CN216910494U

CN216910494U - Screening and grinding device for detecting polluted soil

Info

Publication number: CN216910494U
Application number: CN202122335040.XU
Authority: CN
Inventors: 冯华; 洪博; 杨超锦
Original assignee: Qingdao Kanghuan Testing Technology Co ltd
Current assignee: Yiming Testing Technology Service Qingdao Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-07-08
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a screening and grinding device for detecting polluted soil, which comprises an upper cylinder, a lower cylinder and an outer cover body; the upper barrel opening of the upper barrel is a feed inlet, and the crushing mechanism, the first sieve plate and the grinding mechanism are sequentially arranged in the upper barrel from top to bottom; a second sieve plate and a collecting box are sequentially arranged in the lower cylinder from top to bottom; the sieve pore radius of the first sieve plate is larger than that of the second sieve plate; the lower opening of the upper barrel body is correspondingly buckled with the upper opening of the lower barrel body; a fixing plate is arranged on the outer wall of the lower end of the lower barrel; the upper end of the outer cover body is provided with a pressing plate, the pressing plate is correspondingly pressed on the upper end face of the upper barrel body, and the lower end of the outer cover body is fixed with the fixing plate through a clamping piece. The utility model is convenient for cleaning the interior of the grinding device.

Description

Screening and grinding device for detecting polluted soil

Technical Field

The utility model relates to the technical field of soil detection, in particular to a screening and grinding device for detecting polluted soil.

Background

With the development of society, the range of industrial production and human activities is increased, and soil in some areas is polluted. In order to protect soil and treat soil pollution, a pollution source and soil in a polluted area need to be sampled and detected, and a sample of the polluted soil needs to be ground and sieved before detection. Traditional screening grinder sieves the back to soil, and large granule impurity can be stayed inside the device, is difficult to the clearance, remains to improve.

Disclosure of Invention

The purpose of the utility model is as follows: in order to overcome the defects in the prior art, the utility model provides the screening and grinding device for detecting the polluted soil, which is convenient for cleaning the inside of the grinding device.

The technical scheme is as follows: in order to achieve the purpose, the screening and grinding device for detecting the polluted soil comprises an upper cylinder, a lower cylinder and an outer cover body; the upper barrel opening of the upper barrel is a feed inlet, and the crushing mechanism, the first sieve plate and the grinding mechanism are sequentially arranged in the upper barrel from top to bottom; a second sieve plate and a collecting box are sequentially arranged in the lower cylinder from top to bottom; the sieve pore radius of the first sieve plate is larger than that of the second sieve plate; the lower opening of the upper barrel body is correspondingly buckled with the upper opening of the lower barrel body; a fixing plate is arranged on the outer wall of the lower end of the lower barrel; the upper end of the outer cover body is provided with a pressing plate, the pressing plate is correspondingly pressed on the upper end face of the upper barrel body, and the lower end of the outer cover body is fixed with the fixing plate through a clamping piece.

Further, the crushing mechanism comprises a crushing blade arranged on a rotating shaft, and the grinding mechanism comprises a grinding disc arranged on the rotating shaft; the upper barrel is characterized in that a supporting plate is arranged at an upper opening of the upper barrel, and a motor for driving the rotating shaft to rotate is arranged on the supporting plate.

Furthermore, the grinding disc is in a conical shape with the tip end facing downwards, and a conical grinding surface matched with the grinding disc for grinding is arranged in the upper cylinder body; the upper end of the grinding disc is also provided with a conical block for dispersing soil, and the tip of the conical block faces upwards.

Furthermore, the pressing plate is circular, and a containing groove for containing the supporting plate and the motor is reserved in the center of the pressing plate; the lower symmetry of clamp plate is provided with two montants, connects fixedly through a plurality of ring carrier between two montants, and the bottom of two montants is provided with a sole respectively, a sole with the fixed plate passes through buckle spare relatively fixed.

Furthermore, the buckling piece comprises a connecting rod which is vertically arranged, a knob is arranged at the upper end of the connecting rod, and a transverse clamping rod is arranged at the lower end of the connecting rod; the connecting rod is in running fit with the rotating hole arranged on the supporting leg plate, the fixing plate is provided with a clamping hole matched with the clamping rod, and the clamping hole is formed by communicating the upper strip hole with the lower round hole.

Furthermore, a drawing opening is formed in one side below the lower barrel, and the collecting box is correspondingly arranged in the drawing opening; the collecting box is square, and the section of the inner cylinder wall of the lower cylinder body gradually changes from round to square from top to bottom.

Furthermore, the lower opening of the upper barrel is provided with an annular clamping groove, and the upper opening of the lower barrel is provided with an annular clamping block matched with the annular clamping groove.

Has the advantages that: the screening and grinding device for detecting the polluted soil has the beneficial effects that:

1) the screening and grinding device comprises an upper barrel, a lower barrel and an outer cover body, wherein the upper barrel and the lower barrel are oppositely buckled, and the outer cover body fixes the upper barrel and the lower barrel; the crushing mechanism, the first sieve plate and the grinding mechanism are arranged in the upper barrel, and an upper barrel opening of the upper barrel is an opening and can be used for directly cleaning the first sieve plate; the lower cylinder is internally provided with a second sieve plate and a collecting box, and the upper cylinder and the lower cylinder can be separated from each other, so that the second sieve plate can be conveniently cleaned;

2) the outer cover body is provided with the pressing plate, the pressing plate can cover the upper barrel opening of the upper barrel body, and fine soil particles are prevented from scattering around when the crushing mechanism crushes soil blocks.

Drawings

FIG. 1 is an exploded view of the components of the present invention;

FIG. 2 is a schematic diagram of the overall structure of the present invention;

FIG. 3 is a schematic plan view of the upper cylinder;

FIG. 4 is a schematic structural view of the crushing mechanism and the grinding mechanism;

FIG. 5 is a schematic structural view of the foot supporting plate, the fixing plate and the fastener;

fig. 6 is a schematic view of the internal structure of the lower cylinder.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The screening and grinding device for detecting the polluted soil as shown in the attached figures 1 to 6 comprises an upper cylinder body 1, a lower cylinder body 2 and an outer cover body 3. The upper cylinder body 1 and the lower cylinder body 2 are both hollow cylindrical.

Go up the last nozzle of barrel 1 and be feed inlet 4, the inside of going up barrel 1 has set gradually crushing mechanism, first sieve 5 and grinding mechanism from top to bottom. The inside of barrel 2 has set gradually second sieve 6 and collection box 7 from top to bottom down. The sieve pore radius of the first sieve plate 5 is larger than that of the second sieve plate 6. Go up the barrel 1 down the nozzle with the last nozzle of barrel 2 corresponds the lock joint down, and soil falls into down in the barrel 2 after the grinding of grinding mechanism in last barrel 1.

And a fixing plate 8 is arranged on the outer wall of the lower end of the lower barrel 2. The upper end of the outer cover body 3 is provided with a pressing plate 9, the pressing plate 9 is correspondingly pressed on the upper end face of the upper barrel body 1, the lower end of the outer cover body 3 is relatively fixed with the fixing plate 8 through a clamping piece 10, and the upper barrel body and the lower barrel body are relatively fixed through the outer cover body 3.

During operation, the crushing mechanism crushes large soil blocks, the first sieve plate 5 sieves the crushed soil blocks to remove large impurity particles, the grinding mechanism grinds the soil subjected to primary screening, the second sieve plate 6 sieves the ground soil again, and the soil subjected to secondary screening falls into the collecting box 7.

As shown in fig. 3 and 4, the crushing mechanism comprises crushing blades 12 arranged on a rotating shaft 11 and the grinding mechanism comprises a grating disc 13 arranged on the rotating shaft 11. The crushing blades 12 and the grinding discs 13 are respectively positioned on the upper and lower sides of the first screen deck 5. The rotation axis 11 is vertical, and the center of the first sieve plate 5 is provided with a through hole for accommodating the rotation axis 11 to vertically pass through. The upper barrel body 1 is characterized in that a supporting plate 14 is arranged at an upper opening of the upper barrel body 1, the supporting plate 14 is horizontally arranged, and a motor 15 for driving the rotating shaft 11 to rotate is arranged on the supporting plate 14.

In the utility model, as the crushing mechanism is the crushing blade 12 and the upper opening of the upper barrel 1 is an opening, the first sieve plate 5 can be directly cleaned; after the outer cover body 3 is detached, the upper cylinder body and the lower cylinder body can be separated from each other, so that the second sieve plate 6 can be conveniently cleaned.

The grinding disc 13 is conical with a downward tip, a conical grinding surface 16 matched with the grinding disc 13 for grinding is arranged in the upper cylinder 1, and the conical surface of the grinding disc 13 is separated from the conical grinding surface 16 in a gap manner so as to grind soil. The upper end of the grinding disc 13 is also provided with a conical block 17 for dispersing soil, the tip end of the conical block 17 is upward, and soil falling from the first sieve plate 5 is dispersed around under the action of the conical block 17 and enters a gap between the grinding disc 13 and the conical grinding surface 16.

The whole structure of the outer cover body 3 is as shown in fig. 1, the pressing plate 9 is circular, and a receiving groove 18 for receiving the supporting plate 14 and the motor 15 is left at the center of the pressing plate 9. As shown in fig. 2, the pressing plate 9 can correspondingly close the upper opening of the upper barrel 1, so as to prevent fine soil particles from scattering around when the crushing mechanism crushes soil blocks. Two vertical rods 19 are symmetrically arranged below the pressing plate 9, the two vertical rods 19 are fixedly connected through a plurality of annular supports 20, and the arrangement of the annular supports 20 enables the structure of the whole outer cover body 3 to be more stable. The bottom ends of the two vertical rods 19 are respectively provided with a supporting foot plate 21, and the supporting foot plates 21 and the fixed plate 8 are relatively fixed through the buckling piece 10.

As shown in fig. 5, the fastener 10 includes a vertically disposed connecting rod 22, a knob 23 is disposed at an upper end of the connecting rod 22, and a transverse clamping rod 24 is disposed at a lower end of the connecting rod 22. The connecting rod 22 is rotatably matched with a rotating hole 25 arranged on the foot supporting plate 21, a clamping hole 26 matched with the clamping rod 24 is arranged on the fixing plate 8, and the clamping hole 26 is formed by communicating an upper long hole 27 with a lower circular hole 28. When the fastener 10 works, the clamping rod 24 passes through the strip hole 27 and enters the circular hole 28, and then the knob 23 drives the clamping rod 24 to rotate, so that the foot supporting plate 21 and the fixing plate 8 can be relatively fixed.

One side of the lower part of the lower cylinder body 2 is provided with a drawing opening 29, the collecting box 7 is correspondingly arranged in the drawing opening 29, and the collecting box 7 can be conveniently taken out through the drawing opening 29. As shown in fig. 6, the collecting box 7 has a square shape to facilitate the extraction from the drawing port 29. The section of the inner cylinder wall of the lower cylinder body 2 is changed from top to bottom into a square shape gradually from a circular shape, and the soil falling from the second sieve plate 6 can fall into the collection box 7.

Go up the lower nozzle of barrel 1 and be provided with annular joint groove 30, the last nozzle of barrel 2 down be provided with annular joint groove 30 matched with annular joint piece 31, laminating effect when making barrel 1 and the relative lock joint of lower barrel 2 is better.

When the device works, the upper cylinder body 1 is placed on the lower cylinder body 2, a soil sample needing to be ground is added from the feeding hole 4, then the pressing plate 4 of the outer cover body 3 is made to correspondingly seal the feeding hole 4, and the lower end of the outer cover body 3 is relatively fixed with the fixing plate 8 on the outer wall of the lower cylinder body 2 through the fastener 10; the starter motor 15 drives the crushing blade 12 and the grinding disc 13 to work, after the soil grinding and screening are completed, the collecting box 7 is drawn out to obtain a soil sample, and the outer cover body 3 is detached to conveniently clean the first sieve plate 5 and the second sieve plate 6.

The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.

Claims

1. Detect screening grinder that contaminated soil used, its characterized in that: comprises an upper cylinder body (1), a lower cylinder body (2) and an outer cover body (3); the upper barrel opening of the upper barrel (1) is a feed inlet (4), and a crushing mechanism, a first sieve plate (5) and a grinding mechanism are sequentially arranged in the upper barrel (1) from top to bottom; a second sieve plate (6) and a collecting box (7) are sequentially arranged in the lower cylinder body (2) from top to bottom; the sieve pore radius of the first sieve plate (5) is larger than that of the second sieve plate (6); the lower opening of the upper barrel body (1) is correspondingly buckled with the upper opening of the lower barrel body (2); a fixing plate (8) is arranged on the outer wall of the lower end of the lower barrel (2); the upper end of the outer cover body (3) is provided with a pressing plate (9), the pressing plate (9) is correspondingly pressed on the upper end face of the upper barrel body (1), and the lower end of the outer cover body (3) is fixed with the fixing plate (8) relatively through a clamping piece (10).

2. A screening and grinding device for detecting contaminated soil as claimed in claim 1, wherein: the crushing mechanism comprises a crushing blade (12) arranged on a rotating shaft (11), and the grinding mechanism comprises a grinding disc (13) arranged on the rotating shaft (11); a supporting plate (14) is arranged at an upper opening of the upper barrel body (1), and a motor (15) for driving the rotating shaft (11) to rotate is arranged on the supporting plate (14).

3. A screening grinder assembly for detecting contaminated soil as claimed in claim 2, wherein: the grinding disc (13) is in a conical shape with the tip end facing downwards, and a conical grinding surface (16) which is matched with the grinding disc (13) for grinding is arranged in the upper cylinder body (1); the upper end of the grinding disc (13) is also provided with a conical block (17) for dispersing soil, and the tip of the conical block (17) faces upwards.

4. A screening grinder assembly for detecting contaminated soil as claimed in claim 2, wherein: the pressing plate (9) is circular, and a containing groove (18) for containing the supporting plate (14) and the motor (15) is reserved in the center of the pressing plate (9); the lower symmetry of clamp plate (9) is provided with two montants (19), connects fixedly through a plurality of ring carrier (20) between two montants (19), and the bottom of two montants (19) is provided with a sole board (21) respectively, a sole board (21) with fixed plate (8) are through buckle spare (10) relatively fixed.

5. A screening grinder assembly for detecting contaminated soil as claimed in claim 4, wherein: the buckle piece (10) comprises a connecting rod (22) which is vertically arranged, the upper end of the connecting rod (22) is provided with a knob (23), and the lower end of the connecting rod (22) is provided with a transverse clamping rod (24); connecting rod (22) and rotation hole (25) normal running fit who sets up on a foot board (21), be provided with on fixed plate (8) with kelly (24) matched with card hole (26), card hole (26) are formed by rectangular hole (27) of top and circular port (28) intercommunication of below.

6. A screening grinder assembly for detecting contaminated soil as claimed in claim 1, wherein: a drawing opening (29) is formed in one side below the lower barrel (2), and the collecting box (7) is correspondingly arranged in the drawing opening (29); the collecting box (7) is square, and the section of the inner cylinder wall of the lower cylinder body (2) is changed from circular to square from top to bottom.

7. A screening grinder assembly for detecting contaminated soil as claimed in claim 1, wherein: go up the lower mouth of barrel (1) and be provided with annular joint groove (30), the last mouth of barrel (2) is provided with down with annular joint groove (30) matched with annular joint piece (31).