CN107439436A - A kind of leech produces device of cocoon - Google Patents
A kind of leech produces device of cocoon Download PDFInfo
- Publication number
- CN107439436A CN107439436A CN201710893699.2A CN201710893699A CN107439436A CN 107439436 A CN107439436 A CN 107439436A CN 201710893699 A CN201710893699 A CN 201710893699A CN 107439436 A CN107439436 A CN 107439436A
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- CN
- China
- Prior art keywords
- wave
- groove
- cocoon
- shape board
- leech
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/40—Culture of aquatic animals of annelids, e.g. lugworms or Eunice
Abstract
A kind of leech produces device of cocoon, is cross-linked is formed successively from bottom to top by some first wave-shape boards and the second wave-shape board, and some production cocoon passages are formed between first wave-shape board and the second wave-shape board；First wave-shape board and the parallel both ends of the production cocoon passage are provided with the first groove, and the crest of first groove top and first wave-shape board is in same plane；Second wave-shape board both ends parallel with the production cocoon passage are provided with the second groove, and second groove top is with the second wave-shape board trough in same plane；First groove and the second groove are wide at the top and narrow at the bottom, and the second groove bottom is caught in first groove, and first groove is stretched out on the second groove top.Present invention can apply to interior, and it is unstable to avoid production cocoon caused by leech field production cocoon is influenceed by temperature.
Description
Technical field
The present invention relates to a kind of animal-breeding technical field, and device of cocoon is produced more particularly to a kind of leech.
Background technology
Hirudo Annelida, Hirudinea, Arhynchobdellae, Huang Zhi sections gold thread leech category, nickname leech, are China's traditional Chinese medicines
Material, there is eliminating stasis to resolve swelling, evict extravesated blood, eliminating inflammation and expelling toxin and other effects from, be mainly used in treating angiocardiopathy, hyperlipemia in clinic
The diseases such as disease, gynaecology, andrology, internal medicine.
Because leech has higher medical value and economic value so that pharmaceuticals industry is to leech, especially expanded letter gold
Line leech demand increases year after year, and wild leech is influenceed by pollutions such as agricultural chemicals, chemical fertilizer, trade wastes in recent years, along with artificial
To the immoderate fishing of eurysome golden thread leech, cause that wild leech resource is almost exhausted, and insufficiency of supply-demand increasingly widens, so expanded letter is golden
The artificial farming industry of line leech is forced gradually to rise.But current cultural technique is not yet ripe, and aquaculture cost is high, and profit space is narrow
It is small, it is main based on the cultivation of casual household's small area, promoted all in experimental exploring stage, inconvenience greatly.
It is exactly to produce cocoon cost to cause eurysome golden thread leech to propagate one of key link with high costs artificially.Prior art condition
Under, the field soil platform generally used produces cocoon, but field soil platform production cocoon is primarily present problems with：1. produce cocoon rate pole not
It is stable, influenceed greatly by temperature Change；2. the waste that leech is planted during producing cocoon is very high；3. annual platform building and ovum cocoon are excavated
Cost of labor is high, and ovum cocoon is omitted and damage ratio is big.
Therefore those skilled in the art are directed to developing a kind of cheap leech production device of cocoon that can be used for interior of cost.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention are to provide that a kind of cost is cheap can
Leech for interior produces device of cocoon.
To achieve the above object, the invention provides a kind of leech to produce device of cocoon, by some first wave-shape boards and the second ripple
Wave plate is cross-linked forms from bottom to top successively, and some production cocoon passages are formed between first wave-shape board and the second wave-shape board；
First wave-shape board both ends parallel with the production cocoon passage are provided with the first groove, the first groove top
The crest of portion and first wave-shape board is in same plane；Second wave-shape board both ends parallel with the production cocoon passage are set
The second groove is equipped with, second groove top is with the second wave-shape board trough in same plane；First groove and
Two grooves are wide at the top and narrow at the bottom, and the second groove bottom is caught in first groove, described in the second groove top stretching
First groove.
Preferably, the angle of first recess sidewall and horizontal plane is less than the folder of second recess sidewall and horizontal plane
Angle.
Preferably, first groove height is higher than second groove height.
Preferably, first wave-shape board and the second wave-shape board are made of plastics.
Preferably, being provided with the plastic sheeting of black below first wave-shape board of the bottom, the plastics are thin
Cystosepiment is provided with below film.
Preferably, first wave-shape board and the second wave-shape board are towards being provided with no the end of a thread in the one side of the production cocoon passage
Cloth.
Preferably, first groove height is higher than the wave height of first wave-shape board, positioned at described the first of the bottom
Below wave-shape board bottom sponge is provided between first groove.
Preferably, covered with upper strata sponge above first wave-shape board or the second wave-shape board of top.
Preferably, being provided with froth cover outside the upper strata sponge and the plastic sheeting, offered on the froth cover
Passage.
Preferably, the leech production device of cocoon includes the first wave-shape board and the second wave-shape board being cross-linked up and down successively
Each 2.
The beneficial effects of the invention are as follows：1st, present invention can apply to interior, avoid leech field production cocoon is influenceed by temperature
Caused production cocoon is unstable；
2nd, the waste that traditional leech produces kind leech after cocoon is reduced；
3rd, the damage ratio of Whitmania pigra Whitman spawns is very low.
Brief description of the drawings
Fig. 1 is the attachment structure schematic diagram of the wave-shape board of the embodiment of the invention first and the second wave-shape board.
Fig. 2 is Fig. 1 forward sight structural representation.
Fig. 3 is the structural representation of the embodiment of the invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Figure 1 to Figure 3, a kind of leech production device of cocoon, it is each from bottom to top by the first wave-shape board 1 and the second wave-shape board 2
It is cross-linked and forms successively, some production cocoon passages 3 is formed between the first wave-shape board 1 and the second wave-shape board 2.
First wave-shape board 1 and the parallel both ends of production cocoon passage 3 are provided with the first groove 81, the top of the first groove 81 with
The crest of first wave-shape board 1 is in same plane.Second wave-shape board 2 both ends parallel with production cocoon passage 3 are provided with the second groove
82, the top of the second groove 82 is with the trough of the second wave-shape board 2 in same plane.Under first groove 81 and the upper width of the second groove 82
Narrow, the bottom of the second groove 82 is caught in the first groove 81, and the first groove 81 is stretched out on the top of the second groove 82.
The angle α of the side wall of first groove 81 and horizontal plane is less than the angle β of the side wall of the second groove 82 and horizontal plane.First is recessed
The height H1 of groove 81 is higher than the height H2 of the second groove 82.Such a design, the first groove 81 and the top of the second groove 82 is set not to connect
Touch, simultaneously so that leave gap between the trough of the crest of the first wave-shape board 1 and the second wave-shape board 2, be not in contact.First wave
The stress of 1 and second wave-shape board of wave plate 2 also will not deformable squeeze.
First wave-shape board 1 and the second wave-shape board 2 are made of plastics.
The lower section of the first wave-shape board 1 of the bottom is provided with the plastic sheeting 5 of black, the lower section of plastic sheeting 5 is provided with
Cystosepiment 4.In use, the guarantee surrounding of plastic sheeting 5 is hung down in water.
First wave-shape board 1 and the second wave-shape board 2 are towards being provided with no the end of a thread cloth 7, no the end of a thread in the one side of production cocoon passage 3
Cloth 7 can be pleuche moisturizing cloth etc..
The height H1 of first groove 81 is higher than the wave height H3 of the first wave-shape board 1, positioned at the lower section of the first wave-shape board 1 of the bottom in
Bottom sponge 9 is provided between first groove 81.
Covered with upper strata sponge 10 above the first wave-shape board 1 or the second wave-shape board 2 of top.
Froth cover 11 is provided with outside upper strata sponge 10 and plastic sheeting 5, passage 12 is offered on froth cover 11, with this
Peculiar smell is discharged, strengthens air circulation, reduces bacteria breed.
Leech production cocoon is carried out using the present invention to test, this experiment is produced cocoon pond at 6 altogether and carried out, and the present invention is fixed on into production cocoon
Pond surrounding, kind of a leech 300 is launched to each production cocoon pond, the kind leech of dispensing is eurysome golden thread leech, after the completion of producing cocoon, recovery kind leech,
And the quantity of the quantity of statistics collection ovum cocoon and damage/omission ovum cocoon, result of the test see the table below.
Present invention production cocoon result of the test table
By this result of the test and traditional leech production cocoon situation, (assuming that proper temperature, the leech that has no effect produces the factor of cocoon
Occur) compare, the ovum cocoon quantity phase that the ovum cocoon quantity for assisting leech production cocoon to collect using the present invention can collect with conventional method
It is poor little；But the recovery quantity of kind leech substantially increases, leech production cocoon is assisted using conventional method, the kind leech rate of recovery is usually no more than
40%, but using the present invention, the kind leech rate of recovery averagely can be up to more than 47%.Further, using the present invention, Whitmania pigra Whitman spawns damage
Wound/misses can be reduced to zero, and than conventional method, Whitmania pigra Whitman spawns damage/missing rate is substantially reduced.Wherein, ovum
Cocoon damage/missing rate=(ovum cocoon being damaged+first to collect the ovum cocoon omitted during ovum cocoon)/collect ovum cocoon total quantity.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Creative work can is needed to make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of leech produces device of cocoon, it is characterized in that：By some first wave-shape boards (1) and the second wave-shape board (2) from bottom to top according to
Secondary be cross-linked is formed, and some production cocoon passages (3) are formed between first wave-shape board (1) and the second wave-shape board (2)；
First wave-shape board (1) and the parallel both ends of production cocoon passage (3) are provided with the first groove (81), and described first
Crest at the top of groove (81) with first wave-shape board (1) is in same plane；Second wave-shape board (2) is led to the production cocoon
The parallel both ends in road (3) are provided with the second groove (82), the second groove (82) top and the second wave-shape board (2) ripple
Paddy is in same plane；First groove (81) and the second groove (82) are wide at the top and narrow at the bottom, the second groove (82) bottom card
Enter in first groove (81), first groove (81) is stretched out on the second groove (82) top.
2. leech as claimed in claim 1 produces device of cocoon, it is characterized in that：The folder of first groove (81) side wall and horizontal plane
Angle (α) is less than the angle (β) of the second groove (82) side wall and horizontal plane.
3. leech as claimed in claim 2 produces device of cocoon, it is characterized in that：First groove (81) height (H1) higher than described
Second groove (82) height (H2)。
4. leech as claimed in claim 3 produces device of cocoon, it is characterized in that：First wave-shape board (1) and the second wave-shape board (2)
It is made of plastics.
5. leech as claimed in claim 4 produces device of cocoon, it is characterized in that：Under first wave-shape board (1) of the bottom
Side is provided with the plastic sheeting (5) of black, and cystosepiment (4) is provided with below the plastic sheeting (5).
6. the leech production device of cocoon as described in claim 1 to 5 is any, it is characterized in that：First wave-shape board (1) and the second ripple
Wave plate (2) towards it is described production cocoon passage (3) one side on be provided with no the end of a thread cloth (7).
7. leech as claimed in claim 6 produces device of cocoon, it is characterized in that：First groove (81) height (H1) higher than described
Wave height (the H of first wave-shape board (1)3), positioned at the bottom first wave-shape board (1) below in first groove (81) it
Between be provided with bottom sponge (9).
8. leech as claimed in claim 7 produces device of cocoon, it is characterized in that：Positioned at top first wave-shape board (1) or
Covered with upper strata sponge (10) above second wave-shape board (2).
9. leech as claimed in claim 8 produces device of cocoon, it is characterized in that：The upper strata sponge (10) and the plastic sheeting
(5) it is outside to be provided with froth cover (11), offer passage (12) on the froth cover (11).
10. leech as claimed in claim 9 produces device of cocoon, it is characterized in that：The leech production device of cocoon includes handing over up and down successively
The first wave-shape board (1) and each 2 of the second wave-shape board (2) of mistake connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710893699.2A CN107439436A (en) | 2017-09-28 | 2017-09-28 | A kind of leech produces device of cocoon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710893699.2A CN107439436A (en) | 2017-09-28 | 2017-09-28 | A kind of leech produces device of cocoon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107439436A true CN107439436A (en) | 2017-12-08 |
Family
ID=60498318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710893699.2A Pending CN107439436A (en) | 2017-09-28 | 2017-09-28 | A kind of leech produces device of cocoon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107439436A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430912A (en) * | 2013-08-09 | 2013-12-11 | 江苏农林职业技术学院 | Leech autumn incubation raft and method for incubating leech egg cocoons |
| CN104145881A (en) * | 2014-07-24 | 2014-11-19 | 江苏农牧科技职业学院 | Leech attaching bed |
| CN203985622U (en) * | 2014-07-24 | 2014-12-10 | 江苏农牧科技职业学院 | A kind of leech adheres to bed |
| CN205054931U (en) * | 2015-10-14 | 2016-03-02 | 丹阳市中药材科技发展协会 | Leech dry product processing case |
-
2017
- 2017-09-28 CN CN201710893699.2A patent/CN107439436A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430912A (en) * | 2013-08-09 | 2013-12-11 | 江苏农林职业技术学院 | Leech autumn incubation raft and method for incubating leech egg cocoons |
| CN104145881A (en) * | 2014-07-24 | 2014-11-19 | 江苏农牧科技职业学院 | Leech attaching bed |
| CN203985622U (en) * | 2014-07-24 | 2014-12-10 | 江苏农牧科技职业学院 | A kind of leech adheres to bed |
| CN205054931U (en) * | 2015-10-14 | 2016-03-02 | 丹阳市中药材科技发展协会 | Leech dry product processing case |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171208 |
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| RJ01 | Rejection of invention patent application after publication |