CN214622639U

CN214622639U - Screening device for soil detection

Info

Publication number: CN214622639U
Application number: CN202121009716.XU
Authority: CN
Inventors: 孙岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-05
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a sieving mechanism for soil detection, including bottom plate and shell, the equal fixedly connected with supporting spring in top four corners of bottom plate, supporting spring's top with the bottom fixed connection of shell, the equal fixedly connected with vibrator in both sides of shell, the shell slope sets up the top of bottom plate, be provided with screening mechanism in the shell, the top of shell is provided with the apron, the top intercommunication of apron has the feeder hopper. The utility model discloses, utilize driving motor's drive, realize the synchronous reverse motion of last reel and lower reel, the continuous rocking of soil in the drive reel does benefit to soil and spreads out, improves the probability that soil passes through the sieve mesh to improve soil screening efficiency, when last reel and lower reel relative motion, go up the reel and can drive the brush hair and carry out continuous brushing to the top of lower reel, thereby avoid thin soil to adhere the surface at lower reel, improve the screening effect.

Description

Screening device for soil detection

Technical Field

The utility model relates to a soil detection equipment technical field. In particular to a screening device for soil detection.

Background

When soil is detected, soil blocks or soil needs to be screened to obtain soil samples with different particle sizes, when actual screening is carried out, a screen is generally used for screening, the soil blocks cannot pass through the screen, the soil blocks need to be crushed, and operation steps are added; when the existing screening sieve is used for screening, vibration is generally utilized, the screening sieve cannot move independently, so that the screening effect is poor, and fine soil can be adhered to the screening sieve after soil is crushed, so that meshes are blocked; after once screening, traditional sieving mechanism is not convenient for clear up the screen cloth.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that a screening device for soil detection is provided to smash, be difficult for blockking up the mesh, clear up convenient when screening.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a sieving mechanism for soil detection, includes bottom plate and shell, the equal fixedly connected with supporting spring in top four corners of bottom plate, supporting spring's top with the bottom fixed connection of shell, the equal fixedly connected with vibrator in both sides of shell, the shell slope sets up the top of bottom plate, be provided with screening mechanism in the shell, the top of shell is provided with the apron, the top intercommunication of apron has the feeder hopper, the feeder hopper with the feed end of screening mechanism corresponds. Through setting up the vibrator, can drive the shell and produce the vibration, can make soil vibrate in screening mechanism, improve the screening effect, and the shell slope sets up, does benefit to soil and removes to the discharge end.

The screening device for soil detection comprises an upper screen frame and a lower screen frame, wherein screen holes are formed in the bottom of the upper screen frame and the bottom of the lower screen frame, guide wheels are arranged on two sides of the upper screen frame and two sides of the lower screen frame, a lower shearing column is fixedly connected to the bottom of the inner wall of the upper screen frame, a first rack is fixedly connected to the side wall of the upper screen frame, a second rack is fixedly connected to the side wall of the lower screen frame, teeth of the first rack are opposite to those of the second rack, a gear is arranged between the first rack and the second rack, one side of the gear is meshed with the first rack, and the other side of the gear is meshed with the second rack; two guide grooves are formed in two sides of the inner wall of the shell in a direction parallel to the length of the inner wall, the guide wheel of the side wall of the upper screen frame is connected into one guide groove in a sliding mode, the guide wheel of the side wall of the lower screen frame is connected into the other guide groove in a sliding mode, the side wall of the shell is fixedly connected with a driving motor, and an output shaft of the driving motor penetrates through the side wall of the shell and is connected with the gear in a transmission mode. The lower shearing column and the lower shearing column are matched in a staggered mode, so that large soil can be sheared and broken, and soil blocks are crushed.

Above-mentioned sieving mechanism for soil detection, the second end of shell with be close to the second end of bottom plate, the first end of shell is kept away from the second end of bottom plate, the bottom of shell with the top contained angle of bottom plate is 5. The relative bottom plate of shell slope 5 sets up, can make soil glide along the angle when guaranteeing the screening effect.

According to the screening device for soil detection, the bottoms of the upper screen frame, the lower screen frame and the shell are parallel to each other, the second end of the upper screen frame and the second end of the lower screen frame are both open ends, and the bottom of the inner wall of the second end of the upper screen frame is vertically provided with the stop lever; the area of the top of the upper screen frame is smaller than that of the top of the lower screen frame; the upper end of the lower shear cylinder is bent toward the first end of the upper screen frame. The stop lever is arranged, so that larger impurities such as plant roots and stems can be stopped; the area of the upper screen frame is smaller than that of the lower screen frame, so that soil passing through the upper screen frame can be prevented from being spilled; the upper end of the lower shearing column is bent, so that the effect of fixing soil blocks can be improved.

According to the screening device for soil detection, the bottom of the upper screen frame is fixedly connected with the bristles, and the bottom ends of the bristles are in lap joint with the top of the lower screen frame; the first material receiving plate is arranged below the second end of the upper screen frame, the second material receiving plate is arranged below the second end of the lower screen frame, and the length of the first material receiving plate is larger than that of the second material receiving plate. Through setting up the brush hair, can carry out reciprocating brush to the top of lower reel, avoid fine soil to block up the screen hole.

According to the screening device for soil detection, the first end of the cover plate is provided with the hinged plate, the first end of the cover plate is hinged with the side wall of the first end of the shell through the hinged plate, the top of the second end of the cover plate is provided with the bolt, the top of the second end of the shell is provided with the threaded hole corresponding to the bolt, and the bolt is in threaded connection with the threaded hole; the bottom fixedly connected with of apron rolls the mechanism, roll the splenium of mechanism with screening mechanism's last reel top overlap joint. Through setting up articulated apron, can be convenient for dismantle the clearance.

In the screening device for soil detection, the middle part of the feed hopper is provided with the support rod in parallel with the width direction of the feed hopper, the bottom of the support rod is vertically and fixedly connected with two or more upper shearing columns, and the upper shearing columns extend towards the upper screen frame of the screening mechanism; the upper shearing columns and the lower shearing columns of the screening mechanism are arranged in a staggered mode.

The screening device for soil detection comprises a rolling mechanism, a plurality of supporting plates, a plurality of compression rollers and an elastic telescopic column, wherein the side walls of the two supporting plates are provided with waist-shaped holes, rotating shafts at two ends of each compression roller are respectively and rotatably connected in the waist-shaped holes of the side walls of the two supporting plates, the elastic telescopic column is arranged in the waist-shaped hole, one end of the elastic telescopic column is tightly pressed on the side wall of the rotating shaft at the end part of the compression roller, and the other end of the elastic telescopic column is fixedly connected with the inner wall of the first end of the waist-shaped hole; the first ends of the two supporting plates are fixedly connected with the bottom of the cover plate, the side wall of the pressing roller is in lap joint with the top of the upper screen frame, and the pressing roller is close to the second end of the upper screen frame. Through setting up rolling mechanism, can carry the crushing effect that improves soil.

The technical scheme of the utility model following profitable technological effect has been obtained:

1. the utility model discloses, utilize driving motor's drive, realize the synchronous reverse motion of last reel and lower reel, the continuous rocking of soil in the drive reel does benefit to soil and spreads out, improves the probability that soil passes through the sieve mesh to improve soil screening efficiency.

2. The utility model discloses, when last reel and lower reel reverse motion, go up the reel and can drive the brush hair and carry out continuous brush to the top of reel down and move to avoid thin soil to adhere on the surface of reel down, improve the screening effect.

3. The utility model discloses, when going up the motion of reel, the lower shearing post promotes the clod and is close to the upper shearing post, and the lower shearing post sets up with the upper shearing post is crisscross, for the fritter with the clod crushing to under the cooperation of rolling mechanism, roll the fritter soil, realize thoroughly smashing.

4. The utility model discloses, once sieve the completion after, when needing the clearance, only need to twist off the bolt of apron second end, will lap and open, then will go up the reel and take out with lower reel, disassemble convenient and fast.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the assembly of the middle cover plate, the upper shearing column and the rolling mechanism of the present invention.

The reference numbers in the figures denote: 1-a housing; 2-a bottom plate; 3-a support spring; 4-cover plate; 5-a feed hopper; 6-a first material receiving plate; 7-a second material receiving plate; 8-a hinged plate; 9-a screening mechanism; 10-a vibrator; 11-lower screen frame; 12-upper screen frame; 13-a guide wheel; 14-a guide groove; 15-mesh; 16-lower shear column; 17-a first rack; 18-gear wheel; 19-a drive motor; 20-a second rack; 21-a rolling mechanism; 22-an elastically telescopic column; 23-a support plate; 24-a press roll; 25-upper shearing column; 26-bristles.

Detailed Description

Referring to fig. 1, the screening device for soil detection comprises a bottom plate 2 and a shell 1, wherein supporting springs 3 are fixedly connected to four corners of the top of the bottom plate 2, the top ends of the supporting springs 3 are fixedly connected with the bottom of the shell 1, vibrators 10 are fixedly connected to two sides of the shell 1, the shell 1 is obliquely arranged above the bottom plate 2, the second end of the shell 1 is close to the second end of the bottom plate 2, the first end of the shell 1 is far away from the second end of the bottom plate 2, an included angle between the bottom of the shell 1 and the top of the bottom plate 2 is 5 degrees, a screening mechanism 9 is arranged in the shell 1, a cover plate 4 is arranged at the top of the shell 1, the top of the cover plate 4 is communicated with a feeding hopper 5, and the feeding end of the screening mechanism 9 corresponds to the feeding hopper 5.

As shown in fig. 2-3, the screening mechanism 9 includes an upper screen frame 12 and a lower screen frame 11, both the bottom of the upper screen frame 12 and the bottom of the lower screen frame 11 are provided with screen holes 15, both sides of the upper screen frame 12 and both sides of the lower screen frame 11 are provided with guide wheels 13, the bottom of the inner wall of the upper screen frame 12 is fixedly connected with a lower shearing column 16, the middle part of the feeding hopper 5 is provided with a support rod parallel to the width direction thereof, the bottom of the support rod is vertically and fixedly connected with two or more upper shearing columns 25, and the upper shearing columns 25 extend towards the upper screen frame 12 of the screening mechanism 9; the upper shearing column 25 and the lower shearing column 16 of the screening mechanism 9 are arranged in a staggered manner, when the upper screen frame 12 moves, the lower shearing column 16 pushes soil blocks to be close to the upper shearing column 25, the lower shearing column 16 and the upper shearing column 25 are arranged in a staggered manner, the soil blocks are crushed into small blocks, and the small blocks of soil are rolled under the cooperation of the rolling mechanism 21, so that complete crushing is realized; the second end of the upper screen frame 12 and the second end of the lower screen frame 11 are both open ends, and a stop lever is vertically arranged at the bottom of the inner wall of the second end of the upper screen frame 12; the area of the top of the upper screen frame 12 is smaller than that of the top of the lower screen frame 11; the upper end of the lower shearing column 16 is bent towards the first end of the upper screen frame 12, the bottom of the upper screen frame 12 is fixedly connected with bristles 26, the bottom ends of the bristles 26 are overlapped with the top of the lower screen frame 11, and when the upper screen frame 12 and the lower screen frame 11 move in opposite directions, the upper screen frame 12 can drive the bristles 26 to continuously brush the top of the lower screen frame 11, so that fine soil is prevented from being adhered to the surface of the lower screen frame 11, and the screening effect is improved; a first material receiving plate 6 is arranged below the second end of the upper screen frame 12, a second material receiving plate 7 is arranged below the second end of the lower screen frame 11, the length of the first material receiving plate 6 is larger than that of the second material receiving plate 7, and the bottoms of the upper screen frame 12, the lower screen frame 11 and the shell 1 are parallel to each other.

As shown in fig. 3, a first rack 17 is fixedly connected to a side wall of the upper frame 12, a second rack 20 is fixedly connected to a side wall of the lower frame 11, teeth of the first rack 17 are opposite to teeth of the second rack 20, a gear 18 is arranged between the first rack 17 and the second rack 20, one side of the gear 18 is engaged with the first rack 17, and the other side of the gear 18 is engaged with the second rack 20; two guide ways 14 have all been seted up respectively along the direction that is on a parallel with its length to the inner wall both sides of shell 1, go up guide pulley 13 sliding connection of reel 12 lateral wall one in the guide way 14, guide pulley 13 sliding connection of reel 11 lateral wall is another down in the guide way 14, the lateral wall fixedly connected with driving motor 19 of shell 1, driving motor 19's output shaft run through the shell 1 lateral wall and with gear 18 transmission is connected, utilizes driving motor 19's drive, realizes going up reel 12 and reel 11's synchronous reverse motion, drives the continuous rocking of soil in the reel, does benefit to the soil and spreads out open, improves the probability that soil passes through sieve mesh 15 to improve soil screening efficiency.

As shown in fig. 1, 2 and 4, a hinged plate 8 is arranged at a first end of the cover plate 4, the first end of the cover plate 4 is hinged to the side wall of the first end of the housing 1 through the hinged plate 8, a bolt is arranged at the top of a second end of the cover plate 4, a threaded hole corresponding to the bolt is arranged at the top of the second end of the housing 1, the bolt is in threaded connection with the threaded hole, after one-time screening is completed and cleaning is needed, the cover plate 4 is uncovered only by unscrewing the bolt at the second end of the cover plate 4, and then the upper screen frame 12 and the lower screen frame 11 are pulled out, so that disassembly is convenient and rapid; the bottom of the cover plate 4 is fixedly connected with a rolling mechanism 21, the rolling part of the rolling mechanism 21 is in lap joint with the top of the upper screen frame 12 of the screening mechanism 9, the rolling mechanism 21 comprises two support plates 23, a press roller 24 and an elastic telescopic column 22, the side walls of the two support plates 23 are provided with waist-shaped holes, rotating shafts at two ends of the press roller 24 are respectively and rotatably connected in the waist-shaped holes of the side walls of the two support plates 23, the elastic telescopic column 22 is arranged in the waist-shaped holes, one end of the elastic telescopic column 22 is tightly pressed on the side wall of the rotating shaft at the end part of the press roller 24, and the other end of the elastic telescopic column 22 is fixedly connected with the inner wall of the first end of the waist-shaped hole; the first ends of the two support plates 23 are fixedly connected with the bottom of the cover plate 4, the side wall of the press roller 24 is overlapped with the top of the upper screen frame 12, and the press roller 24 is close to the second end of the upper screen frame 12.

The working principle is as follows: when the screen frame is used, the vibrator 10 and the driving motor 19 are connected with an external controller and are connected with a power supply, the vibrator 10 and the driving motor 19 are started through the controller, the driving motor 19 continuously rotates in a forward and reverse direction, the vibrator 10 drives the shell 1 and the screening mechanism to vibrate, the driving motor 19 drives the gear 18 to rotate, the gear 18 drives the two racks to move in opposite directions, when the driving motor 19 rotates in the forward direction, the upper screen frame 12 moves leftwards, the lower screen frame 11 moves rightwards, and when the driving motor 19 rotates in the reverse direction, the upper screen frame 12 moves rightwards and the lower screen frame 11 moves leftwards;

the method comprises the steps that soil is put into a feeding hopper 5, the soil firstly contacts an upper screen frame 12, the finer soil directly passes through screen holes 15 of the upper screen frame 12 and falls to a lower screen frame 11, the lower screen frame 11 is utilized for secondary screening, the finer soil falls to the bottom of a shell 1 for screening three kinds of soil with different particle sizes, the soil slides downwards along inclined planes at the bottoms of the screen frame and the shell 1 under the vibration of a vibrator 10, containers are respectively placed at the second end parts of a first material receiving plate 6, a second material receiving plate 7 and the shell 1 for receiving the soil with different particle sizes; when the upper screen frame 12 and the lower screen frame 11 move, the upper screen frame 12 drives the brush bristles 26 to brush the top of the lower screen frame 11, and the lower screen frame 11 is continuously brushed;

when massive soil exists in the soil, when the upper screen frame 12 moves close to the upper shearing column 25, the lower shearing column 16 pushes the soil block to be close to the lower shearing column 16, the upper shearing column 25 and the lower shearing column 16 clamp the soil block and crush the soil block along with the continuous movement of the upper screen frame 12, small fragment soil moves to the rolling mechanism 21 along the inclined plane of the upper screen frame 12, the elastic telescopic column 22 presses the compression roller 24, and the compression roller 24 presses the small fragment soil to crush the small fragment soil; continuously sieving while crushing;

when the upper screen frame 12 needs to be disassembled and cleaned, the bolt at the second end of the cover plate 4 is unscrewed, the cover plate 4 is upwards uncovered, the cover plate 4 rotates along the hinge point position of the hinge plate 8, the upper screen frame 12 is pulled in the direction away from the discharge end after the cover plate 4 is uncovered, and the first rack 17 drives the gear 18 to rotate and drives the second rack 20 to move in the reverse direction, so that the upper screen frame 12 is pulled out, and then the lower screen frame 11 is pulled out.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.

Claims

1. The utility model provides a sieving mechanism for soil detection, includes bottom plate (2) and shell (1), the equal fixedly connected with supporting spring (3) in top four corners of bottom plate (2), the top of supporting spring (3) with the bottom fixed connection of shell (1), the equal fixedly connected with vibrator (10) in both sides of shell (1), its characterized in that, shell (1) slope sets up the top of bottom plate (2), be provided with screening mechanism (9) in shell (1), the top of shell (1) is provided with apron (4), the top intercommunication of apron (4) has feeder hopper (5), feeder hopper (5) with the feed end of screening mechanism (9) corresponds.

2. The screening device for soil detection according to claim 1, wherein the screening mechanism (9) comprises an upper screen frame (12) and a lower screen frame (11), screen holes (15) are formed in the bottom of the upper screen frame (12) and the bottom of the lower screen frame (11), guide wheels (13) are arranged on both sides of the upper screen frame (12) and both sides of the lower screen frame (11), a lower shearing column (16) is fixedly connected to the bottom of the inner wall of the upper screen frame (12), a first rack (17) is fixedly connected to the side wall of the upper screen frame (12), a second rack (20) is fixedly connected to the side wall of the lower screen frame (11), the first rack (17) is opposite to the teeth of the second rack (20), a gear (18) is arranged between the first rack (17) and the second rack (20), and one side of the gear (18) is meshed with the first rack (17), the other side of the gear (18) is meshed with the second rack (20); two guide grooves (14) have all been seted up respectively along the direction that is on a parallel with its length to the inner wall both sides of shell (1), guide pulley (13) sliding connection of going up reel (12) lateral wall is one in guide groove (14), guide pulley (13) sliding connection of reel (11) lateral wall is another down in guide groove (14), the lateral wall fixedly connected with driving motor (19) of shell (1), the output shaft of driving motor (19) run through shell (1) lateral wall and with gear (18) transmission is connected.

3. A screening apparatus for soil detection according to claim 1, wherein the second end of the housing (1) is close to the second end of the base plate (2), the first end of the housing (1) is far from the second end of the base plate (2), and the bottom of the housing (1) forms an angle of 5 ° with the top of the base plate (2).

4. The screening device for soil detection according to claim 2, wherein the upper screen frame (12), the lower screen frame (11) and the bottom of the housing (1) are parallel to each other, the second end of the upper screen frame (12) and the second end of the lower screen frame (11) are both open ends, and a stop rod is vertically arranged at the bottom of the inner wall of the second end of the upper screen frame (12); the area of the top of the upper screen frame (12) is smaller than that of the top of the lower screen frame (11); the upper end of the lower shear cylinder (16) is curved towards the first end of the upper screen frame (12).

5. The screening apparatus for soil detection according to claim 2, wherein the bottom of the upper screen frame (12) is fixedly connected with bristles (26), and the bottom ends of the bristles (26) are overlapped with the top of the lower screen frame (11); a first material receiving plate (6) is arranged below the second end of the upper screen frame (12), a second material receiving plate (7) is arranged below the second end of the lower screen frame (11), and the length of the first material receiving plate (6) is larger than that of the second material receiving plate (7).

6. The screening device for soil detection according to claim 1, wherein a hinge plate (8) is arranged at a first end of the cover plate (4), the first end of the cover plate (4) is hinged with the side wall of the first end of the housing (1) through the hinge plate (8), a bolt is arranged at the top of a second end of the cover plate (4), a threaded hole corresponding to the bolt is arranged at the top of the second end of the housing (1), and the bolt is in threaded connection with the threaded hole; the bottom fixedly connected with of apron (4) rolls mechanism (21), roll the splenium of rolling mechanism (21) with go up reel (12) top overlap joint of screening mechanism (9).

7. The screening device for soil detection according to claim 1, wherein a support bar is arranged in the middle of the feed hopper (5) in parallel with the width direction of the feed hopper, two or more upper shearing columns (25) are vertically and fixedly connected to the bottom of the support bar, and the upper shearing columns (25) extend towards the upper screen frame (12) of the screening mechanism (9); the upper shearing columns (25) and the lower shearing columns (16) of the screening mechanism (9) are arranged in a staggered mode.

8. The screening device for soil detection according to claim 6, wherein the rolling mechanism (21) comprises two support plates (23), a press roller (24) and an elastic telescopic column (22), the side walls of the two support plates (23) are provided with waist-shaped holes, the rotating shafts at two ends of the press roller (24) are respectively and rotatably connected in the waist-shaped holes at the side walls of the two support plates (23), the elastic telescopic column (22) is arranged in the waist-shaped holes, one end of the elastic telescopic column (22) is tightly pressed on the side wall of the rotating shaft at the end part of the press roller (24), and the other end of the elastic telescopic column (22) is fixedly connected with the inner wall of the first end of the waist-shaped hole; the first ends of the two supporting plates (23) are fixedly connected with the bottom of the cover plate (4), the side wall of the press roller (24) is in lap joint with the top of the upper screen frame (12), and the press roller (24) is close to the second end of the upper screen frame (12).