CN114223587A - River crab in-vitro hatching device - Google Patents
River crab in-vitro hatching device Download PDFInfo
- Publication number
- CN114223587A CN114223587A CN202111478399.0A CN202111478399A CN114223587A CN 114223587 A CN114223587 A CN 114223587A CN 202111478399 A CN202111478399 A CN 202111478399A CN 114223587 A CN114223587 A CN 114223587A
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- rod
- hatching
- nutrient solution
- solution box
- basket
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- 230000012447 hatching Effects 0.000 title claims abstract description 79
- 238000000338 in vitro Methods 0.000 title claims abstract description 10
- 235000015097 nutrients Nutrition 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000005273 aeration Methods 0.000 claims abstract description 21
- 238000011534 incubation Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 241000238557 Decapoda Species 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 abstract description 12
- 239000001301 oxygen Substances 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000000630 rising effect Effects 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 abstract description 2
- 235000013601 eggs Nutrition 0.000 description 18
- 238000007599 discharging Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 235000016709 nutrition Nutrition 0.000 description 3
- 230000035764 nutrition Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
- A01K61/17—Hatching, e.g. incubators
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a river crab in-vitro hatching device, which relates to the technical field of river crab hatching instruments and comprises the following components: the crab spawn hatching device comprises a base and aeration pipes, wherein the nutrient solution box is of a rectangular structure, the left side and the right side of the bottom of the nutrient solution box are symmetrically welded with two bases, four aeration pipes are arranged in the bottom space of the nutrient solution box, a rectangular mounting frame is rotatably mounted at the top end position of the inner wall of the left side of the nutrient solution box, the four aeration pipes are externally connected with an external oxygen source, the four aeration pipes are positioned at the bottom of a hatching basket for aeration to increase the dissolved oxygen of nutrients, and the crab spawns in the hatching basket can float by utilizing the rising of aeration bubbles, so that the crab spawns can fully absorb the dissolved oxygen to be beneficial to hatching and growth; two electric push rods are symmetrically locked and supported in the middle of the top ends of the two bases; and a rectangular material receiving disc is inserted into the upper part of the mounting frame. The hatching basket can automatically turn over, unload and reset, and solves the problem that the traditional hatching device needs to manually operate an egg containing device to unload and manually reset.
Description
Technical Field
The invention relates to the technical field of river crab hatching instruments, in particular to an in-vitro river crab hatching device.
Background
The fertilized eggs of the river crabs and the egg-carrying crabs do not have the relation of nutrition input and output, and the egg-carrying crabs provide sufficient dissolved oxygen for the development of the fertilized eggs by continuously flaring the umbilical parts and swinging the appendages to complete the development of the embryo of the river crabs. The crab with eggs has incomplete footstep and weakened vitality, which leads to the reduction of dissolved oxygen and influences the hatchability of fertilized eggs. The crab with eggs is dead, so that fertilized eggs are anoxic and death is directly caused. Since the oosperm crab only provides dissolved oxygen for the oosperm, the oosperm crab can be completely stripped from the oosperm crab which is incomplete in feet or just died in production, so the in-vitro hatching device of the oosperm of the river crab can be used.
The existing river crab hatching apparatus is characterized in that when the crab eggs which are primarily hatched and formed are unloaded, the crab eggs are mostly required to be manually overturned to be inversely buckled and unloaded, the crab eggs are still required to be manually pushed to be placed in a material receiving position, and the normal unloading can be carried out.
Disclosure of Invention
In view of the above, the invention provides an in vitro river crab hatching device, which is provided with trapezoidal driving frames, and two trapezoidal driving frames can indirectly drive two driving racks to slide forwards by using the lifting thrust of two electric push rods to provide the hatching basket with the overturning and reversing discharging power through the inclined plane guiding principle, so that the problem that the device is overweight and has high manufacturing cost due to the fact that an extra driving motor for matching with the hatching basket to overturn and discharge is needed is solved.
The invention provides the following technical scheme: an in vitro incubation device for river crabs comprises a nutrient solution box; the nutrient solution box comprises a base and aeration pipes, the nutrient solution box is of a rectangular structure, two bases are symmetrically welded at the left side and the right side of the bottom of the nutrient solution box, four aeration pipes are arranged in the bottom space of the nutrient solution box, a rectangular mounting frame is rotatably mounted at the top end of the inner wall of the left side of the nutrient solution box, the four aeration pipes are externally connected with an external oxygen source, the four aeration pipes are positioned at the bottom of the incubation basket for aeration to increase the dissolved oxygen of nutrition, and the crab eggs in the incubation basket can float by utilizing the rising of aeration bubbles, so that the crab eggs can fully absorb the dissolved oxygen to be beneficial to incubation and growth; two electric push rods are symmetrically locked and supported in the middle of the top ends of the two bases, an incubation basket with a rectangular structure is arranged between the top end sections of the telescopic rods of the two electric push rods, and the incubation basket is required to slide downwards to sink into a liquid layer in the nutrient solution box during incubation and use; installing a frame; the mounting frame comprises a material receiving disc, a rectangular material receiving disc is inserted into the mounting frame, a metal filter screen covers and blocks an opening at the bottom of the material receiving disc, the mounting frame can drive the material receiving disc to rotate together, and the material receiving disc is adjusted to be in a horizontal material receiving state; hatching baskets; the hatching basket comprises steering gears, two vertical supporting plates are symmetrically welded in the middle of the left supporting frame and the right supporting frame of the hatching basket, two steering gears are symmetrically welded on the top end sections of the two vertical supporting plates in a supporting mode, and the hatching basket is used for containing crab eggs; a rotating shaft is supported and welded on the left side fence plate of the mounting frame, an adjusting gear is sleeved on the middle section of the rotating shaft, and the adjusting gear is in meshing transmission with the relay gear; two steel guide wheels are arranged at the head end and the tail end of the two driving racks, and the four steel guide wheels are abutted and contacted with the inclined edges of the two trapezoidal driving frames along with the upward sliding of the hatching basket.
Preferably, the nutrient solution tank further comprises: the top ends of the rear half parts of the left side wall and the right side wall of the nutrient solution box are symmetrically welded with two L-shaped supporting rods; two trapezoidal driving frames are symmetrically welded on the top end sections of the two L-shaped supporting rods.
Preferentially, the nutrient solution box also comprises a relay gear, a longitudinal positioning shaft is welded at the top end of the outer wall on the left side of the nutrient solution box, and the relay gear is sleeved on the middle section of the longitudinal positioning shaft.
Preferably, the installing frame further comprises positioning elements, two U-shaped frames are symmetrically welded in the middle positions of the front long side plate and the rear long side plate of the installing frame, and the two U-shaped frames are symmetrically inserted into the two U-shaped frames through spring pushing.
Preferably, the two positioning elements are U-shaped structures, and the head end sections of the four insertion rods on the two positioning elements are correspondingly matched with the front and rear fence plates of the take-up pan in a penetrating and inserting manner.
Preferably, the hatching basket further comprises L-shaped positioning rods, two L-shaped positioning rods are symmetrically and rotatably sleeved on the rotating shafts of the steering gears at the left and right positions of the hatching basket, and the tail ends of the cross-support parts of the two L-shaped positioning rods are correspondingly locked and fixed with the top ends of the telescopic rods of the two electric push rods.
Preferably, the hatching basket further comprises a vertical rack, the left side of the bottom of the cross-bracing portion of the L-shaped positioning rod is welded with the vertical rack, and the vertical rack slides upwards to be in meshing transmission with the relay gear.
Preferentially, the hatching basket further comprises a driving rack, two driving racks are symmetrically and slidably mounted on the lower half section of the L-shaped positioning rod vertical support part, the two driving racks are correspondingly meshed and contacted with two steering gears, a steel guide wheel is mounted at each of the head end and the tail end of each of the two driving racks, and the steel guide wheels at the four positions are abutted and contacted with the inclined edges of the two trapezoidal driving frames along with the upward sliding of the hatching basket.
Preferentially, the left side fence plate of installing frame goes up the support welding and has a pivot, and the cover is equipped with an adjusting gear on the interlude of pivot, and adjusting gear and relay gear meshing transmission.
Preferably, the trapezoidal driving frame includes: the first rod is the upper bottom edge of the trapezoidal driving frame (104), and a first accommodating cavity is formed in the first rod; the second rod is an oblique edge of the trapezoid driving frame and is rotatably connected to the first rod through a first pivot, the second rod comprises a first section of rod, a second section of rod and a third section of rod, the first section of rod is connected to one end of the third section of rod, and the second section of rod is accommodated in a second accommodating cavity of the third section of rod; and the third rod is the lower bottom edge of the trapezoidal driving frame, and one end of the second rod is connected to the third rod in a sliding manner through a sliding block.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the hatching basket can be automatically turned over and unloaded in the ascending process through the power transmission of the two trapezoid driving frames, and when the hatching basket is in the inverted state, the hatching basket is not completely in a straight suspension angle, and a certain inclination angle (refer to fig. 4) is maintained, so that the hatching basket can be ensured to be automatically turned and reset in a horizontal material containing state according to an eccentric principle, and further, the hatching basket can be automatically turned over and unloaded and reset, and compared with the traditional hatching device, the trouble of manually operating an egg containing device to unload materials and manually reset can be saved, and the hatching basket is time-saving and labor-saving;
2. according to the invention, through power transmission of the vertical rack, the two electric push rods can be in linkage engagement to drive the material receiving disc to turn over and open and close when the hatching basket is lifted and pushed, so that the trouble of additionally manually switching and adjusting the use state of the material receiving disc during discharging operation is eliminated, the discharging operation step of the device is simplified, the use is convenient and time-saving, a special swinging and opening and closing driving motor for the material receiving disc can be omitted, the weight of the device is reduced, and the manufacturing cost is reduced;
3. according to the invention, through the inclined plane guide principle, the two trapezoidal driving frames can indirectly drive the two driving racks to slide forwards by using the lifting thrust of the two electric push rods so as to provide the overturning and reversing discharging power for the hatching basket, so that an additional driving motor for supporting overturning and discharging the hatching basket is omitted, the weight of the device is further reduced, the manufacturing cost is reduced, and the pin lifting amount is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the rear three-dimensional structure of the present invention;
FIG. 3 is a schematic view of the hatching basket in a lifting and reversing state according to the present invention;
FIG. 4 is a schematic view of the horizontal receiving state of the mounting frame according to the present invention;
FIG. 5 is a schematic view of the half-section internal structure of the nutrient solution tank of the present invention;
FIG. 6 is a schematic view of the hatching basket structure of the present invention;
FIG. 7 is a schematic view of the structure of the mounting frame of the present invention;
FIG. 8 is a schematic view of a receiver tray according to the present invention;
FIG. 9 is a schematic structural diagram of a trapezoidal driving frame according to the present invention;
FIG. 10 is a schematic view of the structure of the cushioning hinge of the present invention;
in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a nutrient solution tank; 101. a base; 102. an aeration pipe; 103. an L-shaped strut; 104. a trapezoidal drive frame; 1041. a first lever; 10411. a first accommodating chamber; 10412. a first pivot; 1042. a second lever; 10421. a first section of rod; 10422. a second section of rod; 10423. a third section of rod; 10424. a second accommodating chamber; 10425. a slider; 1043. a third lever; 105. a relay gear; 2. an electric push rod; 3. installing a frame; 301. a take-up pan; 302. a positioning member; 4. hatching baskets; 401. a steering gear; 402. an L-shaped positioning rod; 403. a drive rack; 404. a vertical rack; 500. a hinge; 501. a first leaf 502, a second leaf 503, a third pivot 504, a buffer column 5041 and a buffer block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Please refer to fig. 1 to 8;
the invention provides an in vitro river crab hatching device, which comprises: a nutrient solution tank 1; the nutrient solution box 1 comprises a base 101 and aeration pipes 102, the nutrient solution box 1 is of a rectangular structure, two bases 101 are symmetrically welded at the left side and the right side of the bottom of the nutrient solution box 1, the aeration pipes 102 are arranged and installed at four positions in the bottom space of the nutrient solution box 1, and a rectangular installation frame 3 is rotatably installed at the top end of the left inner wall of the nutrient solution box 1; two electric push rods 2 are symmetrically and tightly supported in the middle of the top ends of the two bases 101, and a hatching basket 4 with a rectangular structure is arranged between the top end sections of the telescopic rods of the two electric push rods 2; the nutrient solution box 1 also comprises L-shaped supporting rods 103, and the two L-shaped supporting rods 103 are symmetrically welded at the top ends of the rear half parts of the left side wall and the right side wall of the nutrient solution box 1; the top end sections of the two L-shaped supporting rods 103 are symmetrically welded with two trapezoidal driving frames 104; nutrient solution box 1 still includes relay gear 105, and the top position welding of nutrient solution box 1 left side outer wall has a department vertical positioning axle, and the cover is equipped with a relay gear 105 on the interlude of vertical positioning axle
A mounting frame 3; the mounting frame 3 comprises a receiving disc 301, a rectangular receiving disc 301 is inserted into the mounting frame 3, and a metal filter screen is covered and blocked in an opening at the bottom of the receiving disc 301; an incubation basket 4; the hatching basket 4 comprises steering gears 401, two vertical supporting plates are symmetrically welded in the middle positions of left and right supporting frames of the hatching basket 4, and two steering gears 401 are symmetrically welded on the top end sections of the two vertical supporting plates in a supporting mode; the mounting frame 3 further comprises positioning pieces 302, two U-shaped frames are symmetrically welded in the middle positions of the front long side plate and the rear long side plate of the mounting frame 3, and the two positioning pieces 302 are symmetrically inserted in the two U-shaped frames through spring pushing; the two positioning pieces 302 are all U-shaped structures, the head end sections of the four insertion rods on the two positioning pieces 302 are correspondingly matched with the front and rear fence plates of the material receiving tray 301 in a penetrating and inserting manner, the material receiving tray 301 in a horizontal state can receive crab eggs which are reversely buckled and unloaded from the inside of the hatching basket 4, and the two positioning pieces 302 can be used for inserting and positioning the material receiving tray 301 inside the mounting frame 3.
As shown in fig. 6, the hatching basket 4 further comprises L-shaped positioning rods 402, two L-shaped positioning rods 402 are symmetrically and rotatably sleeved on the rotating shafts of the left and right steering gears 401 of the hatching basket 4, the tail ends of the cross-support portions of the two L-shaped positioning rods 402 are correspondingly locked and fixed with the top ends of the telescopic rods of the two electric push rods 2, and the two electric push rods 2 can push and drive the hatching basket 4 to slide up and down in the nutrient solution tank 1; the hatching basket 4 further comprises a vertical rack 404, the bottom of the cross-bracing portion of the left L-shaped positioning rod 402 is welded with the vertical rack 404, the vertical rack 404 slides upwards to be meshed with the relay gear 105 for transmission, and the vertical rack 404 can slide up and down to be meshed with the relay gear 105 and the mounting frame 3 to swing and switch between a vertical-bracing idle state and a horizontal material receiving state.
As shown in fig. 3, the hatching basket 4 further comprises a driving rack 403, two driving racks 403 are symmetrically and slidably mounted on the lower half section of the vertical supporting part of the two L-shaped positioning rods 402, the two driving racks 403 are correspondingly engaged and contacted with the two steering gears 401, the two driving racks 403 can be engaged to drive the two steering gears 401 to rotate, and the hatching basket 4 is controlled to be turned over and placed in a back-off unloading state; the left side fence plate of installing frame 3 goes up the support welding and has a pivot, and the cover is equipped with an adjusting gear on the interlude of pivot, and adjusting gear and relay gear 105 meshing transmission.
As shown in fig. 4, a steel guide wheel is installed at the head end and the tail end of each of the two driving racks 403, the four steel guide wheels are abutted and contacted with the inclined edges of the two trapezoidal driving frames 104 along with the upward sliding of the hatching basket 4, and the two trapezoidal driving frames 104 can indirectly drive the two driving racks 403 to slide forward by using the lifting thrust of the two electric push rods 2 to provide the discharging power for the hatching basket 4, so that an additional driving motor for the matching, overturning and discharging of the hatching basket 4 is omitted, further weight reduction of the device is facilitated, the manufacturing cost is reduced, and the lifting pin amount is facilitated.
As shown in fig. 9-10, the trapezoidal drive block 104 includes: the first rod 1041 is the upper bottom edge of the trapezoid driving frame 104, a first accommodating cavity 10411 is arranged in the first rod 1041, and preferably, a fourth pivot is arranged at the joint of the first rod and the third rod, that is, the first rod can be accommodated in the first accommodating cavity of the first rod, so that the adjustment of the relative angle between the first rod and the second rod can be quickly realized, and of course, the first rod is in interference fit with the first accommodating cavity, or an elastic bulge is arranged inside the first accommodating cavity; the second rod 1042 is a beveled edge of the trapezoidal driving frame 104, the second rod 1042 is rotatably connected to the first rod through a first pivot 10412, the second rod 1042 includes a first section rod 10421, a second section rod 10422 and a third section rod 10423, the first section rod 10421 is connected to one end of the third section rod 10423, the second section rod 10422 is accommodated in a second accommodating cavity 10424 of the third section rod 10423, of course, the second section rod is in interference fit with respect to the second accommodating cavity, or an elastic protrusion is disposed inside the second accommodating cavity, so that the second section rod can slide in the second accommodating cavity only by overcoming a certain limiting force; a third rod 1043, the third rod 1043 is a lower bottom edge of the trapezoidal driving frame 104, and one end of the second rod 1042 is slidably connected to the third rod 1043 through a sliding block 10425.
When the angle between the first rod and the second rod needs to be adjusted, the second rod rotates around the first pivot relative to the first rod by acting on the second rod, the second rod slides along the third rod through the sliding block, at the moment, the second rod gradually extends into the second accommodating cavity of the third rod, and through the operation, the hatching basket presents different-angle overturning and reversing positions relative to the trapezoidal driving frame, so that the operation of an operator is facilitated.
Furthermore, the hinge 500 is further arranged on the inner side of the joint of the first rod and the second rod, the hinge 500 comprises a first leaf 501 and a second leaf 502, the first leaf is connected to the second leaf through a third pivot 503, the first leaf is connected to the inner side of the first rod, the second leaf is connected to the inner side of the second rod, a buffer column 504 is connected to the third pivot and connected to the third pivot through a key, the angular position of the buffer column relative to the third pivot can be realized through additional external force, furthermore, the top end of the buffer column is a buffer block 5041, the buffer block is arc-shaped, the outermost side of the buffer block abuts against the outer side of the second rod, of course, the buffer block is arranged in an elastic sliding mode relative to the column body part of the buffer column, and therefore, during relative adjustment of the first rod and the second rod, the hinge 500 plays a certain buffering role.
The working principle is as follows:
the hatching basket 4 is used for containing crab eggs, and the hatching basket 4 is slid down to sink into the liquid layer in the nutrient solution box 1 when in hatching use;
the aeration pipes 102 at four positions are externally connected with an external oxygen source, the aeration pipes 102 at four positions are positioned at the bottom of the hatching basket 4 for aeration, so that the dissolved oxygen of nutrition can be increased, and the crab eggs in the hatching basket 4 can float by utilizing the rising of aeration bubbles, so that the crab eggs can fully absorb the dissolved oxygen to be beneficial to hatching and growth;
the two electric push rods 2 can push and drive the hatching basket 4 to ascend and descend in the nutrient solution box 1, four steel guide wheels on the two driving racks 403 can slide upwards along the hatching basket 4 to be abutted and contacted with inclined edges of the two trapezoidal driving frames 104, the two trapezoidal driving frames 104 can indirectly drive the two driving racks 403 to slide forwards by using the ascending and descending thrust of the two electric push rods 2 through the inclined plane guiding principle, the two driving racks 403 can be meshed with each other to drive the two steering gears 401 to rotate forwards, the hatching basket 4 is controlled to be turned over and placed in a back-off unloading state, when the hatching basket 4 is in the back-off state, the hatching basket 4 is not completely in a straight hanging angle and keeps a certain inclination angle (refer to fig. 4), and according to the eccentric principle, the hatching basket can be ensured to be automatically turned and reset to be placed in a horizontal material containing state;
in addition, through the power transmission of the vertical rack 404, the two electric push rods 2 can be linked and meshed to drive the relay gear 105 to rotate when the hatching basket 4 is lifted and pushed, the relay gear 105 can be meshed to drive the mounting frame 3 and the material receiving tray 301 to swing to be in a horizontal material receiving state, and the horizontal material receiving tray 301 can be used for containing crab eggs which are reversely buckled and unloaded from the inside of the hatching basket 4.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The in-vitro river crab hatching device is characterized in that: an incubation device comprising
A nutrient solution tank (1); the nutrient solution box (1) comprises a base (101) and aeration pipes (102), the nutrient solution box (1) is of a rectangular structure, the left side and the right side of the bottom of the nutrient solution box are symmetrically welded with two bases (101), the four aeration pipes (102) are arranged in the bottom space of the nutrient solution box (1), and the top end of the inner wall of the left side of the nutrient solution box (1) is rotatably provided with a rectangular mounting frame (3);
two electric push rods (2) are symmetrically and tightly supported in the middle of the top ends of the two bases (101), and a hatching basket (4) with a rectangular structure is arranged between the top end sections of the telescopic rods of the two electric push rods (2);
an installation frame (3); the mounting frame (3) comprises a receiving disc (301), a rectangular receiving disc (301) is inserted into the mounting frame (3), and a metal filter screen is covered and blocked in an opening at the bottom of the receiving disc (301);
an incubation basket (4); the hatching basket (4) comprises steering gears (401), two vertical supporting plates are symmetrically welded in the middle of the left supporting frame and the right supporting frame of the hatching basket (4), and two steering gears (401) are symmetrically welded on the top end sections of the two vertical supporting plates in a supporting mode.
2. The isolated incubation device of claim 2, wherein: the nutrient solution box (1) also comprises
The top ends of the rear half parts of the left side wall and the right side wall of the nutrient solution box (1) are symmetrically welded with two L-shaped supporting rods (103);
the top end sections of the two L-shaped supporting rods (103) are symmetrically welded with two trapezoidal driving frames (104).
3. The isolated incubation device of claim 3, wherein: nutrient solution case (1) still includes relay gear (105), the top position welding of nutrient solution case (1) left side outer wall has a department vertical positioning shaft, and the cover is equipped with a department relay gear (105) on the interlude of vertical positioning shaft.
4. An in vitro hatching device of river crabs according to any one of claims 1 to 3, which is characterized in that: the installing frame (3) further comprises a positioning piece (302), two U-shaped frames are symmetrically welded at the middle positions of the front long side plate and the rear long side plate of the installing frame (3), and the two U-shaped frames are symmetrically inserted into the two U-shaped frames through spring pushing.
5. The isolated incubation device of claim 4, wherein: the two positioning pieces (302) are U-shaped structures, and the head end sections of the four insertion rods on the two positioning pieces (302) are correspondingly matched with the front and rear fence plates of the material receiving plate (301) in a penetrating and inserting manner.
6. The isolated incubation device of claim 1, wherein: the hatching basket (4) further comprises L-shaped positioning rods (402), the rotating shafts of the steering gears (401) at the left and right positions of the hatching basket (4) are symmetrically and rotatably sleeved with the L-shaped positioning rods (402), and the tail ends of the cross-support parts of the L-shaped positioning rods (402) are correspondingly locked and fixed with the top ends of the telescopic rods of the electric push rods (2).
7. The isolated incubation device of claim 6, wherein: the hatching basket (4) further comprises a vertical rack (404), the bottom of the cross-bracing portion of the L-shaped positioning rod (402) on the left side is welded with the vertical rack (404), and the vertical rack (404) slides upwards to be in meshing transmission with the relay gear (105).
8. The isolated incubation device of claim 6, wherein: the hatching basket (4) further comprises a driving rack (403), two driving racks (403) are symmetrically and slidably mounted on the lower half section of the vertical supporting part of the L-shaped positioning rod (402), the two driving racks (403) are correspondingly meshed and contacted with two steering gears (401), steel guide wheels are mounted at the head end and the tail end of the two driving racks (403), and the four steel guide wheels are abutted and contacted with the inclined edges of two trapezoidal driving frames (104) along with the upward sliding of the hatching basket (4).
9. The isolated incubation device of claim 1, wherein: the left side fence plate of installing frame (3) goes up the support welding and has a pivot, and the cover is equipped with an adjusting gear on the interlude of pivot, and adjusting gear and relay gear (105) meshing transmission.
10. The isolated incubation device of claim 3, wherein: the trapezoidal drive block (104) includes:
the first rod (1041), the first rod (1041) is the upper bottom edge of the trapezoid driving frame (104), and a first accommodating cavity (10411) is arranged in the first rod (1041);
a second rod (1042), wherein the second rod (1042) is a bevel edge of the trapezoid driving frame (104), the second rod (1042) is rotatably connected to the first rod through a first pivot (10412), the second rod (1042) comprises a first section rod (10421), a second section rod (10422) and a third section rod (10423), the first section rod (10421) is connected to one end of the third section rod (10423), and the second section rod (10422) is accommodated in a second accommodating cavity (10424) of the third section rod (10423);
the third rod (1043) is a lower bottom edge of the trapezoid driving frame (104), and one end of the second rod (1042) is connected to the third rod (1043) in a sliding mode through a sliding block (10425).
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| CN208095702U (en) * | 2018-04-23 | 2018-11-16 | 巩丽娟 | A kind of novel hatching barrel of aquaculture |
| CN111727918A (en) * | 2020-07-22 | 2020-10-02 | 中国水产科学研究院淡水渔业研究中心 | River crab in-vitro hatching device and operation method thereof |
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| CN212232681U (en) * | 2020-04-30 | 2020-12-29 | 云南靖源鱼类养殖有限责任公司 | Sturgeon embryonated egg hatching device |
| CN113647348A (en) * | 2021-08-17 | 2021-11-16 | 句容市华南水产养殖专业合作社 | Fertilized egg transplanting and putting facility for improving hatchability of big whitebait |
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- 2021-12-06 CN CN202111478399.0A patent/CN114223587B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208095702U (en) * | 2018-04-23 | 2018-11-16 | 巩丽娟 | A kind of novel hatching barrel of aquaculture |
| CN211664193U (en) * | 2019-11-29 | 2020-10-13 | 青岛铭塔智能装备有限公司 | Automatic transfer mechanism for hatching frame cleaning equipment |
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