CN214234459U

CN214234459U - Air locking device for vertical mill system

Info

Publication number: CN214234459U
Application number: CN202022479627.3U
Authority: CN
Inventors: 彭光富
Original assignee: Sichuan Zhaodi Cement Co ltd
Current assignee: Sichuan Zhaodi Cement Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-09-21
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a lock wind device that immediately, grind system usefulness, including sealed vibrations conveyer and lifting machine, the input of sealed vibrations conveyer is provided with pan feeding mechanism, pan feeding mechanism comprises connecting pipe and hopper, the equal fixed intercommunication of the discharge gate of sealed vibrations conveyer and the feed inlet of lifting machine has the rectangular pipe, be provided with the elephant trunk between two rectangular pipes, be provided with coupling mechanism between elephant trunk and two rectangular pipes, coupling mechanism comprises eight fixed blocks and four bolts, first ring channel has all been seted up to the one end of two rectangular pipes, the second ring channel has all been seted up at the both ends of elephant trunk, the inside of two second ring channels all is provided with sealing mechanism. The abrasion loss of the air chamber scraper of the mill is greatly reduced through the sealing mechanism, the maintenance cost is reduced, the reliability of equipment is improved by 10 percent, the yield of the mill is improved from 280t/h to 310t/h, the vertical milling peak avoiding time is increased by 2 hours under the condition of the same feeding amount of a kiln system, the maintenance loss is reduced, and the production cost is reduced.

Description

Air locking device for vertical mill system

Technical Field

The utility model relates to a lock wind device specifically is a lock wind device that immediately grinds system and use.

Background

The vertical mill is an ideal large-scale grinding device, is widely applied to the industries of cement, electric power, metallurgy, chemical industry, non-metal ore and the like, integrates crushing, drying, grinding and grading conveying into a whole, has high production efficiency, and can grind blocky, granular and powdery raw materials into required powdery materials.

At present, in the production process, because market competition is big, market requirement enterprise reduces market in order to increase market competition, the system of immediately grinding is the high main equipment of whole factory energy consumption, the energy consumption is high except that equipment configuration, mainly in the actual production process is the treatment of leaking out, every leaking out of system 1%, the power consumption increases 1.5Kwh, the main air leakage point of current equipment increases the flap valve between mill to sealed vibrations conveyer, because appear mill operating mode undulant back, outer discharge capacity is undulant, cause row's material easily and arrange not smoothly, cause the air intake material to pile up, the mill resistance is big, mill output reduces, cause immediately to grind the scraper blade damage. Therefore, the air locking device for the vertical mill system is improved.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a lock wind device that mill system used immediately.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a lock wind device that vertical mill system used, including sealed vibrations conveyer and lifting machine, the input of sealed vibrations conveyer is provided with pan feeding mechanism, pan feeding mechanism comprises connecting pipe and hopper, the discharge gate of sealed vibrations conveyer and the equal fixed intercommunication of feed inlet of lifting machine have a rectangular pipe, two be provided with the elephant trunk between the rectangular pipe, be provided with coupling mechanism between elephant trunk and two rectangular pipes, coupling mechanism comprises eight fixed blocks and four bolts, two first ring channel has all been seted up to the one end of rectangular pipe, the second annular groove has all been seted up at the both ends of elephant trunk, two the inside of second ring channel all is provided with sealing mechanism, two sealing mechanism comprises a sealing washer, four telescopic links, an annular slab and four springs.

As a preferred technical scheme of the utility model, the one end of connecting pipe and the fixed intercommunication of sealed vibrations conveyer's input, the other end of connecting pipe and the one end fixed connection of hopper, the other end of hopper is the opening form, the other end of hopper and the fixed intercommunication of air exit of external mill.

As a preferred technical scheme of the utility model, wherein four the one end of fixed block respectively with the front and the back fixed connection at two rectangular tubes, four in addition the one end of fixed block respectively with the both ends fixed connection at the scraper-trough conveyer front and the back, four the outside of bolt respectively with the middle part threaded connection of eight fixed blocks.

As a preferred technical scheme of the utility model, two the one end of sealing washer is connected, two with the inside interlude of two second ring channels respectively the other end of sealing washer is connected with the inside interlude of two first ring channels respectively.

As a preferred technical scheme of the utility model, eight the one end of telescopic link respectively with the four corners fixed connection of the inside one end of two second annular grooves, eight the other end of telescopic link respectively with the four corners fixed connection of two annular slab one ends.

As a preferred technical scheme of the utility model, eight the spring sets up respectively in the outside of eight telescopic links, eight the one end of spring respectively with the four corners fixed connection of two annular slabs one side, eight the other end of spring respectively with the four corners fixed connection of two inside one side of second annular groove.

The utility model has the advantages that: the utility model provides a lock wind device that vertical mill system used, through the sealing washer, can strengthen the leakproofness of scraper-trough conveyer and two rectangular pipe junctions, through sealing mechanism, when making sealing washer wearing and tearing or ambient temperature descend and take place the shrinkage, two annular plates can extrude the sealing washer under the effect of eight spring elastic forces, make the sealing washer inflation, and then make the inboard and the outside of two sealing washers still laminate with the inside of first ring channel and second ring channel, the leakproofness has been guaranteed, through sealing mechanism, make mill plenum scraper blade wearing and tearing volume reduce by a wide margin, and the maintenance cost is reduced, and the equipment reliability improves 10%, mill output improves 310t/h by 280t/h, under the equal input's of kiln system the circumstances, vertical mill peak-avoiding time increases 2 hours, and the maintenance volume is reduced, and the production cost is reduced.

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 view of an air locking device for a vertical mill system according to the present invention;

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 of the air locking device for the vertical mill system of the present invention;

FIG. 3 is a schematic view of the air locking device for a vertical mill system of the present invention showing the connection structure of the scraper-trough conveyer in FIG. 1;

fig. 4 is an enlarged schematic structural diagram of a portion B in fig. 3 of the air locking device for the vertical mill system of the present invention.

In the figure: 1. sealing the vibrating conveyor; 2. a hoist; 3. a connecting pipe; 4. a hopper; 5. a rectangular tube; 6. carrying out the milling of the Chinese pearls; 7. a fixed block; 8. a bolt; 9. a first annular groove; 10. a second annular groove; 11. a seal ring; 12. a telescopic rod; 13. an annular plate; 14. a spring.

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 fig. 1, fig. 2, fig. 3 and fig. 4, the air locking device for a vertical mill system of the present invention comprises a sealing vibration conveyor 1 and a lifter 2, wherein the input end of the sealing vibration conveyor 1 is provided with a feeding mechanism, the feeding mechanism comprises a connecting pipe 3 and a hopper 4, the discharge port of the sealing vibration conveyor 1 and the feed port of the lifter 2 are fixedly communicated with a rectangular pipe 5, an elephant 6 is arranged between the two rectangular pipes 5, a connecting mechanism is arranged between the elephant 6 and the two rectangular pipes 5, the connecting mechanism comprises eight fixed blocks 7 and four bolts 8, one end of each of the two rectangular pipes 5 is provided with a first annular groove 9, the two ends of the elephant 6 are provided with second annular grooves 10, the interior of each of the two second annular grooves 10 is provided with a sealing mechanism, and each of the two sealing mechanisms is provided with a sealing ring 11, four telescopic rods 12, an annular plate 13 and four springs 14.

Wherein, the one end of connecting pipe 3 and the fixed intercommunication of sealed vibrations conveyer 1's input, the other end of connecting pipe 3 and the one end fixed connection of hopper 4, the other end of hopper 4 is the opening form, and the other end of hopper 4 and the fixed intercommunication of the air exit of external mill, through the size that increases hopper 4, avoid mill air chamber interior material to arrange the material unsmooth, cause at the plenum inner loop, block up the air intake.

Wherein, the one end of four fixed blocks 7 wherein respectively with the front and the back fixed connection of two rectangular tubes 5, the one end of four fixed blocks 7 in addition respectively with the both ends fixed connection at the front and the back of swift current 6, the outside of four bolts 8 respectively with the middle part threaded connection of eight fixed blocks 7, through coupling mechanism, make people can be through rotating bolt 8, make that swift current 6 can relax fix on two rectangular tubes 5 or with two rectangular tubes 5 separation.

Wherein, the one end of two sealing washer 11 is connected with the inside interlude of two second annular grooves 10 respectively, and the other end of two sealing washer 11 is connected with the inside interlude of two first annular grooves 9 respectively, through sealing washer 11, can strengthen the leakproofness of scraper-trough conveyer 6 and two rectangular pipe 5 junctions.

Wherein, the one end of eight telescopic links 12 respectively with the four corners fixed connection of the inside one end of two second annular grooves 10, the other end of eight telescopic links 12 respectively with the four corners fixed connection of two annular plates 13 one end, through sealing mechanism, when making 11 wearing and tearing of sealing washer or ambient temperature decline take place the shrinkage, two annular plates 13 can extrude sealing washer 11 under the effect of eight spring 14 elasticity, make 11 expansions of sealing washer, and then make the inboard and the outside of two sealing washers 11 still laminate with the inside of first ring channel 9 and second annular groove 10, the leakproofness has been guaranteed.

Wherein, eight springs 14 set up respectively in the outside of eight telescopic links 12, and eight springs 14's one end respectively with the four corners fixed connection of two annular plates 13 one sides, eight springs 14's the other end respectively with the four corners fixed connection of two inside one sides of second annular groove 10, through spring 14's elasticity, make two annular plates 13 can extrude sealing washer 11, make sealing washer 11 inflation.

When the grinder works, one end of the hopper 4 is connected with a discharge hole of an external grinder, when materials are discharged through the grinder, the materials move to the scraper-trough conveyer 6 under the action of the sealing vibration conveyer 1, slide and move to the elevator 2 from the scraper-trough conveyer 6, and are discharged through a discharge hole of the elevator 2 under the action of the elevator 2, wind is not easy to leak from the joint of the scraper-trough conveyer 6 and the two rectangular pipes 5 through the two sealing rings 11, when the two sealing rings 11 are worn or shrink at the annular temperature, the two sealing rings 11 can be extruded by the two annular plates 13 under the action of the elastic force of the eight springs 14, so that the two sealing rings 11 expand, the inner sides and the outer sides of the two sealing rings 11 are still attached to the inner parts of the two first annular grooves 9 and the two second annular grooves 10, the sealing performance is ensured, the abrasion loss of the scraper of the air chamber is greatly reduced through the sealing mechanism, the maintenance cost is reduced, the reliability of the equipment is improved by 10%, the yield of the mill is improved from 280t/h to 310t/h, the vertical mill peak avoiding time is increased by 2 hours under the condition of the same feeding amount of a kiln system, the maintenance amount is reduced, and the production cost is reduced.

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 air locking device for the vertical mill system is characterized by comprising a sealing vibration conveyor (1) and a lifting machine (2), wherein a feeding mechanism is arranged at the input end of the sealing vibration conveyor (1), the feeding mechanism consists of a connecting pipe (3) and a hopper (4), a discharge port of the sealing vibration conveyor (1) and a feed port of the lifting machine (2) are fixedly communicated with rectangular pipes (5), an elephant (6) is arranged between the two rectangular pipes (5), a connecting mechanism is arranged between the elephant (6) and the two rectangular pipes (5), the connecting mechanism consists of eight fixed blocks (7) and four bolts (8), a first annular groove (9) is formed in one end of each of the two rectangular pipes (5), a second annular groove (10) is formed in each of the two ends of the elephant (6), and a sealing mechanism is arranged inside each of the two second annular grooves (10), two sealing mechanism comprises a sealing ring (11), four telescopic links (12), an annular plate (13) and four springs (14).

2. The air locking device for the vertical mill system according to claim 1, wherein one end of the connecting pipe (3) is fixedly communicated with the input end of the sealed vibrating conveyor (1), the other end of the connecting pipe (3) is fixedly connected with one end of the hopper (4), the other end of the hopper (4) is open, and the other end of the hopper (4) is fixedly communicated with an air outlet of an external mill.

3. The air locking device for the vertical mill system according to claim 1, wherein one end of each of the four fixing blocks (7) is fixedly connected with the front and the back of each of the two rectangular tubes (5), one end of each of the other four fixing blocks (7) is fixedly connected with the two ends of the front and the back of the scraper-trough conveyer (6), and the outer portions of the four bolts (8) are respectively in threaded connection with the middle portions of the eight fixing blocks (7).

4. The air locking device for the vertical mill system according to claim 1, wherein one ends of the two sealing rings (11) are respectively and alternately connected with the insides of the two second annular grooves (10), and the other ends of the two sealing rings (11) are respectively and alternately connected with the insides of the two first annular grooves (9).

5. The air locking device for the vertical mill system according to claim 1, wherein one end of each of the eight telescopic rods (12) is fixedly connected with the four corners of one end of the inside of each of the two second annular grooves (10), and the other end of each of the eight telescopic rods (12) is fixedly connected with the four corners of one end of each of the two annular plates (13).

6. The air locking device for the vertical mill system according to claim 1, wherein eight springs (14) are respectively arranged outside eight telescopic rods (12), one ends of the eight springs (14) are respectively fixedly connected with four corners of one side of two annular plates (13), and the other ends of the eight springs (14) are respectively fixedly connected with four corners of one side of the inside of two second annular grooves (10).