CN215784765U - Extractable type screening device for soil detection - Google Patents

Abstract

The utility model discloses a drawable screening device for soil detection, which comprises a base, a plurality of cylindrical helical springs, a cover plate and a cylinder, wherein the base is provided with the plurality of cylindrical helical springs; the utility model relates to the technical field of soil detection equipment, in particular to a drawable soil detection screening device which is simple in structure and convenient to assemble, a grading screening vibration mechanism can be independently disassembled to disassemble and replace a screen, different meshes can be arranged on an upper layer screen and a lower layer screen, soil particles can be effectively screened and distinguished through multi-stage screening, the workload of workers is reduced, the operation and the control are simple, and the efficiency-cost ratio is higher.

Description

Extractable type screening device for soil detection

Technical Field

The utility model relates to the technical field of soil detection equipment, in particular to a drawable screening device for soil detection.

Background

At present, the soil environment in China faces a severe trend, the soil pollution types are multiple, the ways are multiple, the causes are complex, the situations of coexistence of new and old pollutants and organic-inorganic composite pollution are presented, and the pollution treatment difficulty is large. China pays more and more attention to the problem of soil pollution, increases the prevention and monitoring strength of the soil pollution problem, and has more and more comprehensive soil detection projects, so that the soil detection workload is increased.

The pretreatment method of the common soil detection is to air-dry, remove impurities, sieve or grind the sampled soil and then sieve the soil. In the screening, screens with different apertures are used for screening the soil into particles with different particle size grades, and the mesh number of the commonly used screens is 10-100 meshes according to detection methods such as national standards, industrial standards and the like. At present, the pretreatment screening of soil in laboratories is mostly manual screening, the workload is large, the screening is easy to be insufficient, if soil samples with various particle sizes are needed at the same time, screening and collection are needed in a grading manner, and therefore the problems are deeply researched, and the scheme is generated.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a extractable soil detection screening device, which solves the problems of the prior art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a screening device for extractable soil detection comprises a base, a plurality of cylindrical spiral springs, a cover plate and a barrel, wherein the base is provided with the cylindrical spiral springs;

the grading screening vibration mechanism comprises: the device comprises a plurality of slots, a plurality of drawer type sieve trays, a sieve, a plurality of fixed locks, a discharging funnel and a vibrating motor;

the feeding device is characterized in that the barrel is provided with a plurality of slots, a plurality of drawer type sieve trays are inserted in the slots and are of a cavity disc structure, the bottom of each drawer type sieve tray is provided with a circular through groove, a screen is installed on each circular through groove, a plurality of fixing locks are arranged on one side of each drawer type sieve tray, the bottom of the barrel is welded with a feeding funnel, a plurality of locking grooves are arranged on one side of each slot and matched with the corresponding fixing locks, and the vibrating motor is installed on the feeding funnel.

Preferably, the top end of the cylinder body is provided with a feeding funnel, and the cover plate is buckled on the feeding funnel.

Preferably, the bottom end of the support is provided with a support plate with an annular structure, the support plate is connected with the bottom ends of the plurality of cylindrical helical springs, the support plate is provided with a through groove, and the discharging funnel penetrates through the through groove and is not in contact with the support plate.

Preferably, the feeding hopper and the discharging hopper are both conical structures welded by stainless steel plates.

Preferably, a material receiving disc is placed at the bottom of the cylinder body.

Preferably, a plurality of annular grooves with annular structures are arranged below the plurality of slots.

Advantageous effects

The utility model provides a drawable soil detection screening device. The method has the following beneficial effects: this extractable formula screening plant for soil detection, simple structure, the equipment is convenient, and hierarchical screening vibrations mechanism can split alone, carries out the dismouting of screen cloth and changes, and different meshes can be arranged to upper and lower layer screen cloth, can effectively sieve soil particle through multi-stage screening and distinguish, reduces staff's work load, and operates and control simply, has higher cost-effectiveness ratio.

Drawings

Fig. 1 is a schematic view of a bearing structure of the extractable soil testing screening device according to the present invention.

Fig. 2 is a schematic view of a partial bearing structure of the extractable soil testing screening device according to the present invention.

Fig. 3 is a schematic partial sectional view of a extractable soil testing screening device according to the present invention.

Fig. 4 is a schematic front view of a extractable soil testing screening device according to the present invention.

In the figure: 1. a cover plate; 2. a barrel; 3. a feed hopper; 4. a discharging hopper; 5. a drawer type sieve tray; 6. fixing a lock; 7. a cylindrical coil spring; 8. a support; 9. a vibration motor; 10. fine soil receiving disc; 11. and (4) screening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.

Example (b): according to the attached figures 1-4 of the specification, the screening device for the extractable soil detection comprises a support 8, a plurality of cylindrical helical springs 7, a cover plate 1 and a barrel 2, wherein the support is provided with the plurality of cylindrical helical springs 7, the bottom surface of the barrel 2 is connected with the top ends of the plurality of cylindrical helical springs 7, the cover plate 1 is placed at the top end of the barrel 2, the barrel 2 is provided with a grading screening vibration mechanism, in the specific implementation process, the support is used for providing bottom support and used for supporting the barrel 2, the plurality of cylindrical helical springs 7 are connected between the barrel 2 and the support, the top end of the barrel 2 is sealed through the cover plate 1, and the grading screening vibration mechanism is used for vibration screening;

as can be seen from the attached figures 1-4 of the specification, the grading and screening vibration mechanism comprises: the device comprises a plurality of slots, a plurality of drawer type sieve trays 5, a sieve 11, a plurality of fixed locks 6, a blanking funnel 4 and a vibrating motor 9, wherein the connection relation and the position relation are as follows;

the automatic feeding device is characterized in that a plurality of slots are formed in the barrel body 2, a plurality of drawer type sieve trays 5 are inserted in the slots, the drawer type sieve trays 5 are all of a cavity disc structure, a circular through groove is formed in the bottom of each drawer type sieve tray 5, a screen 11 is installed on each circular through groove, a plurality of fixing locks 6 are arranged on one side of each drawer type sieve tray 5, a feeding funnel 4 is welded at the bottom end of the barrel body 2, a plurality of locking grooves are formed in one side of each slot and matched with the fixing locks 6, and a vibrating motor 9 is installed on the feeding funnel 4;

in the specific implementation process, a plurality of drawer type sieve trays 5 are fixed through a plurality of slots in a barrel 2, the drawer type sieve trays 5 are inserted into the slots in the barrel 2, a plurality of fixing locks 6 on the drawer type sieve trays 5 are matched and connected with locking slots in the slots and fixed, an unloading funnel 4 is used for unloading materials, a vibration motor 9 serves as a vibration source to provide a power source for vibration of the barrel 2, the positions of the slots are sealed simultaneously through a plurality of drawer type sieve trays 5 to fix a sieve 11, and the sieve 11 on the bottom surface of the drawer type sieve tray 5 is used for sieving, so that the sieve 11 on the upper layer is large in aperture and the sieve 11 on the lower layer is small in aperture during use.

As preferred scheme, further, feed hopper 3 has been seted up at barrel 2 top, and apron 1 lock is in feed hopper 3, avoids the top to produce to reveal or take place the dust and spill over.

As a preferred scheme, furthermore, a support plate with an annular structure is arranged at the bottom end of the support 8, the support plate is connected with the bottom ends of the cylindrical helical springs 7, a through groove is formed in the support plate, and the discharging funnel 4 penetrates through the through groove and is not in contact with the support plate.

Preferably, the feeding funnel 3 and the discharging funnel 4 are both of stainless steel plate welded conical structures.

Preferably, a receiving tray is arranged at the bottom of the cylinder 2.

Preferably, a plurality of annular grooves with annular structures are arranged below the plurality of slots.

When the screen is used, the drawer type screen tray 5 is placed in the cylinder body 2 from top to bottom according to the mesh number of the required screen 11 from small to large, the mesh number of the upper layer screen 11 is the smallest, and the mesh number of the lower layer screen 11 is the largest. When soil of one particle size is sieved, one layer is provided with a sieve tray containing a sieve mesh 11, and the other two layers are provided with sieve trays without the sieve mesh 11 (the sieve tray is not provided with the sieve mesh 11 at the bottom). Locking fixed lock 6 is connected fixedly with screen tray and barrel 2, prevents that the vibration from resulting in the screen tray to shift and deviate from. The cover plate 1 is opened, the soil sample is poured in, the cover plate 1 is covered, the vibration motor 9 is started, the vibration motor 9 drives the device to vibrate, the soil sample is screened into different particle size grades from top to bottom, and the finest soil particles fall into the fine soil receiving disc 10. After 2-3min, no fine soil falls, and the vibration motor 9 is turned off. Then taking out the sample from each layer of sieve tray, and finishing the sieving;

to sum up, this extractable formula soil screening plant for detection, simple structure, the equipment is convenient, and hierarchical screening vibrations mechanism can be split alone, carries out the dismouting of screen cloth 11 and changes, and different meshes can be arranged to upper and lower layer screen cloth 11, can effectively sieve soil particles through multi-stage screening and distinguish, reduces staff's work load, and operation and control are simple, have higher cost-effectiveness ratio.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element. 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A screening device for extractable soil detection comprises a support (8), a plurality of cylindrical spiral springs (7), a cover plate (1) and a cylinder body (2), wherein the support (8) is provided with the plurality of cylindrical spiral springs (7), the bottom surface of the cylinder body (2) is connected with the top ends of the plurality of cylindrical spiral springs (7), the cover plate (1) is placed at the top end of the cylinder body (2), and the screening device is characterized in that a grading screening vibration mechanism is arranged on the cylinder body (2);

the grading screening vibration mechanism comprises: the device comprises a plurality of slots, a plurality of drawer type sieve trays (5), a sieve (11), a plurality of fixed locks (6), a discharging funnel (4) and a vibrating motor (9);

the automatic feeding device is characterized in that a plurality of slots are formed in the barrel body (2), a plurality of drawer type sieve trays (5) are inserted into the slots, the drawer type sieve trays (5) are of a cavity disc structure, the bottom of each drawer type sieve tray (5) is provided with a circular through groove, a screen (11) is installed on each circular through groove, a plurality of fixing locks (6) are arranged on one side of each drawer type sieve tray (5), a discharging funnel (4) is welded to the bottom end of the barrel body (2), a plurality of locking grooves are formed in one side of each slot and matched with the corresponding fixing locks (6), and the vibrating motor (9) is installed on the discharging funnel (4).

2. The extractable soil testing device as recited in claim 1, wherein a feeding funnel (3) is provided at the top end of said barrel (2), and said cover plate (1) is fastened to said feeding funnel (3).

3. The extractable soil testing and screening device as recited in claim 1, wherein a support plate of a ring structure is provided at the bottom end of said support frame (8), said support plate is connected to the bottom ends of said plurality of cylindrical helical springs (7), said support plate is provided with a through slot, and said discharge funnel (4) penetrates through said through slot and is not in contact with said support plate.

4. The extractable soil testing device as recited in claim 2, wherein said feeding funnel (3) and said discharging funnel (4) are both of a cone-shaped structure welded by stainless steel plates.

5. Extractable soil testing device according to claim 1, wherein a receiving tray is placed at the bottom of the barrel (2).

6. The extractable soil testing screen device as recited in claim 1, wherein a plurality of annular grooves of annular configuration are provided below said plurality of slots.

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