CN217940361U

CN217940361U - Pipe mill composite discharging grid plate structure with sieve plate

Info

Publication number: CN217940361U
Application number: CN202220848245.XU
Authority: CN
Inventors: 董威; 米海涛; 张春林; 张伟; 魏来; 安阳; 李贺焕; 柏朝伟
Original assignee: Tangshan Jidong Development Machinery Equipment Manufacturing Co ltd
Current assignee: Tangshan Jidong Development Machinery Equipment Manufacturing Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-12-02
Anticipated expiration: 2032-04-13

Abstract

The application relates to the technical field of tube mills, and discloses a tube mill composite discharging grid plate structure with a sieve plate, which comprises a grid plate body, wherein the inside of the grid plate body is hollow, the inside of the grid plate body is provided with a discharging sieve plate, the grid plate body is provided with a mounting hole, the discharging sieve plate is connected with a plurality of mounting bolts, each mounting bolt all passes through a corresponding mounting hole, and the rod wall of each mounting bolt is in threaded connection with a locking nut. This application can improve the percent of pass of material greatly through simple additional installation ejection of compact sieve, can effectively improve tube mill machine output, excellent in use effect can effectively improve the intensity of comb board week side simultaneously, prevents that gap department from taking place to warp.

Description

Pipe mill composite discharging grid plate structure with sieve plate

Technical Field

The application relates to the technical field of tube mills, in particular to a tube mill composite discharging grid plate structure with a sieve plate.

Background

The tube mill is one of main cement equipment, is the key equipment that the material is smashed and then is smashed, and the discharging grate plate is the component used for passing the material.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, at present, the discharging grate plate is relatively simple in structure, holes are directly formed in the discharging grate plate body, the hole opening rate is about 7%, the feeding granularity is 2mm, the passing rate is not more than 8%, under the condition, for example, the yield of a 4.2 x 13-meter tube mill can only reach about 130t/h and can not meet the requirement of production at present, the tube mill runs for a long time, the condition of grate plate grate gap blockage often occurs, and the condition is mainly caused by insufficient discharging capacity of the discharging grate plate, so that the tube mill composite discharging grate plate structure with the sieve plate is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the discharging grate plate in the prior art is relatively simple in structure, directly open pores on the discharging grate plate body, the aperture ratio is about 7%, the feed granularity is 2mm, the pass rate is not more than 8%, under the condition, for example, the yield of a 4.2X 13-meter tube mill can only reach about 130t/h, the current production requirement can not be met far away, and the tube mill runs for a long time, the condition that the grate plate grate seam is blocked often appears, mainly because the discharging grate plate has insufficient material passing capacity, the problem of the result is caused, and the composite discharging grate plate structure with the sieve plate for the tube mill is provided.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a take pipe mill combined discharging comb plate structure of sieve, includes the comb plate body, the inside of comb plate body is cavity setting, the inside of comb plate body is equipped with ejection of compact sieve, the mounting hole has been seted up to the comb plate body, ejection of compact sieve is connected with a plurality of construction bolts, every construction bolt all passes corresponding mounting hole, every the equal threaded connection of construction bolt's pole wall has lock nut.

Through the arrangement, the discharging sieve plate is simply additionally arranged, so that the passing rate of materials can be greatly improved, the machine yield of the tube mill can be effectively improved, and the using effect is good.

Preferably, a plurality of rectangular through-holes have been seted up to the lateral wall of ejection of compact sieve, and are a plurality of rectangular through-hole all is annular evenly distributed about the axis of comb board body.

Through the arrangement, the opening rate of the discharging sieve plate can be ensured through the strip through holes, and the using effect is ensured.

Preferably, one end of each locking nut, which is close to the grate plate body, is provided with a sealing washer, and each sealing washer is movably sleeved with the rod wall of the bolt installed on the same side.

Through the arrangement, through the sealing washer, the compression joint part of the locking nut can be additionally provided with the seal, so that the material is prevented from entering.

Preferably, two sides of one end, far away from the grate plate body, of each locking nut are fixedly connected with L-shaped limiting blocks, and the side walls of the L-shaped limiting blocks are provided with limiting pins in a nailing mode and connected with the rod ends of the mounting bolts on the same side through the limiting pins.

Through the arrangement, after the locking nut is locked, the two limiting pins are driven into the corresponding two L-shaped limiting blocks and the corresponding mounting bolt, the locking nut can be locked and fixed through the limiting pins matched with the L-shaped limiting blocks, and the locking nut is prevented from loosening and affecting the sealing effect of the sealing washer and the stable mounting of the discharge sieve plate.

Preferably, the distance between two adjacent strip through holes on the same side is kept within the range of 8.5mm to 9.5 mm.

Through the arrangement, the overall strength of the discharging sieve plate can be ensured, the aperture ratio can reach about 34%, and the using effect is good.

Preferably, the outer side of the grate plate body is sleeved with an annular reinforcing rib, and a plurality of locking bolts are fixedly arranged between the side wall of the annular reinforcing rib and the side wall of the grate plate body.

Through the arrangement, the support strength of the outer edge of the grate plate body can be improved through the annular reinforcing ribs and the locking bolts, and the phenomenon of deformation of the gap of the grate plate body is prevented.

Preferably, a plurality of grooves are formed in the outer annular wall of the annular reinforcing rib, and the bolt handle of each locking bolt is located inside the groove on the same side.

Through the arrangement, the locking bolt can be hidden through the groove, and the influence on the installation and the rotation of the grate plate body is prevented.

Compared with the prior art, this application provides a tube mill combined discharging comb plate structure of taking sieve, possesses following beneficial effect:

1. this take tube mill combined discharging comb plate structure of sieve through mutually supporting of comb plate body, ejection of compact sieve, construction bolt and lock nut who is equipped with, through changing the comb plate body is inside into the cavity design to install ejection of compact sieve additional, the structure of installing additional is not complicated, and is simple relatively, has but improved the material through-put greatly, can effectively improve tube mill machine output, excellent in use effect.

2. This take tube mill combined discharging comb plate structure of sieve, a plurality of rectangular through-holes through being equipped with, can ensure the percent opening of ejection of compact sieve through rectangular through-hole, ensure the result of use, through the seal ring that is equipped with, it is sealed to install additional through lock nut's crimping department, prevent that the material from getting into, mutually support through a plurality of L shape stoppers and the spacing pin that are equipped with, can carry out the locking-up release protection to lock nut, prevent that lock nut pine takes off the sealed effect that influences seal ring, mutually support through the annular strengthening rib and a plurality of lock bolt that are equipped with, can improve the structure and be simple relatively, the rate of passing through of cement has been improved greatly, can effectively improve the intensity of comb plate body week side, prevent that gap department from taking place to warp.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application can improve the percent of pass of material greatly through simple additional installation ejection of compact sieve, can effectively improve tube mill machine output, excellent in use effect can effectively improve the intensity of comb board week side simultaneously, prevents that gap department from taking place to warp.

Drawings

Fig. 1 is a schematic structural view of a pipe mill composite discharging grate plate structure with a sieve plate according to the present application;

FIG. 2 is a schematic side view of the structure of FIG. 1;

FIG. 3 is an enlarged view of the portion A in FIG. 1;

fig. 4 is an enlarged view of a portion B in fig. 2.

In the figure: 1. a grate plate body; 2. a discharging sieve plate; 3. installing a bolt; 4. locking the nut; 5. a strip through hole; 6. a sealing gasket; 7. an L-shaped limiting block; 8. a limit pin; 9. an annular reinforcing rib; 10. locking the bolt; 11. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Embodiment 1 refers to fig. 1-4, a pipe mill composite discharging grate plate structure with a sieve plate comprises a grate plate body 1, the interior of the grate plate body 1 is hollow, a discharging sieve plate 2 is arranged inside the grate plate body 1, mounting holes are formed in the grate plate body 1, the discharging sieve plate 2 is connected with a plurality of mounting bolts 3, each mounting bolt 3 penetrates through the corresponding mounting hole, and a locking nut 4 is in threaded connection with the rod wall of each mounting bolt 3.

One end of each locking nut 4 close to the grate plate body 1 is provided with a sealing washer 6, each sealing washer 6 is movably sleeved with the rod wall of the mounting bolt 3 on the same side, and the compression joint of the locking nuts 4 is additionally provided with a seal through the sealing washers 6 to prevent materials from entering.

Every lock nut 4 keeps away from the equal fixedly connected with L shape stopper 7 in one end both sides of comb plate body 1, the lateral wall of every L shape stopper 7 is all followed closely and is equipped with spacing pin 8 and is connected with the rod end of homonymy construction bolt 3 through spacing pin 8, after locking lock nut 4, on nailing two spacing pins 8 into two L shape stoppers 7 and construction bolt 3 that correspond, through spacing pin 8 cooperation L shape stopper 7, can lock nut 4 fixedly, prevent that lock nut 4 from taking place to take place to loosen and take off the sealed effect that influences seal ring 6 and the stable installation of ejection of compact sieve 2.

Embodiment 2 is as shown in fig. 1-3 on the basis of embodiment 1, and a plurality of rectangular through-holes 5 have been seted up to the lateral wall of ejection of compact sieve 2, and a plurality of rectangular through-holes 5 all are annular evenly distributed about the axis of comb board body 1, through rectangular through-hole 5, can ensure the percent opening of ejection of compact sieve 2, ensure the result of use.

The distance between two adjacent rectangular through-holes 5 of homonymy keeps setting up in 8.5mm to 9.5mm within range, through this kind of setting, can ensure ejection of compact sieve 2's bulk strength, can make the percent opening reach about 34 again, excellent in use effect.

Embodiment 3 as shown in fig. 1 to 3, on the basis of embodiment 1, an annular reinforcing rib 9 is sleeved outside the grate plate body 1, a plurality of locking bolts 10 are fixedly arranged between the side wall of the annular reinforcing rib 9 and the side wall of the grate plate body 1, and the annular reinforcing rib 9 and the plurality of locking bolts 10 can improve the supporting strength of the outer edge of the grate plate body 1 and prevent the gap of the grate plate body 1 from deforming.

A plurality of recesses 11 have been seted up to the outer rampart of annular strengthening rib 9, and the stock of every lock solid bolt 10 all is located the inside setting of homonymy recess 11, through recess 11, can hide lock solid bolt 10, prevents to influence the installation and the rotation of comb plate body 1.

In this application, during the use, comb plate body 1 follows the tube mill and rotates with the same angle, because ejection of compact sieve 2 is with construction bolt 3, lock nut 4 fixes on comb plate body 1, so ejection of compact sieve 2 also follows comb plate body 1 and rotates, because the tube mill has certain gradient, grit aggregate is moved to the discharge end by tube mill pan feeding end, preferentially contact comb plate body 1, the grit aggregate passes through the gap between comb plate body 1, get into ejection of compact sieve 2, along with the gyration of tube mill machine, the fine aggregate passes ejection of compact sieve 2, and coarse fodder and little grinding medium etc. are taken the eminence along with the gyration, then continue to grind the material that does not pass through smoothly once more, until can pass through ejection of compact sieve 2.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The utility model provides a take pipe mill combined discharging comb plate structure of sieve, includes comb plate body (1), its characterized in that, the inside of comb plate body (1) is cavity setting, the inside of comb plate body (1) is equipped with ejection of compact sieve (2), the mounting hole has been seted up in comb plate body (1), ejection of compact sieve (2) are connected with a plurality of mounting bolts (3), every mounting bolt (3) all pass corresponding mounting hole, every the equal threaded connection of rod wall of mounting bolt (3) has lock nut (4).

2. The pipe mill composite discharging grate plate structure with the sieve plate as claimed in claim 1, wherein the side wall of the discharging sieve plate (2) is provided with a plurality of strip through holes (5), and the strip through holes (5) are uniformly distributed in an annular shape about the axis of the grate plate body (1).

3. The pipe mill composite discharging grate plate structure with the sieve plate as claimed in claim 1, wherein one end of each locking nut (4) close to the grate plate body (1) is provided with a sealing washer (6), and each sealing washer (6) is movably sleeved with the rod wall of the mounting bolt (3) on the same side.

4. The pipe mill composite discharging grate plate structure with the sieve plate as claimed in claim 1, wherein L-shaped limiting blocks (7) are fixedly connected to two sides of one end, away from the grate plate body (1), of each locking nut (4), and a limiting pin (8) is nailed on the side wall of each L-shaped limiting block (7) and connected with the rod end of the mounting bolt (3) on the same side through the limiting pin (8).

5. The tube mill composite discharging grate structure with the screen plates as claimed in claim 2, wherein the distance between two adjacent strip through holes (5) on the same side is kept within the range of 8.5mm to 9.5 mm.

6. The tube mill composite discharging grate plate structure with the sieve plates as claimed in claim 1, wherein an annular reinforcing rib (9) is sleeved outside the grate plate body (1), and a plurality of locking bolts (10) are jointly and fixedly arranged between the side wall of the annular reinforcing rib (9) and the side wall of the grate plate body (1).

7. The pipe mill composite discharging grate plate structure with the sieve plate as claimed in claim 6, wherein the outer annular wall of the annular reinforcing rib (9) is provided with a plurality of grooves (11), and the handle of each locking bolt (10) is arranged inside the groove (11) on the same side.