CN210546278U

CN210546278U - Cement screening plant

Info

Publication number: CN210546278U
Application number: CN201921300837.2U
Authority: CN
Inventors: 向映
Original assignee: Hubei Jinglan Cement Co ltd
Current assignee: Hubei Jinglan Cement Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-19
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a cement screening device, a screen plate is obliquely arranged in a box body of a vibrating screen, the overflow preventing plates are arranged at the edge ends of the top of the vibrating screen box body, vibrating springs are welded at the four corners of the bottom of the vibrating screen box body, connecting seats are welded at the bottom ends of the four vibrating springs, the vibration spring is fixedly connected with the mounting bottom plate through a connecting seat at the bottom end of the vibration spring, the bottom of the mounting bottom plate is connected with a discharge hopper, the vibrating motor is symmetrically arranged on one side edge of the vibrating screen box body, the feeding cylinder is arranged on the outer side of the top of the vibrating screen box body, the top end of the feeding cylinder is connected with a feeding hopper, the utility model has scientific and reasonable structure and safe and convenient use, the vibrating screen box, the screen plate, the overflow preventing plate, the vibrating spring and the vibrating motor can carry out vibrating screening treatment on the cement in the process of delivering the cement out of the warehouse, further, the influence on the operation of subsequent processing equipment caused by the direct delivery of accumulated blocks inside the cement is avoided.

Description

Cement screening plant

Technical Field

The utility model relates to a cement manufacture technical field specifically is a cement screening plant.

Background

In the existing cement warehouse-out process, a screening device is not arranged, and the cement is only screened before entering a packing machine, but the cement is mainly in bulk, so that wall-hanging caking or gypsum dehydration caking can be avoided in the process of storing the cement in a warehouse, a cement bulk flow valve is blocked if caking materials are light, and the cement cannot be unloaded from a bulk tank or concrete mixing equipment fails if the caking materials are heavy.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cement screening plant can effectively solve and provide among the above-mentioned background art because not set up screening plant, and several you can appear the wall built-up caking or the gypsum dehydration caking after going out of the warehouse, and the caking material is light then blocks up cement flow valve in bulk, then causes cement can't unload or cause the problem that concrete mixing equipment broke down in the jar in bulk heavily.

In order to achieve the above object, the utility model provides a following technical scheme: a cement screening device comprises a vibrating screen box body, wherein a screen plate is obliquely arranged in the vibrating screen box body, overflow preventing plates are arranged at the edge ends of the top of the vibrating screen box body, vibrating springs are welded at four corners of the bottom of the vibrating screen box body, connecting seats are welded at the bottom ends of the four vibrating springs, the vibrating springs are fixedly connected with a mounting bottom plate through the connecting seats at the bottom ends of the vibrating springs, and a discharge hopper is connected to the bottom of the mounting bottom plate;

the vibration screen comprises a vibration screen box body, a motor protection cover, a mounting side plate, a heat dissipation fan, an air inlet flange, a vibration motor, a motor protection cover, a vibration screen box body, a vibration motor, a motor protection cover, a heat dissipation fan and a power supply, wherein the vibration motor is symmetrically mounted on one side edge of the vibration screen box body;

the vibrating screen box is characterized in that a slag discharging groove is formed in one side, away from a vibrating motor, of the vibrating screen box, a slag discharging pipe is connected to the position, corresponding to the slag discharging groove, of the outer side of the vibrating screen box, a side edge portion of the slag discharging pipe is connected with a fitting seat, an embedded groove is formed in the fitting seat, and an adjusting plate is movably connected to the embedded portion of the embedded groove in an embedded mode.

Preferably, the sieve plate is installed in the vibrating screen box in an inclined mode, and the inclination angle of the sieve plate is thirty degrees.

Preferably, a through groove is formed in the mounting bottom plate, and the through groove is communicated with the discharge hopper.

Preferably, the inner diameter of the caulking groove is equal to the thickness of the adjusting plate, and sealing rubber sheets are bonded to the edge part of the inner side of the caulking groove.

The vibrating screen is characterized in that a feeding cylinder is arranged on the outer side of the top of the vibrating screen box body, the top end of the feeding cylinder is connected with a feeding hopper, and spiral guide vanes are welded on the inner side edge of the feeding cylinder.

Preferably, the feeding cylinder is connected with the feeding hopper through welding, and the top of the feeding hopper is connected with the bottom of the cement silo.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. can come to carry out the vibration screening processing at the in-process that cement was delivered from the warehouse through shale shaker box, sieve, anti-overflow board, vibrating spring and vibrating motor, and then avoid the inside accumulational piece of cement to directly deliver from the warehouse and lead to causing the influence to the operation of follow-up processing equipment.

2. Can shield the protection through motor protection cover, installation sideboard, radiator fan and air inlet flange to vibrating motor's the outside, avoid the cement dust directly to pile up in vibrating motor's the outside and cause pollution and damage, reduce the heat that produces when vibrating motor moves through radiator fan simultaneously, and then guarantee vibrating motor's steady operation.

3. Through agreeing with the seat, caulking groove and regulating plate are convenient for adjust the inside latus rectum of row's sediment pipe, and then change the discharge velocity of waste residue, with this make cement can carry out more abundant screening on the sieve, can cushion the cement that falls into the feeder hopper at the bottom of the warehouse through the inside spiral guide vane of a feeding section of thick bamboo, prevent that the inside accumulation piece of cement from directly falling into the shale shaker box in and causing the damage to the top of sieve, can carry out even transport with cement simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the installation structure of the sieve plate of the present invention;

FIG. 3 is a schematic view of the mounting structure of the adjusting plate of the present invention;

figure 4 is a cross-sectional view of the feed cylinder of the present invention;

reference numbers in the figures: 1. a vibrating screen box body; 2. a sieve plate; 3. an anti-overflow plate; 4. a vibration spring; 5. a connecting seat; 6. mounting a bottom plate; 7. a discharge hopper; 8. a vibration motor; 9. a motor protection cover; 10. installing a side plate; 11. a heat radiation fan; 12. an air inlet flange; 13. a slag discharge groove; 14. a slag discharge pipe; 15. a fitting seat; 16. caulking grooves; 17. an adjusting plate; 18. a feeding cylinder; 19. a feed hopper; 20. a spiral guide vane.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-4, the utility model provides a technical scheme, a cement screening device, which comprises a vibrating screen box body 1, a screen plate 2 is obliquely arranged inside the vibrating screen box body 1, the screen plate 2 is obliquely arranged inside the vibrating screen box body 1, and the inclination angle of the sieve plate 2 is thirty degrees, which is convenient for fully screening the cement falling into the top surface of the sieve plate 2, the overflow preventing plates 3 are all installed at the edge ends of the top of the vibrating screen box body 1, the vibrating springs 4 are welded at the four corners of the bottom of the vibrating screen box body 1, the connecting seats 5 are welded at the bottom ends of the four vibrating springs 4, the vibrating springs 4 are fixedly connected with the mounting bottom plate 6 through the connecting seats 5 at the bottom ends, the bottom of the mounting bottom plate 6 is connected with the discharge hopper 7, the through groove is arranged inside the mounting bottom, and the through groove is communicated with the discharge hopper 7, so that cement screened out by the sieve plate 2 can enter the discharge hopper 7 through the mounting bottom plate 6.

Vibrating motor 8 is installed to 1 side limit portion symmetry of shale shaker box, motor safety cover 9 is installed in the vibrating motor 8 outside, 9 both sides limit ends of motor safety cover all through

installation sideboard

10 and 1 fixed connection of shale shaker box, cooling fan 11 is installed to 9 outside limit portion symmetries of motor safety cover, cooling fan 11 is through

inlet flange

12 and 9 fixed connection of motor safety cover, vibrating motor 8 and cooling fan 11's input all with external power source's output electric connection.

The row's cinder notch 13 has been seted up to 8 one sides of vibrating motor of keeping away from in 1 inside vibrating screen box 1, the vibrating screen box 1 outside corresponds position department with row's cinder notch 13 and is connected with

row cinder pipe

14, 14 side limit portion of row cinder pipe is connected with agrees with seat 15, agree with seat 15 inside and seted up caulking

groove

16, 16 inside embedding swing joint in caulking groove has regulating plate 17, the internal diameter of caulking groove 16 equals with regulating plate 17's thickness, and 16 inboard side limit portions in caulking groove all bond and have the sealing rubber piece, make between regulating plate 17 and the caulking groove 16 after agreeing with to be connected inseparabler, the leakproofness after connecting between them has been guaranteed simultaneously.

The outside of 1 top of shale shaker box is provided with a feeding section of

thick bamboo

18, and 18 tops of a feeding section of thick bamboo are connected with feeder hopper 19, through welded connection between a feeding section of thick bamboo 18 and the feeder hopper 19, and the feeder hopper 19 top links to each other with the cement storehouse end, is convenient for be connected between a feeding section of thick bamboo 18 and the feeder hopper 19, is convenient for carry the cement at the bottom of the cement storehouse to the feeder hopper 19 in simultaneously, and the inboard limit portion of a feeding section of thick bamboo 18 all welds spiral guide vane 20.

The utility model discloses a theory of operation and use flow: in the practical application process of the cement screening device, firstly, a feed hopper 19 is connected with the bottom of a cement warehouse, then cement in the bottom of the cement warehouse is conveyed into a feed cylinder 18 through the feed hopper 19, after the cement enters the feed cylinder 18, the cement is in direct contact with a spiral guide vane 20 at the moment, then the impact force generated by an accumulated block inside the cement when the cement falls down is buffered by the spiral guide vane 20, and the spiral guide vane 20 is further utilized to carry out spiral conveying on the cement, so that the cement and the accumulated block inside the cement are prevented from directly falling into a vibrating screen box body 1 to cause impact damage to a screen plate 2;

after the cement is conveyed through the feeding cylinder 18, the cement directly falls into the vibrating screen box body 1, the vibrating motor 8 is started, the model of the vibrating motor 8 is MVE 60/3, the vibrating screen box body 1 and the screen plate 2 in the vibrating screen box body 1 are vibrated through the matching use of the vibrating motor 8 and the vibrating spring 4, so that the cement at the top of the screen plate 2 is screened, the cement with the composite standard falls into the discharging hopper 7 through the support of the screen plate 2, the cement is further conveyed into a bulk storage or a packaging machine through the discharging hopper 7, the accumulated blocks in the cement and the cement which does not accord with the standard flow into the slag discharging groove 13 through the top of the screen plate 2 and enter the slag discharging pipe 14 through the slag discharging groove 13, and the slag discharging pipe 14 moves in the slag discharging process through the adjusting plate 17 in the matching seat 15, so that the through diameter of the slag discharging pipe 14 can be adjusted, thereby changing the discharge speed of the accumulated blocks, further prolonging the screening time of the cement on the top of the sieve plate 2, and leading the cement to be screened more fully;

and when vibrating motor 8 is at the actual motion in-process, can shield the protection to vibrating motor 8's the outside through its outside motor protection cover 9, and then the dust that produces when avoiding the cement screening directly falls into and causes pollution and damage to it in vibrating motor 8's outside, utilize the heat dissipation fan 11 of motor protection cover 9 outside can be timely the elimination vibrating motor 8 heat that produces when the operation simultaneously, the model of heat dissipation fan 11 is SF-126PZ01, thereby the radiating effect of vibrating motor 8 has been improved, make vibrating motor 8 can stable operation in motor protection cover 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cement screening plant, includes shale shaker box (1), its characterized in that: the sieve plate (2) is obliquely arranged in the vibrating screen box body (1), the spill-proof plates (3) are arranged at the edge ends of the top of the vibrating screen box body (1), vibrating springs (4) are welded at four corners of the bottom of the vibrating screen box body (1), connecting seats (5) are welded at the bottoms of the four vibrating springs (4), the vibrating springs (4) are fixedly connected with a mounting bottom plate (6) through the connecting seats (5) at the bottoms of the vibrating springs, and a discharge hopper (7) is connected to the bottom of the mounting bottom plate (6);

the vibration screen box is characterized in that vibration motors (8) are symmetrically installed on one side edge of the vibration screen box body (1), a motor protection cover (9) is installed on the outer side of each vibration motor (8), both side edges of each motor protection cover (9) are fixedly connected with the vibration screen box body (1) through installation edge plates (10), heat dissipation fans (11) are symmetrically installed on the outer side edge of each motor protection cover (9), each heat dissipation fan (11) is fixedly connected with each motor protection cover (9) through an air inlet flange (12), and input ends of the vibration motors (8) and the heat dissipation fans (11) are electrically connected with output ends of an external power supply;

shale shaker box (1) is inside to be kept away from vibrating motor (8) one side and has been seted up row cinder notch (13), shale shaker box (1) outside corresponds position department with row cinder notch (13) and is connected with row cinder pipe (14), row cinder pipe (14) one side limit portion is connected with agrees with seat (15), agree with seat (15) inside caulking groove (16) of having seted up, caulking groove (16) inside embedding swing joint has regulating plate (17).

2. A cement screening apparatus as claimed in claim 1, wherein: the sieve plate (2) is installed in the vibrating sieve box body (1) in an inclined mode, and the inclination angle of the sieve plate (2) is thirty degrees.

3. A cement screening apparatus as claimed in claim 1, wherein: a through groove is formed in the mounting bottom plate (6), and the through groove is communicated with the discharge hopper (7).

4. A cement screening apparatus as claimed in claim 1, wherein: the inner diameter of the caulking groove (16) is equal to the thickness of the adjusting plate (17), and the edge part on the inner side of the caulking groove (16) is bonded with a sealing rubber sheet.

5. A cement screening apparatus as claimed in claim 1, wherein: the vibrating screen box is characterized in that a feeding cylinder (18) is arranged on the outer side of the top of the vibrating screen box body (1), the top end of the feeding cylinder (18) is connected with a feeding hopper (19), and spiral guide vanes (20) are welded on the inner side edge of the feeding cylinder (18).

6. A cement screening device as claimed in claim 5, wherein: the feeding cylinder (18) is connected with the feeding hopper (19) through welding, and the top of the feeding hopper (19) is connected with the bottom of the cement silo.