CN209028077U - A kind of dust-proof sieve of soil water experiment - Google Patents

Abstract

The utility model discloses a kind of dust-proof sieves of soil water experiment, including the first thread groove, casing, mudstone filter screen, coarse filtration net and funnel, the top of the casing internal is equipped with mudstone filter screen, and the casing internal below mudstone filter screen is equipped with coarse filtration net, the bottom end of the casing is equipped with funnel, and the casing internal at funnel position is all equipped with the first thread groove, the inside of first thread groove is enclosed with the first bolt, the bottom end of the funnel is set with soil collecting bag, the center position of the casing lateral wall is equipped with symmetrical handle, and the casing internal at handling position is all equipped with the second thread groove, the inside of second thread groove is all enclosed with the second bolt, the top of the casing lateral wall is equipped with soil dust cover.The utility model not only realizes the soil water experiment dust reduction capability of dust-proof sieve, improves the pure property of experiment soil, and avoids the insufficiency of experiment soil screening.

Description

A kind of dust-proof sieve of soil water experiment

Technical field

The utility model relates to dust-proof sieve technical field, the dust-proof sieve of specially a kind of soil water experiment.

Background technique

Soil water experiment refer to by influence soil environment quality factor typical value measurement, determine environmental quality (or Pollution level) and its variation tendency, we refer to soil environment monitoring at usually said soil monitoring, generally comprise to layout and adopt The technology contents such as sample, sample preparation, analysis method, result characterization, statistics and quality evaluation, so soil water experiment work now Have it is extremely important, but the dust-proof sieve of present soil water experiment there are problems that many defect and, the dust-proof sieve of soil water experiment Dust-proof effect is undesirable, be easy to cause the dusty of laboratory, and soil water experiment is poor with dust-proof sieve screening function, causes to filter out The experiment soil come can not meet the requirement of experiment, and soil water experiment can not see internal screening situation with dust-proof sieve It examines, soil water experiment has brought great puzzlement with these problems of dust-proof sieve at present.

Utility model content

The purpose of this utility model is to provide a kind of dust-proof sieves of soil water experiment, to solve to propose in above-mentioned background technique Soil water experiment select function poor with dust-proof sieve general, dust-proof effect is undesirable, and the problem of can not observe inside.

To achieve the above object, the utility model provides the following technical solutions: a kind of dust-proof sieve of soil water experiment, including the One thread groove, casing, mudstone filter screen, coarse filtration net and funnel, the top of the casing internal are equipped with mudstone filter screen, and mud Casing internal below stone filter screen is equipped with coarse filtration net, and the bottom end of the casing is equipped with funnel, and the casing at funnel position Internal to be all equipped with the first thread groove, the inside of first thread groove is enclosed with the first bolt, and the first bolt and the first screw thread Slot cooperates, and the bottom end of the funnel is set with soil collecting bag, and soil collecting bag passes through strength rubber ring and funnel phase It connects, the center position of the casing lateral wall is equipped with symmetrical handle, and the casing internal at handling position is all Equipped with the second thread groove, the inside of second thread groove is all enclosed with the second bolt, and the second bolt and the second thread groove phase Mutually cooperation, the top of the casing lateral wall is equipped with soil dust cover, and soil dust cover connects by the way that articulated shaft and casing are fixed It connects.

Preferably, the material of the soil collecting bag can be polyethylene.

Preferably, first thread groove and the cross sectional shape of the first bolt bottom end are all trapezoidal.

Preferably, the bottom end of the casing internal is equipped with thin filter screen.

Preferably, the lateral wall of the casing is equipped with protection window frame.

Preferably, the planform inside the handle is finger-shaped.

Preferably, the inside of the protection window frame is equipped with observation window.

Compared with prior art, the utility model has the beneficial effects that the soil water experiment not only realizes soil with dust-proof sieve Earth tests the dust reduction capability of dust-proof sieve, improves the pure property of experiment soil, and avoids not filling for experiment soil screening Divide property；

1, by setting soil dust cover on the top of casing lateral wall, the bottom end of funnel is set with soil collecting bag, realizes The dust reduction capability of the dust-proof sieve of soil water experiment, so as to avoid dust flying upward in laboratory；

2, thin filter screen is set by the bottom end in casing internal, the top of casing internal sets mudstone filter screen, casing it is interior Portion sets coarse filtration net, realizes the multiplex screening function of the dust-proof sieve of soil water experiment, to improve the pure property of experiment soil；

3, it by setting protection window frame on the lateral wall of casing, protects the inside of window frame to set observation window, realizes soil reality The overview function with dust-proof sieve is tested, so as to avoid the insufficiency of experiment soil screening.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the surface structure schematic diagram of the utility model；

Fig. 3 is the grip structure schematic diagram of the utility model；

Fig. 4 is the first thread groove structure schematic diagram of the utility model.

In figure: 1, soil collecting bag；2, strength rubber ring；3, the first thread groove；4, casing；5, the second bolt；6, soil Dust cover；7, mudstone filter screen；8, coarse filtration net；9, articulated shaft；10, the second thread groove；11, handle；12, thin filter screen；13, First bolt；14, funnel；15, window frame is protected；16, observation window.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of soil water experiment dust-proof sieve, including first Thread groove 3, casing 4, mudstone filter screen 7, coarse filtration net 8 and funnel 14, the top inside casing 4 are equipped with mudstone filter screen 7, machine The lateral wall of shell 4 is equipped with protection window frame 15, and the inside of protection window frame 15 is equipped with observation window 16, convenient for observation, convenient for protection, machine Bottom end inside shell 4 is equipped with thin filter screen 12, convenient for filtering, is equipped with coarse filtration net 8 inside the casing 4 of 7 lower section of mudstone filter screen, The bottom end of casing 4 is equipped with funnel 14, is all equipped with the first thread groove 3 inside the casing 4 at 14 position of funnel, the first thread groove 3 Inside is enclosed with the first bolt 13, the cross sectional shape of the first thread groove 3 and 13 bottom end of the first bolt be all it is trapezoidal, connect convenient for fixed It connects, the first bolt 13 and the first thread groove 3 cooperate, and the bottom end of funnel 14 is set with soil collecting bag 1, soil collecting bag 1 Material can be polyethylene, convenient for collecting, soil collecting bag 1 is connected with each other by strength rubber ring 2 and funnel 14, outside casing 4 The center position of side wall is equipped with symmetrical handle 11, and the planform inside handle 11 is finger-shaped, convenient for holding for people Firmly, the second thread groove 10 is all equipped with inside the casing 4 at 11 position of handle, the inside of the second thread groove 10 is all enclosed with the second spiral shell Bolt 5, the second bolt 5 and the second thread groove 10 cooperate, and the top of 4 lateral wall of casing is equipped with soil dust cover 6, and soil is dust-proof Cover 6 is fixedly connected by articulated shaft 9 with casing 4.

Working principle: soil water experiment sieves the soil dust cover 6 in use, first by opening above casing 4 with dust-proof, will Experiment soil is put into the inside of casing 4, turns off soil dust cover 6, prevents flying upward for dust by soil dust cover 6, then Experimenter rocks 4 Internal Experiment soil of casing by holding the handle 11 of 4 two sides center position of casing, when When handle 11 damages, experimenter passes through the rotatable engagement of the second bolt 5 and the second thread groove 10, is dismantled more to handle 4 It changes, tests soil later by mudstone filter screen 7 inside casing 4, coarse filtration net 8 and the carefully multi-filtering of filter screen 12, It is flowed into soil collecting bag 1 by the funnel 14 of 4 bottom end of casing again, when the soil inside soil collecting bag 1 collects full, experiment Personnel are by taking away strength rubber ring 2, so that soil collecting bag 1 be disassembled, experimenter can pass through 4 lateral wall of casing The screening situation of 16 observation experiment soil of observation window inside upper protection window frame 15, completes the work of the dust-proof sieve of soil water experiment.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (7)

1. a kind of dust-proof sieve of soil water experiment, including the first thread groove (3), casing (4), mudstone filter screen (7), coarse filtration net (8) and funnel (14), it is characterised in that: the internal top of the casing (4) is equipped with mudstone filter screen (7), and mudstone filter screen (7) coarse filtration net (8) are equipped with inside the casing (4) below, the bottom end of the casing (4) is equipped with funnel (14), and funnel (14) Casing (4) at position is internal all equipped with the first thread groove (3), and the inside of first thread groove (3) is enclosed with the first bolt (13), and the first bolt (13) and the first thread groove (3) cooperate, and the bottom end of the funnel (14) is set with soil collecting bag (1), and soil collecting bag (1) is connected with each other by strength rubber ring (2) and funnel (14), in casing (4) lateral wall Symmetrical handle (11) is equipped at heart position, and the casing (4) at handle (11) position is internal all equipped with the second thread groove (10), the inside of second thread groove (10) is all enclosed with the second bolt (5), and the second bolt (5) and the second thread groove (10) it cooperates, the top of casing (4) lateral wall is equipped with soil dust cover (6), and soil dust cover (6) passes through hingedly Axis (9) is fixedly connected with casing (4).

2. a kind of dust-proof sieve of soil water experiment according to claim 1, it is characterised in that: the soil collecting bag (1) Material is polyethylene.

3. a kind of dust-proof sieve of soil water experiment according to claim 1, it is characterised in that: first thread groove (3) with The cross sectional shape of the first bolt (13) bottom end is all trapezoidal.

4. a kind of dust-proof sieve of soil water experiment according to claim 1, it is characterised in that: the internal bottom of the casing (4) End is equipped with thin filter screen (12).

5. a kind of dust-proof sieve of soil water experiment according to claim 1, it is characterised in that: the lateral wall of the casing (4) It is equipped with protection window frame (15).

6. a kind of dust-proof sieve of soil water experiment according to claim 1, it is characterised in that: the internal knot of the handle (11) Configuration shape is finger-shaped.

7. a kind of dust-proof sieve of soil water experiment according to claim 5, it is characterised in that: described to protect the interior of window frame (15) Portion is equipped with observation window (16).