CN215004568U

CN215004568U - Soil detects uses preliminary treatment equipment

Info

Publication number: CN215004568U
Application number: CN202120628069.4U
Authority: CN
Inventors: 贾彦来; 刘琪
Original assignee: Shandong Institute for Product Quality Inspection
Current assignee: Shandong Institute for Product Quality Inspection
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-03
Anticipated expiration: 2031-03-29

Abstract

The to-be-solved problem of the utility model is to provide a soil detection is with pre-treatment facilities, can have before getting into the drying to hold back in advance most the getting rid of some bulky impurity, reduce the influence to drying device damage and life. The device comprises a feeding crushing device, a drying and stirring device and a screening device; the feeding crushing device comprises a feeding bin and an arc-shaped sieve plate, a feeding port is arranged at the top of the feeding bin, a crushing wheel capable of driving vertical rotation is arranged in the feeding bin, a plurality of crushing teeth are arranged on the outer circumferential wall of the crushing wheel, the arc-shaped sieve plate is installed in the feeding bin and located below the crushing wheel, and a plurality of sieve meshes are arranged on the surface of the arc-shaped sieve plate.

Description

Soil detects uses preliminary treatment equipment

Technical Field

The utility model relates to a soil detection area, concretely relates to preprocessing equipment for soil detection.

Background

The superficial rock of the earth undergoes weathering and is progressively destroyed into loose mineral particles of varying sizes (called the matrix). The soil is formed and evolved under the comprehensive action of various soil forming factors such as parent material, climate, biology, terrain, time and the like. The soil is complex in composition and generally consists of mineral substances, organic matters generated by decomposition of animal and plant residues, water, air and other solid, liquid and gas phases. Soil environment monitoring means that the environment quality (or pollution degree) and the change trend thereof are determined by measuring representative values of factors affecting the soil environment quality. Soil monitoring generally refers to soil environment monitoring, and generally comprises technical contents of distribution sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like.

Soil composition detects and needs to dry soil in advance, smashes multinomial steps such as go on, then carries out soil detection, though there is the equipment of drying suddenly and smashing among the prior art, always mix in soil hard impurity such as stone, this is inevitable, especially the great hard impurity of volume gets into in the drying equipment not only influence sudden efficiency, causes the damage to internal equipment moreover easily to influence equipment life.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a soil detection is with pre-treatment facilities, can have before getting into the drying to hold back in advance most the getting rid of some bulky impurity, reduce the influence to drying device damage and life.

The utility model discloses a realize through following technical scheme:

a pre-treatment device for soil detection comprises a feeding crushing device, a drying and stirring device and a screening device;

the feeding and crushing device comprises a feeding bin and an arc-shaped sieve plate, a feeding hole is formed in the top of the feeding bin, a crushing wheel capable of driving the feeding bin to rotate vertically is arranged in the feeding bin, a plurality of crushing teeth are arranged on the outer circumferential wall of the crushing wheel, the arc-shaped sieve plate is arranged in the feeding bin and is positioned below the crushing wheel, and a plurality of sieve holes are formed in the surface of the arc-shaped sieve plate;

the drying and stirring device comprises drying cylinders which are transversely distributed, stirring shafts which can drive the drying cylinders to rotate are arranged at the front end and the rear end in the drying cylinders, helical blades are arranged on the stirring shafts, an interlayer is arranged on the inner wall of each drying cylinder, and heating wires are arranged in the interlayer;

the bottom of the feeding bin is communicated with the top of the front end of the drying cylinder, a discharging pipe is arranged at the rear end of the drying cylinder, and the discharging pipe is communicated with the screening device.

Furthermore, an openable cleaning bin door is arranged on the rear wall of the feeding bin, the front end of the arc-shaped sieve plate is hinged to the inner side of the front wall of the feeding bin, auxiliary insertion pipes which are transversely distributed are arranged at the rear end of the arc-shaped sieve plate, a main insertion pipe is arranged on the rear wall of the feeding bin, a notch allowing the auxiliary insertion pipes to be embedded is formed in the middle of the main insertion pipe, and when the auxiliary insertion pipes are embedded into the notch of the main insertion pipe, a positioning bolt can penetrate through the whole and is fixed.

Furthermore, the screening device comprises a rectangular screen basket and a supporting frame, wherein smooth guide rods which are transversely distributed on the left and right sides are respectively arranged at the front part and the rear part of the supporting frame, and the screen basket is arranged on the front smooth guide rod and the rear smooth guide rod in a sliding fit manner; the left end and the right end of each smooth guide rod are respectively sleeved with a spring element, one end of each spring element abuts against the inner side of the supporting frame, and the other end of each spring element abuts against the outer side of the screen basket; the screen basket is characterized in that a driving device capable of driving the screen basket to vibrate left and right is arranged on the supporting frame, and a material receiving box located below the screen basket is installed on the lower portion of the supporting frame.

Furthermore, the driving device comprises a driving rod, a cam and a driving motor, one end of the driving rod is fixed on any left side wall and any right side wall of the screen basket, the other end of the driving rod penetrates through the side wall of the supporting frame and is provided with a guide wheel, the driving motor is arranged on the side part of the supporting frame, the cam is arranged on an input shaft of the driving motor, and the cam is in contact with the guide wheel.

Furthermore, the maximum distance between the excircle of the crushing wheel and the surface of the arc-shaped sieve plate is 4-7 mm.

Compared with the prior art, the utility model the beneficial effect who gains as follows:

1. the sampled soil enters a feeding bin, the soil is crushed under the rotation condition of a crushing wheel, the crushed soil falls into a drying cylinder through an arc-shaped sieve plate, the arc-shaped sieve plate intercepts hard impurities with larger volume, the damage to spiral blades caused by the crushed soil entering the drying cylinder is avoided, the service life is shortened, and meanwhile, the soil is crushed before the soil is dried, so that the drying efficiency of the soil can be improved;

2. the cleaning bin door is opened, so that the arc-shaped sieve plate is opened in a downward rotating manner, the intercepted impurities can be cleaned and discharged, and the inconvenience caused by cleaning the impurities from the feed inlet is avoided;

3. the screening device comprises a screen basket and a supporting frame, and the soil after being dried and stirred enters the screen basket and is vibrated left and right under the action of the driving device, so that the qualified soil is screened and falls into the material receiving box.

Drawings

FIG. 1 is a schematic view of the overall structure of the pretreatment apparatus for soil detection according to the present invention;

FIG. 2 is a schematic view of the internal structure of the pretreatment apparatus for soil detection according to the present invention;

FIG. 3 is a schematic view of the crushing wheel and the arc-shaped sieve plate of the present invention;

FIG. 4 is a schematic structural view of the screening device of the present invention;

in the figure: 1. the device comprises a feeding bin, 2, a crushing wheel, 21, crushing teeth, 3, a cleaning bin gate, 4, an arc-shaped sieve plate, 5, a drying cylinder, 6, an auxiliary insertion pipe, 7, a main insertion pipe, 8, a helical blade, 9, a heating wire, 10, a sieve basket, 11, a supporting frame, 12, a material receiving box, 13, a smooth guide rod, 14, a spring element, 15 and a cam.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "front", "back", "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the present embodiment discloses a pretreatment apparatus for soil detection, which mainly comprises three parts, namely a feeding crushing device, a drying and stirring device and a screening device.

Feeding reducing mechanism includes feeding storehouse 1, crushing wheel 2, clearance door 3 and arc sieve 4, and the top in feeding storehouse 1 is provided with the feed inlet, and crushing wheel 2 passes through rotation axis cooperation bearing assembly to be installed on the lateral wall about feeding storehouse 1, is provided with its rotatory driving motor of drive in feeding storehouse 1 outside, so design enables 2 vertical plane internal rotations of crushing wheel. The outer circumferential wall of the crushing wheel 2 is provided with a plurality of crushing teeth 21 for primarily crushing the soil blocks. The rear wall in feeding storehouse 1 is equipped with the clearance door 3 that can open, and arc sieve 4 is installed in feeding storehouse 1 and is in crushing wheel 2 below, and it has a plurality of sieve mesh to process on the face of arc sieve 4, and every sieve mesh size is 4 mm. The front end of arc sieve 4 articulates inboard at the antetheca in feeding storehouse 1, and the rear end of arc sieve 4 is equipped with transverse distribution's supplementary intubate 6, and the welding has main intubate 7 on the back wall in feeding storehouse 1, is equipped with the breach that allows supplementary intubate 6 embedding in the middle of main intubate 7, imbeds as supplementary intubate 6 usable location bolt runs through wholly and fixed behind the breach of main intubate. So design, when holding back stereoplasm impurity on needs regular clearance arc sieve 4, can make the rotation of arc sieve 4 open clear up, avoid the inconvenience that brings from feed inlet department clearance impurity. The maximum excircle of crushing wheel 2 is 4mm apart from the surperficial interval of arc sieve 4, so design, guarantees that impurity can remain on arc sieve 4.

The drying and stirring device comprises a drying cylinder 5 which is transversely distributed, a stirring shaft is arranged at the front end and the rear end in the drying cylinder 5 through a rotating shaft matched with a bearing assembly, and a driving motor for driving the drying cylinder 5 to rotate is arranged outside the drying cylinder. The stirring shaft is provided with a helical blade 8, and the helical blade 8 can stir and crush the soil material while propelling the soil material. An interlayer is arranged on the inner wall of the drying cylinder 5, and a heating wire 9 is laid and wound in the interlayer, so that the soil is dried and heated. The bottom of the feeding bin 1 is communicated with the top of the front end of the drying cylinder 5, a discharging pipe is arranged at the rear end of the drying cylinder 5, and the discharging pipe is communicated with the screening device.

The screening device comprises a rectangular screen basket 10, a material receiving box 12, a driving device and a supporting frame 11, wherein the front part and the rear part of the supporting frame 11 are respectively provided with a left smooth guide rod 13 and a right smooth guide rod 13 which are transversely distributed, and the screen basket 10 is arranged on the front smooth guide rod 13 and the rear smooth guide rod 13 in a sliding fit mode. The left end and the right end of each smooth guide rod 13 are respectively sleeved with a spring element 14, one end of each spring element 14 abuts against the inner side of the supporting frame 11, and the other end abuts against the outer side of the screen basket 10. The driving device comprises a driving rod, a cam and a driving motor, one end of the driving rod is fixed on the right side wall of the screen basket 10, the other end of the driving rod penetrates through the side wall of the supporting frame 11 and is provided with a guide wheel, the driving motor is arranged on the side part of the supporting frame 11, the cam is arranged on an input shaft of the driving motor, and the cam is in contact with the guide wheel.

The material receiving box 12 is placed below the screen basket 10 at the lower part of the supporting frame 11, and when the driving motor is operated, the cam 15 rotates to contact with the guide wheel, so that the screen basket 10 is pushed to transversely vibrate left and right, and screening of soil is accelerated. The qualified soil falls into the material receiving box 12, so that test analysis can be conveniently carried out after collection.

Soil detects as follows with the concrete working process of pre-treatment facility:

get into the feeding storehouse with a large amount of soil of gathering, the rotation of smashing the wheel is tentatively smashed soil, and the great stereoplasm impurity of volume is held back to the arc sieve, causes the damage reduction life to the spiral blade in avoiding getting into the drying cylinder.

The crushed soil enters the drying cylinder through the arc-shaped sieve plate, is fully heated and dried under the propelling and stirring action of the spiral blades, and finally enters the sieve basket, the sieve basket vibrates leftwards and rightwards, and the qualified soil falls into the material receiving box. When the equipment stops operating, open the clearance door, open the arc sieve, clear up the impurity of holding back.

Claims

1. The pretreatment equipment for soil detection is characterized by comprising a feeding crushing device, a drying and stirring device and a screening device;

2. The pretreatment equipment for soil detection according to claim 1, wherein the rear wall of the feeding bin is provided with an openable cleaning bin door, the front end of the arc-shaped sieve plate is hinged to the inner side of the front wall of the feeding bin, the rear end of the arc-shaped sieve plate is provided with auxiliary insertion tubes which are transversely distributed, the rear wall of the feeding bin is provided with a main insertion tube, a notch allowing the auxiliary insertion tubes to be inserted is formed in the middle of the main insertion tube, and after the auxiliary insertion tubes are inserted into the notches of the main insertion tube, the auxiliary insertion tubes can be fixed through the whole by positioning bolts.

3. The pretreatment equipment for soil detection according to claim 2, wherein the screening device comprises a rectangular screen basket and a supporting frame, smooth guide rods which are transversely distributed at the left and right are respectively arranged at the front and the rear of the supporting frame, and the screen basket is arranged on the front and the rear smooth guide rods in a sliding fit manner; the left end and the right end of each smooth guide rod are respectively sleeved with a spring element, one end of each spring element abuts against the inner side of the supporting frame, and the other end of each spring element abuts against the outer side of the screen basket; the screen basket is characterized in that a driving device capable of driving the screen basket to vibrate left and right is arranged on the supporting frame, and a material receiving box located below the screen basket is installed on the lower portion of the supporting frame.

4. The pretreatment device for soil detection according to claim 3, wherein the driving means comprises a driving rod, a cam and a driving motor, one end of the driving rod is fixed on any of the left and right side walls of the screen basket, the other end of the driving rod penetrates through the side wall of the supporting frame and is provided with a guide wheel, the driving motor is arranged on the side part of the supporting frame, the cam is arranged on an input shaft of the driving motor, and the cam is in contact with the guide wheel.

5. The pretreatment apparatus for soil test according to any one of claims 1 to 4, wherein a maximum outer circumference of the crushing wheel is spaced 4 to 7mm from a surface of the arc-shaped screen plate.