CN204116326U - A kind of device measuring water body primary productivity - Google Patents
A kind of device measuring water body primary productivity Download PDFInfo
- Publication number
- CN204116326U CN204116326U CN201420434133.5U CN201420434133U CN204116326U CN 204116326 U CN204116326 U CN 204116326U CN 201420434133 U CN201420434133 U CN 201420434133U CN 204116326 U CN204116326 U CN 204116326U
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- bottle
- water body
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- white
- primary productivity
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Abstract
The utility model discloses a kind of device measuring water body primary productivity, for water body research device field, comprise support, to be connected with the middle part of described support and respectively to the float of drawing above and below described support and weight and by suspension strop symmetrical suspension white bottle on the bracket and black bottle, be provided with balance stem between described white bottle and black bottle, described balance stem is provided with the bottle hoop of fastening described white bottle and black bottle respectively.First the utility model arranges balance stem between black bottle, white bottle, afterwards whole device is placed on experiment assigned address, relies on this balance stem black bottle and white bottle to be separated by and come, thus black and white two bottles can be avoided under the environment that The turbulent river crashes its way through to collide.Secondly, the support in this device all adopts the vinyon of hollow to make, and cost is low, quality is light, structure is simple, and cooperation can the float of inflation/deflation, is convenient for carrying.
Description
Technical field
The utility model is used for water body research device field, particularly relates to a kind of device measuring water body primary productivity.
Background technology
Water body primary productivity evaluates the important indicator of body eutrophication level, water quality Determination of primary productivity-" black and white bottle " oximetry in People's Republic of China (PRC) industry standard SL354-2006.So-called primary productivity primary productivity: refer to that unit area (or volume) water body produces organic ability within the unit interval.Be often referred to the photosynthetic rate of primary producer algae and photosynthetic bacteria in water." black and white bottle " (black and white bottle): indication " black and white bottle " is the device that (the white bottle) that can carry out exposing and (the black bottle) that can not expose measure primary productivity.
" black and white bottle " oximetry is the hydrobiont according to algae in water and other with photosynthetic capacity, utilizes luminous energy synthesis of organic substance, discharges the biochemical theory of oxygen simultaneously, measures the method for primary productivity.The index that the method reflects is the per day yield-power [g(O of every square metre of vertical water column
2)/m
2d].
To the experimentation (detailed step is shown in standard SL354-2006) that field water measures, wherein hang bottle to need the white bottle and black bottle of filling water to be suspended on fixed position with during exposure, analyze organic amount synthesized in each bottle afterwards again, then determine the primary productivity of water body.Conveniently black bottle and white bottle picking and placeing in the water body such as lake, river is fixing, multiple light and dark bottle technique determinator is there is in prior art, but these determinators also exist following problem: be 1. suspended on the black bottle on determinator and there is no interval stationary installation between bottle in vain, under the environment that The turbulent river crashes its way through, two bottles easily collide; 2. existing assay device structures is complicated, and materials are more expensive, and cost of manufacture is high, are not easy to carry.
Utility model content
For solving the problem, the utility model provide a kind of structure simple, with low cost, be convenient for carrying, the device of the mensuration water body primary productivity that black and white two bottles can be avoided under the environment that The turbulent river crashes its way through to collide.
The utility model solves the technical scheme that its technical matters adopts: a kind of device measuring water body primary productivity, comprise support, to be connected with the middle part of described support and respectively to the float of drawing above and below described support and weight and by suspension strop symmetrical suspension white bottle on the bracket and black bottle, be provided with balance stem between described white bottle and black bottle, described balance stem is provided with the bottle hoop of fastening described white bottle and black bottle respectively.
Be further used as the improvement of technical solutions of the utility model, described bottle hoop comprises the locked instrument of belt body and the fastening described belt body being coiled into closed ring, described locked instrument comprises the housing that is fixedly connected with described balance stem and to be contained in described housing and the worm screw can rotated in described housing, outside surface along described belt body is provided with teeth groove, described housing is fixedly connected with one end of belt body, the other end of described belt body is through described housing, and the belt body teeth groove in housing engages with the external thread of worm screw.
Be further used as the improvement of technical solutions of the utility model, the external thread of described worm screw is self-locking thread.
Be further used as the improvement of technical solutions of the utility model, described support comprises circular outer ring and is contained in the bracing frame in described outer ring, is arranged with some links to the described suspension strop of suspention around described outer ring.
Be further used as the improvement of technical solutions of the utility model, described outer ring and bracing frame are the vinyon product of hollow.
Be further used as the improvement of technical solutions of the utility model, be provided with the scale of indicated depth along described suspension strop.
Be further used as the improvement of technical solutions of the utility model, described float is the air bag being provided with Air filling and discharging valves.
Be further used as the improvement of technical solutions of the utility model, described weight is connected with support by drag rope, and the bottom of described drag rope is provided with the exchange terminal be threaded with weight.
The beneficial effects of the utility model: during field work, first determine suitable drag rope according to the actual depth of water, and experimentally the extension bottle degree of depth and number connect black bottle, white bottle and support.Suitable weight model is selected, after black bottle, white bottle fill by the required water of collection experiment, by balance stem and bottle hoop fixed black bottle, white bottle according to current emergency.By Air filling and discharging valves, using the air bag sufficient gas as float, take out after the stipulated time in water body.First the utility model arranges balance stem between black bottle, white bottle, afterwards whole device is placed on experiment assigned address, relies on this balance stem black bottle and white bottle to be separated by and come, thus black and white two bottles can be avoided under the environment that The turbulent river crashes its way through to collide.Secondly, the support in this device all adopts the vinyon of hollow to make, and cost is low, quality is light, structure is simple, and cooperation can the float of inflation/deflation, is convenient for carrying.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model embodiment one-piece construction schematic diagram;
Fig. 2 is the utility model embodiment supporting bar structure schematic diagram.
Embodiment
With reference to Fig. 1, Fig. 2, the utility model provides a kind of device measuring water body primary productivity, comprise support 1, to be connected with the middle part of described support 1 and respectively to the float 2 of drawing above and below described support 1 and weight 3 and by the white bottle 5 of suspension strop 4 symmetrical suspension on described support 1 and black bottle 6, the bracing frame 12 that described support 1 comprises circular outer ring 11 and is contained in described outer ring 11, is arranged with some links 7 to the described suspension strop 4 of suspention around described outer ring 11.Described outer ring 11 and bracing frame 12 are the vinyon product of hollow.Be provided with balance stem 8 between described white bottle 5 and black bottle 6, described balance stem 8 is provided with the bottle hoop 9 of fastening described white bottle 5 and black bottle 6 respectively.
Wherein, described float 2 is for being provided with the air bag of Air filling and discharging valves 21.Described bottle hoop 9 comprises the locked instrument of the belt body 91 and fastening described belt body 91 being coiled into closed ring, described locked instrument comprises the housing 92 that is fixedly connected with described balance stem 8 and to be contained in described housing 92 and the worm screw 93 can rotated in described housing 92, outside surface along described belt body 91 is provided with teeth groove, described housing 92 is fixedly connected with one end of belt body 91, the other end of described belt body 91 is through described housing 92, belt body 91 teeth groove in housing 92 engages with the external thread of worm screw 93, and the external thread of described worm screw 93 is self-locking thread.Bottle hoop 9 realizes the adjustment of belt body 91 bore by worm screw 93, control the degree of tightness of fixing white bottle 5 or black bottle 6 further.
Meanwhile, be provided with the scale of indicated depth along described suspension strop 4, during use, can experimentally need to determine the hung bottle degree of depth, accurately convenient, balance beneficial.
Moreover, described weight 3 is connected with support 1 by drag rope 31, and the bottom of described drag rope 31 is provided with the exchange terminal 32 be threaded with weight 3, during use, suitable weight 3 model can be selected according to current emergency, and be connected with drag rope 31 by exchanging terminal 32.
During field work, first determine suitable drag rope 31 length according to the actual depth of water, experimentally the extension bottle degree of depth and number connect black bottle 6, white bottle 5 and support 1.Select suitable weight 3 model according to current emergency, the required water of collection experiment binds round 9 fixed black bottles 6, white bottle 5 by balance stem 8 and bottle after black bottle 6, white bottle 5 being filled.By Air filling and discharging valves 21, using the air bag sufficient gas as float 2, take out after the stipulated time in water body.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (8)
1. one kind measures the device of water body primary productivity, it is characterized in that: comprise support, to be connected with the middle part of described support and respectively to the float of drawing above and below described support and weight and by suspension strop symmetrical suspension white bottle on the bracket and black bottle, be provided with balance stem between described white bottle and black bottle, described balance stem is provided with the bottle hoop of fastening described white bottle and black bottle respectively.
2. the device of mensuration water body primary productivity according to claim 1, it is characterized in that: described bottle hoop comprises the locked instrument of belt body and the fastening described belt body being coiled into closed ring, described locked instrument comprises the housing that is fixedly connected with described balance stem and to be contained in described housing and the worm screw can rotated in described housing, outside surface along described belt body is provided with teeth groove, described housing is fixedly connected with one end of belt body, the other end of described belt body is through described housing, and the belt body teeth groove in housing engages with the external thread of worm screw.
3. the device of mensuration water body primary productivity according to claim 2, is characterized in that: the external thread of described worm screw is self-locking thread.
4. the device of the mensuration water body primary productivity according to claim 1,2 or 3, it is characterized in that: described support comprises circular outer ring and is contained in the bracing frame in described outer ring, be arranged with some links to the described suspension strop of suspention around described outer ring.
5. the device of mensuration water body primary productivity according to claim 4, is characterized in that: described outer ring and bracing frame are the vinyon product of hollow.
6. the device of the mensuration water body primary productivity according to claim 1,2 or 3, is characterized in that: the scale being provided with indicated depth along described suspension strop.
7. the device of the mensuration water body primary productivity according to claim 1,2 or 3, is characterized in that: described float is the air bag being provided with Air filling and discharging valves.
8. the device of the mensuration water body primary productivity according to claim 1,2 or 3, is characterized in that: described weight is connected with support by drag rope, the bottom of described drag rope is provided with the exchange terminal be threaded with weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420434133.5U CN204116326U (en) | 2014-08-01 | 2014-08-01 | A kind of device measuring water body primary productivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420434133.5U CN204116326U (en) | 2014-08-01 | 2014-08-01 | A kind of device measuring water body primary productivity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204116326U true CN204116326U (en) | 2015-01-21 |
Family
ID=52333623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420434133.5U Expired - Fee Related CN204116326U (en) | 2014-08-01 | 2014-08-01 | A kind of device measuring water body primary productivity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204116326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830211A (en) * | 2020-07-30 | 2020-10-27 | 中国水产科学研究院南海水产研究所 | RS-based ocean primary productivity distribution visualization method |
-
2014
- 2014-08-01 CN CN201420434133.5U patent/CN204116326U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830211A (en) * | 2020-07-30 | 2020-10-27 | 中国水产科学研究院南海水产研究所 | RS-based ocean primary productivity distribution visualization method |
| CN111830211B (en) * | 2020-07-30 | 2021-05-04 | 中国水产科学研究院南海水产研究所 | RS-based ocean primary productivity distribution visualization method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150801 |
|
| EXPY | Termination of patent right or utility model |