CN113288502B - Device is transplanted to shrimp spermatophore - Google Patents
Device is transplanted to shrimp spermatophore Download PDFInfo
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- CN113288502B CN113288502B CN202110584442.5A CN202110584442A CN113288502B CN 113288502 B CN113288502 B CN 113288502B CN 202110584442 A CN202110584442 A CN 202110584442A CN 113288502 B CN113288502 B CN 113288502B
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- 241000238557 Decapoda Species 0.000 title claims abstract description 59
- 238000002054 transplantation Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 8
- 230000012447 hatching Effects 0.000 abstract description 4
- 239000013535 sea water Substances 0.000 abstract description 4
- 230000009027 insemination Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 210000001625 seminal vesicle Anatomy 0.000 description 6
- 201000010653 vesiculitis Diseases 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 230000004720 fertilization Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- OENIXTHWZWFYIV-UHFFFAOYSA-N 2-[4-[2-[5-(cyclopentylmethyl)-1h-imidazol-2-yl]ethyl]phenyl]benzoic acid Chemical compound OC(=O)C1=CC=CC=C1C(C=C1)=CC=C1CCC(N1)=NC=C1CC1CCCC1 OENIXTHWZWFYIV-UHFFFAOYSA-N 0.000 description 1
- 208000035480 Ring chromosome 8 syndrome Diseases 0.000 description 1
- 208000032827 Ring chromosome 9 syndrome Diseases 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010539 reproductive behavior Effects 0.000 description 1
- 210000004994 reproductive system Anatomy 0.000 description 1
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Classifications
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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
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D19/00—Instruments or methods for reproduction or fertilisation
- A61D19/02—Instruments or methods for reproduction or fertilisation for artificial insemination
- A61D19/027—Devices for injecting semen into animals, e.g. syringes, guns, probes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D19/00—Instruments or methods for reproduction or fertilisation
- A61D19/02—Instruments or methods for reproduction or fertilisation for artificial insemination
- A61D19/027—Devices for injecting semen into animals, e.g. syringes, guns, probes
- A61D19/028—Supporting means thereof, e.g. saddles or belts
-
- 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)
- Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Reproductive Health (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a prawn spermatophore transplanting device which comprises a transplanting tube, wherein a negative pressure air bag is fixedly connected to the top end of the transplanting tube, a containing cavity is installed at the bottom end of the transplanting tube, the bottom end of the containing cavity is open, the open end of the containing cavity is of a wedge-shaped structure, and the containing cavity is communicated with the negative pressure air bag through the transplanting tube. According to the prawn spermatophore transplanting device provided by the invention, the forceps do not need to be replaced by a hand in the prawn spermatophore transplanting operation, the operation time is greatly shortened, the prawn cephalothorax is not required to be placed in seawater, the transplanting efficiency is obviously improved, and the effects of improving the hatching rate and reducing the seedling raising cost are further achieved.
Description
Technical Field
The invention relates to the technical field of biology, in particular to a prawn spermatophore transplanting device.
Background
The prawn fishery is the ocean fishery with the highest economic benefit, and is driven by economic profit and market demand, and multiple types face the danger of resource decline caused by over-fishing. In order to meet the increasingly vigorous demand of people on prawn aquatic products, the prawn aquaculture industry is produced and developed vigorously. The prawns have unique reproductive systems and reproductive behaviors, the male prawns input spermatozoa into the seminiferous sacs of the female prawns before the female prawns lay eggs, and the female prawns lay eggs in the next year, and simultaneously release sperms for fertilization. Therefore, in the artificial breeding process of the prawns, in order to solve the problem of low natural mating rate of the parent prawns or difficulty in fertilization caused by shelling, spermatophore transplantation is often needed to be artificially transplanted to improve the hatching rate.
At present, the fine pod transplantation of prawns is carried out, the general operation method is to grab the prawns with the left hand and operate the prawns with the right hand sequentially by using the forceps for expansion and the ophthalmological forceps, the time is long, in order to prevent the prawns from being anoxic during the operation, the cephalothorax of the prawns needs to be obliquely placed in aerated seawater in the whole process, and the experimental process is complicated. Therefore, in order to further improve the transplanting efficiency of the prawn spermatophore, a time-saving and efficient prawn spermatophore transplanting device needs to be invented, so that the efficiency of scientific researchers is doubled, and the transplanting success rate is improved.
Disclosure of Invention
The invention aims to provide a prawn spermatophore transplanting device, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a prawn spermatophore transplanting device which comprises a transplanting tube, wherein a negative pressure air bag is fixedly connected to the top end of the transplanting tube, a containing cavity is installed at the bottom end of the transplanting tube, the bottom end of the containing cavity is open, the open end of the containing cavity is of a wedge-shaped structure, and the containing cavity is communicated with the negative pressure air bag through the transplanting tube.
Preferably, the transplantation tube is internally sleeved with an air guide tube, one end of the air guide tube is communicated with the negative pressure air bag, and the other end of the air guide tube is communicated with the accommodating cavity; the accommodating cavity is arranged in the transplanting tube, the bottom end of the transplanting tube is hinged with a baffle through a torsion spring, and the baffle is matched with the accommodating cavity; the outer wall of the transplanting tube is provided with a first long hole, a first button is connected in the first long hole in a sliding manner, and the first button is fixedly connected with the air guide tube; the air duct is provided with a telescopic section, and the telescopic section is located between the first button and the negative pressure air bag.
Preferably, a limiting check ring is fixedly connected to the inner wall of the transplanting tube and located below the first button, a limiting tube is fixedly sleeved on the air guide tube and is in limiting fit with the limiting check ring.
Preferably, the limiting retainer ring comprises an outer ring retainer ring fixedly connected with the transplanting tube, an inner ring retainer ring is fixedly connected to the inner side wall of the outer ring retainer ring, and the bottom surface of the inner ring retainer ring is flush with the bottom surface of the outer ring retainer ring; the air guide pipe is connected with the inner side wall of the inner ring retainer ring in a sliding manner, and the limiting pipe is in clearance fit with the inner side wall of the outer ring retainer ring; the inner side wall of the outer ring retainer ring is fixedly connected with a limiting convex edge, the side wall of the limiting pipe is provided with a limiting groove, and the limiting convex edge is matched with the limiting groove.
Preferably, a second long hole is formed in the outer wall of the transplanting tube, the second long hole is positioned below the limiting retainer ring, a second button is connected in the second long hole in a sliding manner, a connecting rod is arranged between the transplanting tube and the air guide tube, and the second button is fixedly connected with the top of the connecting rod; the bottom end of the connecting rod is fixedly connected with a strutting part, and the strutting part is positioned between the accommodating cavity and the transplanting tube.
Preferably, the part of strutting is including fixing the tie-beam of connecting rod bottom, the tie-beam bottom is provided with fixed plate and fly leaf, the fixed plate top with tie-beam fixed connection, the fly leaf top with the tie-beam passes through the torsional spring and articulates, the fly leaf is kept away from one side of fixed plate with the baffle butt.
Preferably, the movable plate is of a U-shaped structure, and the accommodating cavity is matched with the U-shaped opening of the movable plate.
Preferably, the inner wall of the transplantation tube is fixedly connected with a limiting sleeve, and the fixing plate and the movable plate are arranged in the limiting sleeve in a penetrating manner.
Preferably, the bottom section of the movable plate and the bottom section of the fixed plate are both triangular, and the bottom of the movable plate is attached to the bottom of the fixed plate.
Preferably, one side of the first button and one side of the second button, which are far away from the top end transplanting tube, are both provided with grooves, and the groove walls of the grooves are provided with anti-skid lines.
The invention discloses the following technical effects: according to the prawn spermatophore transplanting device provided by the invention, the forceps do not need to be replaced by a hand in the prawn spermatophore transplanting operation, the operation time is greatly shortened, the prawn cephalothorax is not required to be placed in seawater, the transplanting efficiency is obviously improved, and the effects of improving the hatching rate and reducing the seedling raising cost are further achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a prawn spermatophore transplanting device according to the invention;
FIG. 2 is a partial enlarged view of A in FIG. 1;
FIG. 3 is a partial enlarged view of B in FIG. 2;
FIG. 4 is a schematic view of the distracting portion;
the device comprises a transplantation tube-1, a negative pressure air bag-2, an accommodating cavity-3, an air duct-4, a baffle-5, a first button-6, a limiting tube-7, an outer ring retainer ring-8, an inner ring retainer ring-9, a limiting rib-10, a limiting groove-11, a second button-12, a connecting rod-13, a connecting beam-14, a fixing plate-15, a movable plate-16, a limiting sleeve-17 and a groove-18.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention provides a prawn spermatophore transplanting device which comprises a transplanting tube 1, wherein the top end of the transplanting tube 1 is fixedly connected with a negative pressure air bag 2, the bottom end of the transplanting tube 1 is provided with a containing cavity 3, the bottom end of the containing cavity 3 is provided with an opening, the opening end of the containing cavity 3 is of a wedge-shaped structure, and the containing cavity 3 is communicated with the negative pressure air bag 2 through the transplanting tube 1. The accommodating cavity 3 is convenient to expand the seminiferous vesicle of the female shrimp by utilizing the wedge-shaped opening of the accommodating cavity 3, so that the artificial insemination work of the female shrimp can be completed by one hand and the other hand through the prawn seminal vesicle transplanting device.
Further, in order to avoid accidental dropping of the spermatophore sucked into the accommodating cavity 3, an air duct 4 is sleeved in the transplanting tube 1, one end of the air duct 4 is communicated with the negative pressure air bag 2, and the other end of the air duct 4 is communicated with the accommodating cavity 3; the accommodating cavity 3 is arranged in the transplanting tube 1, the bottom end of the transplanting tube 1 is hinged with a baffle 5 through a torsion spring, and the baffle 5 is matched with the accommodating cavity 3; a first long hole is formed in the outer wall of the transplanting tube 1, a first button 6 is connected in the first long hole in a sliding mode, and the first button 6 is fixedly connected with the air guide tube 4; and a telescopic section is arranged on the air duct 4 and is positioned between the first button 6 and the negative pressure air bag 2. Hold chamber 3 lapse through the control of first button 6 to push up baffle 5 and make and hold 3 roll-off transplanting pipes in chamber 1, hold chamber 3 and negative pressure gasbag 2 and absorb the essence pod after utilizing, hold the position of chamber 3 in transplanting pipes 1 through the control of first button 6, make and hold chamber 3 and withdraw to transplanting pipes 1 in, baffle 5 self-closing under the effect of torsional spring utilizes baffle 5 to keep off the essence pod in holding chamber 3, prevents the landing of essence pod.
Furthermore, in order to keep the position of the accommodating cavity 3 fixed and improve the success rate of artificial insemination when artificial insemination is performed on the prawns, a limiting retainer ring is fixedly connected to the inner wall of the transplanting tube 1 and positioned below the first button 6, a limiting tube 7 is fixedly sleeved on the air guide tube 4, and the limiting tube 7 is in limiting fit with the limiting retainer ring; the limiting retainer ring comprises an outer ring retainer ring 8 fixedly connected with the transplanting tube 1, an inner ring retainer ring 9 is fixedly connected to the inner side wall of the outer ring retainer ring 8, and the bottom surface of the inner ring retainer ring 9 is flush with the bottom surface of the outer ring retainer ring 8; the air duct 4 is connected with the inner side wall of the inner ring retainer ring 9 in a sliding manner, and the limiting tube 7 is in clearance fit with the inner side wall of the outer ring retainer ring 8; the inner side wall of the outer ring retainer ring 8 is fixedly connected with a limiting convex edge 10, the side wall of the limiting pipe 7 is provided with a limiting groove 11, and the limiting convex edge 10 is matched with the limiting groove 11. When carrying out artificial insemination, utilize first button 6 to make and hold 3 roll-off transplanting tube in chamber 1, the flexible section extension on the air duct 4, spacing pipe 7 on the air duct 4 is along with holding chamber 3 together downstream simultaneously, when the bottom of spacing pipe 7 inserted outer loop retaining ring 8 and contacted with inner ring retaining ring 9, spacing bead 10 just in time enters into spacing groove 11, and then utilize spacing pipe 7 and outer loop retaining ring 8 to injectd the position of holding chamber 3, be favorable to carrying out artificial insemination to the shrimp.
Further, in order to conveniently prop open the seminiferous vesicles of the female shrimps and improve the artificial insemination efficiency of the shrimps under the condition that the baffle 5 is arranged, a second long hole is formed in the outer wall of the transplanting tube 1 and is positioned below the limiting retainer ring, a second button 12 is connected in the second long hole in a sliding mode, a connecting rod 13 is arranged between the transplanting tube 1 and the air guide tube 4, and the second button 12 is fixedly connected with the top of the connecting rod 13; the bottom end of the connecting rod 13 is fixedly connected with a strutting part which is positioned between the accommodating cavity 3 and the transplanting tube 1; the opening part comprises a connecting beam 14 fixed at the bottom end of the connecting rod 13, a fixed plate 15 and a movable plate 16 are arranged at the bottom end of the connecting beam 14, the top end of the fixed plate 15 is fixedly connected with the connecting beam 14, the top end of the movable plate 16 is hinged with the connecting beam 14 through a torsion spring, and one side, far away from the fixed plate 15, of the movable plate 16 is abutted to the baffle 5; the movable plate 16 is of a U-shaped structure, and the accommodating cavity 3 is matched with a U-shaped opening of the movable plate 16; the bottom section of the movable plate 16 and the bottom section of the fixed plate 15 are both triangular, and the bottom of the movable plate 16 is attached to the bottom of the fixed plate 15. When carrying out artificial insemination, promote tie-beam 14 downwards through second button 12 earlier, make fixed plate 15 and fly leaf 16 stretch out transplantation pipe 1, the fly leaf 16 can not be opened by the bullet under the effect of baffle 5, at this moment, insert fixed plate 15 and fly leaf 16 in the seminal vesicle that receives of female shrimp, then will hold chamber 3 through first button 6 and push out transplantation pipe 1, baffle 5 can be opened by the back-up under the effect that holds chamber 3, in the baffle 5 by the back-up, fly leaf 16 bottom can separate with fixed plate 15 under the effect of torsional spring, and then prop open the seminal vesicle that receives of female shrimp, conveniently carry out artificial insemination to the shrimp. In order to reduce the probability of the shrimp being damaged by the fixed plate 15 and the movable plate 16, the fixed plate 15 and the movable plate 16 are made of rubber.
Further, in order to avoid the influence of the automatic expansion of the expanding part on the retraction of the accommodating cavity 3 into the transplantation tube 1 when the sperm pod is sucked by the accommodating cavity 3, a limiting sleeve 17 is fixedly connected to the inner wall of the transplantation tube 1, and the fixed plate 15 and the movable plate 16 are arranged in the limiting sleeve 17 in a penetrating manner.
Furthermore, in order to facilitate the operation through the buttons, grooves 18 are formed in the sides, away from the top end transplantation tube 1, of the first button 6 and the second button 12, and anti-skid lines are formed in the groove walls of the grooves 18.
When the artificial insemination of the prawns is carried out by using the prawn spermatophore transplanting device provided by the invention, firstly, the spermatophore is sucked by using the prawn spermatophore transplanting device, the accommodating cavity 3 slides out of the transplanting tube 1, the negative pressure air bag 2 is pressed, the spermatophore is sucked into the accommodating cavity 3 by using the negative pressure generated when the negative pressure air bag 2 is released, in the process of spermatophore suction, the baffle 5 does not play a limiting role on the opening part, but due to the arrangement of the limiting sleeve 17, the opening part can be prevented from being opened, the accommodating cavity 3 can be ensured to be normally retracted into the transplanting tube 1, and the spermatophore is closed in the accommodating cavity 3 by using the baffle 5, so that the spermatophore is prevented from sliding down from the accommodating cavity 3; then, the seminal vesicle of the female shrimp is spread by using the spermatophore transplanting device for the shrimp, when the operation is carried out, an operator fixes the shrimp with one hand, holds the spermatophore transplanting device for the shrimp sucking the spermatophore with the other hand, then slides the second button 12 downwards to enable the fixed plate 15 and the movable plate 16 to slide out of the transplanting tube 1, when the second button 12 slides to the lowest end of the second long hole, the connecting beam 14 slides out of the limiting sleeve 17, the movable plate 16 cannot be unfolded under the action of the baffle 5, at the moment, the fixed plate 15 and the movable plate 16 are inserted into the seminal vesicle of the female shrimp, then slides the first button 6 downwards to push the accommodating cavity 3 out of the transplanting tube 1, the baffle 5 is opened by using the accommodating cavity 3, after the movable plate 16 loses the limiting position of the baffle 5, the movable plate 16 is unfolded under the action of the torsion spring to spread the seminal vesicle of the female shrimp, the maximum unfolding distance of the movable plate 16 is not more than 0.5, and the damage to the female shrimp is prevented, continue to slide first button 6 downwards, when first button 6 slided the bottommost of first slot hole, hold chamber 3 and open the baffle 5 totally to stretch out transplantation pipe 1, pressing negative pressure gasbag 2 this moment, can blow out the spermatophore that holds in chamber 3, make the spermatophore fall into the spermatophore of female shrimp and receive the spermatophore in, accomplish the artificial insemination process of shrimp.
According to the prawn spermatophore transplanting device provided by the invention, the forceps do not need to be replaced by a hand in the prawn spermatophore transplanting operation, the operation time is greatly shortened, the prawn cephalothorax is not required to be placed in seawater, the transplanting efficiency is obviously improved, and the effects of improving the hatching rate and reducing the seedling raising cost are further achieved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are only intended to illustrate the preferred embodiments of the present invention, and not to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (4)
1. The device for transplanting the spermatophore of the prawns is characterized by comprising a transplanting tube (1), wherein the top end of the transplanting tube (1) is fixedly connected with a negative pressure air bag (2), the bottom end of the transplanting tube (1) is provided with an accommodating cavity (3), the bottom end of the accommodating cavity (3) is provided with an opening, and the opening end of the accommodating cavity (3) is of a wedge-shaped structure;
an air duct (4) is sleeved in the transplanting tube (1), one end of the air duct (4) is communicated with the negative pressure air bag (2), and the other end of the air duct (4) is communicated with the accommodating cavity (3); the accommodating cavity (3) is arranged in the transplanting tube (1), the bottom end of the transplanting tube (1) is hinged with a baffle (5) through a torsion spring, and the baffle (5) is matched with the accommodating cavity (3); a first long hole is formed in the outer wall of the transplanting tube (1), a first button (6) is connected in the first long hole in a sliding mode, and the first button (6) is fixedly connected with the air guide tube (4); the air duct (4) is provided with a telescopic section which is positioned between the first button (6) and the negative pressure air bag (2);
a limiting check ring is fixedly connected to the inner wall of the transplanting tube (1), the limiting check ring is positioned below the first button (6), a limiting tube (7) is fixedly sleeved on the air guide tube (4), and the limiting tube (7) is in limiting fit with the limiting check ring;
a second long hole is formed in the outer wall of the transplantation tube (1), the second long hole is positioned below the limiting retainer ring, a second button (12) is connected in the second long hole in a sliding manner, a connecting rod (13) is arranged between the transplantation tube (1) and the air guide tube (4), and the second button (12) is fixedly connected with the top of the connecting rod (13); the bottom end of the connecting rod (13) is fixedly connected with a propping part, and the propping part is positioned between the accommodating cavity (3) and the transplanting tube (1);
the opening part comprises a connecting beam (14) fixed at the bottom end of the connecting rod (13), a fixed plate (15) and a movable plate (16) are arranged at the bottom end of the connecting beam (14), the top end of the fixed plate (15) is fixedly connected with the connecting beam (14), the top end of the movable plate (16) is hinged to the connecting beam (14) through a torsion spring, and one side, far away from the fixed plate (15), of the movable plate (16) is abutted to the baffle (5); the movable plate (16) is of a U-shaped structure, and the accommodating cavity (3) is matched with a U-shaped opening of the movable plate (16);
fixedly connected with stop collar (17) on transplantation pipe (1) inner wall, fixed plate (15) with fly leaf (16) wear to establish in stop collar (17).
2. The pod transplantation device for prawns according to claim 1, wherein the limiting retainer ring comprises an outer ring retainer ring (8) fixedly connected with the transplantation tube (1), an inner ring retainer ring (9) is fixedly connected to the inner side wall of the outer ring retainer ring (8), and the bottom surface of the inner ring retainer ring (9) is flush with the bottom surface of the outer ring retainer ring (8); the air guide pipe (4) is connected with the inner side wall of the inner ring retainer ring (9) in a sliding manner, and the limiting pipe (7) is in clearance fit with the inner side wall of the outer ring retainer ring (8); the inner side wall of the outer ring retainer ring (8) is fixedly connected with a limiting convex edge (10), the side wall of the limiting pipe (7) is provided with a limiting groove (11), and the limiting convex edge (10) is matched with the limiting groove (11).
3. The device for transplanting the spermatophore of claim 1, wherein the bottom section of the movable plate (16) and the bottom section of the fixed plate (15) are both triangular, and the bottom of the movable plate (16) and the bottom of the fixed plate (15) are attached.
4. The device for transplanting spermatophore according to claim 1, wherein the first button (6) and the second button (12) are provided with a groove (18) on the side away from the top end transplanting tube (1), and the groove wall of the groove (18) is provided with anti-slip lines.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110584442.5A CN113288502B (en) | 2021-05-27 | 2021-05-27 | Device is transplanted to shrimp spermatophore |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110584442.5A CN113288502B (en) | 2021-05-27 | 2021-05-27 | Device is transplanted to shrimp spermatophore |
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| CN113288502A CN113288502A (en) | 2021-08-24 |
| CN113288502B true CN113288502B (en) | 2022-09-09 |
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|---|---|---|---|---|
| JP2006181078A (en) * | 2004-12-27 | 2006-07-13 | Iwate Prefecture | Embryo transferring instrument for livestock |
| CN105532537A (en) * | 2016-01-05 | 2016-05-04 | 中国水产科学研究院淡水渔业研究中心 | Method for extracting macrobrachium spermatophore through pulse electric shock method and macrobrachium intraspecific crossbreeding method |
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| CN113288502A (en) | 2021-08-24 |
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