CN110089463B - Hanging pulling type seedling releasing device - Google Patents
Hanging pulling type seedling releasing device Download PDFInfo
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- CN110089463B CN110089463B CN201910289867.6A CN201910289867A CN110089463B CN 110089463 B CN110089463 B CN 110089463B CN 201910289867 A CN201910289867 A CN 201910289867A CN 110089463 B CN110089463 B CN 110089463B
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- 235000015170 shellfish Nutrition 0.000 claims abstract description 83
- 238000009331 sowing Methods 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 238000002955 isolation Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 5
- 230000004083 survival effect Effects 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000009792 diffusion process Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- 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)
- Chemical & Material Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Marine Sciences & Fisheries (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Sowing (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a suspension-pulling type seedling release device, and aims to provide a suspension-pulling type seedling release device which can avoid the problem that the survival rate of shellfish seedlings is reduced because the shellfish seedlings are easily taken away by ocean currents and distributed to a seabed area unsuitable for the attachment and growth of the shellfish seedlings in the process of throwing the shellfish seedlings to the seabed. The bottom sowing roller comprises a bottom sowing roller with two closed ends, shaft rods arranged at two ends of the bottom sowing roller in a one-to-one correspondence manner, shaft sleeves rotatably arranged on the shaft rods, walking wheels arranged on the shaft rods in a one-to-one correspondence manner, an inner separation barrel arranged in the bottom sowing roller and separating an inner cavity of the bottom sowing roller into a seed placing cavity and a releasing cavity, a plurality of releasing ports arranged on the inner separation barrel and communicated with the seed placing cavity and the releasing cavity, a plurality of releasing ports arranged on the outer side surface of the bottom sowing roller and communicated with the releasing cavity, and walking releasing mechanisms in one-to-one correspondence with the releasing ports. The walking releasing mechanism comprises a rotary cover plate for sealing and covering the releasing port and a balance weight arranged on the rotary cover plate.
Description
Technical Field
The invention relates to the field of shellfish offspring seed releasing, in particular to a suspension pulling type seedling releasing device.
Background
The artificial shellfish ecological restoration means that after the shellfish is artificially propagated and cultured, the shellfish is released into the natural sea water where the shellfish resource is declined, so that the natural shellfish population is restored. At present, the general method for ecological restoration of artificial shellfish is to pack the fry, transport the fry to a releasing sea area by a transport ship, and then manually spread the fry in a certain sea area. The shellfish offspring seeds are easy to be taken away by ocean currents in the process of being thrown into the seabed and are randomly distributed on the seabed, and a plurality of the seabed are not suitable for the shellfish offspring seeds to adhere and grow (such as bottom sediment substrate sea areas), so that a great part of shellfish offspring seeds cannot survive, the survival rate of the shellfish offspring seeds in the current artificial shellfish ecological restoration mode is poor, and the shellfish ecological restoration effect is influenced.
Disclosure of Invention
The invention aims to provide a suspension type seedling release device which can avoid the problem that the survival rate of shellfish seedlings is reduced because the shellfish seedlings are easily taken away by ocean currents and distributed to a submarine area which is not suitable for the shellfish seedlings to adhere and grow in the process of putting the shellfish seedlings on the seabed.
The technical scheme of the invention is as follows:
a suspended pulling type seedling releasing device comprises bottom sowing rollers with two closed ends, shaft rods arranged at two ends of the bottom sowing rollers in a one-to-one correspondence mode, shaft sleeves rotatably arranged on the shaft rods, walking wheels arranged on the shaft rods in a one-to-one correspondence mode, inner separating cylinders arranged in the bottom sowing rollers and dividing inner cavities of the bottom sowing rollers into seedling placing cavities and releasing cavities, releasing ports arranged on the inner separating cylinders and communicated with the seedling placing cavities and the releasing cavities, a plurality of releasing ports arranged on the outer side surfaces of the bottom sowing rollers and communicated with the releasing cavities, and walking releasing mechanisms in one-to-one correspondence with the releasing ports, wherein the seedling placing cavities are located in the inner separating cylinders and used for placing shellfish seedlings to be released, and the releasing cavities are located between the inner separating cylinders and the bottom sowing rollers; the shaft lever is coaxial with the bottom sowing roller, the travelling wheels comprise a plurality of travelling blades which are uniformly distributed around the circumference of the shaft lever, and the discharge ports are uniformly distributed around the circumference of the bottom sowing roller; the walking releasing mechanism comprises a rotating cover plate for sealing and covering the releasing port and a balance weight arranged on the rotating cover plate, the rotating cover plate is rotatably arranged on the outer side surface of the bottom sowing roller through a rotating shaft, the rotating shaft is parallel to the shaft lever, and a torsion spring is arranged on the rotating shaft so that the rotating cover plate is abutted against the outer side surface of the bottom sowing roller and seals and covers the corresponding releasing port; the bottom sowing roller is supported on the seabed through the travelling wheels at the two ends of the bottom sowing roller and travels on the seabed through the travelling wheels, and in the process that the bottom sowing roller travels on the seabed through the travelling wheels, the rotary cover plate of the traveling releasing mechanism at the lowest position rotates around the rotating shaft under the action of the gravity of the balance weight so as to open the corresponding releasing port.
During actual release, selecting a reef bottom sea area, transporting the suspended-towed seedling release device to a released designated sea area through a release ship in a sea area with a flat seabed surface; placing the shellfish offspring seeds to be released into the offspring seed placing cavity;
then, the suspended pulling type seedling releasing device is lowered to the seabed through a rope, the lower end of the rope is connected with the shaft sleeve, and the upper end of the rope is fixed on the releasing ship; when the suspended pulling type seedling releasing device is lowered to the seabed, the bottom sowing roller is supported on the seabed through travelling wheels at two ends of the bottom sowing roller;
then, the releasing ship sails at a constant speed, the suspension-type seedling release device is driven by the rope to roll and walk on the seabed, the bottom sowing roller rolls and walks on the seabed along with the traveling wheels, and in the process: the bottom sowing roller rotates for a circle, and a part of shellfish seeds in the seed placement cavity fall into the releasing cavity through the releasing port, so that the problems that a large number of shellfish seeds are concentrated in the releasing cavity, and when the rotary cover plate is opened, a large number of shellfish seeds are discharged through the releasing port at one time, so that a large number of shellfish seeds are concentrated in certain positions of the seabed, and diffusion and reproduction of the shellfish seeds are not facilitated are solved; meanwhile, in the process that the bottom sowing roller rolls along with the traveling wheels on the same seabed, the rotating cover plate of the traveling release mechanism at the lowest position rotates around the rotating shaft under the action of the gravity of the balance weight to open the corresponding release port, so that part or all of the shellfish seeds in the release cavity are discharged through the corresponding release port and fall into the seabed, and the rotating cover plates of the rest of the traveling release mechanisms abut against the outer side surface of the bottom sowing roller under the action of the torsion springs and seal the corresponding release ports, so that the bottom sowing roller can discharge a part of shellfish seeds and fall into the seabed after walking for a certain distance; therefore, the problem that the survival rate of the shellfish offspring seeds is reduced because the shellfish offspring seeds are easily taken away by ocean currents and distributed to the seabed area which is not suitable for the shellfish offspring seeds to adhere and grow in the process of putting the shellfish offspring seeds on the seabed can be solved; and the shellfish seeds can be distributed and put in different areas of the sea bottom, so that a large number of shellfish seeds are prevented from being concentrated at a certain position of the sea bottom, the diffusion and the multiplication of the shellfish seeds are facilitated, and the natural population of the shellfish can be recovered.
Preferably, the releasing cavity is further provided with a middle isolating cylinder, the middle isolating cylinder divides the releasing cavity into an outer releasing cavity and an inner releasing cavity, and the middle isolating cylinder is provided with a communicating port for communicating the outer releasing cavity with the inner releasing cavity. Therefore, the bottom sowing roller rotates for a circle, a part of shellfish seeds in the seed placement cavity fall into the inner releasing cavity through the release port and then fall into the outer releasing cavity through the communication port, so that a large number of shellfish seeds can be further prevented from being concentrated in the releasing cavity, the shellfish seeds can be distributed and put in different areas of the sea bottom, a large number of shellfish seeds can be prevented from being concentrated at a certain position of the sea bottom, the diffusion and the multiplication of the shellfish seeds are facilitated, and the natural population of shellfish can be recovered.
Preferably, the communication port and the discharge port are arranged in a staggered manner. Therefore, the shellfish offspring seeds can be distributed and put in different areas of the sea bottom.
Preferably, the communication port and the release port are arranged in a staggered manner. Therefore, the shellfish offspring seeds can be distributed and put in different areas of the sea bottom.
Preferably, the number of the release openings is two, and the two release openings are symmetrically distributed on two opposite sides of the inner isolation cylinder.
Preferably, the number of the communication ports is three, and the three communication ports are uniformly distributed around the circumferential direction of the middle isolation cylinder.
Preferably, the number of the discharging openings is three, and the three discharging openings are uniformly distributed around the circumference of the bottom sowing roller.
Preferably, the traveling blades are distributed in a staggered manner from the discharge port in the circumferential direction of the bottom sowing roller.
Preferably, the traveling blades extend in the radial direction of the shaft.
Preferably, the shaft sleeves on the shaft levers at the two ends of the bottom sowing roller are connected into a whole through a connecting support, and the connecting support comprises an axial connecting rod and a radial connecting rod for connecting the axial connecting rod and the shaft sleeves. Therefore, the suspended-towed seedling releasing device is conveniently lowered to the seabed by the rope, one end of the rope is connected with the connecting support, and the other end of the rope is fixed on the releasing ship.
Preferably, the sleeve is rotatably mounted on the shaft by means of bearings.
Preferably, the discharging port is rectangular, and the long side of the discharging port is parallel to the axis of the bottom sowing roller. Therefore, the shellfish offspring seeds in the releasing cavity can be discharged through the releasing port and fall into the seabed.
Preferably, an inlet communicated with the seed placing cavity and a cover used for covering the inlet are arranged on one end surface of the bottom sowing roller.
The invention has the beneficial effects that: the problem that the survival rate of the shellfish offspring seeds is reduced because the shellfish offspring seeds are easily taken away by ocean currents and distributed to the seabed area which is not suitable for the shellfish offspring seeds to adhere and grow in the process of putting the shellfish offspring seeds on the seabed can be solved; and the shellfish seeds can be distributed and put in different areas of the sea bottom, so that a large number of shellfish seeds are prevented from being concentrated at a certain position of the sea bottom, the diffusion and the multiplication of the shellfish seeds are facilitated, and the natural population of the shellfish can be recovered.
Drawings
FIG. 1 is a schematic diagram of one construction of a suspended seedling release device of the present invention.
Fig. 2 is a schematic cross-sectional view taken along line a-a in fig. 1.
FIG. 3 is a schematic view of the suspended seedling releasing device of the present invention in actual release.
In the figure:
a rope 1 a;
a release boat 2 a;
a bottom sowing roller 1 with an inlet 1.1;
a discharge port 2;
a shaft lever 3;
a shaft sleeve 4;
a traveling wheel 5 and traveling blades 5.1;
the walking releasing mechanism 6, the rotary cover plate 6.1, the rotating shaft 6.2, the torsion spring 6.3 and the balance weight 6.4; (ii) a
A connecting bracket 7, an axial connecting rod 7.1 and a radial connecting rod 7.2;
an inner isolation cylinder 8 and a release port 8.1;
a middle isolation cylinder 9 and a communication port 9.1;
a seedling placing cavity 10;
a discharge cavity 11, an outer discharge cavity 11.1 and an inner discharge cavity 11.2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections, either mechanical or electrical, or communicating with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1 and fig. 2, a suspension pulling type seedling releasing device comprises a bottom sowing roller 1 with two closed ends, shaft rods 3 which are arranged at two ends of the bottom sowing roller in a one-to-one correspondence manner, shaft sleeves 4 which are rotatably arranged on the shaft rods, walking wheels 5 which are arranged on the shaft rods in a one-to-one correspondence manner, an inner separation barrel 8 which is arranged in the bottom sowing roller 1 and divides an inner cavity of the bottom sowing roller into a seedling placing cavity 10 and a releasing cavity 11, a releasing port 8.1 which is arranged on the inner separation barrel and is communicated with the seedling placing cavity and the releasing cavity, a plurality of releasing ports 2 which are arranged on the outer side surface of the bottom sowing roller and are communicated with the releasing cavity, and walking releasing mechanisms 6 which are in one-to-one correspondence with the releasing ports.
The shaft lever 3 is fixed at the end of the bottom sowing roller. The shaft lever 3 is coaxial with the bottom sowing roller. The shaft sleeve is rotatably arranged on the shaft rod through a bearing.
The inner isolation cylinder 8 is distributed coaxially with the bottom sowing roller, or the axis of the isolation cylinder is parallel to the axis of the bottom sowing roller.
The offspring seed placing cavity 10 is positioned in the inner isolation cylinder and is used for placing the offspring seeds of the shellfish to be released. The drainage cavity 11 is positioned between the inner isolation cylinder and the bottom sowing roller. The releasing ports are uniformly distributed around the circumference of the bottom sowing roller.
As shown in fig. 2, an inlet 1.1 communicated with the seed sowing cavity and a cover for covering the inlet are arranged on one end surface of the bottom sowing roller 1. The cover is detachably arranged on the end surface of the bottom sowing roller through bolts or buckles. Therefore, the shellfish fries to be released can be placed in the fry placing cavity through the inlet.
As shown in fig. 1 and 2, the traveling wheel 5 includes a plurality of traveling blades 5.1 uniformly distributed around the circumference of the shaft, and the traveling blades extend along the radial direction of the shaft. One end of the walking blade is fixed on the shaft lever.
As shown in fig. 1 and 2, the walking releasing mechanism 6 includes a rotating cover plate 6.1 for covering the releasing port 2 and a counterweight 6.4 disposed on the rotating cover plate. The rotary cover plate is rotatably arranged on the outer side surface of the bottom sowing roller through a rotating shaft 6.2. The rotating shaft is parallel to the shaft lever, and a torsion spring 6.3 is arranged on the rotating shaft, so that the rotating cover plate is abutted against the outer side surface of the bottom sowing roller and seals and covers the corresponding discharging port.
As shown in fig. 1 and 2, the bottom sowing roller is supported on the seabed through the travelling wheels at the two ends of the bottom sowing roller and travels on the seabed through the travelling wheels, and during the process that the bottom sowing roller travels on the seabed through the travelling wheels, the rotating cover plate of the travelling releasing mechanism at the lowest position rotates around the rotating shaft under the gravity action of the balance weight to open the corresponding releasing port.
In actual release, as shown in fig. 3, a reef bottom sea area is selected, and a sea area with a flat seabed surface is transported to a release designated sea area by a release vessel 2 a; placing the shellfish offspring seeds to be released into the offspring seed placing cavity;
next, as shown in fig. 1 and 3, the suspended seedling releasing device is lowered to the sea bottom through a rope 1a, and the lower end of the rope is connected with a shaft sleeve; the upper end of the rope is fixed on the release ship; when the suspended pulling type seedling releasing device is lowered to the seabed, the bottom sowing roller is supported on the seabed through travelling wheels at two ends of the bottom sowing roller;
then, the releasing ship sails at a constant speed, the suspension-type seedling release device is driven by the rope to roll and walk on the seabed, the bottom sowing roller rolls and walks on the seabed along with the traveling wheels, and in the process: the bottom sowing roller rotates for a circle, and a part of shellfish seeds in the seed placement cavity fall into the releasing cavity through the releasing port, so that the problems that a large number of shellfish seeds are concentrated in the releasing cavity, and when the rotary cover plate is opened, a large number of shellfish seeds are discharged through the releasing port at one time, so that a large number of shellfish seeds are concentrated in certain positions of the seabed, and diffusion and reproduction of the shellfish seeds are not facilitated are solved; meanwhile, in the process that the bottom sowing roller rolls along with the traveling wheels on the same seabed, the rotating cover plate of the traveling release mechanism at the lowest position rotates around the rotating shaft under the action of the gravity of the balance weight to open the corresponding release port, so that part or all of the shellfish seeds in the release cavity are discharged through the corresponding release port and fall into the seabed, and the rotating cover plates of the rest of the traveling release mechanisms abut against the outer side surface of the bottom sowing roller under the action of the torsion springs and seal the corresponding release ports, so that the bottom sowing roller can discharge a part of shellfish seeds and fall into the seabed after walking for a certain distance; therefore, the problem that the survival rate of the shellfish offspring seeds is reduced because the shellfish offspring seeds are easily taken away by ocean currents and distributed to the seabed area which is not suitable for the shellfish offspring seeds to adhere and grow in the process of putting the shellfish offspring seeds on the seabed can be solved; and the shellfish seeds can be distributed and put in different areas of the sea bottom, so that a large number of shellfish seeds are prevented from being concentrated at a certain position of the sea bottom, the diffusion and the multiplication of the shellfish seeds are facilitated, and the natural population of the shellfish can be recovered.
Further, as shown in fig. 2, a middle isolation cylinder 9 is further disposed in the releasing cavity, the middle isolation cylinder divides the releasing cavity 11 into an outer releasing cavity 11.1 and an inner releasing cavity 11.2, the inner releasing cavity is located between the middle isolation cylinder and the inner isolation cylinder, and the outer releasing cavity is located between the middle isolation cylinder and the bottom sowing roller. The middle isolation cylinder is provided with a communicating port 9.1 for communicating the outer discharge cavity and the inner discharge cavity. Therefore, the bottom sowing roller rotates for a circle, a part of shellfish seeds in the seed placement cavity fall into the inner releasing cavity through the release port and then fall into the outer releasing cavity through the communication port, so that a large number of shellfish seeds can be further prevented from being concentrated in the releasing cavity, the shellfish seeds can be distributed and put in different areas of the sea bottom, a large number of shellfish seeds can be prevented from being concentrated at a certain position of the sea bottom, the diffusion and the multiplication of the shellfish seeds are facilitated, and the natural population of shellfish can be recovered.
Further, as shown in fig. 2, the communication ports and the discharge ports are arranged in a staggered manner. Therefore, the shellfish offspring seeds can be distributed and put in different areas of the sea bottom.
Further, as shown in fig. 2, the communication ports and the release ports are arranged in a staggered manner. Therefore, the shellfish offspring seeds can be distributed and put in different areas of the sea bottom.
Furthermore, the number of the release openings is two, and the two release openings are symmetrically distributed on two opposite sides of the inner isolation cylinder. The number of the communication ports is three, and the three communication ports are uniformly distributed around the circumference of the middle isolation cylinder. The number of the discharging openings is three, and the three discharging openings are uniformly distributed around the circumference of the bottom sowing roller.
Further, as shown in fig. 2, the traveling blades are distributed in a staggered manner from the discharge port in the circumferential direction of the bottom sowing roller.
Further, as shown in fig. 1, the discharging port is rectangular, and the long side of the discharging port is parallel to the axis of the bottom sowing roller. Therefore, the shellfish offspring seeds in the releasing cavity can be discharged through the releasing port and fall into the seabed.
The release opening is rectangular, and the long side of the release opening is parallel to the axis of the inner isolation cylinder. The communication port is rectangular, and the long side of the communication port is parallel to the axis of the middle isolation cylinder.
Further, as shown in fig. 1 and 2, shaft sleeves on shaft levers at two ends of the bottom sowing roller are connected into a whole through a connecting support 7, and the connecting support comprises an axial connecting rod 7.1 and a radial connecting rod 7.2 for connecting the axial connecting rod and the shaft sleeves. So, the lower extreme of rope can be through linking bridge and bushing, when actual release, directly be connected the lower extreme of rope with linking bridge, the upper end of rope is fixed on the release ship.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (10)
1. A suspended pulling type seedling releasing device is characterized by comprising a bottom sowing roller with two closed ends, shaft rods which are arranged at the two ends of the bottom sowing roller in a one-to-one correspondence manner, shaft sleeves which are rotatably arranged on the shaft rods, walking wheels which are arranged on the shaft rods in a one-to-one correspondence manner, an inner separating cylinder which is arranged in the bottom sowing roller and divides an inner cavity of the bottom sowing roller into a seedling placing cavity and a releasing cavity, releasing ports which are arranged on the inner separating cylinder and are communicated with the seedling placing cavity and the releasing cavity, a plurality of releasing ports which are arranged on the outer side surface of the bottom sowing roller and are communicated with the releasing cavity, and walking releasing mechanisms which are in one-to-one correspondence with the releasing ports,
the offspring seed placing cavity is positioned in the inner isolation cylinder and used for placing the offspring seeds of the shellfish to be released, and the releasing cavity is positioned between the inner isolation cylinder and the bottom sowing roller;
the shaft lever is coaxial with the bottom sowing roller, the travelling wheels comprise a plurality of travelling blades which are uniformly distributed around the circumference of the shaft lever, and the discharge ports are uniformly distributed around the circumference of the bottom sowing roller;
the walking releasing mechanism comprises a rotating cover plate for sealing and covering the releasing port and a balance weight arranged on the rotating cover plate, the rotating cover plate is rotatably arranged on the outer side surface of the bottom sowing roller through a rotating shaft, the rotating shaft is parallel to the shaft lever, and a torsion spring is arranged on the rotating shaft so that the rotating cover plate is abutted against the outer side surface of the bottom sowing roller and seals and covers the corresponding releasing port;
the bottom sowing roller is supported on the seabed through the travelling wheels at the two ends of the bottom sowing roller and travels on the seabed through the travelling wheels, and in the process that the bottom sowing roller travels on the seabed through the travelling wheels, the rotary cover plate of the traveling releasing mechanism at the lowest position rotates around the rotating shaft under the action of the gravity of the balance weight so as to open the corresponding releasing port.
2. The suspended seedling releasing device as set forth in claim 1, wherein the releasing cavity is further provided with a middle separating cylinder, the middle separating cylinder separates the releasing cavity into an outer releasing cavity and an inner releasing cavity, and the middle separating cylinder is provided with a communicating port communicating the outer releasing cavity and the inner releasing cavity.
3. The suspended seedling releasing device as claimed in claim 2, wherein the communication ports are staggered from the drainage ports.
4. The suspended seedling release device of claim 2, wherein the communication port is offset from the release port.
5. The suspended seedling release device of claim 1, 2, 3 or 4, wherein the number of the release ports is two, and the two release ports are symmetrically distributed on two opposite sides of the inner isolation cylinder.
6. The suspended seedling releasing device as claimed in claim 2, wherein the number of the communication ports is three, and the three communication ports are evenly distributed around the circumference of the middle isolation cylinder.
7. The device for releasing suspended seedlings according to claim 1, 2, 3 or 4 wherein the number of said discharging openings is three, and said three discharging openings are uniformly distributed around the circumference of said bottom sowing roller.
8. A suspended seedling releasing device as claimed in claim 1, 2, 3 or 4, wherein the traveling blades are offset from the discharge port in the circumferential direction of the bottom sowing roller.
9. The suspended seedling releasing device as claimed in claim 1, 2, 3 or 4, wherein the shaft sleeves on the shaft levers at the two ends of the bottom sowing roller are connected into a whole through a connecting bracket, and the connecting bracket comprises an axial connecting rod and a radial connecting rod connecting the axial connecting rod and the shaft sleeves.
10. The device for releasing suspended seedlings according to claim 1, 2, 3 or 4 wherein the said discharge opening is rectangular and the long side of the discharge opening is parallel to the axis of the bottom sowing roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289867.6A CN110089463B (en) | 2019-04-11 | 2019-04-11 | Hanging pulling type seedling releasing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289867.6A CN110089463B (en) | 2019-04-11 | 2019-04-11 | Hanging pulling type seedling releasing device |
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| Publication Number | Publication Date |
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| CN110089463A CN110089463A (en) | 2019-08-06 |
| CN110089463B true CN110089463B (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910289867.6A Active CN110089463B (en) | 2019-04-11 | 2019-04-11 | Hanging pulling type seedling releasing device |
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| CN111248124B (en) * | 2019-11-06 | 2021-08-20 | 浙江省海洋水产研究所 | Spiral shell class releasing device |
| CN116267722B (en) * | 2023-01-31 | 2024-02-27 | 江苏海洋大学 | Simple and easy shellfish offspring seed even seeder |
| CN116420656B (en) * | 2023-03-22 | 2024-03-15 | 烟台市海洋经济研究院(烟台市渔业技术推广站、烟台市海洋捕捞增殖管理站) | Accurate bottom sowing device for buried shellfish and use method of accurate bottom sowing device |
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