CN220835740U - Sample crushing and screening device for soil detection - Google Patents

Abstract

The utility model provides a sample crushing and screening device for soil detection, which comprises a screening box, crushing rollers, an annular frame and a collecting box, wherein a feed hopper is arranged at the upper end of the screening box in a penetrating manner, mounting plates are arranged at the left side and the right side of the upper end of the screening box in a penetrating manner, inclined scraping plates are symmetrically fixed at the lower ends of the two mounting plates, the two crushing rollers are arranged in the screening box in a horizontal manner, two first motors are arranged at the front end of the screening box, a second motor is longitudinally arranged at the right side of the upper end of the screening box, a motor shaft is arranged at the lower end of the second motor in a penetrating manner, eccentric wheels are fixed at the annular side surface of the motor shaft, and a partition plate is horizontally fixed in the screening box.

Description

Sample crushing and screening device for soil detection

Technical Field

The utility model relates to a sample crushing and screening device for soil detection, and belongs to the technical field of soil detection equipment.

Background

The soil detection means that the environmental quality and the change trend thereof are determined by measuring the representative value of factors influencing the soil environmental quality, when the soil detection is carried out, firstly, the collected soil sample is required to be crushed, the blocky soil is crushed, then, the crushed soil is screened, and stones and some tiny metals contained in the soil are screened out so as not to influence the detection result; conventional screening methods typically involve multiple screening through several screening screens.

But this kind of screening method is when the screening, and the screening net often is motionless for the effect of screening is poor, and soil self contains moisture, so can adhere on stone, and then can influence subsequent screening effect, and a sample crushing sieving mechanism for soil detection is urgently needed now to solve the above-mentioned problem that appears.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model aims to provide a sample crushing and screening device for soil detection, so as to solve the problems in the prior art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a sample pulverizes sieving mechanism for soil detection, includes screening case, crushing roller, ring frame and collecting box, screening case upper end runs through and is provided with the feeder hopper, the screening case upper end is all run through and is installed the installation piece about, two the equal symmetry of installation piece lower extreme is fixed with the slope scraper blade, crushing roller is provided with two, two crushing roller equal horizontal installation is inside the screening case, two first motors are installed to the screening case front end, screening case upper end right side vertically installs the second motor, and the second motor lower extreme runs through and install the motor shaft, and motor shaft annular side is fixed with the eccentric wheel, screening case inside level is fixed with the division board, and the division board lower extreme runs through and be provided with the water conservancy diversion frame, the equal angle is fixed with a plurality of spring mounting panels in division board upper end, a plurality of spring mounting panel upper end is all vertically installed reset spring, and is all fixed with the spacer sleeve, and a plurality of spacer sleeve upper end level is fixed with the ring frame, and the inside the screening box has been placed to be placed to the screening, and the collecting box is placed in the screening case inside, and is fixed with the left side under running out under the water conservancy diversion frame.

Further, the two crushing rollers are located below the feeding hopper, and the two inclined scraping plates are respectively in sliding contact with the annular side surfaces of the two crushing rollers.

Further, the front ends of the two crushing rollers are respectively connected with the two first motors in a transmission way.

Further, the observation groove is formed in the upper side of the left end of the screening box in a penetrating mode, and a baffle is arranged in the observation groove in a clamping mode.

Further, the right end of the annular frame is propped against the eccentric wheel.

The utility model has the beneficial effects that: according to the sample crushing and screening device for soil detection, the inclined scraping plate, the crushing roller, the first motor, the second motor, the eccentric wheel, the annular frame, the screening net, the limiting sleeve, the reset spring and the spring mounting plate are added, and through design improvement and actual use, the device adopts the crushing scraping structure and the shaking type screening structure, so that the phenomenon of adhesion of soil during crushing can be prevented, and meanwhile, crushed soil is subjected to shaking and screening back and forth, so that the device has a better soil screening effect, and further, workers can conveniently detect soil samples.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a perspective view showing the overall structure of a sample crushing and screening device for soil detection according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a sample crushing and screening apparatus for soil testing according to the present utility model;

FIG. 3 is a perspective view of a screen of a sample crushing and screening apparatus for soil testing according to the present utility model;

In the figure: 1-screening box, 2-feeder hopper, 3-mounting piece, 4-slope scraper blade, 5-crushing roller, 6-first motor, 7-second motor, 8-eccentric wheel, 9-annular frame, 10-screening net, 11-stop collar, 12-reset spring, 13-spring mounting panel, 14-division board, 15-water conservancy diversion frame, 16-collection box, 17-shift out groove, 18-baffle.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a sample crushing sieving mechanism for soil detection, including screening case 1, crushing roller 5, ring frame 9 and collecting box 16, screening case 1 upper end runs through and is provided with feeder hopper 2, screening case 1 upper end is controlled the side and is all run through and install mounting plate 3, two mounting plate 3 lower extreme equal symmetry are fixed with slope scraper blade 4, crushing roller 5 is provided with two, two crushing roller 5 equal horizontal installation are inside screening case 1, two first motors 6 are installed to screening case 1 front end, screening case 1 upper end right side vertically installs second motor 7, and second motor 7 lower extreme runs through and install the motor shaft, and the motor shaft annular side is fixed with eccentric wheel 8, screening case 1 inside level is fixed with division board 14, and division board 14 lower extreme runs through and is provided with water conservancy diversion frame 15, a plurality of spring mounting plates 13 equiangular fixing 13 are all vertically installed to division board 14 upper end, a plurality of reset spring 12 upper ends all are fixed with stop collar 11, a plurality of stop collar 11 upper end levels are fixed with ring frame 9, and ring frame 9 inside place screening case 1, and the motor shaft is arranged at the inside of ring frame 9, and motor shaft annular side is fixed with eccentric wheel 8, and the motor shaft annular side is fixed with eccentric wheel 8 under the left side below the screening case 1 front end is opened at the left side, and is equipped with 17 under the water conservancy diversion frame is opened to the screening case 1.

As a first embodiment of the present utility model: the two crushing rollers 5 are all located the feeder hopper 2 below, and two slope scraping plates 4 paste with two crushing roller 5 annular side slip respectively, through two slope scraping plates 4 of interpolation, can scrape the soil that two crushing roller 5 annular sides were glued down when two crushing roller 5 were rotatory, and two crushing roller 5 front ends are connected with two first motor 6 transmission respectively, can drive two crushing roller 5 and rotate in opposite directions through two first motor 6 of interpolation.

The screening case 1 left end upside runs through and has offered the observation groove, and the observation inslot card is equipped with baffle 18, can shelter from the observation groove through the baffle 18 of interpolation, and the observation groove of setting, the staff of being convenient for takes off the stone that screening net 10 selected, annular frame 9 right-hand member offsets with eccentric wheel 8, can be driven by second motor 7 through the eccentric wheel 8 of interpolation and rotate, and then will collide annular frame 9 for annular frame 9 makes to rock at a plurality of reset springs 12.

As a second embodiment of the present utility model: when the soil sample is required to be detected, two first motors 6 are started, the two first motors 6 can drive the two crushing rollers 5 to rotate oppositely, then the soil sample is added into the screening box 1 through the feed hopper 2, the soil sample entering the screening box 1 is extruded and crushed by the crushing rollers 5 rotating oppositely and then falls into the screening net 10 (in the process, the annular side surfaces of the two rotating crushing rollers 5 are contacted with the two inclined scrapers 4, so that the two inclined scrapers 4 can scrape the soil adhered to the annular side surfaces of the two rotating crushing rollers 5), the second motor 7 is started, the second motor 7 drives the motor shaft to rotate, and then make eccentric wheel 8 can be driven and rotate, and rotatory eccentric wheel 8 then can collide annular frame 9, and then make annular frame 9 drive screening net 10 rock (when eccentric wheel 8 collided annular frame 9, annular frame 9 slightly left movement, and then make a plurality of reset springs 12 stretch to the left), and a plurality of reset springs 12 can drive annular frame 9 and come back to initial position when eccentric wheel 8 did not collide annular frame 9, reciprocal so, thereby make screening net 10 can continue to rock, its inside soil will rock the screening and fall to in the collection box 16 through screening net 10 mesh at last, and then the staff of being convenient for takes out the soil sample of smashing the screening and detects.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. The utility model provides a sample crushing sieving mechanism for soil detection, includes screening case (1), crushing roller (5), annular frame (9) and collection box (16), its characterized in that: the upper end of the screening box (1) is provided with a feed hopper (2) in a penetrating manner, the left side and the right side of the upper end of the screening box (1) are provided with mounting plates (3) in a penetrating manner, and the lower ends of the two mounting plates (3) are symmetrically fixed with inclined scraping plates (4);

The crushing roller (5) is arranged in two, the two crushing rollers (5) are horizontally arranged inside the screening box (1), two first motors (6) are arranged at the front end of the screening box (1), a second motor (7) is longitudinally arranged on the right side of the upper end of the screening box (1), a motor shaft is arranged at the lower end of the second motor (7) in a penetrating mode, an eccentric wheel (8) is fixed on the annular side face of the motor shaft, a partition plate (14) is horizontally fixed inside the screening box (1), and a flow guiding frame (15) is arranged at the lower end of the partition plate (14) in a penetrating mode;

A plurality of spring mounting plates (13) are fixed at equal angles on the upper ends of the partition plates (14), return springs (12) are longitudinally arranged on the upper ends of the spring mounting plates (13), limit sleeves (11) are fixed on the upper ends of the return springs (12), a plurality of stop collar (11) upper end level is fixed with annular frame (9), and inside screening net (10) of having placed of annular frame (9), collection box (16) are placed inside screening case (1), and are in under guide frame (15), screening case (1) front end left side downside has run through and has seted up and has shifted out groove (17).

2. The sample crushing and screening device for soil detection according to claim 1, wherein: the two crushing rollers (5) are all positioned below the feed hopper (2), and the two inclined scraping plates (4) are respectively attached to the annular side surfaces of the two crushing rollers (5) in a sliding mode.

3. The sample crushing and screening device for soil detection according to claim 1, wherein: the front ends of the two crushing rollers (5) are respectively connected with two first motors (6) in a transmission way.

4. The sample crushing and screening device for soil detection according to claim 1, wherein: the upper side of the left end of the screening box (1) is provided with an observation groove in a penetrating mode, and a baffle (18) is arranged in the observation groove in a clamping mode.

5. The sample crushing and screening device for soil detection according to claim 1, wherein: the right end of the annular frame (9) is propped against the eccentric wheel (8).