阅读说明：本技术 一种土壤修复用重力式土壤筛分装置 (Gravity type soil screening plant for soil remediation ) 是由 刘晓旭 吴立圣 于 2020-06-24 设计创作，主要内容包括：本发明属于土壤修复设备技术领域,公开了一种土壤修复用重力式土壤筛分装置。该土壤修复用重力式土壤筛分装置,包括机架,所述机架的顶部装设有筛分箱,所述筛分箱的内部开设有筛分腔,所述筛分腔的内部装设有筛网,所述筛网与筛分腔的内壁焊接,所述筛分腔的一侧开设有进料口,所述进料口位于筛网的上方。该土壤修复用重力式土壤筛分装置,从而带动固定板向下移动,防堵针进入筛网的筛网内,将筛网内的土壤顶动掉落至筛分腔的底部内壁上,如此可以快速的将筛网上的筛孔进行梳理,避免筛网处于堵塞的状态造成筛分效果不够理想,与现有技术相比,解决了筛分装置在进行筛分土壤时容易堵住筛孔的问题。(The invention belongs to the technical field of soil remediation equipment, and discloses a gravity type soil screening device for soil remediation. This gravity type soil screening plant for soil restoration, which comprises a frame, the screening case has been installed at the top of frame, the screening chamber has been seted up to the inside of screening case, the screen cloth has been installed to the inside in screening chamber, the screen cloth welds with the inner wall in screening chamber, the feed inlet has been seted up to one side in screening chamber, the feed inlet is located the top of screen cloth. This gravity type soil screening plant for soil restoration to drive the fixed plate and remove downwards, prevent that stifled needle gets into in the screen cloth of screen cloth, push up the soil in the screen cloth and drop to the bottom inner wall in screening chamber on, so can be quick comb the sieve mesh on the screen cloth, avoid the screen cloth to be in the state of jam and cause the screening effect ideal inadequately, compare with prior art, solved the problem that the sieve mesh was plugged up easily to screening plant when screening soil.)

1. The utility model provides a gravity type soil screening plant for soil remediation, includes frame (1), its characterized in that: the screening device is characterized in that a screening box (2) is arranged at the top of the rack (1), a screening cavity (3) is formed in the screening box (2), a screen (4) is arranged in the screening cavity (3), the screen (4) is welded with the inner wall of the screening cavity (3), a feed inlet (5) is formed in one side of the screening cavity (3), the feed inlet (5) is located above the screen (4), a first discharge outlet (6) is formed in one side, away from the feed inlet (5), of the screening cavity (3), a second discharge outlet (7) is formed in the bottom of the first discharge outlet (6), the first discharge outlet (6) is located above the screen (4), a guide plate (8) is arranged at the position of the first discharge outlet (6), the inner wall at the bottom of the screening cavity (3) is inclined towards the direction of the second discharge outlet (7), and springs (9) are arranged at the four corners of the bottom of the screening box (2) and the position of the rack (1), the bottom of the screening box (2) is fixedly provided with a vibration motor (10), and the top of the screen (4) is provided with an anti-blocking mechanism (11);

the anti-blocking mechanism (11) comprises a fixed plate (12), the fixed plate (12) is of a square structure, four corners of the fixed plate (12) are respectively provided with a connecting ring (13), the top of the screening box (2) and the four corners corresponding to the fixed plate (12) are respectively provided with a screw hole (14), a screw rod (15) is arranged in the screw hole (14), the screw rod (15) is rotationally connected with the inside of the screw hole (14), the top of the screw rod (15) extends to the outside of the screw hole (14), the top of the screw rod (15) is provided with a connecting rod (16), the connecting rod (16) is sleeved with the connecting ring (13), and the outer surface of the connecting rod (16) is rotationally connected with the inner surface of the connecting ring (13) through a bearing, the bottom of the fixed plate (12) and the positions of all sieve holes corresponding to the sieve mesh (4) are provided with anti-blocking needles (18).

2. A gravity soil screening device for soil remediation according to claim 1 wherein: the four corners at the bottom of the screening box (2) are fixedly connected with the corresponding positions of the rack (1) through springs (9).

3. A gravity soil screening device for soil remediation according to claim 1 wherein: the connecting rod (16) and the screw rod (15) are arranged in a pouring forming mode, and the top of the connecting rod (16) is provided with a turntable (17).

4. A gravity soil screening device for soil remediation according to claim 1 wherein: the diameter of the anti-blocking needle (18) is smaller than the inner diameter of the sieve pore of the sieve mesh (4).

5. A gravity soil screening device for soil remediation according to claim 3 wherein: the rotary table (17) is welded with the connecting rod (16), and the circumferential surface of the rotary table (17) is arranged in an anti-skid manner.

6. A gravity soil screening device for soil remediation according to claim 1 wherein: the top of the screening box (2) is provided with four locking screw rods (19), and the four locking screw rods (19) and the four screw rods (15) are arranged in a one-to-one correspondence manner.

7. A gravity soil screening device for soil remediation according to claim 6 wherein: the top of the screening box (2) is fixedly connected with the screw (15) through a locking screw (19).

8. A gravity soil screening device for soil remediation according to claim 1 wherein: the bottom of the guide plate (8) is provided with a baffle plate (20).

Technical Field

The invention relates to the technical field of soil remediation equipment, in particular to a gravity type soil screening device for soil remediation.

Background

The soil is an important material foundation for production activities of human society and is an indispensable natural resource difficult to regenerate; the untreated polluted site is a chemical timing bomb, once large-area outbreak can cause immeasurable influence on national sustainable development, high attention must be paid to prevention of soil pollution and remediation of polluted soil, when the soil contains excessive harmful substances and exceeds the self-cleaning capacity of the soil, the composition, structure and function of the soil are changed, the microbial activity is inhibited, and the harmful substances or decomposition products thereof are gradually accumulated in the soil and are absorbed by human bodies through 'soil → plants → human bodies' or 'soil → water → human bodies' indirectly, so that the degree of harming human health is reached, and the soil pollution is caused.

At present, in the process of screening soil, the screen cloth is easily blocked by particles in the soil, the screen cloth is difficult to operate, the particles in the screen cloth need to be further removed, the normal operation of the screen cloth is ensured, and the efficiency of screening soil is reduced if the particles are removed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the gravity type soil screening device for soil restoration, which has the advantages of blockage prevention, high screening efficiency and the like, and solves the problem that a screening hole is easily blocked when the screening device is used for screening soil.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a gravity type soil screening device for soil restoration comprises a frame, wherein a screening box is arranged at the top of the frame, a screening cavity is arranged inside the screening box, a screen is arranged inside the screening cavity and is welded with the inner wall of the screening cavity, a feed inlet is arranged on one side of the screening cavity, the feed inlet is positioned above the screen, a first discharge outlet is arranged on one side of the screening cavity far away from the feed inlet, the bottom of the first discharge hole is provided with a second discharge hole, the first discharge hole is positioned above the screen mesh, and the position of the first discharge hole is provided with a guide plate, the inner wall of the bottom of the screening cavity is obliquely arranged towards the direction of the second discharge hole, springs are arranged at the four corners of the bottom of the screening box and the position of the rack, a vibration motor is fixedly arranged at the bottom of the screening box, and an anti-blocking mechanism is arranged at the top of the screen;

prevent blockking up mechanism is including the fixed plate, the fixed plate is square structure, the go-between has all been installed at four angles of fixed plate, the screw has all been seted up at the top of screening case, the four corners department that corresponds the fixed plate, the screw rod has been installed to the inside of screw, the screw rod rotates to be connected in the inside of screw, the top of screw rod extends to the outside of screw, the connecting rod has been installed at the top of screw rod, the connecting rod cup joints with the go-between, and the surface of connecting rod passes through the bearing rotation with the internal surface of go-between and is connected, the bottom of fixed plate, each sieve mesh position department that corresponds the screen.

Preferably, the four corners of the bottom of the screening box are fixedly connected with the corresponding positions of the rack through springs.

Preferably, the connecting rod and the screw rod are arranged in a pouring forming mode, and the top of the connecting rod is provided with the turntable.

Preferably, the diameter of the anti-blocking needle is smaller than the inner diameter of the sieve mesh of the sieve.

Preferably, the turntable is welded with the connecting rod, and the circumferential surface of the turntable is arranged in an anti-skid manner.

Preferably, the top of the screening box is provided with four locking screws, and the four locking screws and the four screws are arranged in a one-to-one correspondence manner.

Preferably, the top of the screening box is fixedly connected with the screw through a locking screw.

Preferably, the bottom of the guide plate is provided with a baffle plate.

(III) advantageous effects

By adopting the technical scheme, the invention has the beneficial effects that:

1. this drive screw rod at the screw internal rotation through artifical rotation carousel to drive the fixed plate and remove downwards, prevent that stifled needle gets into in the screen cloth of screen cloth, push up the soil in the screen cloth and drop to the bottom inner wall in screening chamber on, so can be quick comb the sieve mesh on the screen cloth, avoid the screen cloth to be in the state of jam and cause the screening effect ideal inadequately, compare with prior art, solved the problem that the sieve mesh was plugged up easily to screening plant when screening soil.

2. This fix a position the screw rod in the screw hole through locking screw, can effectually avoid driving the in-process that the screen cloth vibrates at vibrating motor, the rotation takes place for the screw rod in the inside of screw to influence the fixed effect of fixed plate, the practicality is strong, compares with prior art, has solved the problem that the screw rod produced the rotation easily in the vibration operation.

Drawings

FIG. 1 is a longitudinal section of the present invention;

FIG. 2 is a cross-sectional view of a fixation plate of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention.

In the figure: the device comprises a machine frame 1, a screening box 2, a screening cavity 3, a screen 4, a feed inlet 5, a first discharge port 6, a second discharge port 7, a guide plate 8, a spring 9, a vibrating motor 10, an anti-blocking mechanism 11, a fixing plate 12, a connecting ring 13, a screw hole 14, a screw rod 15, a connecting rod 16, a rotating disc 17, an anti-blocking needle 18, a locking screw rod 19 and a baffle 20.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution: a gravity type soil screening device for soil restoration comprises a rack 1, wherein a screening box 2 is arranged at the top of the rack 1, a screening cavity 3 is formed in the screening box 2, a screen 4 is arranged in the screening cavity 3, the screen 4 is welded with the inner wall of the screening cavity 3, a feed inlet 5 is formed in one side of the screening cavity 3, the feed inlet 5 is located above the screen 4, when feeding is carried out through the feed inlet 5, soil can enter the upper surface of the screen 4, a first discharge port 6 is formed in one side, away from the feed inlet 5, of the screening cavity 3, a second discharge port 7 is formed in the bottom of the first discharge port 6, the first discharge port 6 is located above the screen 4, a guide plate 8 is arranged at the position of the first discharge port 6, the inner wall of the bottom of the screening cavity 3 is obliquely arranged towards the direction of the second discharge port 7, springs 9 are arranged at the four corners of the bottom of the screening box 2 and the position of the rack 1, the bottom of the screening box 2 is fixedly provided with a vibration motor 10, the vibration motor 10 is started to work, so that the whole vibration box 2 is driven to vibrate, soil above the screen 4 vibrates, fine soil can enter the bottom of the screen 4 through the screen 4 and is discharged out of the device through a second discharge hole 7, larger particles can enter a guide plate 8 through a first discharge hole 6 along with vibration, then the soil is discharged out of the device under the guide of the guide plate 8, the soil can be well screened in a staggered discharging mode, and an anti-blocking mechanism 11 is arranged at the top of the screen 4;

the anti-blocking mechanism 11 comprises a fixing plate 12, the fixing plate 12 is of a square structure, connecting rings 13 are respectively arranged at four corners of the fixing plate 12, screw holes 14 are respectively formed in the top of the screening box 2 and the four corners corresponding to the fixing plate 12, screw rods 15 are arranged in the screw holes 14, the screw rods 15 are rotatably connected to the inside of the screw holes 14, the top of each screw rod 15 extends to the outside of the screw hole 14, a connecting rod 16 is arranged at the top of each screw rod 15, the connecting rod 16 is sleeved with the connecting ring 13, the outer surface of each connecting rod 16 is rotatably connected with the inner surface of the corresponding connecting ring 13 through a bearing, anti-blocking needles 18 are arranged at the bottom of the fixing plate 12 and the positions corresponding to each screen hole of the screen 4, when the screen 4 is blocked, the vibration motor 10 stops operating, and the connecting rods 16 are, along with the continuous decline of screw rod 15, can slowly drive fixed plate 12 downwards, prevent that stifled needle 18 gets into inside the sieve mesh of screen cloth 4 so, realize clearing up the purpose of jam, avoid screen cloth 4 to be in the state of jam and cause the not ideal problem of screening effect inadequately.

The bottom four corners department of screening case 2 passes through spring 9 fixed connection with the corresponding position of frame 1, so sets up the vibrational force that can produce screening case 2 and cushions.

Connecting rod 16 and screw rod 15 are for pouring the shaping setting, and the carousel 17 has been installed at the top of connecting rod 16, so set up and can make things convenient for the operative employee to operate screw rod 15.

The diameter of the anti-blocking needle 18 is smaller than the inner diameter of the sieve pore of the sieve mesh 4, so that the anti-blocking needle 18 can smoothly enter the sieve pore of the sieve mesh 4.

The rotary table 17 is welded with the connecting rod 16, the circumferential surface of the rotary table 17 is arranged in an anti-skidding mode, and the phenomenon that hands are taken off due to the fact that hands of an operator sweat can be avoided due to the arrangement.

Four locking screw rods 19 are installed at the top of the screening box 2, the four locking screw rods 19 are arranged in one-to-one correspondence with the four screw rods 15, so that the positions of the screw rods 15 in the screw holes 14 are positioned through the locking screw rods 19, and the situation that the screw rods 15 rotate in the screw holes 14 in the process that the vibration motor 10 drives the screen 4 to vibrate is effectively avoided, so that the fixing effect of the fixing plate 12 is influenced.

The top of the screening box 2 is fixedly connected with the screw 15 through a locking screw 19, and the locking screw 19 is used for fixing and facilitating contact with a fixing effect of the fixing plate 12.

The baffle 20 is arranged at the bottom of the guide plate 8, so that the two kinds of soil with different components can be prevented from being fused in a cross way.

The working principle is as follows: set up vibrating motor 10 and drive screening box 2 and vibrate, thereby set up screen cloth 4 and vibrate, more tiny soil passes through the sieve mesh on the screen cloth 4, arrange material through second discharge gate 7, and more big soil particles arrange material through first discharge gate 6, when the jam appears, twist and move locking screw 19 and remove the fixed effect to screw rod 15, manual operation carousel 17, drive screw rod 15 is at the 14 internal rotations of screw, drive fixed plate 12 downstream, thereby a plurality of sieve meshes to screen cloth 4 of preventing stifled needle 18 carry out the clearance work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.