阅读说明：本技术 粉碎设备用密封件 (Sealing element for crushing equipment ) 是由 李芳� 于 2020-12-23 设计创作，主要内容包括：本发明公开了一种粉碎设备用密封件,包括：粉碎设备壳体,且粉碎设备壳体的内部设置有转动轴,且转动轴与粉碎设备壳体之间安装有第一轴承；第一密封件,且第一密封件位于粉碎设备壳体的外侧,且转动轴贯穿第一密封件,且第一密封件包括第一基座,且第一基座与第一轴承之间设置有第一O型密封圈,且第一基座与转动轴之间设置有第二轴承,且第一基座与转动轴之间设置有若干第二O型密封圈,且第一密封件的内侧设置有第一弹性密封填充；第二密封件,且第二密封件位于粉碎设备壳体的内侧。其实现了粉碎设备的转动轴与粉碎设备壳体之间的全面密封,在不影响转动轴驱动的同时,解决了粉碎物料易泄露而污染工作环境和粉碎物料浪费的问题。(The invention discloses a sealing element for crushing equipment, which comprises: the crushing device comprises a crushing device shell, wherein a rotating shaft is arranged inside the crushing device shell, and a first bearing is arranged between the rotating shaft and the crushing device shell; the first sealing element is positioned on the outer side of the crushing equipment shell, the rotating shaft penetrates through the first sealing element, the first sealing element comprises a first base, a first O-shaped sealing ring is arranged between the first base and the first bearing, a second bearing is arranged between the first base and the rotating shaft, a plurality of second O-shaped sealing rings are arranged between the first base and the rotating shaft, and first elastic sealing filler is arranged on the inner side of the first sealing element; a second seal, and the second seal is located inside the crushing apparatus housing. It has realized the comprehensive sealed between crushing apparatus's axis of rotation and the crushing apparatus casing, when not influencing the axis of rotation drive, has solved the crushing material and has easily revealed and pollute operational environment and the extravagant problem of crushing material.)

1. A seal for a comminution apparatus, comprising:

the crushing device comprises a crushing device shell, wherein a rotating shaft is arranged inside the crushing device shell, a first bearing is arranged between the rotating shaft and the crushing device shell, and the outer ring of the first bearing is fixedly connected with the crushing device shell;

the first sealing element is positioned on the outer side of the crushing equipment shell, the rotating shaft penetrates through the first sealing element, the first sealing element comprises a first base, a first O-shaped sealing ring is arranged between the first base and the first bearing, a second bearing is arranged between the first base and the rotating shaft, a plurality of second O-shaped sealing rings are arranged between the first base and the rotating shaft, first elastic sealing filler is arranged on the inner side of the first sealing element, and the outer ring of the second bearing is fixedly connected with the first base;

the second sealing element is located on the inner side of the crushing equipment shell, the rotating shaft penetrates through the second sealing element, the second sealing element comprises a second base, a third O-shaped sealing ring is arranged between the second base and the rotating shaft, and second elastic sealing filling is arranged on the inner side of the second sealing element.

2. The sealing member for a pulverizing device as defined in claim 1, wherein a first fixing disk is provided at one end of the first base, a second fixing disk is provided at one end of the second base, the first base and the first fixing disk are provided in an integrally formed structure, the second base and the second fixing disk are provided in an integrally formed structure, the upper ends of the first fixing disk and the second fixing disk are provided with mounting screw holes, the mounting screw holes are provided in four numbers, and the first fixing disk and the second fixing disk are connected with the pulverizing device casing by mounting bolts.

3. The sealing member for a pulverizing apparatus as defined in claim 1, wherein the first base is provided at an inner side thereof with a first groove, the first groove is located at an outer side of the first O-ring, the first groove is provided at an inner side thereof with a first elastic member, and the first elastic member is fixedly connected to both the first groove and the first O-ring.

4. The sealing member for a pulverizing apparatus as defined in claim 1, wherein the second base is provided at an inner side thereof with a second groove, and the second groove is located at an outer side of the third O-ring, and the second groove is provided at an inner side thereof with a second elastic member, and the second elastic member is fixedly connected to both the second groove and the third O-ring.

5. The sealing member for a pulverizing apparatus as defined in claim 1, wherein the first O-ring, the second O-ring and the third O-ring are each provided with a reinforcing inner core inside, and five reinforcing inner cores are provided, and the first O-ring, the second O-ring, the third O-ring and the reinforcing inner cores are all fixedly connected.

6. The sealing member for a pulverizing apparatus as defined in claim 1, wherein a first sealing ring limiting groove is provided between the first base and the first O-ring, a second sealing ring limiting groove is provided between the first base and the second O-ring, a third sealing ring limiting groove is provided between the second base and the third O-ring, and the first sealing ring limiting groove is fixedly connected with the first O-ring, the second sealing ring limiting groove is fixedly connected with the second O-ring, and the third sealing ring limiting groove is fixedly connected with the third O-ring.

7. The sealing member for a pulverizing apparatus as set forth in claim 2, wherein a first sealing gasket is provided at one end of the first stationary disk, a second sealing gasket is provided at one end of the second stationary disk, and the first stationary disk is adhesively connected to the first sealing gasket and the second stationary disk is adhesively connected to the second sealing gasket.

8. The sealing member for a pulverizing apparatus as defined in claim 1, wherein said second O-ring is provided with five.

Technical Field

The invention relates to the technical field of crushing equipment, in particular to a sealing element for crushing equipment.

Background

The crushing apparatus is a generic term for crushing machines and grinding machines. The two are generally roughly distinguished by the size of the discharged particle size: the material with the particle size larger than three millimeters and the content of more than fifty percent of the total discharge amount in the discharge is called crushing machinery; the material with the content less than three millimeters accounting for more than fifty percent of the total discharge is called a grinding machine. The grinding machine is sometimes also referred to as a crushing machine, which is the narrow meaning of a crushing plant. The mechanical force is used to crush the solid material into small blocks, fine powder or powder, the classification method of the crushing equipment is various, or the crushing equipment is divided according to the structural form, or the crushing method, or the movement speed, or the stress type, or the thinning degree, and the crushing equipment is widely applied to various industries such as production, scientific research, medical treatment and the like.

The powder that current crushing apparatus during operation produced leaks to the outside through the gap between crushing apparatus's the axis of rotation and the crushing apparatus casing easily, easily leads to the dust to fly upward, influences operational environment, and leads to the fact the waste to smashing the material.

Disclosure of Invention

An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.

Still another object of the present invention is to provide a sealing member for a pulverizing apparatus, which realizes a complete sealing between a rotating shaft of the pulverizing apparatus and a housing of the pulverizing apparatus, and solves the problems of contamination of a working environment and waste of pulverized materials due to easy leakage of the pulverized materials, without affecting the driving of the rotating shaft.

In order to achieve the above objects and other objects, the present invention adopts the following technical solutions:

a seal for a comminution apparatus comprising:

the crushing device comprises a crushing device shell, wherein a rotating shaft is arranged inside the crushing device shell, a first bearing is arranged between the rotating shaft and the crushing device shell, and the outer ring of the first bearing is fixedly connected with the crushing device shell;

the first sealing element is positioned on the outer side of the crushing equipment shell, the rotating shaft penetrates through the first sealing element, the first sealing element comprises a first base, a first O-shaped sealing ring is arranged between the first base and the first bearing, a second bearing is arranged between the first base and the rotating shaft, a plurality of second O-shaped sealing rings are arranged between the first base and the rotating shaft, first elastic sealing filler is arranged on the inner side of the first sealing element, and the outer ring of the second bearing is fixedly connected with the first base;

the second sealing element is located on the inner side of the crushing equipment shell, the rotating shaft penetrates through the second sealing element, the second sealing element comprises a second base, a third O-shaped sealing ring is arranged between the second base and the rotating shaft, and second elastic sealing filling is arranged on the inner side of the second sealing element.

Preferably, the one end of first base is provided with first fixed disk, the one end of second base is provided with the second fixed disk, and first base sets up to the integrated into one piece structure with first fixed disk, and second base sets up to the integrated into one piece structure with the second fixed disk, the upper end of first fixed disk and second fixed disk all is provided with the installation screw, and installs the screw and be provided with four, first fixed disk and second fixed disk all pass through construction bolt with crushing apparatus casing and be connected.

Preferably, the inner side of the first base is provided with a first groove, the first groove is located on the outer side of the first O-shaped sealing ring, a first elastic piece is arranged inside the first groove, and the first elastic piece is fixedly connected with the first groove and the first O-shaped sealing ring.

Preferably, the inner side of the second base is provided with a second groove, the second groove is located on the outer side of the third O-shaped sealing ring, a second elastic piece is arranged inside the second groove, and the second elastic piece is fixedly connected with the second groove and the third O-shaped sealing ring.

Preferably, the first O-ring, the second O-ring and the third O-ring are all provided with reinforcing inner cores, and the reinforcing inner cores are five, and the first O-ring, the second O-ring and the third O-ring are all fixedly connected with the reinforcing inner cores.

Preferably, be provided with first sealing washer spacing groove between first base and the first O type sealing washer, be provided with second sealing washer spacing groove between first base and the second O type sealing washer, be provided with third sealing washer spacing groove between second base and the third O type sealing washer, and first sealing washer spacing groove and first O type sealing washer fixed connection, and second sealing washer spacing groove and second O type sealing washer fixed connection, and third sealing washer spacing groove and third O type sealing washer fixed connection.

Preferably, one end of the first fixed disk is provided with a first sealing gasket, one end of the second fixed disk is provided with a second sealing gasket, the first fixed disk is connected with the first sealing gasket in an adhesive manner, and the second fixed disk is connected with the second sealing gasket in an adhesive manner.

Preferably, the second O-ring seals are provided with five.

The invention at least comprises the following beneficial effects:

1. the invention can ensure that the rotating shaft can rotate relative to the first sealing element by respectively arranging the first sealing element and the second sealing element at the outer side and the inner side of the connecting part of the crushing equipment shell and the rotating shaft and arranging the second bearing in the first sealing element, the first O-shaped sealing ring performs first sealing on the connecting part of the outer side and the second O-shaped sealing ring performs second sealing, and the second O-shaped sealing rings are provided with five, so that the sealing strength is greatly improved, the third O-shaped sealing ring is used for sealing the joint of the inner side for the third time, the first elastic sealing and filling and the second elastic sealing and filling are used for further comprehensively sealing the joint of the outer side and the joint of the inner side, so that the gap between the rotating shaft of the crushing device and the shell of the crushing device has comprehensive tightness, thereby avoiding leakage of the crushed materials and avoiding pollution of the working environment and waste of the crushed materials.

2. According to the invention, the reinforced inner cores are arranged in the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring, so that the deformation degree of the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring during high pressure and vibration is reduced by the reinforced inner cores, the compression resistance and vibration resistance strength of the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring are improved, the sealing device is not easy to deform and damage, the service life of the sealing device is prolonged, the sealing stability is ensured, and the safety production of crushing equipment is ensured.

3. According to the invention, the plurality of first elastic parts are arranged on the outer side of the first O-shaped sealing ring, the plurality of second elastic parts are arranged on the outer side of the third O-shaped sealing ring, when the first O-shaped sealing ring and the third O-shaped sealing ring are worn after long-term use, the first elastic parts and the second elastic parts can make elastic compensation by means of self elasticity, so that the first O-shaped sealing ring and the third O-shaped sealing ring are prevented from loosening, the sealing effect of the first O-shaped sealing ring and the third O-shaped sealing ring, namely the sealing effect of a connecting part is ensured, the sealing stability is further ensured, and the safety production of the crushing equipment is ensured.

Drawings

FIG. 1 is a schematic view of a seal member for a crushing apparatus according to the present invention;

FIG. 2 is a schematic structural view of a first seal provided by the present invention;

FIG. 3 is a schematic structural view of a second seal provided by the present invention;

FIG. 4 is a schematic structural view of a first O-ring, a second O-ring and a third O-ring provided by the present invention;

FIG. 5 is a partial enlarged view of region A provided by the present invention;

fig. 6 is a partially enlarged view of the region B provided by the present invention.

Detailed Description

The present invention is described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.

As shown in fig. 1 to 6, a packing for a pulverizing apparatus, comprising: the crushing device comprises a crushing device shell 1, wherein a rotating shaft 2 is arranged inside the crushing device shell 1, a first bearing 6 is arranged between the rotating shaft 2 and the crushing device shell 1, and the outer ring of the first bearing 6 is fixedly connected with the crushing device shell 1; the crushing device comprises a crushing device shell 1, a first sealing element 3, a rotating shaft 2 and a second sealing element, wherein the first sealing element 3 is positioned on the outer side of the crushing device shell 1, the rotating shaft 2 penetrates through the first sealing element 3, the first sealing element 3 comprises a first base 5, a first O-shaped sealing ring 7 is arranged between the first base 5 and a first bearing 6, a second bearing 8 is arranged between the first base 5 and the rotating shaft 2, a plurality of second O-shaped sealing rings 9 are arranged between the first base 5 and the rotating shaft 2, the outer ring of the second bearing 8 is fixedly connected with the first base 5, and first elastic sealing filler 10 is arranged on the inner side of the first sealing element 3; a second sealing member 4, wherein the second sealing member 4 is located inside the housing 1 of the crushing apparatus, the rotating shaft 2 penetrates through the second sealing member 4, the second sealing member 4 comprises a second base 27, a third O-ring 11 is arranged between the second base 27 and the rotating shaft 2, and a second elastic sealing filler 12 is arranged inside the second sealing member 4.

In the scheme, the outer side and the inner side of the connection part of the crushing equipment shell and the rotating shaft are respectively provided with the first sealing element and the second sealing element, the first sealing element is internally provided with the second bearing which can ensure that the rotating shaft can rotate relative to the first sealing element, the first O-shaped sealing ring performs first sealing on the connection part of the outer side, the second O-shaped sealing ring performs second sealing, and the second O-shaped sealing rings are provided with five, so that the sealing strength is greatly improved, the third O-shaped sealing ring is used for sealing the joint of the inner side for the third time, the first elastic sealing and filling and the second elastic sealing and filling are used for further comprehensively sealing the joint of the outer side and the joint of the inner side, so that the gap between the rotating shaft of the crushing device and the shell of the crushing device has comprehensive tightness, thereby avoiding leakage of the crushed materials and avoiding pollution of the working environment and waste of the crushed materials.

In a preferred scheme, the one end of first base 5 is provided with first fixed disk 13, the one end of second base 27 is provided with second fixed disk 14, and first base 5 sets up to the integrated into one piece structure with first fixed disk 13, and second base 27 sets up to the integrated into one piece structure with second fixed disk 14, the upper end of first fixed disk 13 and second fixed disk 14 all is provided with installation screw 17, and installation screw 17 is provided with four, first fixed disk 13 and second fixed disk 14 all are connected through construction bolt 18 with crushing apparatus casing 1.

Among the above scheme, the mounting means is simple, sets up the screw hole in the inside and outside both sides of crushing apparatus casing in advance, fixes first fixed disk and second fixed disk and crushing apparatus casing through construction bolt, can accomplish the fixed to first sealing member and second sealing member, and the installation is simple with the dismantlement, does benefit to maintenance and change.

In a preferable scheme, a first groove 19 is formed in the inner side of the first base 5, the first groove 19 is located on the outer side of the first O-shaped sealing ring 7, a first elastic member 20 is arranged inside the first groove 19, and the first elastic member 20 is fixedly connected with the first groove 19 and the first O-shaped sealing ring 7.

In the above scheme, when being worn and torn after first O type sealing washer is used for a long time, elastic compensation can be made to first elastic component by self elasticity, avoids not hard up of first O type sealing washer to guarantee the sealed effect of first O type sealing washer, to the sealed effect of junction promptly, further guarantee sealed stability, guarantee crushing apparatus's safety in production.

In a preferable scheme, a second groove 21 is formed in the inner side of the second base 27, the second groove 21 is located on the outer side of the third O-ring 11, a second elastic member 22 is arranged in the second groove 21, and the second elastic member 22 is fixedly connected with the second groove 21 and the third O-ring 11.

In the above scheme, when being worn and torn after third O type sealing washer uses for a long time, the second elastic component can rely on self elasticity to make elastic compensation, avoids becoming flexible of third O type sealing washer to guarantee the sealed effect of third O type sealing washer, to the sealed effect of junction promptly, further guarantee sealed stability, guarantee crushing apparatus's safety in production.

In a preferable scheme, the reinforcing inner cores 23 are arranged inside the first O-shaped sealing ring 7, the second O-shaped sealing ring 9 and the third O-shaped sealing ring 11, five reinforcing inner cores 23 are arranged inside the reinforcing inner cores 23, and the first O-shaped sealing ring 7, the second O-shaped sealing ring 9, the third O-shaped sealing ring 11 and the reinforcing inner cores 23 are fixedly connected.

In the scheme, the reinforcing inner core reduces the deformation degree of the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring during high pressure and vibration, the compression and vibration resistance strength of the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring is improved, the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring are not prone to deformation and damage, the service life of the first O-shaped sealing ring, the second O-shaped sealing ring and the third O.

In a preferred scheme, be provided with first sealing washer spacing groove 24 between first base 5 and the first O type sealing washer 7, be provided with second sealing washer spacing groove 25 between first base 5 and the second O type sealing washer 9, be provided with third sealing washer spacing groove 26 between second base 27 and the third O type sealing washer 11, and first sealing washer spacing groove 24 and first O type sealing washer 7 fixed connection, and second sealing washer spacing groove 25 and second O type sealing washer 9 fixed connection, and third sealing washer spacing groove 26 and third O type sealing washer 11 fixed connection.

In the above scheme, the first sealing ring limiting groove limits the first O-shaped sealing ring, the second sealing ring limiting groove limits the second O-shaped sealing ring, the third sealing ring limiting groove limits the third O-shaped sealing ring, and the first O-shaped sealing ring, the second O-shaped sealing ring and the third O-shaped sealing ring are prevented from laterally moving, so that the sealing effect is improved.

In a preferable scheme, one end of the first fixed disk 13 is provided with a first sealing gasket 15, one end of the second fixed disk 14 is provided with a second sealing gasket 16, the first fixed disk 13 is connected with the first sealing gasket 15 in an adhesive manner, and the second fixed disk 14 is connected with the second sealing gasket 16 in an adhesive manner.

In the above scheme, first seal gasket improves the leakproofness of first fixed disk and crushing apparatus casing junction, and second seal gasket improves the leakproofness of second fixed disk and crushing apparatus casing junction to further improve the sealed effect of first sealing member and second sealing member, thereby further avoid revealing of crushing material, avoid operational environment's pollution and the waste of crushing material.

In a preferred embodiment, five second O-rings 9 are provided.

In the above scheme, improved sealing strength greatly, further improved the sealed effect of first sealing member.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.