CN215197294U

CN215197294U - Material blocking ring with material screening function for vertical mill

Info

Publication number: CN215197294U
Application number: CN202120332108.6U
Authority: CN
Inventors: 林先明; 王海燕; 陈冬冬; 崔欣欣; 丁祥翔
Original assignee: Jiangsu Xinye Heavy Industry Co ltd
Current assignee: Jiangsu Xinye Heavy Industry Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-12-17
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a material blocking ring with material screening function for a vertical mill, which comprises a main body, wherein a first connecting seat is arranged at the left end of the inner cavity of the main body, a second connecting seat is arranged at the right end of the inner cavity of the main body, and reserved holes are arranged at the edges of the first connecting seat and the second connecting seat at equal intervals, the utility model discloses a first clamping groove on the first connecting seat and a first clamping block on the second connecting seat are mutually clamped, and simultaneously, the second clamping block and the second clamping groove are mutually clamped and jointly spliced into a full circle shape, at the moment, a locking bolt is sequentially screwed into the inner cavities of the first screw hole and the second screw hole, the original integral material blocking ring is improved into a split-type material blocking ring which can be spliced, when the main body is damaged, the whole material blocking ring does not need to be replaced, the cost required in production and processing is greatly reduced, and the screen mesh on the upper part of the second material blocking plate ensures the unground massive coarse particles, is stopped on the grinding disc, thereby reducing the circulating load and improving the grinding efficiency.

Description

Material blocking ring with material screening function for vertical mill

Technical Field

The utility model relates to a keep off material ring technical field, specifically be a stand mill with keep off material ring that has material screening function.

Background

The vertical mill apparatus has obtained extensive application in fields such as raw meal, coal, cement, is generally that to keep off the material circle at the mill border installation of disc, keeps off the material circle and encloses into the cask shape space of an uncovered on the mill, holds the raw materials in this space, keeps off the material circle and protects in order to prevent that the raw materials from being thrown away when the mill rotates in the border, but current keeps off the material circle and still has certain problem, and specific problem is as follows:

the existing material blocking ring is usually integrated, when the material blocking ring is damaged, the material blocking ring can only be integrally replaced, the production and processing cost is improved, the existing material blocking ring does not have the height adjustment function, the material blocking ring is in the face of the grinding materials with different resilience forces, the throwing-out phenomenon of the grinding materials occurs, and the practicability of the material blocking ring is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand to grind with keeping off material circle that has material screening function to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a material blocking ring with a material screening function for a vertical mill comprises a main body, wherein a first connecting seat is installed at the left end of an inner cavity of the main body, a second connecting seat is installed at the right end of the inner cavity of the main body, preformed holes are formed in the edges of the first connecting seat and the second connecting seat at equal intervals, a first clamping groove is formed in the upper end of the right side wall of the first connecting seat, a second clamping block is arranged at the lower end of the right side wall of the first connecting seat, a first clamping block matched with the first clamping groove is arranged at the upper end of the left side wall of the second connecting seat, a second clamping groove matched with the second clamping block is formed in the lower end of the left side wall of the second connecting seat, sealing rings are arranged at the bottoms of the first connecting seat and the second connecting seat, a first material blocking plate is fixed at one end, far away from the vertical center line of the main body, of the first connecting seat and the second connecting seat, and a second material blocking plate is movably installed in the inner cavity of the first material blocking plate, the top and the bottom that main part perpendicular central line one end was kept away from to first striker plate all are provided with stop gear, the inner wall of first striker plate all is provided with the rubber wearing layer, the one end that first striker plate inner wall is close to the rubber wearing layer all is provided with the carbon steel back up coat, the one end that the rubber wearing layer was kept away from to the carbon steel back up coat all is provided with the buffer layer, and the inner chamber of buffer layer evenly is provided with buffer gear.

Preferably, the cross section area of the second material blocking plate is smaller than that of the first material blocking plate, and the top of the second material blocking plate is provided with a screen.

Based on the technical characteristics, the second material baffle can freely lift in the inner cavity of the first material baffle, the arrangement of the screen ensures that large coarse particles which are not ground are prevented from being on the grinding disc, the cyclic load is reduced, and the grinding efficiency is improved.

Preferably, the inner cavities of the first clamping block and the second clamping block are provided with first screw holes, the inner cavities of the first clamping groove and the second clamping groove are provided with second screw holes, and the aperture size of the first screw hole is equal to that of the second screw hole.

Based on above-mentioned technical characteristics, fixed connection between first fixture block and first draw-in groove and second fixture block and the second draw-in groove is conveniently assembled fast to the convenience.

Preferably, stop gear includes pull rod, reset spring, first spacing hole, gag lever post and the spacing hole of second, stop gear's reset spring all is located the one end that main part vertical center line was kept away from to first striker plate, reset spring keeps away from the one end of first striker plate and all installs the pull rod, the one end that the pull rod is close to first striker plate all is provided with the gag lever post, the inner chamber of first striker plate and second striker plate is equallyd divide and is do not be equipped with first spacing hole and the spacing hole of second that matches each other with the gag lever post

Based on the technical characteristics, the limiting mechanism is arranged so that the second material baffle plate can be fixed in the inner cavity of the first material baffle plate, and the second material baffle plate is limited to a certain extent.

Preferably, buffer gear includes first buffering ball, buffer spring and second buffering ball, buffer gear's first buffering ball equidistant position is in the top of buffer layer inner chamber, the bottom equidistant position of buffer layer inner chamber is provided with second buffering ball, all be provided with buffer spring between the inboard of second buffering ball and first buffering ball.

Based on above-mentioned technical characteristics, when the material striking was on first striker plate, buffer spring turned into elastic potential energy with the impact, was convenient for protect first striker plate.

Preferably, the inner cavity of the carbon steel reinforcing layer is provided with a first reinforcing rod and a second reinforcing rod respectively, and an isosceles triangle is formed between each two adjacent reinforcing rods.

Based on the technical characteristics, the internal structure of the first material baffle plate is more stable, the strength of the first material baffle plate is improved, and the situation of fracture is avoided.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the first clamping groove in the first connecting seat is clamped with the first clamping block in the second connecting seat, the second clamping block and the second clamping groove are clamped together to be spliced into a whole circle shape, the locking bolt is screwed into the inner cavities of the first screw hole and the second screw hole in sequence at the moment, the original integral material blocking ring is improved into a split type material blocking ring which can be spliced, when a main body is damaged, the whole material blocking ring does not need to be replaced, the cost required in production and processing is greatly reduced, a screen on the upper portion of the second material blocking plate guarantees that large coarse particles which are not ground are blocked on a grinding disc, the cyclic load is reduced, and the grinding efficiency is improved;

(2) because the cross sectional area of first striker plate is greater than the cross sectional area of second striker plate, when needs are adjusted whole striker ring's height, only need stimulate the pull rod, the pull rod stretches the inner chamber that makes first spacing hole break away from first striker plate and second striker plate to reset spring, remove the limiting displacement to second striker plate, can realize adjusting the height of second striker plate, thereby realize handling whole striker ring height's adjustment, satisfy the user demand of different specification vertical mill apparatus, the practicality of striker ring has been improved.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic top view of the second connecting seat of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 1;

fig. 5 is the schematic view of the sectional structure of the first striker plate of the present invention.

In the figure: 1. a main body; 2. reserving a hole; 3. a first connecting seat; 4. a first card slot; 5. a first screw hole; 6. a first clamping block; 7. a second connecting seat; 8. a first striker plate; 9. a second fixture block; 10. a second card slot; 11. a second retainer plate; 12. a seal ring; 13. screening a screen; 14. a second screw hole; 15. a limiting mechanism; 1501. a pull rod; 1502. a return spring; 1503. a first limit hole; 1504. a limiting rod; 1505. a second limiting hole; 16. a buffer layer; 17. a buffer mechanism; 1701. a first buffer ball; 1702. a buffer spring; 1703. a second buffer ball; 18. a carbon steel reinforcement layer; 19. a first reinforcement bar; 20. a second reinforcement bar; 21. and a rubber wear-resistant layer.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a material blocking ring with a material screening function for a vertical mill comprises a main body 1, wherein a first connecting seat 3 is installed at the left end of an inner cavity of the main body 1, a second connecting seat 7 is installed at the right end of the inner cavity of the main body 1, preformed holes 2 are formed in the edges of the first connecting seat 3 and the second connecting seat 7 at equal intervals, a first clamping groove 4 is formed in the upper end of the right side wall of the first connecting seat 3, a second clamping block 9 is arranged at the lower end of the right side wall of the first connecting seat 3, a first clamping block 6 matched with the first clamping groove 4 is arranged at the upper end of the left side wall of the second connecting seat 7, a second clamping groove 10 matched with the second clamping block 9 is arranged at the lower end of the left side wall of the second connecting seat 7, first screw holes 5 are formed in the inner cavities of the first clamping block 6 and the second clamping block 9, second screw holes 14 are formed in the inner cavities of the first clamping groove 4 and the second clamping groove 10, and the aperture size of the first screw holes 5 is equal to the aperture size of the second screw holes 14, the bottom parts of the first connecting seat 3 and the second connecting seat 7 are respectively provided with a sealing ring 12, one ends of the first connecting seat 3 and the second connecting seat 7, which are far away from the vertical central line of the main body 1, are respectively fixed with a first striker plate 8, the inner cavity of the first striker plate 8 is respectively movably provided with a second striker plate 11, the cross-sectional area of the second striker plate 11 is smaller than that of the first striker plate 8, the top part of the second striker plate 11 is respectively provided with a screen 13, the top part and the bottom part of one end of the first striker plate 8, which is far away from the vertical central line of the main body 1, are respectively provided with a limiting mechanism 15, each limiting mechanism 15 comprises a pull rod 1501, a reset spring 1502, a first limiting hole 1503, a limiting rod 1504 and a second limiting hole 1505, the reset spring 1502 of each limiting mechanism 15 is positioned at one end of the first striker plate 8, which is far away from the vertical central line of the main body 1, and the pull rod 1501 is arranged at one end of the reset spring 1502, which is far away from the first striker plate 8, the end, close to the first striker plate 8, of the pull rod 1501 is provided with a limiting rod 1504, the inner cavities of the first striker plate 8 and the second striker plate 11 are respectively provided with a first limiting hole 1503 and a second limiting hole 1505 which are matched with the limiting rod 1504, the inner walls of the first striker plate 8 are respectively provided with a rubber wear layer 21, one end, close to the rubber wear layer 21, of the inner wall of the first striker plate 8 is provided with a carbon steel reinforcing layer 18, the inner cavity of the carbon steel reinforcing layer 18 is respectively provided with a first reinforcing rod 19 and a second reinforcing rod 20, an isosceles triangle is formed between the adjacent first reinforcing rod 19 and the second reinforcing rod 20, one end, far away from the rubber wear layer 21, of the carbon steel reinforcing layer 18 is provided with a buffer layer 16, the inner cavity of the buffer layer 16 is uniformly provided with a buffer mechanism 17, the buffer mechanism 17 comprises a first buffer ball 1701, a buffer spring 1702 and a second buffer ball 1703, the first buffer balls 1701 of the buffer mechanism 17 are positioned at the top of the inner cavity of the buffer layer 16 at equal intervals, the bottom of the cavity of the cushioning layer 16 is provided with second cushioning balls 1703 at equal intervals, and cushioning springs 1702 are arranged between the inner sides of the second cushioning balls 1703 and the first cushioning balls 1701.

The working principle is as follows: when the material blocking ring is used, when the material blocking ring is required to be used for blocking abrasive materials, the material blocking ring is required to be spliced, when the material blocking ring is spliced, the first clamping groove 4 on the first connecting seat 3 and the first clamping block 6 on the second connecting seat 7 are clamped with each other, the second clamping block 9 and the second clamping groove 10 are clamped with each other to be spliced into a full circle shape, the locking bolt is screwed into the inner cavities of the first screw hole 5 and the second screw hole 14 in sequence, splicing can be completed, the original integral material blocking ring is improved into a split type material blocking ring which can be spliced, when the main body 1 is damaged, the whole material blocking ring is not required to be replaced, the cost required during production and processing is greatly reduced, according to the specification of a vertical grinding tool, the height of the material blocking ring can be finely adjusted, only the pull rod 1501 needs to be pulled, the reset spring 1502 is stretched to enable the first limiting hole 1503 to be separated from the inner cavities of the first material blocking plate 8 and the second material blocking plate 11, the limiting effect on the second material baffle plate 11 is removed, the height of the second material baffle plate 11 can be adjusted, the adjustment treatment on the height of the whole material baffle ring is realized, the use requirements of vertical grinding tools with different specifications are met, the practicability of the material baffle ring is improved, after the height is determined, the pull rod 1501 is loosened, the elastic force of the reset spring 1502 enables the first limiting hole 1503 to be clamped into the inner cavities of the first material baffle plate 8 and the second material baffle plate 11 again, the constraint of acting force is carried out on the second material baffle plate 11 again, the screen 13 is arranged at the top of the second material baffle plate 11, the large coarse particles which are not ground are guaranteed to be stopped on the grinding disc, the cyclic load is reduced, the grinding efficiency is improved, the wear resistance of the material baffle ring is improved by arranging the rubber wear-resistant layer 21 in the first material baffle plate 8 in the using process, and the first reinforcing rod 19 and the second reinforcing rod 20 are arranged, make the inner structure of first striker plate 8 more stable, improved first striker plate 8's intensity, through setting up buffer gear 17 for the striker plate circle has certain cushioning nature in the in-process of using, when the material striking is in the inside of striker plate circle, can protect the striker plate circle, thereby has prolonged the life of striker plate circle effectively.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides a found mill with keeping off material circle that has material screening function, includes main part (1), its characterized in that: first connecting seat (3) is installed to the left end of main part (1) inner chamber, second connecting seat (7) is installed to the right-hand member of main part (1) inner chamber, the edge of first connecting seat (3) and second connecting seat (7) is equidistant to be provided with preformed hole (2), first draw-in groove (4) have been seted up to the upper end of first connecting seat (3) right side wall, the lower extreme of first connecting seat (3) right side wall is provided with second fixture block (9), the upper end of second connecting seat (7) left side wall is provided with first fixture block (6) that matches each other with first draw-in groove (4), the lower extreme of second connecting seat (7) left side wall is provided with second draw-in groove (10) that matches each other with second fixture block (9), the bottom of first connecting seat (3) and second connecting seat (7) all is provided with sealing washer (12), the one end that main part (1) perpendicular central line was kept away from to first connecting seat (3) and second connecting seat (7) all is fixed with First striker plate (8), the equal movable mounting in inner chamber of first striker plate (8) has second striker plate (11), top and the bottom that main part (1) perpendicular center line one end was kept away from in first striker plate (8) all are provided with stop gear (15), the inner wall of first striker plate (8) all is provided with rubber wearing layer (21), the one end that first striker plate (8) inner wall is close to rubber wearing layer (21) all is provided with carbon steel back up coat (18), the one end that rubber wearing layer (21) were kept away from in carbon steel back up coat (18) all is provided with buffer layer (16), and the inner chamber of buffer layer (16) evenly is provided with buffer gear (17).

2. The material blocking ring with the material screening function for the vertical mill according to claim 1, is characterized in that: the cross sectional area of the second material blocking plate (11) is smaller than that of the first material blocking plate (8), and the top of the second material blocking plate (11) is provided with a screen (13).

3. The material blocking ring with the material screening function for the vertical mill according to claim 1, is characterized in that: first screw holes (5) are formed in inner cavities of the first clamping block (6) and the second clamping block (9), second screw holes (14) are formed in inner cavities of the first clamping groove (4) and the second clamping groove (10), and the aperture size of the first screw holes (5) is equal to that of the second screw holes (14).

4. The material blocking ring with the material screening function for the vertical mill according to claim 1, is characterized in that: stop gear (15) include pull rod (1501), reset spring (1502), first spacing hole (1503), gag lever post (1504) and second spacing hole (1505), reset spring (1502) of stop gear (15) all are located first striker plate (8) and keep away from the one end of main part (1) vertical center line, pull rod (1501) are all installed to the one end that first striker plate (8) were kept away from in reset spring (1502), the one end that pull rod (1501) are close to first striker plate (8) all is provided with gag lever post (1504), the inner chamber of first striker plate (8) and second striker plate (11) is equallyd divide and is equipped with first spacing hole (1503) and second spacing hole (1505) that match each other with gag lever post (1504).

5. The material blocking ring with the material screening function for the vertical mill according to claim 1, is characterized in that: the buffer mechanism (17) comprises first buffer balls (1701), buffer springs (1702) and second buffer balls (1703), the first buffer balls (1701) of the buffer mechanism (17) are located at the top of an inner cavity of the buffer layer (16) at equal intervals, the second buffer balls (1703) are arranged at the bottom of the inner cavity of the buffer layer (16) at equal intervals, and the buffer springs (1702) are arranged between the inner sides of the second buffer balls (1703) and the first buffer balls (1701).

6. The material blocking ring with the material screening function for the vertical mill according to claim 1, is characterized in that: the inner cavity of the carbon steel reinforcing layer (18) is respectively provided with a first reinforcing rod (19) and a second reinforcing rod (20), and an isosceles triangle is formed between each two adjacent reinforcing rods (19) and each adjacent two reinforcing rods (20).