CN216821304U

CN216821304U - Oncomelania breeding device

Info

Publication number: CN216821304U
Application number: CN202220350709.4U
Authority: CN
Inventors: 张聪; 易佳; 李博; 涂珍; 唐丽; 何汇; 刘建兵
Original assignee: Hubei Provincial Center For Disease Control And Prevention (hubei Academy Of Preventive Medicine)
Current assignee: Hubei Provincial Center For Disease Control And Prevention (hubei Academy Of Preventive Medicine)
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-06-28
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a device is raised to oncomelania relates to oncomelania raising technology field, including first supporting body and second supporting body, the top of first supporting body has first depressed part, and first depressed part is used for holding the culture solution, and the top surface of second supporting body is used for holding oncomelania, and the second supporting body is fired for argil and forms, and the bottom of second supporting body is used for stretching into in the culture solution and can adsorb on the top surface of culture solution to second supporting body, can simulate oncomelania's open-air living environment more truthfully, obtain higher oncomelania survival rate.

Description

Oncomelania breeding device

Technical Field

The utility model relates to a oncomelania breeding technology field especially relates to an oncomelania breeding device.

Background

Schistosomiasis is a zoonosis which seriously harms the health of people and hinders the development of economic society, and belongs to vector-transmitted diseases. There are mainly 6 kinds of schistosomiasis parasitized on human body, and only one kind of schistosoma japonicum is popular in China. Oncomelania hupensis is the only intermediate host of Schistosoma japonicum and is also called Oncomelania hupensis due to its first discovery and name in Hubei. The species has wide distribution range and complex breeding environment, and the distribution of the species has close relation with the prevalence and the diffusion of schistosomiasis. For a long time, the study on Oncomelania hupensis has been valued by researchers at home and abroad.

However, as schistosomiasis control work continues to be deepened and epidemic situation decreases year by year, field oncomelania collection is increasingly difficult, so that development of indoor oncomelania breeding work is urgent and necessary.

The device that current oncomelania was raised is mainly with adopting enamel tray to add the grass paper to raise, but adds the grass paper after, adds exogenous fodder again, leads to the grass paper to go mildy easily, makes quality of water variation, has the too big shortcoming of open-air living environment difference with Hubei oncomelania, and the oncomelania survival rate is generally lower, and the operation is very loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device is raised to oncomelania to solve the problem that above-mentioned prior art exists, can more truly simulate oncomelania's open-air living environment, obtain higher oncomelania survival rate.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a oncomelania feeding device, including first supporting body and second supporting body, the top of first supporting body has first depressed part, first depressed part is used for holding the culture solution, the top surface of second supporting body is used for holding oncomelania, the second supporting body is formed for argil firing, the bottom of second supporting body is used for stretching into in the culture solution and can adsorb the culture solution extremely on the top surface of second supporting body.

Preferably, the second bearing body surface is provided with a second recess for accommodating the oncomelania.

Preferably, the second recess opening is [20, 24] cm in diameter and [6, 8] cm deep.

Preferably, the opening depth of the first recess is [4, 5] cm.

Preferably, the cover body is used for being arranged above the second concave part and covering the second concave part.

Preferably, the covering body comprises a retaining ring and a ventilation cover, the retaining ring is used for being sleeved at the top end of the second bearing body, through holes are distributed in the ventilation cover, one end, far away from the second bearing body, of the retaining ring is a first end of the retaining ring, and the ventilation cover is fixedly arranged on the first end and completely covers an opening of the first end.

Preferably, the through-hole has a diameter of [0.18, 0.25] cm.

The utility model discloses for prior art gain following technological effect:

the utility model provides a device is raised to oncomelania, the second supporting body that fires for the argil through adopting the second supporting body just has the micropore, specifically, the principal ingredients of second supporting body is silicate mineral matters such as silica of nature, have the micropore, possess the characteristic of absorbing water, therefore can absorb water or the infiltration, the culture solution that holds in the first depressed part simultaneously adsorbs the top surface that transmits to the second supporting body and keeps the second supporting body moist through the second supporting body, can provide a more genuine for the oncomelania on the top surface of second supporting body, more press close to open-air living environment's culture environment, thereby obtain higher oncomelania survival rate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the oncomelania feeding device provided by the present invention;

FIG. 2 is a schematic front view of the oncomelania rearing device of FIG. 1;

FIG. 3 is a schematic sectional view of the snail feeding apparatus of FIG. 2;

fig. 4 is a schematic top view of the oncomelania feeding device of fig. 1.

In the figure: 100-oncomelania feeding device, 1-first bearing body, 11-first concave part, 2-second bearing body, 21-second concave part, 3-covering body, 31-retaining ring and 32-ventilation cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a oncomelania breeding device 100, as shown in fig. 1-4, including first supporting body 1 and second supporting body 2, the top of first supporting body 1 has first depressed part 11, and first depressed part 11 is used for holding the culture solution, and the top surface of second supporting body 2 is used for holding oncomelania, and second supporting body 2 fires the formation for argil, and the bottom of second supporting body 2 is used for stretching into in the culture solution and can adsorb on the top surface of culture solution to second supporting body 2.

Therefore, the utility model provides a device 100 is raised to oncomelania, through adopting second supporting body 2 to fire for the argil second supporting body 2 and have the micropore, specifically, the principal ingredients of second supporting body 2 are silicate mineral matters such as silica of nature, have the micropore, possess the water absorption characteristic, therefore can absorb water or the infiltration, the culture solution that holds in the first depressed part 11 simultaneously adsorbs the top surface of transmitting to second supporting body 2 and keeps second supporting body 2 moist through second supporting body 2, can provide a more genuine for oncomelania on the top surface of second supporting body 2, more press close to open-air living environment's culture environment, thereby obtain higher oncomelania survival rate. Among them, the first carrier 1 preferably contains a small amount of rare metal such as chromium and nickel, and is resistant to corrosion by a weak corrosive medium such as water and a medium chemically aggressive by an acid-base salt.

Further, as shown in fig. 1 to 4, a second recess 21 is formed on the surface of the second carrier 2, the second recess 21 is used for accommodating oncomelania, and the oncomelania can be cultured in the second recess 21, so that the oncomelania can be conveniently released and counted.

Furthermore, the diameter of the opening of the second concave part 21 is [20, 24] cm, the depth is [6, 8] cm, in the embodiment, one second bearing body 2 for feeding 200 to 300 oncomelania is taken as a group, comparative study under different feeding conditions is carried out, the diameter of the opening is 21 cm, the area size is proper, the density of the oncomelania in the second concave part 21 is in a proper range, the oncomelania with too high density is easy to die, and the density is too low, so that resource waste is caused; the opening degree of depth is 6 centimetres, lays earth in second depressed part 21 bottom after, can form a domatic, and the oncomelania is amphibious animal, likes humid environment but also can not soak in the aquatic always, therefore has a domatic more to be favorable to oncomelania breeding, and slope is difficult to form too shallow, is unfavorable for the operation too deep.

Further, as shown in fig. 1 to 4, the opening depth of the first recess 11 is [4, 5] cm, the length and width of the first recess 11 should not be less than the diameter of the second carrier 2, so that the second carrier 2 can be placed therein, so that a small amount of water can be contained in the first recess 11, ensuring that the second carrier 2 can permeate water through the micropores at any time, keeping the second carrier 2 moist, and preventing the death of the oncomelania due to the over-drying of the second carrier 2.

Further, as shown in fig. 1-4, the oncomelania breeding device 100 provided by the present invention further comprises a covering body 3, the covering body 3 is used for being disposed above the second recess 21 and covering the second recess 21, and the covering body 3 can prevent the oncomelania in the second recess 21 from escaping.

Further, as shown in fig. 1 to 4, the covering body 3 includes a retaining ring 31 and a ventilation cover 32, the retaining ring 31 is used for being sleeved on the top end of the second supporting body 2, through holes are distributed on the ventilation cover 32, one end of the retaining ring 31 far away from the second supporting body 2 is a first end of the retaining ring 31, and the ventilation cover 32 is fixedly arranged on the first end and completely covers an opening of the first end.

Furthermore, the diameter of the through hole is [0.18, 0.25] cm, so that the screw can be prevented from climbing out, and a good ventilation effect is achieved.

The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. The utility model provides a oncomelania breeding device which characterized in that: the novel culture medium supporting device comprises a first supporting body and a second supporting body, wherein a first concave part is arranged at the top of the first supporting body and used for containing a culture solution, the top surface of the second supporting body is used for containing oncomelania, the second supporting body is formed by firing pottery clay, and the bottom of the second supporting body is used for extending into the culture solution and adsorbing the culture solution onto the top surface of the second supporting body.

2. A snail feeding apparatus according to claim 1, wherein: and a second recessed part is arranged on the surface of the second bearing body and used for accommodating the oncomelania.

3. A snail feeding apparatus according to claim 2, wherein: the diameter of the opening of the second concave part is [20, 24] cm, and the depth is [6, 8] cm.

4. A snail feeding apparatus according to claim 3, wherein: the opening depth of the first concave part is [4, 5] cm.

5. A snail feeding apparatus according to claim 2, wherein: the shielding body is used for being arranged above the second sunken part and shielding the second sunken part.

6. A snail feeding apparatus according to claim 5, wherein: the covering body comprises a retaining ring and a ventilation cover, the retaining ring is used for being sleeved at the top end of the second bearing body, through holes are distributed in the ventilation cover, one end, far away from the second bearing body, of the retaining ring is a first end of the retaining ring, and the ventilation cover is fixedly arranged on the first end and completely covers an opening of the first end.

7. A snail feeding apparatus according to claim 6, wherein: the diameter of the through hole is [0.18, 0.25] cm.