CN216775978U - Shellfish sand spitting device for aquatic product processing - Google Patents

Abstract

The utility model discloses a shellfish sand spitting device for aquatic product processing, which comprises a box body, wherein universal wheels are fixedly connected to the bottom of the box body close to four corners, two handles are fixedly connected to the left side of the box body close to the top, the two handles are arranged in the front and back, the top of the box body is provided with an opening, the top of the box body is provided with a top cover, the utility model is provided with a moving mechanism, the screen frame is convenient to be driven to move upwards through the mutual matching of the chain, the L-shaped rod, the connecting rod, the second belt, the supporting plate, the second motor, the connecting block, the rectangular frame and the mounting plate, the shellfish shaking device is provided with the shaking mechanism, and the first motor, the first belt, the movable rod, the cam, the limiting rod and the first spring are matched with one another, so that the movable groove is driven to shake conveniently, and shellfish shaking and sand spitting are realized.

Description

Shellfish sand spitting device for aquatic product processing

Technical Field

The utility model relates to the technical field of aquatic product processing, in particular to a shellfish sand spitting device for aquatic product processing.

Background

The shellfish is a mollusca, the body of the shellfish is soft, is symmetrical left and right and is not segmented, the shellfish is one of aquatic products, is deeply favored by consumers, can be used for cooking delicious food, and can be partially eaten raw, but due to the influence of the body structure and the foraging mode of the shellfish, sand stones can be contained in the shellfish body, if the shellfish body structure and the foraging mode are not cleaned, the mouth feel is greatly influenced, meanwhile, the waste of food materials can be caused, and therefore, the shellfish sand spitting device for aquatic product processing is born.

Because the traditional shellfish sand spitting device for aquatic product processing has poor sand spitting effect in the using process, the sand spitting efficiency can be influenced, and meanwhile, the traditional device does not have a mechanism capable of separating shellfish from water, so that the practicability of the device is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a shellfish sand spitting device for aquatic product processing.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a shellfish sand spitting device for aquatic product processing comprises a box body, universal wheels are fixedly connected to the bottom of the box body close to four corners, two handles are fixedly connected to the left side of the box body close to the top and are arranged in a front-back mode, an opening is formed in the top of the box body, a top cover is arranged on the top of the box body, first flat plates are fixedly connected to the left side and the right side of the top cover close to the bottom, second flat plates are fixedly connected to the bottom of the first flat plates, perforated holes are formed in the two second flat plates, bolts penetrate through inner cavities of the perforated holes, second springs are sleeved on the outer sides of the two bolts, the left ends and the right ends of the second springs are fixedly connected with the second flat plates and the bolts respectively, grooves are formed in the left side and the right side of the box body close to the top, and the opposite ends of the two bolts are inserted into the inner cavities of the adjacent grooves respectively, the middle position of the top cover is provided with a slot, the inner cavity of the slot is provided with a U-shaped handle, the left side and the right side of the U-shaped handle are both fixedly connected with a connecting shaft, one end of the connecting shaft, which is far away from the U-shaped handle, is movably connected with the inner cavity of the slot, the outer side of the U-shaped handle is sleeved with an anti-skidding sleeve, the inner cavity of the box body, which is close to the middle position, is provided with a movable groove, the bottom of the movable groove is provided with a vibrating mechanism, the left side and the right side of the movable groove are both fixedly connected with a shell, the bottom of the movable groove, which is close to the left side, is spliced with a first drain pipe, the bottom of the first drain pipe is fixedly connected with a hose, the bottom of the hose is fixedly connected with a second drain pipe, the inner cavity of the box body, which is close to the bottom, is fixedly connected with a transverse plate, the bottom of the second drain pipe sequentially penetrates through the top of the transverse plate and the inner side wall of the box body and extends to the outer side of the box body, the outside of second drain pipe is close to bottom department and is equipped with assorted valve with it, the inner chamber in activity groove is equipped with the net frame, the net frame inner chamber is close to intermediate position department fixedly connected with net baffle, the rectangle opening has been seted up at net baffle top, rectangle opening inner chamber top is equipped with the otter board, the left side of otter board is equipped with the pivot, the otter board passes through pivot and net baffle swing joint, be equipped with clamping mechanism between otter board and the net baffle, the outside of net frame is equipped with moving mechanism.

Further, latch mechanism includes the starting stave, starting stave fixed connection is close to right side department at the top of otter board, the right side of starting stave is equipped with the secondary riser, just the bottom and the net baffle fixed connection of secondary riser, the through-hole has been seted up on the secondary riser, just the inner chamber of through-hole runs through and is equipped with T shape pole, the outside cover of T shape pole is equipped with the third spring, both ends respectively with secondary riser and T shape pole fixed connection about the third spring, the blind hole has been seted up on the right side of starting stave, the inner chamber at the blind hole is pegged graft to the left end of T shape pole.

Further, the vibration mechanism comprises a first motor which is fixedly connected at the bottom of the transverse plate near the middle position, the output shaft of the first motor is fixedly connected with a rotating rod, the outer side of the rotating rod is sleeved with a first single grooved wheel, the top of the first single grooved wheel is provided with a second single grooved wheel, the first single grooved wheel and the second single grooved wheel are in transmission connection through a first belt, a fixed hole matched with the first belt is arranged at the position close to the middle of the top of the transverse plate, a movable rod is arranged in the inner cavity of the second single grooved wheel in a penetrating way, the left end of the movable rod is fixedly connected with a cam, a rectangular opening is arranged at the middle position of the top of the transverse plate, the bottom of the cam passes through the inner cavity of the rectangular opening, and extend to the outside of diaphragm, the diaphragm top is close to right side department fixedly connected with L shaped plate, the right-hand member and the L shaped plate swing joint of movable rod.

Further, the activity tank bottom is close to the equal fixedly connected with gag lever post in four corners department, the diaphragm top is close to left and right sides department and has all seted up two spacing holes, and two spacing hole sets up a plurality of around being, a plurality of the inner chamber in adjacent spacing hole is passed respectively to the bottom of gag lever post to extend to the bottom of diaphragm, a plurality of the outside of gag lever post is all overlapped and is equipped with first spring, just the upper and lower both ends of first spring respectively with activity groove and diaphragm fixed connection.

Further, the moving mechanism comprises two first chain wheels, the two first chain wheels are respectively arranged at the positions, close to the bottom, of the inner cavities of the two shells, the rear sides of the two first chain wheels are fixedly connected with movable shafts, the positions, close to the bottom, of the rear sides of the two shells are fixedly connected with bearings, the rear ends of the two movable shafts respectively penetrate through the inner cavities of the adjacent bearings and are respectively fixedly connected with a third single grooved wheel and a fourth single grooved wheel, the third single grooved wheel and the fourth single grooved wheel are in transmission connection through a second belt, a supporting plate is fixedly connected at the position, close to the bottom, of the rear side of the right side of the shell, a second motor is fixedly connected at the top of the supporting plate, an output shaft of the second motor is fixedly connected with the rear side of the fourth single grooved wheel, second chain wheels are respectively arranged at the tops of the two first chain wheels, and a chain is arranged between the first chain wheels and the second chain wheels, two first sprocket is connected, two through chain and adjacent second sprocket drive respectively the equal fixedly connected with pivot of rear side of second sprocket, just the rear end and the chain inner chamber swing joint of pivot, two the front side of chain is close to the equal swing joint of one side department opposite in bottom and has the connecting block, just the outside swing joint of connecting block has the rectangle frame.

Further, two equal fixedly connected with mounting panel in front side of rectangle frame, just the front side fixedly connected with connecting rod of mounting panel, two the fixed orifices has all been seted up at the top of shell, two the inner chamber of adjacent fixed orifices is passed respectively on the top of connecting rod to extend to the outside of shell, two the equal fixedly connected with L shape pole, two of top department is close to one side that the connecting rod is relative the one end that adjacent connecting rod was kept away from to L shape pole is in net frame top left and right sides department fixed connection respectively.

Further, two equal fixedly connected with movable block in the left and right sides department of rectangle frame, just one side fixedly connected with slider, two of rectangle frame is kept away from to the movable block the spout, a plurality of have all been seted up to the shell inner chamber left and right sides the inner chamber of slider difference swing joint at adjacent spout.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the moving mechanism is arranged, and the chain, the L-shaped rod, the connecting rod, the second belt, the supporting plate, the second motor, the connecting block, the rectangular frame and the mounting plate are matched with each other, so that the net frame is driven to move upwards conveniently, and shellfish and water can be separated conveniently;

2. according to the shellfish shaking and sand-spitting device, the shaking mechanism is arranged, and the first motor, the first belt, the movable rod, the cam, the limiting rod and the first spring are matched with one another, so that the movable groove is driven to shake conveniently, and shellfish shaking and sand-spitting are achieved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front sectional view of the present embodiment;

FIG. 2 is a partial right side view of the housing of the present embodiment;

FIG. 3 is a partial top view of the top cover of the present embodiment;

FIG. 4 is an enlarged view of the embodiment at A in FIG. 1;

fig. 5 is an enlarged view of the embodiment at B in fig. 1.

In the figure: 1. a handle; 2. a housing; 3. a box body; 4. a transverse plate; 5. a universal wheel; 6. a hose; 7. a vibration mechanism; 70. a first motor; 71. a first belt; 72. a movable rod; 73. a cam; 74. a limiting rod; 75. a first spring; 8. a moving mechanism; 80. a chain; 81. an L-shaped rod; 82. a connecting rod; 83. a second belt; 84. a support plate; 85. a second motor; 86. connecting blocks; 87. a rectangular frame; 88. mounting a plate; 9. a second spring; 10. a bolt; 11. a screen frame; 12. a screen plate; 13. a mesh partition plate; 14. a top cover; 15. an anti-slip sleeve; 16. a U-shaped grip; 17. a T-shaped rod; 18. and a third spring.

Detailed Description

The present invention is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the case of no conflict, any combination between the embodiments or technical features described below may form a new embodiment.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, a shellfish sand spitting device for aquatic product processing comprises a box body 3, universal wheels 5 are fixedly connected to the bottom of the box body 3 near four corners, two handles 1 are fixedly connected to the left side of the box body 3 near the top, the two handles 1 are arranged in a front-back manner, an opening is formed in the top of the box body 3, a top cover 14 is arranged on the top of the box body 3, first flat plates are fixedly connected to the left and right sides of the top cover 14 near the bottom, second flat plates are fixedly connected to the bottom of the first flat plates, through holes are formed in the two second flat plates, bolts 10 penetrate through inner cavities of the through holes, second springs 9 are sleeved on the outer sides of the two bolts 10, the left and right ends of each second spring 9 are fixedly connected with the second flat plate and the corresponding bolt 10, grooves are formed in the left and right sides of the box body 3 near the top, opposite ends of the two bolts 10 are respectively inserted into inner cavities of adjacent grooves, a notch is arranged at the middle position of the top cover 14, a U-shaped handle 16 is arranged in the slotted inner cavity, connecting shafts are fixedly connected at the left side and the right side of the U-shaped handle 16, one end of each connecting shaft, which is far away from the U-shaped handle 16, is movably connected with the slotted inner cavity, an anti-skidding sleeve 15 is sleeved at the outer side of the U-shaped handle 16, a movable groove is arranged at the position, which is close to the middle position, of the inner cavity of the box body 3, a vibrating mechanism 7 is arranged at the bottom of the movable groove, a shell 2 is fixedly connected at the left side and the right side of the movable groove, a first drain pipe is inserted at the position, which is close to the left side, of the bottom of the movable groove, a hose 6 is fixedly connected with the bottom of the hose 6, a transverse plate 4 is fixedly connected at the position, which is close to the bottom, of the inner cavity of the box body 3, the bottom of the second drain pipe sequentially penetrates through the top of the transverse plate 4 and the inner side wall of the box body 3 and extends to the outer side of the box body 3, a valve matched with the outer side of the second drain pipe is arranged at the position, which is close to the bottom end, a screen frame 11 is arranged in an inner cavity of the movable groove, a screen partition plate 13 is fixedly connected to a position, close to the middle, of the inner cavity of the screen frame 11, a rectangular opening is formed in the top of the screen partition plate 13, a screen plate 12 is arranged on the top of the inner cavity of the rectangular opening, a shaft pin is arranged on the left side of the screen plate 12, the screen plate 12 is movably connected with the screen partition plate 13 through the shaft pin, a clamping mechanism is arranged between the screen plate 12 and the screen partition plate 13, and a moving mechanism 8 is arranged on the outer side of the screen frame 11;

the clamping mechanism comprises a first vertical plate, the first vertical plate is fixedly connected to the position, close to the right side, of the top of the screen plate 12, a second vertical plate is arranged on the right side of the first vertical plate, the bottom of the second vertical plate is fixedly connected with the screen partition plate 13, a through hole is formed in the second vertical plate, a T-shaped rod 17 penetrates through the inner cavity of the through hole, a third spring 18 is sleeved on the outer side of the T-shaped rod 17, the left end and the right end of the third spring 18 are fixedly connected with the second vertical plate and the T-shaped rod 17 respectively, a blind hole is formed in the right side of the first vertical plate, and the left end of the T-shaped rod 17 is inserted into the inner cavity of the blind hole, so that the screen plate 12 can be fixed conveniently;

the vibrating mechanism 7 comprises a first motor 70, the first motor 70 is fixedly connected to the bottom of the transverse plate 4 near the middle position, an output shaft of the first motor 70 is fixedly connected with a rotating rod, a first single sheave is sleeved on the outer side of the rotating rod, a second single sheave is arranged at the top of the first single sheave, the first single sheave and the second single sheave are in transmission connection through a first belt 71, a fixing hole matched with the first belt 71 is formed in the top of the transverse plate 4 near the middle position, a movable rod 72 penetrates through the inner cavity of the second single sheave, a cam 73 is fixedly connected to the left end of the movable rod 72, a rectangular opening is formed in the middle position of the top of the transverse plate 4, the bottom of the cam 73 penetrates through the inner cavity of the rectangular opening and extends to the outer side of the transverse plate 4, an L-shaped plate is fixedly connected to the top of the transverse plate 4 near the right side, the right end of the movable rod 72 is movably connected with the L-shaped plate, and limiting rods 74 are fixedly connected to the bottoms of the movable grooves near the four corners, two limiting holes are formed in the top of the transverse plate 4 close to the left side and the right side, the two limiting holes are arranged in the front and back directions, the bottom ends of the limiting rods 74 penetrate through inner cavities of adjacent limiting holes respectively and extend to the bottom of the transverse plate 4, first springs 75 are sleeved on the outer sides of the limiting rods 74, the upper ends and the lower ends of the first springs 75 are fixedly connected with the movable grooves and the transverse plate 4 respectively, the movable grooves are driven to shake conveniently, and accordingly shellfish shaking and sand spitting are achieved;

the moving mechanism 8 comprises two first chain wheels, the two first chain wheels are respectively arranged at the positions close to the bottom parts of the inner cavities of the two shells 2, the rear sides of the two first chain wheels are fixedly connected with movable shafts, the positions close to the bottom parts of the rear sides of the two shells 2 are fixedly connected with bearings, the rear ends of the two movable shafts respectively penetrate through the inner cavities of the adjacent bearings and are respectively fixedly connected with a third single grooved wheel and a fourth single grooved wheel, the third single grooved wheel and the fourth single grooved wheel are in transmission connection through a second belt 83, a supporting plate 84 is fixedly connected at the position close to the bottom part of the rear side of the right shell 2, the top part of the supporting plate 84 is fixedly connected with a second motor 85, the output shaft of the second motor 85 is fixedly connected with the rear side of the fourth single grooved wheel, the top parts of the two first chain wheels are respectively provided with a second chain wheel, a chain 80 is arranged between the first chain wheels and the second chain wheels, the two first chain wheels are respectively in transmission connection with the adjacent second chain wheels through the chain 80, the rear sides of the two second chain wheels are fixedly connected with a rotating shaft, the rear ends of the rotating shaft are movably connected with the inner cavities of the chains 80, the positions, close to the opposite sides of the bottom, of the front sides of the chains 80 are movably connected with a connecting block 86, the outer sides of the connecting block 86 are movably connected with rectangular frames 87, the positions, far away from the rectangular frames 87, of the movable blocks are fixedly connected with sliding blocks, the left sides and the right sides of the inner cavities of the two shells 2 are respectively provided with a sliding groove, the sliding blocks are respectively and movably connected with the inner cavities of the adjacent sliding grooves to facilitate limiting of the rectangular frames 87, the front sides of the two rectangular frames 87 are respectively and fixedly connected with a mounting plate 88, the front sides of the mounting plates 88 are fixedly connected with connecting rods 82, the top parts of the two shells 2 are respectively provided with a fixing hole, the top ends of the two connecting rods 82 respectively penetrate through the inner cavities of the adjacent fixing holes and extend to the outer sides of the shells 2, the two opposite sides of the two connecting rods 82 are close to the L-shaped rods 81 fixedly connected to the top ends, and one ends, far away from the adjacent connecting rods 82, of the two L-shaped rods 81 are fixedly connected to the left side and the right side of the top of the net frame 11 respectively, so that the net frame 11 can be driven to move upwards, the shells and water can be separated, and the shells which are spit sand can be taken out conveniently.

The working principle is as follows: firstly, in the using process, pulling two pins 10 to the opposite side, enabling the two pins 10 to be respectively away from the inner cavities of the adjacent grooves through the extension of the adjacent second spring 9, then taking the top cover 14 away through the U-shaped handle 16, then pulling the T-shaped rod 17 rightwards, enabling the T-shaped rod 17 to be away from the inner cavity of the blind hole through the extension of the third spring 18, then opening the screen plate 12, after opening the screen plate 12, flatly laying the shellfish at the bottom of the screen frame 11, then closing the screen plate 12 in the reverse operation, continuing flatly laying the shellfish at the top of the screen plate 12, then pouring a proper amount of water into the inner cavity of the movable groove, after pouring, closing the top cover 14 in the reverse operation, starting the first motor 70 through the external power supply, when the first motor 70 works, the output shaft of the first motor drives the rotating rod to rotate, the rotating rod drives the first single grooved wheel to rotate, the first single grooved wheel drives the second single grooved wheel to rotate through the first belt 71, the rotation of the second single grooved wheel can drive the movable rod 72 to rotate, the rotation of the movable rod 72 can drive the cam 73 to rotate, when the cam 73 rotates and contacts with the movable groove, the movable groove can be pushed to move upwards under the limit of the limit rod 74 and the first spring 75, when the cam 73 rotates to be far away from the bottom of the movable groove, the movable groove can move downwards and restore under the action of the first spring 75, the cam 73 can drive the movable groove to shake back and forth upwards and downwards due to the ceaseless rotation, so that the shellfish can be shaken to spit sand, after the spitting of sand is finished, the first motor 70 stops running, the second motor 85 is started through the external power supply, the top cover 14 is opened, the output shaft of the second motor 85 can drive the fourth single grooved wheel to rotate when the second motor 85 works, the rotation of the fourth single grooved wheel can drive the third single grooved wheel to rotate through the second belt 83, the rotation of the third single grooved wheel and the fourth single grooved wheel can drive the adjacent movable shaft to rotate, the loose axle rotates and can drive first sprocket and rotate, first sprocket rotates and can drive the second sprocket through chain 80 and rotate, chain 80 also can rotate thereupon simultaneously, chain 80 rotates and can drive rectangle frame 87 at the movable block through connecting block 86, the spacing up-shifting down of slider and spout, rectangle frame 87 up-shifting can drive connecting rod 82 up-shifting through mounting panel 88, two connecting rod 82 up-shifting can drive net frame 11 up-shifting through adjacent L shape pole 81, thereby come out from first open-ended inner chamber, realize the classification of shell and water, the valve is opened to the rethread, can make water pass through first drain pipe, discharge behind hose 6 and the second drain pipe, and convenient for operation.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (7)

1. The utility model provides a shellfish device of spitting sand for aquatic products processing, includes box (3), its characterized in that: the bottom of the box body (3) is close to four corners and is fixedly connected with universal wheels (5), the left side of the box body (3) is close to the top and is fixedly connected with two handles (1), the two handles (1) are arranged in a front-back manner, the top of the box body (3) is provided with an opening, the top of the box body (3) is provided with a top cover (14), the left side and the right side of the top cover (14) are close to the bottom and are fixedly connected with a first flat plate, the bottom of the first flat plate is fixedly connected with a second flat plate, the two second flat plates are provided with through holes, inner cavities of the through holes are provided with bolts (10), the outer sides of the two bolts (10) are sleeved with second springs (9), the left end and the right end of each second spring (9) are fixedly connected with the second flat plate and the bolts (10) respectively, the left side and the right side of the box body (3) are provided with grooves close to the top, the opposite ends of the two bolts (10) are respectively inserted into the inner cavities of the adjacent grooves, a slot is formed in the middle position of the top cover (14), a U-shaped handle (16) is arranged in the slot inner cavity, connecting shafts are fixedly connected to the left side and the right side of the U-shaped handle (16), one end of each connecting shaft, which is far away from the U-shaped handle (16), is movably connected with the slot inner cavity, an anti-skidding sleeve (15) is sleeved on the outer side of the U-shaped handle (16), a movable groove is formed in the position, close to the middle position, of the inner cavity of the box body (3), a vibrating mechanism (7) is arranged at the bottom of the movable groove, a shell (2) is fixedly connected to the left side and the right side of the movable groove, a first drainage pipe is inserted into the position, a hose (6) is fixedly connected to the bottom end of the first drainage pipe, and a second drainage pipe is fixedly connected to the bottom end of the hose (6), a transverse plate (4) is fixedly connected to the inner cavity of the box body (3) near the bottom, the bottom end of the second drain pipe sequentially penetrates through the top of the transverse plate (4) and the inner side wall of the box body (3), and extends to the outer side of the box body (3), a valve matched with the outer side of the second water discharge pipe is arranged at the position close to the bottom end, a net frame (11) is arranged in the inner cavity of the movable groove, a net clapboard (13) is fixedly connected at the position, close to the middle, of the inner cavity of the net frame (11), the top of the net clapboard (13) is provided with a rectangular opening, the top of the inner cavity of the rectangular opening is provided with a net plate (12), the left side of the screen plate (12) is provided with a shaft pin, the screen plate (12) is movably connected with a screen clapboard (13) through the shaft pin, a clamping mechanism is arranged between the screen plate (12) and the screen partition plate (13), and a moving mechanism (8) is arranged on the outer side of the screen frame (11).

2. A shellfish sand spitting device for aquaculture as claimed in claim 1 wherein: clamping mechanism includes the starting stave, starting stave fixed connection is close to right side department at the top of otter board (12), the right side of starting stave is equipped with the second riser, just the bottom and net baffle (13) fixed connection of second riser, the through-hole has been seted up on the second riser, just the inner chamber of through-hole runs through and is equipped with T shape pole (17), the outside cover of T shape pole (17) is equipped with third spring (18), both ends respectively with second riser and T shape pole (17) fixed connection about third spring (18), the blind hole has been seted up on the right side of starting stave, the inner chamber at the blind hole is pegged graft to the left end of T shape pole (17).

3. A shellfish sand spitting device for aquaculture as claimed in claim 1 wherein: the vibrating mechanism (7) comprises a first motor (70), the first motor (70) is fixedly connected to the bottom of the transverse plate (4) and close to the middle position, an output shaft of the first motor (70) is fixedly connected with a rotating rod, a first single grooved pulley is sleeved on the outer side of the rotating rod, a second single grooved pulley is arranged at the top of the first single grooved pulley, the first single grooved pulley and the second single grooved pulley are in transmission connection through a first belt (71), a fixing hole matched with the first belt (71) is formed in the position, close to the middle position, of the top of the transverse plate (4), a movable rod (72) penetrates through the inner cavity of the second single grooved pulley, a cam (73) is fixedly connected to the left end of the movable rod (72), a rectangular opening is formed in the position of the top of the transverse plate (4), the bottom of the cam (73) penetrates through the inner cavity of the rectangular opening and extends to the outer side of the transverse plate (4), the top of the transverse plate (4) is fixedly connected with an L-shaped plate close to the right side, and the right end of the movable rod (72) is movably connected with the L-shaped plate.

4. A shellfish sand spitting device for aquaculture as claimed in claim 1 wherein: activity tank bottom is close to equal fixedly connected with gag lever post (74) in four corners department, diaphragm (4) top is close to left and right sides department and has all seted up two spacing holes, and two the inner chamber in adjacent spacing hole is passed respectively to the bottom of gag lever post (74) to extend to the bottom of diaphragm (4), a plurality of the outside of gag lever post (74) all is overlapped and is equipped with first spring (75), just the upper and lower both ends of first spring (75) respectively with activity groove and diaphragm (4) fixed connection.

5. A shellfish sand spitting device for aquaculture as claimed in claim 1 wherein: the moving mechanism (8) comprises two first chain wheels, the two first chain wheels are respectively arranged at the positions, close to the bottom, of the inner cavities of the two shells (2), the rear sides of the two first chain wheels are fixedly connected with movable shafts, the positions, close to the bottom, of the rear sides of the two shells (2) are fixedly connected with bearings, the rear ends of the two movable shafts respectively penetrate through the inner cavities of the adjacent bearings and are respectively fixedly connected with a third single grooved wheel and a fourth single grooved wheel, the third single grooved wheel and the fourth single grooved wheel are in transmission connection through a second belt (83), a supporting plate (84) is fixedly connected at the position, close to the bottom, of the rear side of the shell (2) at the right side, a second motor (85) is fixedly connected to the top of the supporting plate (84), the output shaft of the second motor (85) is fixedly connected with the rear side of the fourth single grooved wheel, and second chain wheels are arranged at the top of the two first chain wheels, just be equipped with chain (80), two between first sprocket and the second sprocket first sprocket is connected, two through chain (80) and adjacent second sprocket transmission respectively the equal fixedly connected with pivot in rear side of second sprocket, just the rear end and the chain (80) inner chamber swing joint of pivot, two the front side of chain (80) is close to equal swing joint in one side department that the bottom is opposite and is had connecting block (86), just the outside swing joint of connecting block (86) has rectangle frame (87).

6. A shellfish sand spitting device for aquaculture as claimed in claim 5 wherein: two equal fixedly connected with mounting panel (88) in front side of rectangle frame (87), just front side fixedly connected with connecting rod (82) of mounting panel (88), two the fixed orifices has all been seted up at the top of shell (2), two the inner chamber of adjacent fixed orifices is passed respectively on the top of connecting rod (82) to extend to the outside of shell (2), two equal fixedly connected with L shape pole (81), two are located near top to one side that connecting rod (82) are relative L shape pole (81) one end that adjacent connecting rod (82) were kept away from in L shape pole (81) is respectively in net frame (11) top left and right sides department fixed connection.

7. A shellfish sand spitting device for aquaculture as claimed in claim 5 wherein: two equal fixedly connected with movable block in left and right sides department of rectangle frame (87), just one side fixedly connected with slider that rectangle frame (87) was kept away from to the movable block, two the spout, a plurality of have all been seted up to shell (2) inner chamber left and right sides the slider is swing joint at the inner chamber of adjacent spout respectively.

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