CN211231572U

CN211231572U - Powder concentrator for cement production

Info

Publication number: CN211231572U
Application number: CN201921966717.6U
Authority: CN
Inventors: 曾小庆; 陆如意; 卢建新; 曾婷; 李长东
Original assignee: Hubei Jinglan Cement Co ltd; Hubei Jinglan Cement Group Co ltd
Current assignee: Hubei Jinglan Cement Co ltd; Hubei Jinglan Cement Group Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-11
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a grind selection powder machine technical field, and disclose a cement manufacture is with selection powder machine, which comprises an outer shell body, shell body's top fixed mounting has the feeder hopper, shell body inner chamber's diapire fixed mounting has the bearing, the inside fixed mounting of bearing has the pivot. This powder concentrator for cement manufacture, can pour the powder into to the shell body in through the feeder hopper and filter, the fixed plate, the sealed cowling, first sealing ring and second sealing ring are the structure of fixed mounting inside the shell body, when installing rotor body, put wear ring at the top of fixed plate earlier, it is fixed to make wear ring in the screw at wear ring and fixed plate top to pass fixing bolt, then pass the jack on the fixed plate with rotor body, be connected pivot and bearing, the carousel in the rotor body outside just is located wear ring inboard this moment, the limit ring of carousel bottom just impresses the ball, the purpose easy to assemble has been reached.

Description

Powder concentrator for cement production

Technical Field

The utility model relates to a grind selection powder machine technical field, specifically be a selection powder machine for cement manufacture.

Background

The closed circuit grinding system is one of the most commonly used production processes in cement industry production, and aims to improve the productivity of the grinding system, reduce production energy consumption and improve machine hour yield.

Various sealing structures of powder grinding and selecting machines in the market at present generally have the defect of inconvenient installation, and the sealing failure between a rotor and a shell on the powder selecting machine can cause coarse particles to appear in products, so the powder grinding and selecting machines are generally sealed by adopting a complex labyrinth sealing mode, but the mode needs a complex structure and a complex mounting method to seal, the mounting process is very troublesome, and the powder grinding and selecting machines are inconvenient to install quickly, so the powder grinding and selecting machines for cement production are provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art's not enough, the utility model provides a powder concentrator for cement manufacture possesses advantages such as easy to assemble, has solved sealed inefficacy between rotor on the powder concentrator and the casing and can make the coarse grain appear in the product, so generally adopt complicated labyrinth seal mode to seal both, however this kind of mode needs complicated structure and complicated mounting method to seal, and the installation is very troublesome, the problem of inconvenient quick installation.

(II) technical scheme

In order to realize the convenient installation purpose, the utility model provides a following technical scheme: a powder concentrator for cement production, which comprises a shell body, wherein the top of the shell body is fixedly provided with a feed hopper, a bearing is fixedly arranged on the bottom wall of the inner cavity of the shell body, a rotating shaft is fixedly arranged in the bearing, a rotor body is fixedly arranged on the outer side of the rotating shaft, a fixing plate is fixedly arranged on the inner side wall of the shell body, the top of the fixed plate is provided with an insertion hole, the top of the fixed plate is movably provided with a wear-resistant ring, the top of the wear-resistant ring is fixedly provided with a fixed bolt, the outer side of the rotor body is fixedly provided with a turntable, the top of the fixing plate is provided with an annular groove, the inside of the annular groove is movably provided with a ball, the bottom of the rotary disc is fixedly provided with a limiting ring, the inner part of the jack is fixedly provided with a first sealing ring, the bottom fixed mounting of fixed plate has the sealed cowling, the bottom fixed mounting of sealed cowling has the second sealing ring.

Preferably, the feed hopper is communicated with the shell body, and the shell body is in a cylindrical shape with a hollow inner part.

Preferably, the rotor body is a cylinder, the diameter of the rotor body is smaller than the inner diameter of the insertion hole, and the diameter of the rotor body is matched with the sizes of the first sealing ring and the second sealing ring.

Preferably, the number of the balls is several, and the several balls are uniformly distributed in the annular groove.

Preferably, the limiting ring is in a circular annular three-dimensional structure, an annular limiting groove is formed in the bottom of the limiting ring, and the width of the annular limiting groove is matched with the diameter of the ball.

Preferably, the top of the fixed plate and the top of the wear-resistant ring are both provided with screw holes, the wear-resistant ring is a ceramic ring, and the inner diameter of the wear-resistant ring is matched with the outer diameter of the rotary table.

(III) advantageous effects

Compared with the prior art, the utility model provides a powder concentrator for cement manufacture possesses following beneficial effect:

1. this powder concentrator for cement manufacture, can pour the powder into to the shell body in through the feeder hopper and filter, the fixed plate, the sealed cowling, first sealing ring and second sealing ring are the structure of fixed mounting inside the shell body, when installing rotor body, put wear ring at the top of fixed plate earlier, it is fixed to make wear ring in the screw at wear ring and fixed plate top to pass fixing bolt, then pass the jack on the fixed plate with rotor body, be connected pivot and bearing, the carousel in the rotor body outside just is located the wear ring inboard this moment, the limit ring of carousel bottom just impresses the ball, rotor body also passes first sealing ring, sealed cowling and second sealing ring, accomplish rotor body seal structure's fixed mounting, the mesh of easy to assemble has been reached.

2. This powder concentrator for cement manufacture, the ball of impressing through the limit ring of carousel bottom, can guarantee that the carousel is rotatory along with rotor body, also can press at the top of fixed plate through the carousel and seal, and through wear-resisting ring's setting, prevent that carousel wearing and tearing from leading to sealed effect to reduce, setting through first sealing ring, rotor body in the messenger jack is sealed, and through the setting of sealed cowling and second sealing ring, further seal rotor body's bottom, three-layer seal has been formed, thereby sealed effectual purpose has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the rotor comprises a shell body 1, a feed hopper 2, a bearing 3, a rotating shaft 4, a rotor body 5, a fixing plate 6, a jack 7, a wear-resistant ring 8, a fixing bolt 9, a rotary table 10, an annular groove 11, a ball 12, a limiting ring 13, a first sealing ring 14, a sealing cover 15 and a second sealing ring 16.

Detailed Description

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. 1-2, a powder concentrator for cement production comprises a housing 1, a feed hopper 2 is fixedly installed at the top of the housing 1, the feed hopper 2 is communicated with the housing 1, powder can be poured into the housing 1 through the feed hopper 2 for screening, a fixing plate 6, a sealing cover 15, a first sealing ring 14 and a second sealing ring 16 are all structures fixedly installed inside the housing 1, when a rotor 5 is installed, a wear-resistant ring 8 is first placed at the top of the fixing plate 6, a fixing bolt 9 is passed through the wear-resistant ring 8 and a screw hole at the top of the fixing plate 6 to fix the wear-resistant ring 8, then the rotor 5 is passed through a jack 7 on the fixing plate 6 to connect a rotating shaft 4 with a bearing 3, at this time, a rotary disc 10 at the outer side of the rotor 5 is just positioned at the inner side of the wear-resistant ring 8, a limiting ring 13 at the bottom of the, the rotor body 5 also penetrates through the first sealing ring 14, the sealing cover 15 and the second sealing ring 16 to complete the fixed installation of the sealing structure of the rotor body 5, the shell body 1 is in the shape of a cylinder with a hollow inner part, the bottom wall of the inner cavity of the shell body 1 is fixedly provided with the bearing 3, the inner part of the bearing 3 is fixedly provided with the rotating shaft 4, the outer side of the rotating shaft 4 is fixedly provided with the rotor body 5, the rotor body 5 is in the shape of a cylinder, the diameter of the rotor body 5 is smaller than the inner diameter of the jack 7, the diameter of the rotor body 5 is matched with the sizes of the first sealing ring 14 and the second sealing ring 16, the inner side wall of the shell body 1 is fixedly provided with the fixing plate 6, the tops of the fixing plate 6 and the wear-resisting ring 8 are both provided with screw holes, the wear-resisting ring 8 is a ceramic ring, the ceramic is wear-resistant and, the top of the fixed plate 6 is movably provided with a wear-resisting ring 8, the top of the wear-resisting ring 8 is fixedly provided with a fixed bolt 9, the outer side of the rotor body 5 is fixedly provided with a turntable 10, balls 12 are pressed in through a limiting ring 13 at the bottom of the turntable 10, the turntable 10 can be ensured to rotate along with the rotor body 5, the top of the fixed plate 6 can be pressed through the turntable 10 for sealing, the sealing effect is reduced due to the abrasion of the turntable 10 through the arrangement of the wear-resisting ring 8, the rotor body 5 in the jack 7 is sealed through the arrangement of a first sealing ring 14, the bottom of the rotor body 5 is further sealed through the arrangement of a sealing cover 15 and a second sealing ring 16, three-layer sealing is formed, the purpose of good sealing effect is achieved, the top of the fixed plate 6 is provided with an annular groove 11, the balls 12 are movably arranged in the annular groove 11, and the, a plurality of ball 12 evenly distributed is in the inside of ring channel 11, the bottom fixed mounting of carousel 10 has limit ring 13, limit ring 13's shape is circular annular spatial structure, limit ring 13's bottom has been seted up annular limit groove, the width in annular limit groove and ball 12's diameter looks adaptation, the inside fixed mounting of jack 7 has first sealing ring 14, the bottom fixed mounting of fixed plate 6 has seal cover 15, the bottom fixed mounting of seal cover 15 has second sealing ring 16.

When the rotor body 5 is installed, the wear-resistant ring 8 is firstly placed at the top of the fixed plate 6, and the fixing bolt 9 penetrates through the wear-resistant ring 8 and the screw hole in the top of the fixed plate 6 to enable the wear-resistant ring 8 to be fixed.

To sum up, the powder concentrator for cement production can pour powder into the shell body 1 through the feed hopper 2 for screening, the fixing plate 6, the sealing cover 15, the first sealing ring 14 and the second sealing ring 16 are all structures fixedly installed in the shell body 1, when the rotor body 5 is installed, firstly, the wear-resistant ring 8 is placed at the top of the fixed plate 6, the fixed bolt 9 is penetrated through the wear-resistant ring 8 and the screw hole at the top of the fixed plate 6 to fix the wear-resistant ring 8, then, the rotor body 5 penetrates through the jack 7 on the fixing plate 6, the rotating shaft 4 is connected with the bearing 3, the rotary disc 10 on the outer side of the rotor body 5 is just positioned on the inner side of the wear-resisting ring 8, the limiting ring 13 at the bottom of the rotary disc 10 is just pressed into the ball 12, the rotor body 5 also penetrates through the first sealing ring 14, the sealing cover 15 and the second sealing ring 16, the fixed installation of the sealing structure of the rotor body 5 is completed, and the purpose of convenient installation is achieved.

Furthermore, the ball 12 is pressed in through the limiting ring 13 at the bottom of the rotary disc 10, which can ensure that the rotary disc 10 rotates along with the rotor body 5, and can also press on the top of the fixed plate 6 through the rotary disc 10 to seal, and through the arrangement of the wear-resisting ring 8, the abrasion of the rotary disc 10 is prevented from causing the reduction of the sealing effect, through the arrangement of the first sealing ring 14, the rotor body 5 in the jack 7 is sealed, and through the arrangement of the sealing cover 15 and the second sealing ring 16, the bottom of the rotor body 5 is further sealed, so that three-layer sealing is formed, the purpose of good sealing effect is achieved, the problem that coarse particles appear in the product due to the sealing failure between the rotor and the shell on the powder concentrator is solved, so the two are generally sealed by adopting a complicated labyrinth sealing mode, however, the mode needs a complicated structure and a complicated mounting method to seal, and the mounting process is, inconvenient and quick installation.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a powder concentrator for cement manufacture, includes shell body (1), its characterized in that: the top fixed mounting of shell body (1) has feeder hopper (2), the diapire fixed mounting of shell body (1) inner chamber has bearing (3), the inside fixed mounting of bearing (3) has pivot (4), the outside fixed mounting of pivot (4) has rotor body (5), and the inside wall fixed mounting of shell body (1) has fixed plate (6), jack (7) have been seted up at the top of fixed plate (6), the top movable mounting of fixed plate (6) has wear-resisting ring (8), the top fixed mounting of wear-resisting ring (8) has fixing bolt (9), the outside fixed mounting of rotor body (5) has carousel (10), ring channel (11) have been seted up at the top of fixed plate (6), the inside movable mounting of ring channel (11) has ball (12), the bottom fixed mounting of carousel (10) has limit ring (13), the inside fixed mounting of jack (7) has first sealing ring (14), the bottom fixed mounting of fixed plate (6) has sealed cowling (15), the bottom fixed mounting of sealed cowling (15) has second sealing ring (16).

2. The powder concentrator for cement production according to claim 1, characterized in that: the feed hopper (2) is communicated with the shell body (1), and the shell body (1) is in a hollow cylinder.

3. The powder concentrator for cement production according to claim 1, characterized in that: the rotor body (5) is a cylinder, the diameter of the rotor body (5) is smaller than the inner diameter of the insertion hole (7), and the diameter of the rotor body (5) is matched with the sizes of the first sealing ring (14) and the second sealing ring (16).

4. The powder concentrator for cement production according to claim 1, characterized in that: the number of the balls (12) is a plurality, and the balls (12) are uniformly distributed in the annular groove (11).

5. The powder concentrator for cement production according to claim 1, characterized in that: the limiting ring (13) is in a circular annular three-dimensional structure, an annular limiting groove is formed in the bottom of the limiting ring (13), and the width of the annular limiting groove is matched with the diameter of the ball (12).

6. The powder concentrator for cement production according to claim 1, characterized in that: the top of the fixed plate (6) and the top of the wear-resistant ring (8) are both provided with screw holes, the wear-resistant ring (8) is a ceramic ring, and the inner diameter of the wear-resistant ring (8) is matched with the outer diameter of the turntable (10).