CN206114329U - Living algae collection system - Google Patents

Abstract

The utility model provides a device for collecting algae, which includes a crank handle, a cylinder body, a brush seat and a brush body. The crank handle includes a rotation shaft and a winding arm, and the winding arm and the rotation shaft are bent by a metal rod. Forming, the upper end of the cylinder is provided with a disc, the center of the disc is provided with a rotating through hole, the rotation axis extends into the interior of the cylinder from the rotating through hole, the lower end of the cylinder is a lower opening, and the brush seat is fixed on the At the end of the rotation shaft, the brush body is fixed on the brush holder, and the winding arm rotates around the rotation through hole and drives the rotation shaft, the brush holder and the brush body to rotate. The sampling method of the epiphytic algae collection device and collection method described in the utility model is simple, time-saving and labor-saving, the sampling area is consistent, and the experiment repeatability and accuracy are high; the epiphytic algae and the environmental liquid are sampled at the same time, and the experimental data is more accurate. The contrast is higher; the acquisition device is compact and easy to carry, easy to use, the acquisition steps are simple and easy to operate, and the experiment repeatability is good.

Description

A device for collecting algae

technical field

The utility model relates to the technical field of algae collection, in particular to a collection device for algae.

Background technique

In the process of collecting samples against algae, stones or pre-set flat substrates (marble attachments, glass slides, etc.) at the sampling point (usually 20-50 cm below the water surface) are usually selected, and the flat The algae samples on the surface of the substrate are collected with toothbrushes and other brushes, and the algae are washed away with environmental liquids (river water, lake water, etc.), and the total volume of the algae washing solution is recorded, and then the algae washing solution is filled into the specimen bottle, Add a standard volume (1mL, etc.) of formaldehyde solution to fix, concentrate and then take a sample for observation. The observation data includes the type of algae, the number of algae, and the composition of the environmental liquid.

In the current experimental process, there are mainly the following problems: 1) The sampling method is simple and impractical. Usually, a toothbrush or other brushes are used for direct sampling. In order to ensure consistency, the sampling point is usually selected as a circle with a small area (such as using a cover to describe Circular, and then take the algae on the circular surface), it is difficult to operate with a brush in the arc, it is laborious, and the accuracy is poor; 2) First brush off the algae on the surface of the substrate, and then rinse with the environmental liquid It destroys the relationship between the epiphytic algae and the surrounding ecological environment, and affects the accuracy of the comparison of the experiment. A more scientific approach should be to sample the epiphytic algae and the environmental liquid at the same time; 3) In the traditional sampling method, the epiphytic algae The collection steps of washing liquid are complicated, and the requirements for experimental tools are high, which is not conducive to carrying in the field environment. The collection speed of algae is slow, and the data is prone to deviation.

Therefore, the existing experimental tools and experimental protocols are flawed and need to be further improved and perfected.

Contents of the invention

(1) Purpose of the utility model: In order to solve the above-mentioned problems in the prior art, the purpose of the utility model is to provide a tool for conveniently collecting algae and a more scientific and reasonable method for collecting algae.

(2) Technical solution: a device for collecting algae, including a crank handle, a cylinder body, a brush seat and a brush body, the crank handle includes a rotation shaft and a winding arm, and the winding arm and the rotation shaft are one The metal rod is bent and formed, the upper end of the cylinder is provided with a disc, the center of the disc is provided with a rotating through hole, the rotation axis extends into the interior of the cylinder from the rotating through hole, the lower end of the cylinder is a lower opening, the The brush base is fixed on the end of the rotation shaft, the brush body is fixed on the brush base, and the winding arm rotates around the rotation through hole and drives the rotation shaft, the brush base and the brush body to rotate.

Preferably, a collection cover is also provided at the lower end of the cylinder.

Preferably, the lower port of the collection cover is circular or rectangular.

Preferably, the lower end of the cylinder is fixedly connected with the collection cover. A connection surface is provided on the lower surface of the cylinder, and the connection surface is threaded or rough.

Preferably, the collection cover includes a connection part and an attachment part, the upper port of the collection cover is connected to the barrel, and the area of the lower port of the collection cover is larger than the area of the upper port.

Preferably, the attachment part is a rigid or flexible shell.

Preferably, the lowermost end of the brush body is flush with the lower port or the lowermost end of the brush body is located in the lower port.

Preferably, the collection cover is also provided with a sample bottle, and the sample bottle and the collection cover are connected through a connecting tube.

Preferably, a bracket is provided on the collection cover, and the sample bottle is fixed on the bracket.

Preferably, the cap of the sample bottle includes an extraction tube, and the extraction tube extracts the air in the sample bottle to form a negative pressure in the sample bottle.

Preferably, the winding arm includes a transverse arm and a longitudinal arm, the transverse arm is vertically connected to the rotation axis, and the longitudinal arm is also provided with a rocker.

Preferably, the brush holder is a rectangular or circular holder.

(3) Beneficial effects: The utility model provides a device for collecting algae with the following advantages: 1) The sampling method is simple and easy, saves time and effort, the sampling area is consistent, and the experiment repeatability and accuracy are high; The algae and environmental liquid are sampled at the same time, the experimental data is more accurate and the contrast is higher; 3) The collection device is compact and easy to carry, easy to use, the collection steps are simple and easy to operate, and the experiment repeatability is good.

Description of drawings

Fig. 1 is the assembling schematic diagram of a kind of algae collecting device of the utility model;

Fig. 2 is the assembly schematic diagram of a kind of algae collection device of the present utility model;

Fig. 3 is a schematic diagram of parts structure of a kind of algae collection device of the present invention;

Fig. 4 is a schematic diagram of parts structure of a kind of algae collection device of the present invention;

Fig. 5 is a schematic diagram of the disc structure of a device for collecting algae of the present invention;

Fig. 6 is a schematic diagram of a collection cover of an epiphytic algae collection device of the present invention;

Fig. 7 is a schematic diagram of a collection cover of an epiphytic algae collection device of the present invention.

10-collection cover; 11-connection part; 12-attachment part; 13-upper port; 14-lower port; 20-cylinder; 21-connection surface; 22-lower opening; ; 30-cranking handle; 31-cranking handle; 32-rotation axis; 33-wrapping arm; 40-brush seat; 41-brush body.

detailed description

Below in conjunction with preferred embodiment, the utility model is further described in detail, and more details are set forth in the following description so as to fully understand the utility model, but the utility model can obviously be in many other ways different from this description To implement, those skilled in the art can make similar promotion and deduction according to the actual application situation without violating the connotation of the utility model, so the content of this specific embodiment should not limit the protection scope of the utility model.

Fig. 1-7 is the schematic diagram of the embodiment of the present utility model, it should be noted that this accompanying drawing is only as an example, is not drawn according to the condition of equal scale, and should not be used as the actual claim protection scope of the present utility model constituting a restriction.

The traditional epiphyte collection device is a toothbrush or other brushes, and the brush collects the epiphytic algae on the surface of the matrix. This method is laborious, slow in collection speed, low in efficiency, and has certain requirements for the selection of the matrix. Try to be as flat as possible, the matrix can be taken out from the environment to facilitate sampling, the matrix needs to be taken out by hand or other tools, etc. If the volume of the matrix is large, although the sampling conditions are good, it has to be discarded because the matrix cannot be taken out of the liquid environment, brushes, etc. The collection device limits the scope of use of algae collection. Manually using a brush to collect algae requires the experimenter to accurately control the collection area to control the accuracy of the comparison data. Too large or too small a collection area will affect the accuracy of the data And effectiveness, which is difficult for experimenters to achieve, and consumes a lot of energy, and the experimental data is not easy to control, and is greatly affected by personnel and the environment.

In order to solve the above problems, this technical solution provides specific embodiment 1: a device for collecting algae, which includes a crank handle 30, a cylinder body 20, a brush seat 40 and a brush body 41, and the crank handle 30 includes a rotation axis 32 and the winding arm 33, the winding arm 33 and the rotation axis 32 are bent and formed by a metal rod, the upper end of the cylinder 20 is provided with a disc 23, and the center of the disc 23 is provided with a rotating through hole 24, and the rotation The shaft 32 extends from the rotation through hole 24 into the cylinder body 20, the lower end of the cylinder body 20 is a lower opening 22, the brush holder 40 is fixed on the end of the rotation shaft 32, and the brush body 41 is fixed on the brush holder 40 , the winding arm 33 rotates around the rotation through hole 24 and drives the rotation shaft 32 , the brush holder 40 and the brush body 41 to rotate.

The use method of this technical solution is as follows: align the lower opening 22 of the cylinder body 20 of the collection device with the sampling point, the brush body 41 is pressed on the surface of the sampling point, the rotating area of the brush body 41 is the sampling area, and the rotating handle 30 is rotated (2-5 weeks), brush the algae, which has the characteristics of fast collection speed, time-saving, labor-saving and high efficiency. The collection area of the algae collected by rotating the handle 30 is very good each time, which can effectively improve The consistency and accuracy of the experimental data greatly reduces the burden on the experimenters and greatly reduces the requirements for the experimenters.

In another embodiment, the lower end of the cylinder body 20 is also provided with a collection cover 10, and the other components and connections are the same as in the first embodiment, and the addition of the collection cover 10 has a greater effect on the function of the algae collection device. Lifting, firstly, the collection cover 10 can limit the brush body 41 within a certain range. During the collection process of algae, especially when collecting underwater, the algae will not flow away with the water flow. Secondly, because the cylinder 20 It is usually made of rigid materials such as metal to provide support for the collection device as a whole. However, the lower opening 22 of the cylinder body 20 is also rigid. In the actual sampling process, there will be limitations such as the collection device does not fit the substrate surface, and the collection cover 10 can Use soft materials to solve this problem, and at the same time, the collection cover 10 can also expand the contact area between the collection device and the substrate surface; finally, the collection cover 10 is detachable, which not only facilitates the cleaning and maintenance of the device, but also facilitates the replacement of the collection cover 10 , increasing the scope of application of the acquisition device.

The lower port 14 of the collection cover 10 is circular or rectangular. When the area of the collection cover 10 is the sampling area, the area of the lower port 14 of the collection cover 10 is the sampling area. For the convenience of calculation, the lower port 14 of the collection cover 10 can be set to be circular or rectangular.

The lower end of the cylinder body 20 is fixedly connected with the collecting cover 10, and the lower end surface of the cylinder body 20 is provided with a connection surface 21, and the connection surface 21 is a threaded or rough surface. The collection cover 10 is fixed on the lower end of the cylinder body 20, and the operation of the collection device is more stable during the collection process of algae, and the collection speed is faster. However, the connection method between the collection cover 10 and the bottom end of the cylinder body 20 is not limited to a fixed connection, such as 10 and the lower end of cylinder body 20 can also be connected by a buffer component or a limiting component, and the buffer component can make the collection cover 10 have a certain degree of flexibility, which is convenient for the experimenter to control the collection force, and the effect of collecting algae is better; the limiting component can be according to Environmental conditions adjust the pressure between the brush body 41 and the collection surface.

The collection cover 10 includes a connection part 11 and an attachment part 12. The upper port 13 of the collection cover 10 is connected to the cylinder body 20. The area of the lower port 14 of the collection cover 10 is larger than the area of the upper port 13. To achieve the connection between the collection cover 10 and the cylinder body 20, the range of the collection cover 10 is larger and the change of the material of the collection cover 10 is achieved by using two parts, the structure is more compact, and the realization of the function is more reasonable.

The attachment part 12 is a rigid or flexible shell. The rigid attachment part 12 can provide better fitting pressure and collection strength for the collection device, and the flexible attachment part 12 can provide a better fitting effect for the collection device. It can effectively prevent the loss of algae when operating underwater.

The lowermost end of the brush body 41 is flush with the lower port 14 or the lowermost end of the brush body 41 is located in the lower port 14. When the brush body 41 is flush with the lower port 14, the collection strength of the collection device is relatively large, and the lowermost end of the brush body 41 When it is located in the lower port 14, the collection force of the collection device is relatively small, and it can be selected and used according to the actual environment.

In another embodiment, the collection cover 10 is further provided with a sample bottle, and the sample bottle and the collection cover 10 are connected through a connecting tube, and other components and connection relationships are the same as those in the first embodiment. The specimen bottle is arranged on the collection cover 10 and connected through the connecting pipe to achieve the purpose of collecting algae and environmental liquid at the same time. This solution solves the problems existing in this link in the traditional collection process.

The collection cover 10 is provided with a bracket, the sample bottle is fixed on the bracket, and the bracket can fix the sample bottle to prevent the sample bottle from shaking or floating away.

The cover of the sample bottle includes an extraction tube, which extracts the air in the sample bottle to form a negative pressure in the sample bottle. In order to solve the problem that algae and environmental liquids are not easy to enter the sample bottle, a Including the extraction tube, the air in the bottle is extracted through the extraction tube to form a negative pressure in the sample bottle, then the sampled algae and environmental liquid are sucked into the sample bottle, and the extraction device is an air bag, a syringe, etc. Algae and ambient fluids were in the same amount.

In another embodiment, the winding arm 33 includes a transverse arm and a longitudinal arm, the transverse arm is vertically connected to the rotation axis 32, and the longitudinal arm is also provided with a crank handle 31, and other components and connections are the same as those in the specific The first embodiment is the same. In this embodiment, it is the most common and classic form of the handle 30, but the form of the handle 30 is not limited to this, as long as the rotation of the brush body 41 is realized by rotating around the arm 33, and then the collection of algae is realized. Mechanical forms all belong to the protection scope of this technical solution.

In another embodiment, the brush base 40 is a rectangular or circular base, and the brush body 41 is arranged on the brush base 40. Therefore, the overall shape of the brush body 41 is determined by the shape of the brush base 40. The brush body 41 The range can be limited within the scope of the brush holder 40, at this time the collection area is the area of the circle formed by the rotation of the brush body 41; area.

A method for collecting algae, wherein the collection area is controlled by the collection cover 10 and the brush body 41, and the algae and environmental liquid are collected simultaneously by the collection cover 10 and the specimen bottle.

The step of simultaneously collecting algae and environmental liquid includes:

Put a kind of epiphytic algae collection device into the substrate surface in the water body, collect the epiphytic algae on the substrate surface through the rotation of the brush body 41, limit the position of the floating algae through the collection cover 10, and collect the algae and the environment through the specimen bottle liquid.

The above content is the description of the preferred embodiments of the utility model creation, which can help those skilled in the art to more fully understand the technical solutions of the utility model creation. However, these examples are just examples, and it cannot be assumed that the specific implementation of the invention is limited to the description of these examples. For those of ordinary skill in the technical field to which the invention of the utility model belongs, without departing from the concept of the invention of the utility model, they can also make some simple deduction and transformation, which should be regarded as belonging to the scope of protection of the invention of the utility model.

Claims (8)

1. one kind raw algae harvester, it is characterised in that：Including crank, cylinder, brush holder and brush body, the crank includes rotation Axle and around arm, described is a metal bar bending and molding around arm and the axis of rotation, and the cylinder upper end is provided with disk, and disk center sets There is rotating through hole, the axis of rotation spinning through hole extends into inner barrel, and the cylinder lower end is under shed, and the brush holder is consolidated The end of the axis of rotation is scheduled on, the brush body is fixed on brush holder, it is described to rotate and drive the axis of rotation, brush around rotating through hole around upper-arm circumference Seat and brush body rotation.

2. a kind of raw algae harvester according to claim 1, it is characterised in that：The cylinder lower end is additionally provided with collection Cover.

3. a kind of raw algae harvester according to claim 2, it is characterised in that：The cylinder lower end is solid with collection cover Fixed connection.

4. a kind of raw algae harvester according to claim 2, it is characterised in that：It is described collection cover include connecting portion with Facies posterior hepatises, upper port and the cylinder of the collection cover are turned on, and the area of the lower port of the collection cover is more than the area of upper port.

5. a kind of raw algae harvester according to claim 4, it is characterised in that：The facies posterior hepatises are rigidity or flexible Housing.

6. a kind of raw algae harvester according to claim 4, it is characterised in that：The bottom and lower end of the brush body Mouth is flushed or the bottom of brush body is located in lower port.

7. a kind of raw algae harvester according to claim 2, it is characterised in that：Specimen is additionally provided with the collection cover Bottle, the Specimen bottle is turned on collection cover by connecting tube.

8. a kind of raw algae harvester according to claim 1, it is characterised in that：It is described to include transverse arm around arm and indulge To arm, the transverse arm is vertical with the axis of rotation to be connected, and the vertical arms is additionally provided with rocking handle.