CN214763778U

CN214763778U - High-frequency vibrating screen for dewatering fine iron powder

Info

Publication number: CN214763778U
Application number: CN202120017995.8U
Authority: CN
Inventors: 周玉; 刘晓亮; 冯德彬; 刘学庆; 赵宇; 韩刚; 李巍
Original assignee: Laigang Group Taidong Industries Co ltd
Current assignee: Laigang Group Taidong Industries Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-11-19
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a high-frequency vibrating screen for dewatering fine iron powder, which belongs to the technical field of fine iron powder processing devices and comprises a supporting frame, wherein the main structure of the supporting frame is a rectangular frame consisting of two transverse supporting beams and two longitudinal supporting beams, two vibrating components are respectively arranged on each transverse supporting beam, a vibrating screen main body is connected on the four vibrating components, a first vibrating screen plate and a second vibrating screen plate are arranged on the vibrating screen main body, one end of the vibrating screen main body is an inlet end, the other end of the vibrating screen main body is an outlet end, and the height of the first vibrating screen plate and the height of the second vibrating screen plate close to the inlet end are greater than the height of the vibrating screen plate close to the outlet end; still be provided with vibrating motor on the shale shaker main part, carry out the multistage filtration through first shale shaker and second shale shaker, not only can improve the filtration efficiency of fine iron powder, improve the dehydration separation effect, reduce the content of iron-containing mud in the waste water simultaneously.

Description

High-frequency vibrating screen for dewatering fine iron powder

Technical Field

The utility model belongs to the technical field of fine iron powder processingequipment, a dewatering device is related to, particularly, relate to a high-frequency vibration sieve for fine iron powder dehydration.

Background

A large amount of blast furnace dust can be generated in the metallurgical process, the blast furnace dust often contains a large amount of iron, carbon and other substances, and if the substances are not recycled, a large amount of resource waste is inevitably caused. In the recycling method in the prior art, blast furnace dust is returned to a sintering system to be used as a part of sintering raw materials, so that the recycling of iron and carbon is realized. The method recycles coal, reduces energy consumption, but has lower recycling rate of iron. In order to avoid the situation, in the prior art, the blast furnace dust is separated with water and then is dehydrated to obtain the fine iron powder. However, the existing fine iron powder dehydration device has the defects of over-high slurry content in the wastewater and poor dehydration effect, thereby influencing the recovery rate of the fine iron powder.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving one of the problems existing in the prior art, improving the existing fine iron powder dewatering device, reducing the content of iron-containing mud in the waste water and improving the dewatering and separating effect.

Based on the above purposes, the utility model discloses a high-frequency vibration sieve for fine iron powder dehydration, including the support frame, the major structure of support frame is the rectangle frame that comprises two horizontal corbels and two vertical corbels, every be provided with two vibrations subassemblies respectively on the horizontal corbel, be connected with the shale shaker main part on four the vibrations subassemblies, be provided with first shale shaker and second shale shaker main part on the shale shaker main part, first shale shaker and second shale shaker separate the setting in vertical direction, one of them end of shale shaker main part is the entrance point, and the other end is the exit end, and the height that first shale shaker and second shale shaker are close to the entrance point is greater than the height that is close to the exit end; still be provided with vibrating motor above the shale shaker main part, vibrating motor is two, two vibrating motor separates the setting.

Preferably, the sieve pore of the first vibrating sieve plate is 200 meshes, and the sieve pore of the second vibrating sieve plate is larger than 200 meshes. Carry out multistage filtration through first shale shaker and second shale shaker, not only can improve filtration efficiency, improve the dehydration separation effect, reduce the content of iron-containing mud in the waste water simultaneously.

Preferably, the vibration assembly comprises a first connecting plate and a second connecting plate, a supporting plate is arranged on the first connecting plate and is perpendicularly connected onto the first connecting plate, the supporting plate is connected with the vibration screen main body through a fixing bolt, spring sleeves are respectively formed on the first connecting plate and the second connecting plate, vibration springs are connected between the first connecting plate and the second connecting plate, and the vibration springs are sleeved outside the spring sleeves. The vibrating component enables the whole vibrating screen main body to vibrate through the vibrating spring under the action of the vibrating motor.

Preferably, a protecting sleeve is arranged on the outer side of the vibration spring, and the protecting sleeve is connected to the first connecting plate. The protective sleeve can prevent the vibration spring from clamping and injuring workers in the vibration process, and potential safety hazards are avoided.

Preferably, a water collecting bin is arranged between the two transverse supporting beams and the two longitudinal supporting beams of the supporting frame, the main body of the water collecting bin is a quadrangular frustum pyramid with the upper bottom area larger than the lower bottom area, and a sewage discharge pipe is arranged at the bottom of the water collecting bin. The storehouse that catchments collects the waste water that produces among the fine iron powder dehydration to discharge to the effluent water sump through blow off pipe is unified, prevent that waste water from leaking and polluting surrounding work environment, carry out the sedimentation to waste water simultaneously and handle the back, can further improve the recycle efficiency of fine iron powder.

Preferably, a filter screen is arranged in the water collecting bin and is positioned at three quarters of the height of the water collecting bin.

Preferably, the filter screen is 500-800 meshes. The filter screen has a further filtering effect on the wastewater, and the content of the iron concentrate in the wastewater is reduced.

Preferably, the vibration motor is a variable frequency motor.

Preferably, the inlet end of the vibrating screen body is provided with a flow sensor, and the flow sensor is electrically connected to the vibrating motor. Through the cooperation of the flow sensor and the variable-frequency vibration motor, the better dehydration and separation effect is achieved according to the vibration frequency of the flow control vibration motor.

The beneficial effects of the utility model reside in that: 1. carry out multistage filtration through first shale shaker and second shale shaker, not only can improve filtration efficiency, improve the dehydration separation effect, reduce the content of iron-containing mud in the waste water simultaneously. 2. The storehouse that catchments collects the waste water that produces among the fine iron powder dehydration to discharge to the effluent water sump through blow off pipe is unified, prevent that waste water from leaking and polluting surrounding work environment, carry out the sedimentation to waste water simultaneously and handle the back, can further improve the recycle efficiency of fine iron powder. 3. Through the cooperation of the flow sensor and the variable-frequency vibration motor, the better dehydration and separation effect is achieved according to the vibration frequency of the flow control vibration motor.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a main body of a high-frequency vibrating screen for dewatering refined iron powder according to an embodiment of the present invention;

fig. 2 is a top view of a high frequency vibrating screen for dewatering fine iron powder according to an embodiment of the present invention;

fig. 3 is a side view of a high frequency vibrating screen for dewatering fine iron powder according to an embodiment of the present invention;

fig. 4 is a structural schematic diagram of a vibration assembly of a high-frequency vibration screen for dewatering refined iron powder according to the embodiment of the present invention.

Reference numerals:

1. a support frame; 11. transversely supporting the beam; 12. longitudinal support beams; 2. a vibration assembly; 21. a first connecting plate; 22. a second connecting plate; 23. a support plate; 24. a spring sleeve; 25. a vibration spring; 26. a protective sleeve; 3. a shaker body; 31. a first vibrating screen deck; 32. a second vibrating screen deck; 33. a vibration motor; 4. a water collecting bin; 41. a sewage discharge pipe.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

According to the embodiment of the present invention, as shown in fig. 1-4, a high frequency vibrating screen for dewatering fine iron powder includes a supporting frame 1, a main structure of the supporting frame 1 is a rectangular frame composed of two transverse supporting beams 11 and two longitudinal supporting beams 12, each of the transverse supporting beams 11 is provided with two vibrating assemblies 2, four vibrating assemblies 2 are connected to a vibrating screen main body 3, a first vibrating screen plate 31 and a second vibrating screen plate 32 are arranged on the vibrating screen main body 3, the first vibrating screen plate 31 and the second vibrating screen plate 32 are arranged at intervals in the vertical direction, one end of the vibrating screen main body 3 is an inlet end, the other end is an outlet end, and the height of the first vibrating screen plate 31 and the height of the second vibrating screen plate 32 close to the inlet end are greater than the height close to the outlet end; still be provided with vibrating motor 33 on the shale shaker main part 3, vibrating motor 33 is two, two vibrating motor 33 spaced apart the setting. The mesh of the first vibrating screen plate 31 is 200 meshes, and the mesh of the second vibrating screen plate 32 is larger than 200 meshes. Carry out multistage filtration through first shale shaker and second shale shaker, not only can improve filtration efficiency, improve the dehydration separation effect, reduce the content of iron-containing mud in the waste water simultaneously.

According to the utility model discloses an embodiment, as shown in FIG. 4, vibrations subassembly 2 includes first connecting plate 21 and second connecting plate 22, be provided with backup pad 23 on the first connecting plate 21, backup pad 23 is connected perpendicularly on the first connecting plate 21, backup pad 23 pass through fixing bolt with shale shaker main part 3 links to each other, first connecting plate 21 with be formed with spring sleeve 24 on the second connecting plate 22 respectively, first connecting plate 21 with be connected with vibrating spring 25 between the second connecting plate 22, vibrating spring 25 cover is established the outside of spring sleeve 24. The vibrating unit 2 vibrates the entire vibrating screen body 3 by the vibrating spring 25 by the vibrating motor 33.

According to the embodiment of the present invention, as shown in fig. 1, a protecting sleeve 26 is disposed outside the vibration spring 25, and the protecting sleeve 26 is connected to the first connecting plate 21. The protective sleeve 26 can prevent the vibration spring 25 from clamping workers in the vibration process, and potential safety hazards are avoided.

According to the utility model discloses an embodiment, as shown in fig. 1, be provided with sump 4 between two horizontal corbels 11 of support frame 1 and two vertical corbels 12, sump 4's major structure shape is greater than the four-edge platform of bottom floor area for last bottom floor area, sump 4's bottom is provided with blow off pipe 41. The storehouse 4 that catchments collects the waste water that produces among the fine iron powder dehydration to discharge to the effluent water sump through blow off pipe 41 is unified, prevent that waste water from leaking and polluting surrounding work environment, carry out the sedimentation to waste water simultaneously and handle the back, can further improve the recycle efficiency of fine iron powder. A filter screen is arranged in the water collecting bin 4 and is positioned at three quarters of the height of the water collecting bin 4. The filter screen is 500-800 meshes. The filter screen has a further filtering effect on the wastewater, and the content of the iron concentrate in the wastewater is reduced.

According to the utility model discloses an embodiment, vibrating motor 33 is inverter motor. The inlet end of the vibrating screen body 3 is provided with a flow sensor, which is electrically connected to the vibrating motor 33. Through the cooperation of the flow sensor and the variable-frequency vibration motor 33, the better dehydration separation effect is achieved according to the vibration frequency of the flow control vibration motor 33.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description in the above embodiments and the specification is only for illustrating the principles of the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A high-frequency vibrating screen for dehydrating fine iron powder comprises a support frame (1) and is characterized in that, the main body structure of the support frame (1) is a rectangular frame consisting of two transverse supporting beams (11) and two longitudinal supporting beams (12), two vibration assemblies (2) are respectively arranged on each transverse supporting beam (11), a vibrating screen main body (3) is connected on the four vibration assemblies (2), a first vibrating screen plate (31) and a second vibrating screen plate (32) are arranged on the vibrating screen main body (3), the first vibrating screen plate (31) and the second vibrating screen plate (32) are arranged at intervals in the vertical direction, one end of the vibrating screen main body (3) is an inlet end, the other end is an outlet end, and the height of the first vibrating screen plate (31) and the second vibrating screen plate (32) close to the inlet end is larger than that close to the outlet end; still be provided with vibrating motor (33) on shale shaker main part (3), vibrating motor (33) are two, two vibrating motor (33) spaced apart the setting.

2. A high-frequency vibrating screen for dewatering fine iron powder according to claim 1, wherein the first vibrating screen plate (31) has a mesh size of 200 mesh, and the second vibrating screen plate (32) has a mesh size of more than 200 mesh.

3. The high-frequency vibrating screen for dewatering fine iron powder according to claim 1, wherein the vibrating assembly (2) comprises a first connecting plate (21) and a second connecting plate (22), a supporting plate (23) is arranged on the first connecting plate (21), the supporting plate (23) is vertically connected onto the first connecting plate (21), the supporting plate (23) is connected with the vibrating screen body (3) through a fixing bolt, spring sleeves (24) are respectively formed on the first connecting plate (21) and the second connecting plate (22), a vibrating spring (25) is connected between the first connecting plate (21) and the second connecting plate (22), and the vibrating spring (25) is sleeved outside the spring sleeves (24).

4. A high frequency vibrating screen for dewatering of fine iron powder according to claim 3, characterized in that a protecting jacket (26) is provided outside the vibrating spring (25), and the protecting jacket (26) is connected on the first connecting plate (21).

5. The high-frequency vibrating screen for dewatering fine iron powder according to claim 1, wherein a water collecting bin (4) is arranged between two transverse supporting beams (11) and two longitudinal supporting beams (12) of the supporting frame (1), the water collecting bin (4) is shaped like a quadrangular frustum pyramid with an upper bottom area larger than a lower bottom area, and a drain pipe (41) is arranged at the bottom of the water collecting bin (4).

6. The high-frequency vibrating screen for dewatering fine iron powder according to claim 5, wherein a filter screen is arranged in the water collecting bin (4), and the filter screen is located at three quarters of the height of the water collecting bin (4).

7. The high-frequency vibration sieve for dewatering fine iron powder according to claim 6, wherein the mesh size of the filter screen is 500-800 mesh.

8. A high-frequency vibrating screen for dewatering of fine iron powder according to claim 1, characterised in that the vibrating motor (33) is a variable frequency motor.

9. The high frequency vibrating screen for dewatering of fine iron powder according to claim 8, characterized in that the inlet end of the vibrating screen body (3) is provided with a flow sensor, which is electrically connected to the vibrating motor (33).