CN209570383U - A kind of water body littoral zone zoobenthos quantitative collection device - Google Patents
A kind of water body littoral zone zoobenthos quantitative collection device Download PDFInfo
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- CN209570383U CN209570383U CN201920064529.8U CN201920064529U CN209570383U CN 209570383 U CN209570383 U CN 209570383U CN 201920064529 U CN201920064529 U CN 201920064529U CN 209570383 U CN209570383 U CN 209570383U
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- screen frame
- handle
- sliding rail
- pulley
- water body
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Abstract
The utility model discloses a kind of water body littoral zone zoobenthos quantitative collection devices, it is made of handle, sliding rail, spud pile, pulley, screen frame, pointed tooth, the string bag.It is characterized by: handle, sliding rail, screen frame, pointed tooth constitute an entirety, screen frame is connected directly with handle by welding, pointed tooth is by being fixedly welded on screen frame side, handle is hollow square tube, the sliding rail that embedded length is 50cm, the string bag is fixed on screen frame by sewing or gluing, and spud pile is connected directly with pulley by welding, so that spud pile is connected with handle in pulley insertion sliding rail.Structure is simple, easy to operate, quick, and sampling precision is high, solves the low technical problem of water body littoral zone zoobenthos acquisition quantitative precision, significantly improves the working efficiency and sampling precision of researcher.
Description
Technical field
The utility model relates to zoobenthos sampling tool technical fields, are more particularly to a kind of water body littoral zone bottom and dwell
Object quantitative collection device.During the zoobenthos field sampling the shallow water area of water body littoral zone to zoobenthos into
The sampling of row accurate quantification.
Background technique
Zoobenthos is the important component of aquatic ecosystem, is one of important food organisms monoid of fish,
It is the important link of aquatic ecosystem food web energy transmission.The type and biomass of zoobenthos are assessed usually
It assesses ecosystem health degree and calculates the committed step of water body fishery potential, and depend on whether can for the validity assessed
Efficiently sampling is carried out to the zoobenthos in water body.
With the difference of water condition, the acquisition of flowing water habitat and hydrostatic or unhurried current can be divided into the acquisition of zoobenthos
Aquatic border acquisition；And with the variation of the depth of water, and it is divided into the acquisition of profundal zone and the acquisition of littoral zone or phytal zone.Exist at present
The more common acquisition mode in the profundal zone in hydrostatic or the aquatic border of unhurried current is to be determined using the gloomy bottom sampler of Peter zoobenthos
Amount acquisition；And in the littoral zone phytal zone in flowing water habitat and hydrostatic or the aquatic border of unhurried current, then mainly by researcher scene into
Capable acquisition of paddling, process include delimiting sample prescription using measuring tools such as rulers, taking bed mud using digging tools such as scoops, make
Wherein zoobenthos is sorted after being sieved and washed with sieve to the bed mud taken.Littoral zone phytal zone bottom is being carried out using conventional tool
It dwells in the actual mechanical process of animal quantitative collection, entire collection process is comparatively laborious, while the shadow by different sampling environment
It rings, the delimitation of sample prescription and actual acquisition range are relatively hard to keep unanimously, often will appear actual acquisition area and are more than or less than delimitation
The case where sample area, accuracy and validity to sampling bring biggish interference.
Summary of the invention
The purpose of this utility model is to be the provision of a kind of water body littoral zone zoobenthos quantitative collection device, structure letter
Single, easy to operate, quick, sampling precision is high, and it is difficult to solve the low technology of water body littoral zone zoobenthos acquisition quantitative precision
Topic, significantly improves the working efficiency and sampling precision of researcher.
In order to achieve the above purpose, the utility model uses following technical measures:
A kind of water body littoral zone zoobenthos quantitative collection device, it is by handle, sliding rail, spud pile, pulley, screen frame, point
Tooth, string bag composition.It is characterized by: handle, sliding rail, screen frame, pointed tooth constitute an entirety, integrally manufactured using iron-based material
(those skilled in the art do not pay any creative work and can prepare).Screen frame is connected directly with handle by welding, pointed tooth
By being fixedly welded on screen frame side, the handle is hollow square tube, embeds the sliding rail that length is 50cm or so, and the string bag passes through
Sewing or gluing are fixed on screen frame, and spud pile and pulley are connected directly by welding, make in pulley insertion sliding rail spud pile and
Handle is connected.
The string bag is sewed by bolting silk, is fixed on screen frame by way of sewing or gluing.
The spud pile and pulley is an entirety, and by iron-based material manufacture, (those skilled in the art do not pay any
Creative work can be prepared), the spud pile is agreed in sliding rail by pulley, move spud pile can within the scope of sliding rail
It is dynamic, and can be rotated 360 ° in the plane perpendicular to screen frame using pulley as the center of circle.
In the components, main there are two key components.Wherein handle, sliding rail, screen frame, pointed tooth constitute one
A entirety is first key components (hereinafter referred to as structure one) of the utility model, constitute one of spud pile and pulley
Entirety is second key components (hereinafter referred to as structure two) of the utility model.
Structure is first is that the utility model completes the main functional parts of zoobenthos quantitative collection.The connection of handle and screen frame
Conventional write by hand web frame is constituted, can be realized the basic function of acquisition；Installing pointed tooth additional on screen frame is to preferably fit
Different sediment conditions is answered, can be good at the scraping function for completing zoobenthos under the conditions of mud and gravel substrate
Energy；The important innovations that rail structure is the utility model are embedded on handle, after two lower end of structure insertion sediment is fixed,
The length limitation of the sliding rail shift length of structure one makes its maximum displacement distance be equal to the length of sliding rail, it is thus achieved that fixed
The function of acquisition is measured, the area of zoobenthos quantitative collection is equal to screen frame width × sliding rail length.
Structure is second is that the utility model completes miscellaneous function part and the utility model of zoobenthos quantitative collection
Another important innovations, spud pile can move in handle sliding rail along handle longitudinal axis, pulley after installing pulley additional by welding
It can ensure that working condition flowering structure one can only pull in one direction after being packed into handle made of rectangular steel tube, make screen frame
Acquisition area be standard rectangular；Furthermore the pulley position of working condition flowering structure two constitutes a balance pivot, makes to operate
Screen frame pointed tooth one end of structure one is easier stress and takes benthon when personnel pull the handle of structure one；Structure two can simultaneously
To do 360 ° of rotations in the plane perpendicular to screen frame, can be rotated in storage to handle in a non-operative state, open country of being more convenient for
It is carried when outer work.
The generally selected sampling position of existing water body littoral zone zoobenthos quantitative collection process, delimited by tape measure
Sample prescription is sampled, takes surface layer substrate using the digging tool of small scoop one kind after rough scribing line identification, pours into sieve and sieve and wash, choose
Take the zoobenthos sifted out.The entire collection process duration depends on delimiting sample area and the scoop used and sieve
Specification, it is representative in order to guarantee to sample, it delimit sample area and is generally 50cm × 50cm, it is general using the shovel face specification of scoop
In 15-20cm or so, rotary strainer diameter ideally at least needs about 9 shovels that can complete 50 × 50 mostly in 20cm or so
Sample prescription sediments take, and can just sieve and wash points for 3 times and to finish, in whole process sample prescription selection and area delimit it is about 2 minutes time-consuming,
Bed mud takes time-consuming at 5 minutes or more, sieves and washes process time-consuming at 10 minutes or more；The sample prescription boundary line initially delimited is in excavation
It is easy to obscure in the process, the personal judgement of operator is relied on to implement acquisition mostly, the area actually taken is often drawn with initial
There is certain enter and leave in fixed sampling sample prescription；The quantitative collection for completing littoral zone zoobenthos needs while carrying measurement, excavation, sieve
Wash the progress of three classes tool.
The utility model has the following advantages that and effect compared with existing sampling tool:
1) selection of zoobenthos collection point, sampling area measurement and delimitation, zoobenthos collecting processes are simplified integrated
It is acted for one, area delimited and bed mud takes process time-consuming and can be controlled in 30 seconds or so, in addition the process total time-consuming of sieving and washing about exists
11 minutes or so, shorten about 35% than traditional sampling mode time-consuming, sampling efficiency greatly improves；
2) sample range, sampling area=sliding rail length × screen frame width, sampling area are limited by handle sliding rail length
Error is substantially not present, it is quantitative far beyond traditional sampling mode accurate；
3) zoobenthos sampling instrument, area measurement tool, bed mud sample are sieved and washed Tool integration and be integrated, effectively reduce
Field sampling carries number of tools, significantly improves the portable degree of tool；
4) application method is easy, requires operator's technical level relatively low.
Detailed description of the invention
Fig. 1 is a kind of water body littoral zone zoobenthos quantitative collection apparatus structure schematic diagram.
Fig. 2 is a kind of working state schematic representation of water body littoral zone zoobenthos quantitative collection device.
Wherein: 1-handle；2-sliding rails；3-spud piles；4-pulleys；5-screen frames；6-pointed tooths；7-the string bags.
Specific embodiment
Embodiment 1:
The utility model is described in further detail with reference to the accompanying drawing:
As depicted in figs. 1 and 2, a kind of water body littoral zone zoobenthos quantitative collection device, it is by handle 1, sliding rail 2, solid
Determine stake 3, pulley 4, screen frame 5, pointed tooth 6, the composition of the string bag 7.It is characterized by: handle 1, sliding rail 2, screen frame 5, pointed tooth 6 constitute one
Whole (hereinafter referred to as its structure one), integrally manufacture that (those skilled in the art do not pay any creativeness labor using iron-based material
It is dynamic to prepare).Screen frame 5 is connected directly with handle 1 by welding, and pointed tooth 6 is by being fixedly welded on 5 side of screen frame, the hand
Handle 1 is hollow square tube, embeds the sliding rail 2 that length is 50cm, and the string bag 7 is fixed on screen frame 5 by sewing or gluing, spud pile
3 are connected directly (hereinafter referred to as its structure two) with pulley 4 by welding, and pulley 4 is embedded in sliding rail 2, makes structure one and structure two
It is connected.Its role is to: structure one can complete the major function of zoobenthos acquisition, and structure two is fixed when can play work
Whole device and the effect for forming balance pivot, pulley 4 be packed into the displacement of the length limitation structure one of sliding rail 2 aft ramp 2 away from
From to realize the function of quantitative collection.
The string bag 7 is sewed by bolting silk, is fixed on screen frame 5 by way of sewing or gluing.
The spud pile 3 and pulley 4 is an entirety, and by iron-based material manufacture, (those skilled in the art, which do not pay, to be appointed
What creative work can be prepared), the spud pile 3 is agreed in sliding rail 2 by pulley 4, and spud pile 3 can be with pulley 4
The center of circle rotates 360 ° on the plane perpendicular to screen frame 5.
When carrying out zoobenthos quantitative collection using the utility model, the person of being operated first rotates spud pile to vertical hand
The angle of handle long axis, and spud pile is moved to handle one end by pulley, water body then is inserted at spud pile tip end
Fixed sample position in bed mud, the hand steered good spud pile of operator one, the other hand pull handle that screen frame pointed tooth is made to scrape water body at this time
Bed mud, until spud pile slides into screen frame one end by handle one end of sliding rail by pulley, the bottom that will be collected into the string bag
Mud sample is originally sieved and washed in water, is sorted the benthon in bed mud, is completed a quantitative sampling.
The foregoing describe the basic principles of the utility model and primary operational process, it is shown that the advantages of the utility model.
The technical staff of the industry will be apparent to the skilled artisan that the present invention is not limited by examples detailed above, without departing from the scope of the invention,
Various changes and improvements may be made to the invention for difference according to the actual situation, these changes and improvements both fall within claimed
In invention scope.
Claims (4)
1. a kind of water body littoral zone zoobenthos quantitative collection device, including handle (1), sliding rail (2), spud pile (3), pulley
(4), screen frame (5), pointed tooth (6), the string bag (7) composition, it is characterised in that: handle (1), sliding rail (2), screen frame (5), pointed tooth (6) structure
Integral, screen frame (5) is connected by welding with handle (1), and pointed tooth (6) is by being fixedly welded on screen frame (5) side, the string bag (7)
It is fixed on screen frame (5) by sewing or gluing, spud pile (3) is connected by welding with pulley (4), and pulley (4) is embedded in sliding rail
(2) in.
2. a kind of water body littoral zone zoobenthos quantitative collection device according to claim 1, it is characterised in that: described
Handle (1) is hollow square tube, embeds the sliding rail (2) that length is 50cm.
3. a kind of water body littoral zone zoobenthos quantitative collection device according to claim 1, it is characterised in that: described
The string bag (7) is sewed by bolting silk, is fixed on screen frame (5) by sewing or gluing.
4. a kind of water body littoral zone zoobenthos quantitative collection device according to claim 1, it is characterised in that: described
Spud pile (3) and pulley (4) are an entirety, and the spud pile (3) is agreed in sliding rail (2) by pulley (4), spud pile
(3) with pulley (4) for the center of circle, perpendicular to being rotated 360 ° in the plane of screen frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064529.8U CN209570383U (en) | 2019-01-15 | 2019-01-15 | A kind of water body littoral zone zoobenthos quantitative collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064529.8U CN209570383U (en) | 2019-01-15 | 2019-01-15 | A kind of water body littoral zone zoobenthos quantitative collection device |
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| Publication Number | Publication Date |
|---|---|
| CN209570383U true CN209570383U (en) | 2019-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920064529.8U Expired - Fee Related CN209570383U (en) | 2019-01-15 | 2019-01-15 | A kind of water body littoral zone zoobenthos quantitative collection device |
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| CN (1) | CN209570383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580287A (en) * | 2019-01-15 | 2019-04-05 | 中国水产科学研究院长江水产研究所 | A kind of water body littoral zone zoobenthos quantitative collection device |
| GB2597604A (en) * | 2020-07-03 | 2022-02-02 | Tristan Birch Peter | Improvements relating to sword bars |
-
2019
- 2019-01-15 CN CN201920064529.8U patent/CN209570383U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580287A (en) * | 2019-01-15 | 2019-04-05 | 中国水产科学研究院长江水产研究所 | A kind of water body littoral zone zoobenthos quantitative collection device |
| CN109580287B (en) * | 2019-01-15 | 2024-03-15 | 中国水产科学研究院长江水产研究所 | Quantitative acquisition device for benthonic animals in coastal zone of water body |
| GB2597604A (en) * | 2020-07-03 | 2022-02-02 | Tristan Birch Peter | Improvements relating to sword bars |
| GB2597604B (en) * | 2020-07-03 | 2024-02-07 | Tristan Birch Peter | Improvements relating to sword bars |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191101 Termination date: 20220115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |