CN107144445B - A kind of water sample collection location device - Google Patents
A kind of water sample collection location device Download PDFInfo
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- CN107144445B CN107144445B CN201710267568.3A CN201710267568A CN107144445B CN 107144445 B CN107144445 B CN 107144445B CN 201710267568 A CN201710267568 A CN 201710267568A CN 107144445 B CN107144445 B CN 107144445B
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- bar
- pin shaft
- mobile jib
- water sample
- locating rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of water samples to collect location device, is related to water body sampling technique field.It includes: frame that the water sample, which collects location device, including identical first bar of the sequentially connected length of head and the tail, the second bar, third bar and the 4th bar, is connected in a rotatable manner between the first bar, the second bar, third bar and the 4th bar by pin shaft；The pin shaft of mobile jib, the second bar of connection and third bar is fixed on mobile jib, and the pin shaft for connecting the first bar and the 4th bar can be slided along mobile jib；And at least one perpendicular to the locating rod of mobile jib, locating rod is slidably connected with frame, and locating rod will connect the pin shaft of the first bar and third bar to the distance between the pin shaft for connecting the second bar and the 4th bar equal part.It is realized by locating rod and the technical effect divided with precise intervals is carried out to different water depth water layer, guarantee the representativeness of collected water sample, and then provide effective detection data for actual distribution situation of the objective reaction fertilizer in different water depth.
Description
Technical field
The present invention relates to water body sampling technique field, in particular to a kind of water sample collects location device.
Background technique
Border irrigation is the common irrigation method in North China, is the embanked field that arable land is separated into strip with the low bank of earth between fields, and water flow is borrowed
Soil is flowed along furrow length direction and is infiltrated in progradation, and the irrigation method of thin water layer is finally formed on the face of field.In border irrigation process
In, including spread fertilizer over the fields and apply two kinds of fertilization modes with liquid.Fertilizer is dissolved in irrigation water in advance when liquid is applied, fertilizer is while irrigating
Enter field with water flow.First by broadcast application in soil surface when spreading fertilizer over the fields, then irrigated.The distribution situation of fertilizer in water
Directly affect fertilization effect, it is therefore desirable to long and the depth of water two along furrow to fertilizer ion in insulated stream by fertilizer irrigation test
The concentration distribution rule in direction is studied.
When the fertilizer ion concentration to depth of water direction detects, by the way that field will be vertically placed on graduated scale
In furrow, using the end for contacting ground as scale starting point, the corresponding scale of the water surface, the i.e. depth of water are read.The depth of water is divided into phase
With the node at interval, water sample collection is carried out using each node as water sample bleeding point, and to the water sample collected from each node
In fertilizer ion concentration detected.
In the implementation of the present invention, the inventor finds that the existing technology has at least the following problems:
At present when the fertilizer ion concentration to depth of water direction detects, only relies on and visually observe scale label to determine
The position of water sample bleeding point, it cannot be guaranteed that collecting water sample with accurate equispaced.
Summary of the invention
The embodiment of the present invention is the technical problem to be solved is that, provide for can be realized in depth of water direction, with accurate
Equispaced collect water sample water sample collection device water sample collect location device.
Specifically, technical solution is as follows:
A kind of water sample collection location device, the water sample collect location device and include:
Frame, the frame include identical first bar of the sequentially connected length of head and the tail, the second bar, third bar and the 4th
Bar is connected between first bar, the second bar, third bar and the 4th bar by pin shaft in a rotatable manner；Mobile jib connects institute
The pin shaft for stating the second bar and the third bar is fixed on the mobile jib, and the pin shaft for connecting first bar and the 4th bar can
It is slided up and down along the mobile jib；And at least one perpendicular to the locating rod of the mobile jib, the locating rod and the frame are sliding
Dynamic connection, and the locating rod by the pin shaft for connecting first bar and the third bar to connecting second bar and described the
The distance between the pin shaft of four bars equal part.
Preferably, be provided with shim on the pin shaft, the shim for limit first bar, the second bar,
The movement of third bar and the 4th bar on the pin shaft direction.
Preferably, it is provided at least one installation axle on first bar, the second bar, third bar and the 4th bar, institute
Installation axle is stated to be located at the length Along ent of first bar, the second bar, third bar and the 4th bar；It is set in the locating rod
It is equipped with the sliding groove matched with the installation axle, the sliding groove is arranged along the locating rod length direction.
Preferably, include in the locating rod with described in the pin shaft and connection for connecting first bar and second bar
The middle position bar that third bar is connect with the pin slide of the 4th bar；The middle position bar passes through the mobile jib and can be along the mobile jib
Axial movement.
Preferably, the axial direction on the mobile jib along the mobile jib be provided with penetrate through the mobile jib radial direction first sliding groove and
Second sliding slot, the first sliding groove and the second sliding slot are perpendicular；The pin shaft of the first bar of the connection and the 4th bar is described in
First sliding groove sliding；The middle position bar passes through the second sliding slot, and slides along the second sliding slot.
Preferably, the mobile jib further includes the pedestal connecting with the mobile jib bottom, is provided with fixation on said bottom
Tooth.
Preferably, buoy is additionally provided on the pin shaft of the first bar of the connection and the 4th bar.
Preferably, there are two the buoy tools, the both ends of the pin shaft of the first bar of the connection and the 4th bar are separately positioned on.
Preferably, on the pin shaft of the first bar of the connection and the 4th bar, the pin shaft of connection second bar and third bar
On and the locating rod on be provided with catheter plug, the catheter plug is for fixing sampling catheter.
Preferably, the catheter plug line is parallel to the mobile jib.
Technical solution provided in an embodiment of the present invention has the benefit that
Frame has diamond structure, and can stretch or compress along mobile jib length direction, so that being located at mobile jib on frame
The rod piece of two sides gradually to pedestal close to or far from.It is moved synchronously simultaneously with the locating rod that frame is slidably connected with frame, and
In motion process, locating rod always equal part connect the pin shaft of the first bar and the 4th bar to connect the second bar and third bar pin shaft it
Between distance.When in use, mobile jib is placed on embanked field vertically, so that the pin shaft and ground of the second bar of connection and third bar are flat
Together, and the first bar of connection is pulled to keep it concordant with water surface holding always with the pin shaft of the 4th bar, the depth of water is so converted into frame
The pin shaft of the first bar and the 4th bar is connected in frame to the distance between the pin shaft for connecting the second bar and third bar, and locating rod is always
The length of distance described in equal part, i.e. locating rod have marked off accurate interval on depth of water direction.Thus locating rod and the water surface,
Water-bed two plane of references are together formed, and there is the water sample being accurately spaced to collect reference point on depth of water direction, and then realize to water
The accurate positioning of sample bleeding point.The collection location device of water sample provided by the embodiment of the present invention is easy to use, can be in the depth of water
Accurately go out to divide the water sample bleeding point of equal intervals on direction, ensure that sampling accuracy, represented so that collected water sample has
Property.The apparatus structure is simple, quality is slim and graceful, easy to carry simultaneously.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1-1 is the main view that water sample provided in an embodiment of the present invention collects location device；
Fig. 1-2 is the top view that water sample provided in an embodiment of the present invention collects location device；
Fig. 2-1 is the main view of rod piece in frame provided in an embodiment of the present invention；
Fig. 2-2 is the top view of rod piece in frame provided in an embodiment of the present invention；
Fig. 3-1 is mobile jib structural front view provided in an embodiment of the present invention；
Fig. 3-2 is mobile jib structural side view provided in an embodiment of the present invention；
Fig. 3-3 is mobile jib structure top view provided in an embodiment of the present invention；
Fig. 4-1 is that the water sample provided in an embodiment of the present invention for being provided with buoy collects location device main view；
Fig. 4-2 is that the water sample provided in an embodiment of the present invention for being provided with buoy collects location device side view.
Each label is respectively as follows: in attached drawing
11. the first bar, 12. second bars, 13. third bars, 14. the 4th bars；
The pin shaft of 101a. connection the first bar 11 and the 4th bar 14,
The pin shaft of 101b. connection the first bar 11 and the second bar 12,
The pin shaft of the second bar of 101c. connection 12 and third bar 13,
The pin shaft of 101d. connection third bar 13 and the 4th bar 14；
102. installation axle, 103. shims；
2. mobile jib, 21. first sliding grooves, 22. second sliding slots, 23. pedestals, 24. fixed teeth；
3. locating rod, position bar in 30.；
4. buoy；
A. the first catheter plug, the second catheter plug of B., C. third catheter plug, the 4th catheter plug of D., E. the 5th are led
Pipe plug.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Referring to Fig. 1-1 and Fig. 1-2, the embodiment of the invention provides a kind of water samples to collect location device, the positioning device
Include:
Frame, including identical first bar 11 of the sequentially connected length of head and the tail, the second bar 12, third bar 13 and the 4th bar
14, it is connected in a rotatable manner between the first bar 11, the second bar 12, third bar 13 and the 4th bar 14 by pin shaft；
Mobile jib 2, the second bar 12 of connection and the pin shaft 101c of third bar 13 are fixed on mobile jib 2, connect the first bar 11 and the
The pin shaft 101a of four bars 14 can be slided along mobile jib 2；And
At least one is perpendicular to the locating rod 3 of mobile jib 2, and locating rod 3 is slidably connected with frame, and locating rod 3 will connect
The distance between two bars 12 and the pin shaft 101c to the pin shaft 101a of the first bar 11 of connection and the 4th bar 14 of third bar 13 equal part.
It should be noted that in the embodiment of the present invention, by each rod piece of frame be named as the first bar 11, the second bar 12,
Third bar 13 and the 4th bar 14 be in order to it is clearer, the technical solution of the embodiment of the present invention, above-mentioned name are compactly described
Rod piece is only distinguished, without representing the order of connection limited between each rod piece.Also, fixed pin shaft can be with mobile jib 2
Any one in four pin shafts of the first bar 11, the second bar 12, third bar 13 and the 4th bar 14 is connected, and can be along mobile jib 2
The pin shaft of sliding is then the pin shaft opposite with the fixed pin shaft of mobile jib 2.
The design feature of the collection location device of the water sample provided by the embodiment of the present invention, it is to be understood that frame
Frame has diamond structure, and symmetrical about mobile jib 2.For the ease of subsequent descriptions, in embodiments of the present invention by diamond shape frame
Two diagonal lines are respectively designated as the first diagonal line and the second diagonal line, and wherein mobile jib 2 is located on the first diagonal line of the frame.
And it connects the second bar 12 to be fixedly connected with the pin shaft 101c of third bar 13 with mobile jib 2, first bar 11 of connection and the 4th bar 14
Pin shaft 101a is flexibly connected with mobile jib 2, and the distance between the two pin shafts are the cornerwise length of frame first.It positions simultaneously
Bar 3 is arranged perpendicular to mobile jib 2, i.e. the second diagonal line that is parallel to frame of locating rod 3.Locating rod 3 is also located at frame side length simultaneously
Understandable to be according to similar triangle theory on Along ent line, locating rod 3 can be cornerwise by the first of frame
Length equal part, i.e. locating rod 3 etc. divide the pin shaft 101a of the first bar 11 of connection and the 4th bar 14 to the second bar 12 of connection and third bar
The distance between 13 pin shaft 101c.
Simultaneously because frame is slidably connected with locating rod 3, " being slidably connected " indicates that the rod piece for being located at 2 two sides of mobile jib can herein
Along locating rod 3 close to or far from mobile jib 2.Specifically, referring to Fig. 1-1, the first bar 11 can be relatively close or remote with the 4th bar 14
From the second bar 12 can be relatively close or separate with third bar 13.As the pin shaft 101a of control the first bar 11 and the 4th bar 14 of connection
When moving along mobile jib 2, frame shrinks or stretches along 2 length direction of mobile jib, and drives 3 synchronizing moving of locating rod.Specifically, with even
It connects for the pin shaft 101a of the first bar 11 and the 4th bar 14 moves up along mobile jib 2:
Frame is stretched along 2 length direction of mobile jib, and the first catercorner length increases, and rod piece is gradually close to mobile jib 2.Simultaneously
Under the action of the first bar 11 and the 4th bar 14, the locating rod 3 of connection the first bar 11 and the 4th bar 14 is moved upwards；In the second bar
12 under the action of third bar 13, and the locating rod 3 of connection the second bar 12 and third bar 13 moves upwards.And since locating rod 3 begins
Final position in frame parallel on second cornerwise side length Along ent line, therefore it is understandable be, frame contraction or
The cornerwise length of equal part frame first always of locating rod 3 in stretching process.
When in use, mobile jib 2 is placed on embanked field vertically, so that the pin shaft 101c of the second bar of connection 12 and third bar 13
It is concordant with ground, pull the first bar 11 of connection to keep it concordant with water surface holding always with the pin shaft 101a of the 4th bar 14, so i.e.
The depth of water is converted into the cornerwise length of frame first.And the cornerwise length of equal part first, i.e. locating rod 3 exist locating rod 3 always
Accurate interval is marked off on depth of water direction, thus locating rod 3 and the water surface, water-bed two plane of references are together formed in water
There is the water sample being accurately spaced to collect reference point on deep direction, and then realize the accurate positioning to water sample bleeding point.
To sum up, water sample provided by the embodiment of the present invention collect location device by utilize diamond structure the characteristics of and
The side length relation principle of similar triangles is realized by locating rod 3 and carries out the skill divided with precise intervals to different water depth water layer
Art effect guarantees the representativeness of collected water sample, and then mentions for actual distribution situation of the objective reaction fertilizer in different water depth
For effective detection data.
Further, lead between each rod piece (the first bar 11, the second bar 12, third bar 13 and the 4th bar 14) in frame
It crosses pin shaft and realizes rotary movable connection.Specifically, it is provided with mounting hole in two ends of 11 to the 4th bar 14 of the first bar,
Pin shaft is passed through, the mounting hole of two rod pieces connected is needed to realize above-mentioned rotary movable connection.It is in embodiments of the present invention
Guarantee the practicability and stability of frame, pin shaft between the first bar 11, the second bar 12, third bar 13 and the 4th bar 14
On be additionally provided with shim 103.Referring to Fig. 1-2, which is arranged in the two sides of rod piece, will be connected on same pin shaft
Rod piece separate, avoid frame excessive wear in use, improve the useful life longevity of single unit system.This point simultaneously
Partition 103 also acts position-limiting action, limits rod piece in the movement of pin shaft length direction, guarantees the stability of frame.
Guarantee the normal use of the positioning device by being slidably connected between frame and locating rod 3.It is slidably connected about this
Implementation, referring to fig. 2-1 with Fig. 2-2, be provided on the first bar 11, the second bar 12, third bar 13 and the 4th bar 14
At least one installation axle 102, and installation axle 102 is located at the side length of the first bar 11, the second bar 12, third bar 13 and the 4th bar 14
At Along ent.The sliding groove matched with installation axle 102 is provided in locating rod 3 simultaneously, sliding groove is along 3 length side of locating rod
To setting.When the pin shaft 101a for connecting the first bar 11 and the 4th bar 14 is moved along mobile jib 2, by the installation axle 102 of rod piece and
Cooperation between the sliding groove of locating rod 3 drives locating rod 3 with frame synchronizing moving.
Referring also to Fig. 1-2, since the junction of frame is provided with pin shaft 101 and shim 103, in addition by rod piece itself
The influence of thickness, so that the first bar 11, the second bar 12, third bar 13 and the 4th bar 14 all have centainly fall in a thickness direction
Difference.Therefore when connecting locating rod 3, the embodiment of the invention provides the installation axle 102 of different length and compatible separations
Piece 103.The drop on different rod piece thickness directions is compensated for by installation axle 102, in depression angle, referring to Fig. 1-2, so that fixed
Position bar 3 is also perpendicular to mobile jib 2.Therefore when the pin shaft 101a for connecting the first bar 11 and the 4th bar 14 is moved along mobile jib 2, rod piece
Cooperation between 3 sliding groove of installation axle 102 and locating rod is more smoothly, avoids the occurrence of frame with locating rod 3 and slides showing for card resistance
As.And shim 103 equally limits locating rod 3 in the movement of 102 length direction of installation axle.
Wherein the quantity of locating rod 3 is not particularly limited, can be divided according to actual needs.For example, one
As detection need 5 water sample bleeding points, three locating rods 3 should be used at this time, and three locating rods 3 are separately positioned on the first bar
11 and the 4th bar 14 midpoint line at, at the second diagonal line of frame and the midpoint line of the second bar 12 and third bar 13
Place.The infall of such three locating rods 3 and mobile jib 2, and the first bar 11 of connection at 14 pin shaft 101a of the 4th bar, connect the
5 fixed water sample bleeding points, and this 5 water samples on depth of water direction have been oriented at two bars 12 and 13 pin shaft 101c of third bar
Spacing between bleeding point is equal.
It, can be always in the pin shaft of connection the first bar 11 and the second bar 12 in order to guarantee the stability of positioning device entirety
At the pin shaft 101d line of 101b and connection third bar 13 and the 4th bar 14, i.e., determine for setting one at the second diagonal line of frame
The locating rod 3 is known as middle position bar 30 for the ease of distinguishing by position bar 3.It is understood that position bar 30 has frame in this
There are two about the symmetrical triangular structure of middle position bar 30, the stability of single unit system is enhanced.Meanwhile in order to avoid the present invention
There is component left and right sidesing shifting phenomenon when in use in the positioning device that embodiment provides, and position bar 30 in this can be passed through to mobile jib 2 and made
Middle position bar 30 is moved along 2 axial direction of mobile jib, using position bar 30 in the limitation of mobile jib 2 along the movement of pin shaft axial direction.
Locating rod 3 in addition to middle position bar 30 can be identical with middle position bar 30, the setting of mobile jib 2 is both passed through, further to mention
The stability of high positioning device provided in an embodiment of the present invention；The locating rod 3 in addition to middle position bar 30 can also be made to be located at outside mobile jib 2
Portion (as shown in Fig. 4-1), in order to locating rod 3 disassembly perhaps installation consequently facilitating 3 quantity of locating rod increase or subtract
It is few.
The mode of mobile jib 2 is passed through for locating rod 3, installation axle 102 is arranged on 11 to the 4th bar 14 of the first bar close to main
On the side of bar 2 and it is directed toward mobile jib 2.Locating rod 3 can be equally limited in 102 length side of installation axle without shim 103 at this time
Upward movement, so that locating rod 3 is only along the axial movement of mobile jib 2.
Mode outside mobile jib 2 is arranged in for locating rod 3, installation axle 102 is arranged on 11 to the 4th bar 14 of the first bar
On side far from mobile jib 2, at this time, it may be necessary to which installing shim 103 carrys out movement to locating rod 3 along 102 length direction of installation axle
It is limited.
In addition, when middle position bar 30 is connect with frame the sliding shoe matched with the sliding groove of middle position bar 30 can be increased, by frame
Pin shaft 101 between the rod piece of frame is fixedly connected with sliding shoe, realize rod piece can along middle position bar 30 to mobile jib 2 close to or far from,
Guarantee the normal use of the positioning device.
In the embodiment of the present invention, the axial direction on mobile jib 2 along mobile jib 2 is provided with the radial first sliding groove 21 of perforation mobile jib 2
With second sliding slot 22, first sliding groove 21 and second sliding slot 22 are perpendicular.It is understandable to be referring to Fig. 3-3, from depression angle,
First sliding groove 21 and second sliding slot 22 have run through the radial direction of mobile jib 2, and intersect into " cross " structure.Further,
First sliding groove 21 is used cooperatively with the pin shaft 101a for connecting the first bar 11 and the 4th bar 14, slides it along first sliding groove 21；The
Two sliding slots 22 are used cooperatively with middle position bar 30, and position bar 30 can only be slided along second sliding slot 22 in limitation.Remaining locating rod 3 can also be set
It sets in second sliding slot 22 and is slided along second sliding slot 22.
Further, referring to Fig. 3-1 and Fig. 3-2, for the ease of using, in the bottom of mobile jib 2, the second bar 12 and third bar
It is additionally provided with pedestal 23 below 13 connection pin shaft 101c, fixed tooth 24 is provided on bottom 21.It will fixed tooth 24 when use
Be inserted into soil so that pedestal 23 is located at earth's surface, guarantee the connection pin shaft 101c of the second bar 12 and third bar 13 be located at ground it
On, avoid the first bar 12 caused by entering soil because of connecting pin axial depression from having some setbacks with 13 activity of third bar.
Water sample provided by the embodiment of the present invention collects location device when in use, connects the first bar by manual tension
11 are operated with the pin shaft 101a of the 4th bar 14.The requirement collected simultaneously according to water sample need to also collect process in entire water sample
It is middle to need that the pin shaft 101a of the first bar 11 of connection and the 4th bar 14 is kept to be located on horizontal plane.In this way, simple manual operation is not
It is only laborious to be also difficult to ensure that pin shaft is on horizontal plane at any time simultaneously.In order to overcome this defect, the embodiment of the invention provides
Following settling mode:
- 1 and Fig. 4-2 referring to fig. 4 is additionally provided with buoy 4 on the pin shaft 101a for connecting the first bar 11 and the 4th bar 14.?
It can remain that the pin shaft 101a of the first bar 11 of connection and the 4th bar 14 is located on horizontal plane under the action of buoy 4.Exist simultaneously
The water surface constantly rises during irrigation, and buoy 4 can drive the first bar 11 and the 4th bar 14 synchronous to move with the ascending, descending of horizontal plane at this time
It is dynamic, enable the positioning device to mark off equidistant water sample automatically on depth of water direction and collects position.Further, the buoy
There are two 4 tools, and is separately positioned on the both ends of the pin shaft 101a of the first bar 11 of connection and the 4th bar 14.In other words, two buoys 4
The two sides of first sliding groove 21 are set.So when water level is lower, frame entirety is shunk along 2 length direction of mobile jib, and at this time first
Bar 11, the 4th bar 14 will not touch buoy 4, influence the normal work of buoy 4.And in order to preferably embody the floating of buoy 4
Power effect, which has symmetrical structure, including two sets about the symmetrical frame of mobile jib 2, and when the setting of locating rod 3 is in master
When 2 outside of bar, it is also necessary to be arranged two sets about the symmetrical locating rod 3 of mobile jib 2；It is arranged inside mobile jib 2 if locating rod 3 passes through,
A set of locating rod 3 is only set, and the two sides of this set of locating rod 3 are all connected with frame.I.e. the two sides of mobile jib 2 have two sets pairs
The frame and locating rod 3, such buoy 4 for claiming setting can guarantee frame smoothly deformation effects.
When collecting location device progress water sample collection using water sample provided by the embodiment of the present invention, reference location dress
Marked off water sample bleeding point is set, by the sampling instruments direct sample such as syringe.It is quasi- but since sampling instrument can not be fixed
Really acquire a certain degree of difficulty in corresponding water layer sampling tool.Therefore for the ease of the progress of sampling, the first bar 11 and the 4th is being connected
On the pin shaft 101a of bar 14, conduit is provided on the second bar of the connection 12 and pin shaft 101c of third bar 13 and in locating rod 3
Plug (A, B, C, D, E shown in Fig. 4-2), the catheter plug is for fixing sampling catheter.A type is provided in the prior art
Like the water sample collector of syringe, with piston draw-out device and what is be connected have water suction conduit flexible, and is absorbing water
The side wall of the movable end of conduit is provided with water inlet.The conductor housing for the conduit that absorbs water is fixed on catheter plug when in use, is drawn
Piston makes water sample enter collector from the water inlet of water suction conduit, completes water sample and collects.
Meanwhile influence of the depth of water to fertilizer distribution situation in order to obtain, generally use single factor experiment method.Therefore it is collecting
When water sample, it is expected that water sample bleeding point is bleeding point on same vertical line, at different water depth.Therefore in the present invention,
The line for further limiting above-mentioned catheter plug is parallel to mobile jib 2.For marking off 5 water sample bleeding points, referring to fig. 4-2,
In the pin shaft 101a parallel beneath for connecting the first bar 11 and the 4th bar 14, the first catheter plug A is set.On the midpoint of locating rod 3
Second catheter plug B and the 4th catheter plug D is set.Third catheter plug C, third catheter plug C are set on middle position bar 30
Across first sliding groove 21.The 5th catheter plug E is set on pin shaft 101c of the second bar of connection 12 with third bar 13.Wherein need
Illustrate, in order to guarantee that above-mentioned catheter plug is located on same vertical line, the catheter plug in locating rod 3 needs guiding through mobile jib
2 first sliding groove 21.Specifically, when the second sliding slot 22 that locating rod 3 passes through mobile jib 2 is arranged, catheter plug B and D pass through the
One sliding slot 21；When the outside of mobile jib 2 is arranged in locating rod 3, inside elongate catheter plug B and D to mobile jib first sliding groove 21, such as
This locating rod 3 can not ensure that water sample bleeding point is located at same vertical line along the second diagonal motion of frame.
To sum up, it is real by diamond shape frame and locating rod 3 to collect location device for water sample provided by the embodiment of the present invention
The technical effect divided with precise intervals now is carried out to different water depth water layer, guarantees the representativeness of collected water sample；It uses simultaneously
Buoy 4 realizes automatic positioning kinetic energy, and structure is simple, quality is slim and graceful, assembling easy to carry.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of water sample collects location device, which is characterized in that the water sample collects location device and includes:
Frame, the frame include identical first bar (11) of the sequentially connected length of head and the tail, the second bar (12), third bar (13)
And the 4th bar (14), pass through pin shaft between first bar (11), the second bar (12), third bar (13) and the 4th bar (14)
It connects in a rotatable manner；
Mobile jib (2), the pin shaft (101c) for connecting second bar (12) and the third bar (13) are fixed on the mobile jib (2)
On, the pin shaft (101a) for connecting first bar (11) and the 4th bar (14) can be slided up and down along the mobile jib (2)；With
And
At least one is perpendicular to the locating rod (3) of the mobile jib (2), and the locating rod (3) is slidably connected with the frame, and institute
The pin shaft (101c) of second bar (12) and the third bar (13) will be connected to connecting first bar by stating locating rod (3)
(11) with the distance between the pin shaft (101a) of the 4th bar (14) equal part.
2. water sample according to claim 1 collects location device, which is characterized in that be provided with separation on the pin shaft
Piece (103), the shim (103) is for limiting first bar (11), the second bar (12), third bar (13) and the 4th bar
(14) it is moved along the pin shaft.
3. water sample according to claim 2 collects location device, which is characterized in that in first bar (11), second
At least one installation axle (102), installation axle (102) position are provided on bar (12), third bar (13) and the 4th bar (14)
At the length Along ent of first bar (11), the second bar (12), third bar (13) and the 4th bar (14)；
The sliding groove matched with the installation axle (102) is provided on the locating rod (3), the sliding groove is along described fixed
Position bar (3) length direction setting.
4. water sample according to claim 3 collects location device, which is characterized in that include in the locating rod (3) with
It connects first bar (11) and the pin shaft (101b) of second bar (12) and connect the third bar (13) and described the
The middle position bar (30) that the pin shaft (101d) of four bars (14) is slidably connected；
The middle position bar (30) passes through the mobile jib (2) and can be along the axial movement of the mobile jib (2).
5. water sample according to claim 4 collects location device, which is characterized in that along described on the mobile jib (2)
The axial direction of mobile jib (2) is provided with the first sliding groove (21) and second sliding slot (22) for penetrating through mobile jib (2) radial direction, and described first is sliding
Slot (21) and the second sliding slot (22) are perpendicular；
The pin shaft (101a) of the connection the first bar (11) and the 4th bar (14) is slided along the first sliding groove (21)；
The middle position bar (30) passes through the second sliding slot (22), and slides along the second sliding slot (22).
6. water sample according to claim 5 collects location device, which is characterized in that the mobile jib (2) further includes and institute
The pedestal (23) for stating the connection of mobile jib (2) bottom, is provided with fixed tooth (24) on the pedestal (23).
7. water sample according to claim 1 collects location device, which is characterized in that in the first bar of the connection (11)
Buoy (4) are additionally provided with on the pin shaft (101a) of the 4th bar (14).
8. water sample according to claim 7 collects location device, which is characterized in that there are two buoy (4) tools, point
It She Zhi not be at both ends pin shaft (101a) of connection the first bar (11) and the 4th bar (14).
9. water sample described according to claim 1~any one of 8 collects location device, which is characterized in that in the connection
Pin shaft on the pin shaft (101a) of first bar (11) and the 4th bar (14), in connection the second bar (12) and third bar (13)
On (101c), and on the locating rod (3) it is provided with catheter plug,
The catheter plug is for fixing sampling catheter.
10. water sample according to claim 9 collects location device, which is characterized in that the catheter plug line is parallel
In the mobile jib (2).
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