and a decontamination chamber is provided in the decontamination chamber, and the first decontamination chamber is symmetrically installed in the decontamination chamber. Filter screen, and an adsorption box is installed in the decontamination chamber, an activated carbon plate is installed in the adsorption box, and the adsorption box is installed between the first filter screens, a connecting ring is installed in the center of the upper end surface of the decontamination box, the The sewage discharge device for prawn farming has a reasonable structure, and the setting of activated carbon is convenient for removing fine dirt in the water, and has strong practicability.

Based on the retrieval of the above-mentioned patents, and in combination with the sewage discharge device in the prior art, it was found that when the above-mentioned sewage discharge device is in use, although the filter plate can filter and remove the sewage in the aquaculture pond, the filter plate in the above case cannot be disassembled, resulting in After the filter plate is used for a long time, a large amount of impurities will remain on the surface, which will affect the water quality of the culture pond, and the existing sewage device will discharge the sewage after filtering it, resulting in waste of water resources.

The sewage discharge device for the high-density prawn breeding pond provided by the utility model can filter larger dirt in the breeding pond through the filter plate, and at the same time, it is convenient to disassemble and maintain the filter plate through the limit mechanism, so as to improve the filtration efficiency of the filter plate, and through Purification equipment can eliminate microorganisms and bacteria in sewage, so that the purified water can be recycled, thereby reducing the waste of water resources.

Utility model content

Aiming at the problems existing in the prior art, the utility model provides a sewage discharge device for high-density prawn cultivation ponds, which is equipped with multiple filtrations for the sewage in the cultivation ponds, so that the sewage can be continuously used after purification, thereby reducing the waste of water resources and facilitating the disposal of waste water. The advantages of dismantling and maintaining the filter plate and improving the filtration efficiency of the filter plate solve the problem that the existing high-density prawn breeding pond sewage device is inconvenient to disassemble and maintain the filter plate after filtering the sewage, resulting in long-term use of the filter plate. Variation problem.

The utility model is achieved in this way, a high-density prawn culture pond sewage discharge device, including a culture pond body, the front side and the rear side of the culture pond body are all provided with limiting grooves, the front side and the rear side of the culture pond body cavity A positioning shell is arranged between the rear sides, and both sides of the positioning shell are provided with through holes. The inner cavity of the positioning shell is movably connected with a baffle plate, and the front side and the rear side of the top of the baffle plate are fixedly connected with a A lifting mechanism, the lifting mechanism includes a storage box and a tooth plate, the opposite sides of the two tooth plates are movably connected with the surface of the culture pond body, and the tops of the opposite sides of the two tooth plates are fixedly connected with the baffle plate, the The front side and the rear side of the culture pond body are all provided with protective shells, and the bottom on the right side of the inner cavity of the culture pond body is provided with two sets of fixing frames, and the top of the fixing frames is provided with grooves, and the number of the grooves is Four, both sides of the front side and the rear side of the groove inner cavity are provided with slide grooves, the bottom of the groove inner cavity is fixedly connected with a first spring, and the top of the first spring is fixedly connected with a buffer plate , the top of the buffer plate is movably connected with a block, the top of the two blocks is fixedly connected with a filter plate, the left side of the block is movably connected with a limit mechanism, and the limit mechanism includes a pull rod and an adjustment block , the bottom of the adjustment block is flexibly connected to the top of the left side of the clamping block, and the front side of the bottom of the right side of the culture pond body is connected with a sewage pipe, and the surface of the sewage pipe is sleeved with a solenoid valve, and the solenoid valve The left side of the sewage pipe is fixedly connected with the right side of the culture pond body, and the rear side of the sewage pipe is connected with a water pump. The bottom of the water pump is provided with a fixed shell, and the left side of the fixed shell is fixedly connected with the right side of the culture pond body. , the rear side of the water pump is connected with a connecting pipe, the bottom of the connecting pipe is connected with a purification equipment body, the left side of the purification equipment body is fixedly connected with the right side of the culture pond body, and the rear side of the purification equipment body is The bottom of the side is connected with a drain pipe, and the left side of the drain pipe is connected with a water outlet shell, and the rear side of the water outlet shell is fixedly connected with the inner wall of the culture pond body.

As preferred in the present invention, the opposite sides of the two storage boxes are fixedly connected to the surface of the culture pond body, the inner cavity of the storage box is provided with a motor, and the output end of the motor is fixedly connected with a transmission rod. The left side of the transmission rod penetrates into the inner cavity of the protective case and is fixedly connected with a gear, and the rear side of the gear is meshed with the front side of the gear plate.

As preferred in the present invention, the opposite sides of the two tooth plates are fixedly connected to the limit block, and the sides of the two limit blocks away from the tooth plate are both movably connected to the inner wall of the limit groove.

As preferred in the present invention, the right side of the pull rod is in contact with the left side of the fixed frame, the right side of the pull rod is fixedly connected with a limit rod, and the right side of the limit rod penetrates into the inner cavity of the groove and is connected with the The left side of the adjustment block is fixedly connected, the front side and the rear side of the left side of the adjustment block are fixedly connected with a telescopic rod, the left side of the telescopic rod is fixedly connected with the inner wall of the groove, and the surface of the telescopic rod is sleeved There is a second spring, the right side of the second spring is fixedly connected with the adjustment block, and the left side of the second spring is fixedly connected with the inner wall of the groove.

As preferred in the present invention, sliders are fixedly connected to both sides of the front side and the rear side of the buffer plate, and the side of the slider away from the buffer plate is movably connected to the inner wall of the chute.

As preferred in the present invention, both the front side and the rear side of the fixed shell are fixedly connected with a fixed block, and the left side of the fixed block is fixedly connected with the right side of the culture pond body.

As preferred in the present invention, positioning blocks are fixedly connected to both sides of the water outlet shell, and the rear side of the positioning block is fixedly connected to the inner wall of the culture pond body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model is provided with a culture pond body, a limit slot, a positioning shell, a baffle plate, a lifting mechanism, a protective shell, a fixed frame, a groove, a chute, a first spring, a buffer plate, a block, a filter plate, a limiter The combination of positioning mechanism, sewage pipe, solenoid valve, water pump, fixed shell, connecting pipe, purification equipment body, drain pipe, water outlet shell, slider, fixed block and positioning block solves the problem of sewage discharge in existing high-density prawn breeding ponds. After the device filters sewage, it is inconvenient to disassemble and maintain the filter plate, which leads to the problem that the filtering effect of the filter plate will deteriorate after long-term use.

2. The utility model is used in conjunction with the storage box, motor, transmission rod, gear and tooth plate. When the staff needs to clean up the aquaculture pond body, first turn on the motor, and the output end of the motor drives the transmission rod to rotate. When the transmission rod rotates, it drives the gear to rotate. When the gear rotates, it drives the tooth plate to move upward. When the two tooth plates move upward, they drive the baffle to move upward. When the baffle moves upward, the sewage in the inner cavity of the culture tank body passes through the positioning shell. The through holes on the surface flow out and filter the larger dirt in the sewage through the filter plate. Then the staff opens the solenoid valve and pumps the sewage into the inner cavity of the purification equipment body through the purification equipment body. Microbes and bacteria are eliminated, and the purified water flows into the inner cavity of the culture pond body through the drain pipe, so that the filtered and purified sewage can be recycled, thereby reducing the waste of water resources. Through the use of the limit block and the limit groove, It plays a role of limiting the tooth plate, and at the same time prevents the position of the tooth plate from shifting during use.

3. The utility model is used in conjunction with the pull rod, the limit rod, the adjustment block, the telescopic rod and the second spring. After a long-term use of the filter plate, a large amount of impurities will remain on the surface, thereby affecting the filtration efficiency of the filter plate. The plate is fixed by bolts, which is cumbersome to disassemble. When the staff needs to disassemble and maintain the filter plate, by pulling the pull rod to the left, the pull rod will drive the limit rod to move to the left when it moves to the left, and the limit rod will move to the left. When moving, it drives the adjustment block to move to the left. When the adjustment block moves to the left, it drives a telescopic rod to move to the left and squeezes the second spring. When the adjustment block moves to the designated position, the buffer plate is driven by the rebound of the first spring. Move upward to push out the clamping block upwards. At this time, the staff can take out the filter plate from the inner cavity of the fixed frame. It is easy to disassemble, and it is convenient for the staff to maintain and replace the filter plate, thereby improving the filtration efficiency of the filter plate.

4. The utility model plays a position-limiting role on the buffer plate through the cooperative use of the slider and the chute, and at the same time prevents the position of the buffer plate from shifting during use. The position-limiting function prevents the fixed shell from falling off or displacing during use. The positioning block plays a role in fixing the water outlet shell and prevents the position of the water outlet shell from shifting during use.

Description of drawings

Fig. 1 is the structural representation that the utility model embodiment provides;

Fig. 2 is the front sectional view that the utility model embodiment provides;

Fig. 3 is the right view of the culture pond structure provided by the embodiment of the utility model;

Fig. 4 is a left sectional view of the lifting mechanism provided by the embodiment of the present invention;

Fig. 5 is a sectional expanded view of the structure of the fixing frame provided by the embodiment of the present invention;

Fig. 6 is an enlarged view of the local structure at A in Fig. 5 provided by the embodiment of the present invention;

Fig. 7 is a front view of the limiting mechanism provided by the embodiment of the present invention.

In the figure: 1, culture pond body; 2, limit slot; 3, positioning shell; 4, baffle plate; 5, lifting mechanism; 501, storage box; 502, motor; 503, transmission rod; 504, gear; 505, Tooth plate; 506, limit block; 6, protective shell; 7, fixed frame; 8, groove; 9, chute; 10, first spring; 11, buffer plate; 12, block; 13, filter plate; 14, limit mechanism; 1401, pull rod; 1402, limit rod; 1403, adjustment block; 1404, telescopic rod; 1405, second spring; 15, sewage pipe; 16, solenoid valve; 17, water pump; 18, fixed shell ; 19, connecting pipe; 20, purification equipment body; 21, drain pipe; 22, water outlet shell; 23, slider; 24, fixed block; 25, positioning block.

Detailed ways

In order to further understand the invention content, characteristics and effects of the present utility model, the following examples are given, and detailed descriptions are given below in conjunction with the accompanying drawings.

Below in conjunction with accompanying drawing, the structure of the present utility model is described in detail.

As shown in Fig. 1 to Fig. 7, a kind of high-density prawn culture pond sewage discharge device provided by the embodiment of the utility model comprises a culture pond body 1, and the front side and the rear side of the culture pond body 1 are all provided with a limit groove 2, and the cultivation A positioning shell 3 is arranged between the front side and the rear side of the inner cavity of the pool body 1, and through holes are opened on both sides of the positioning shell 3. The inner cavity of the positioning shell 3 is movably connected with a baffle plate 4, and the front of the baffle plate 4 top is Both the side and the rear side are fixedly connected with a lifting mechanism 5. The lifting mechanism 5 includes a storage box 501 and a tooth plate 505. The opposite sides of the two tooth plates 505 are movably connected with the surface of the culture pond body 1, and the two tooth plates 505 are opposite. The top of one side is fixedly connected with the baffle plate 4, the front side and the rear side of the culture pond body 1 are provided with a protective shell 6, and the bottom of the culture pond body 1 inner cavity right side is provided with two groups of fixing frames 7, and the fixing frame 7 The top of the groove 8 is provided with grooves 8, and the number of grooves 8 is four, and both sides of the front and rear sides of the inner chamber of the groove 8 are provided with chute 9, and the bottom of the inner chamber of the groove 8 is fixedly connected with the first spring 10. A buffer plate 11 is fixedly connected to the top of the first spring 10, and a block 12 is movably connected to the top of the buffer plate 11. A filter plate 13 is fixedly connected between the tops of the two blocks 12, and the left side of the block 12 is movable. Connect the limit mechanism 14, the limit mechanism 14 includes a pull rod 1401 and an adjustment block 1403, the bottom of the adjustment block 1403 is movably connected with the top of the left side of the block 12, and the front side of the bottom of the right side of the culture pond body 1 is connected with a sewage pipe 15 The surface of the sewage pipe 15 is covered with a solenoid valve 16, the left side of the solenoid valve 16 is fixedly connected with the right side of the culture pond body 1, the rear side of the sewage pipe 15 is connected with a water pump 17, and the bottom of the water pump 17 is provided with a fixed shell 18 , the left side of the fixed shell 18 is fixedly connected with the right side of the culture pond body 1, the rear side of the water pump 17 is communicated with the connecting pipe 19, and the bottom of the connecting pipe 19 rear side is communicated with the purification equipment body 20, and the left side of the purification equipment body 20 Fixedly connected with the right side of the culture pond body 1, the bottom of the rear side of the purification equipment body 20 is connected with a drain pipe 21, and the left side of the drain pipe 21 is connected with a water outlet shell 22, and the rear side of the water outlet shell 22 is connected to the inner wall of the culture pond body 1 Fixed connection.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the opposite sides of the two storage boxes 501 are fixedly connected to the surface of the culture pond body 1, and the inner cavity of the storage box 501 is provided with a motor 502, and the output end of the motor 502 is fixed A transmission rod 503 is connected, and the left side of the transmission rod 503 penetrates to the inner cavity of the protective shell 6 and is fixedly connected with a gear 504. Both sides are fixedly connected with the limit block 506 , and the sides of the two limit blocks 506 away from the tooth plate 505 are both movably connected with the inner wall of the limit groove 2 .

Adopt the above scheme: through the cooperative use of the storage box 501, the motor 502, the transmission rod 503, the gear 504 and the tooth plate 505, when the staff needs to clean up the sewage of the culture pond body 1, the motor 502 is first opened, and the output of the motor 502 end drives the transmission rod 503 to rotate, the transmission rod 503 drives the gear 504 to rotate when rotating, the gear 504 drives the tooth plate 505 to move upward when rotating, and the two tooth plates 505 drive the baffle plate 4 to move upward when moving upward, and the baffle plate 4 When moving upward, the sewage in the inner cavity of the culture pond body 1 flows out through the through hole on the surface of the positioning shell 3, and filters the larger dirt in the sewage through the filter plate 13, and then the staff opens the solenoid valve 16, and passes through The water pump 17 pumps the sewage into the inner cavity of the purification equipment body 20, and the microorganisms and bacteria in the sewage are eliminated by the purification equipment body 20, and the purified water flows into the inner cavity of the culture pond body 1 through the drain pipe 21, so that after filtration and purification The sewage can be recycled, thereby reducing the waste of water resources. Through the use of the limit block 506 and the limit groove 2, it plays a role in limiting the position of the tooth plate 505, and at the same time prevents the position of the tooth plate 505 from being deviated when in use. shift.

Referring to Fig. 1, Fig. 2, Fig. 5, Fig. 6 and Fig. 7, the right side of the pull rod 1401 is in contact with the left side of the fixed frame 7, the right side of the pull rod 1401 is fixedly connected to the limit rod 1402, and the right side of the limit rod 1402 runs through To the inner cavity of the groove 8 and fixedly connected with the left side of the adjustment block 1403, the front side and the rear side of the left side of the adjustment block 1403 are fixedly connected with a telescopic rod 1404, and the left side of the telescopic rod 1404 is fixed to the inner wall of the groove 8 Connection, the surface of the telescopic rod 1404 is covered with a second spring 1405, the right side of the second spring 1405 is fixedly connected with the adjustment block 1403, and the left side of the second spring 1405 is fixedly connected with the inner wall of the groove 8.

Using the above scheme: through the cooperation of the pull rod 1401, the limit rod 1402, the adjustment block 1403, the telescopic rod 1404 and the second spring 1405, after long-term use of the filter plate 13, a large amount of impurities will remain on the surface, thereby affecting the filtration of the filter plate 13 Efficiency, the existing filter plate 13 is fixed by bolts, and it is troublesome to disassemble. When the staff needs to disassemble and maintain the filter plate 13, by pulling the pull rod 1401 to the left, the pull rod 1401 drives the limit rod when moving to the left 1402 moves to the left, and the stop rod 1402 drives the adjustment block 1403 to move to the left when it moves to the left, and the adjustment block 1403 drives a telescopic rod 1404 to move to the left and squeezes the second spring 1405 when it moves to the left. After the block 1403 moves to the specified position, the first spring 10 rebounds to drive the buffer plate 11 to move upwards to push the clamping block 12 upwards. At this time, the staff can take the filter plate 13 out of the inner cavity of the fixed frame 7, which is easy to disassemble , it is convenient for staff to maintain and replace the filter plate 13, thereby improving the filtration efficiency of the filter plate 13.

Referring to Fig. 1, Fig. 2 and Fig. 3, both sides of the front side and the rear side of the buffer plate 11 are fixedly connected with sliders 23, and the side of the slider 23 away from the buffer plate 11 is movably connected with the inner wall of the chute 9, and the fixed shell The front side and the rear side of 18 are all fixedly connected with fixed block 24, and the left side of fixed block 24 is fixedly connected with the right side of culture pond body 1, and the both sides of outlet shell 22 are all fixedly connected with positioning block 25, and the positioning block 25 The rear side is fixedly connected with the inner wall of the culture pond body 1 .

The above scheme is adopted: through the cooperative use of the slider 23 and the chute 9, it plays a role in limiting the buffer plate 11, and at the same time prevents the position of the buffer plate 11 from shifting during use. The fixing and position-limiting function of the shell 18 prevents the fixed shell 18 from falling off or displacing during use. The positioning block 25 plays a role in fixing the water outlet shell 22, and at the same time prevents the position of the water outlet shell 22 from being deviated when in use. shift.

Working principle of the utility model:

When in use, when the staff needs to clean up the culture pond body 1, first turn on the motor 502, the output end of the motor 502 drives the transmission rod 503 to rotate, and the transmission rod 503 drives the gear 504 to rotate when rotating, and the gear 504 When rotating, the tooth plates 505 are driven to move upward, and the two tooth plates 505 drive the baffle plate 4 to move upward when the two tooth plates 505 move upward. The larger dirt in the sewage is filtered through the filter plate 13, and then the staff opens the solenoid valve 16, and the sewage is pumped into the inner cavity of the purification equipment body 20 through the water pump 17, and the sewage is filtered through the purification equipment body 20. Microbes and bacteria are eliminated, and the purified water flows into the inner cavity of the culture pond body 1 through the drain pipe 21, so that the filtered and purified sewage can be recycled, thereby reducing the waste of water resources, and after long-term use of the filter plate 13, A large amount of impurities will remain on the surface, thereby affecting the filtration efficiency of the filter plate 13. The existing filter plate 13 is fixed by bolts, which is troublesome to disassemble. 1401, the pull rod 1401 drives the stop rod 1402 to move to the left when it moves to the left, the stop rod 1402 drives the adjustment block 1403 to move to the left when it moves to the left, and the adjustment block 1403 drives a telescopic rod 1404 to move to the left when it moves to the left Move and squeeze the second spring 1405. When the adjustment block 1403 moves to the designated position, the rebound of the first spring 10 will drive the buffer plate 11 to move upward and push the block 12 upward. At this time, the staff can push the filter plate 13 is taken out from the inner cavity of the fixing frame 7, and it is easy to disassemble, which is convenient for staff to maintain and replace the filter plate 13, thereby improving the filtration efficiency of the filter plate 13.

To sum up: the high-density prawn culture pond sewage discharge device, through the culture pond body 1, the limit groove 2, the positioning shell 3, the baffle plate 4, the lifting mechanism 5, the protective shell 6, the fixing frame 7, the groove 8, the sliding Groove 9, first spring 10, buffer plate 11, block 12, filter plate 13, limit mechanism 14, sewage pipe 15, solenoid valve 16, water pump 17, fixed shell 18, connecting pipe 19, purification equipment body 20, drainage The joint use of the pipe 21, the water outlet shell 22, the slider 23, the fixed block 24 and the positioning block 25 solves the problem that the existing high-density prawn breeding pond sewage device is inconvenient to disassemble and maintain the filter plate after filtering the sewage. The problem that the long-term use of the filter plate causes the filter effect to deteriorate.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A high-density prawn culture pond sewage discharge device, comprising a culture pond body (1), is characterized in that: the front side and the rear side of the culture pond body (1) all offer a limit groove (2), and the culture pond body (1) is characterized in that: A positioning shell (3) is arranged between the front side and the rear side of the inner cavity of the pool body (1), and through holes are opened on both sides of the positioning shell (3), and the inner cavity of the positioning shell (3) is movable A baffle (4) is connected, and the front side and the rear side of the top of the baffle (4) are fixedly connected with a lifting mechanism (5), and the lifting mechanism (5) includes a storage box (501) and a tooth plate (505 ), the opposite sides of the two toothed plates (505) are movably connected with the surface of the culture pond body (1), and the tops of the opposite sides of the two toothed plates (505) are fixedly connected with the baffle plate (4). The front side and the rear side of the culture pond body (1) are all provided with protective shells (6), and the bottom of the right side of the inner chamber of the culture pond body (1) is provided with two groups of fixing frames (7), and the fixing frames ( The top of 7) is provided with grooves (8), and the number of the grooves (8) is four, and both sides of the front and rear sides of the inner cavity of the grooves (8) are provided with slide grooves (9) , the bottom of the cavity of the groove (8) is fixedly connected with a first spring (10), the top of the first spring (10) is fixedly connected with a buffer plate (11), and the top of the buffer plate (11) A clamping block (12) is movably connected, and a filter plate (13) is fixedly connected between the tops of the two clamping blocks (12), and the left side of the clamping block (12) is movably connected with a limiting mechanism (14). The limit mechanism (14) includes a pull rod (1401) and an adjustment block (1403), the bottom of the adjustment block (1403) is movably connected with the top of the left side of the block (12), and the right side of the culture pond body (1) The front side of the side bottom is connected with a sewage pipe (15), and the surface of the sewage pipe (15) is sleeved with a solenoid valve (16). The side is fixedly connected, the rear side of the sewage pipe (15) is connected with a water pump (17), the bottom of the water pump (17) is provided with a fixed shell (18), and the left side of the fixed shell (18) is connected to the culture pond. The right side of the main body (1) is fixedly connected, the rear side of the water pump (17) is connected with a connecting pipe (19), and the bottom of the rear side of the connecting pipe (19) is connected with a purification equipment body (20). The left side of the equipment body (20) is fixedly connected with the right side of the culture pond body (1), and the bottom of the rear side of the purification equipment body (20) is communicated with a drainpipe (21), and the left side of the drainpipe (21) The side is connected with a water outlet shell (22), and the rear side of the water outlet shell (22) is fixedly connected with the inner wall of the culture pond body (1). 2. A kind of high-density prawn culture pond sewage discharge device as claimed in claim 1, is characterized in that: the opposite side of two storage boxes (501) is all fixedly connected with the surface of culture pond body (1), and described storage The inner cavity of the box (501) is provided with a motor (502), the output end of the motor (502) is fixedly connected with a transmission rod (503), and the left side of the transmission rod (503) penetrates to the protective shell (6). A gear (504) is fixedly connected to the inner cavity, and the rear side of the gear (504) is engaged with the front side of the tooth plate (505). 3. A kind of high-density prawn culture pond blowdown device as claimed in claim 1, is characterized in that: the opposite side of two tooth plates (505) is all fixedly connected with limit block (506), two limit blocks ( 506) The side away from the tooth plate (505) is movably connected with the inner wall of the limiting groove (2). 4. A kind of sewage discharge device for high-density prawn culture ponds as claimed in claim 1, is characterized in that: the right side of described pull rod (1401) contacts with the left side of fixed frame (7), and the left side of described pull rod (1401) The right side is fixedly connected with a limit rod (1402), and the right side of the limit rod (1402) penetrates to the inner chamber of the groove (8) and is fixedly connected with the left side of the adjustment block (1403), and the adjustment block ( 1403) the front side and the rear side of the left side are fixedly connected with a telescopic rod (1404), the left side of the telescopic rod (1404) is fixedly connected with the inner wall of the groove (8), and the surface of the telescopic rod (1404) A second spring (1405) is sleeved, the right side of the second spring (1405) is fixedly connected to the adjustment block (1403), and the left side of the second spring (1405) is fixed to the inner wall of the groove (8) connect. 5. a kind of high-density prawn cultivation pond blowdown device as claimed in claim 1, is characterized in that: the both sides of described buffer plate (11) front side and rear side are all fixedly connected with slide block (23), and described The side of the slide block (23) away from the buffer plate (11) is movably connected with the inner wall of the chute (9). 6. A kind of high-density prawn cultivation pond blowdown device as claimed in claim 1, is characterized in that: the front side and the rear side of described fixed shell (18) are all fixedly connected with fixed block (24), and described fixed block The left side of (24) is fixedly connected with the right side of culture pond body (1). 7. A kind of sewage discharge device for high-density prawn culture ponds as claimed in claim 1, is characterized in that: the both sides of described water outlet shell (22) are all fixedly connected with positioning block (25), and described positioning block (25) The rear side of the rear side is fixedly connected with the inner wall of the culture pond body (1).

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