CN211371217U

CN211371217U - Large belt pulley of pulverizer

Info

Publication number: CN211371217U
Application number: CN201921868244.6U
Authority: CN
Inventors: 冯稚弢
Original assignee: Guangzhou Chongli Chemical Equipment Co ltd
Current assignee: Guangzhou Chongli Chemical Equipment Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-08-28
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a large belt pulley of a pulverizer, which comprises a first wheel body, a second wheel body and a belt, wherein first grooves are equidistantly arranged on the first wheel body, round holes are arranged on two sides of the first wheel body and are equidistantly distributed around two sides of the first wheel body, two sides of the first wheel body are welded with a first lug, the middle parts of two sides of the first wheel body are connected with a first shaft through a first key buckle, the first wheel body is connected with the second wheel body through the belt, the middle parts of two sides of the second wheel body are welded with a second lug, second grooves are equidistantly arranged on the second wheel body, the surfaces of the first grooves and the second grooves are provided with tooth marks, the middle parts of two sides of the second wheel body are connected with a second shaft through a second key buckle, the first grooves and the second grooves are inverted trapezoidal annular grooves, round grooves are arranged in the middle parts of the first lug and the second lug, the first wheel body and the second wheel body are made of 45# steel, the belt is made of fireproof fiber and nylon fiber composite materials. The utility model discloses simple structure has the function of fire prevention cooling.

Description

Large belt pulley of pulverizer

Technical Field

The utility model relates to a rubbing crusher technical field particularly, relates to a big belt pulley of rubbing crusher.

Background

A pulverizer is a machine that pulverizes a large-sized solid raw material to a desired size. The crusher consists of coarse crushing, fine crushing, wind conveying and other devices, and the purpose of the crusher is achieved in a high-speed impact mode. The wind energy is utilized to produce powder at one time, and the traditional screening procedure is cancelled. The method is mainly applied to various industries such as mines, building materials and the like.

The belt pulley belongs to a hub part, generally has a relatively large size, and is mainly cast and forged in the manufacturing process. The design with larger size is designed to be a casting method, the material is generally cast iron (with better casting performance), and the cast steel is rarely used (with poor casting performance); generally, the steel is small in size and can be designed to be forged, and the material is steel. The belt pulley is mainly used in the occasion of transmitting power at a long distance, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, the transmission of power of some small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton gins and the like.

The selection of various indexes and materials of the belt pulley is a selection principle that raw materials are reduced as much as possible on the premise of meeting the use requirement, the process is feasible and the cost is lowest.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a big belt pulley of rubbing crusher to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a big belt pulley of rubbing crusher, its characterized in that, includes first wheel body, second wheel body and belt, the equidistance is equipped with first recess on the first wheel body, the both sides of first wheel body are equipped with the round hole, the round hole equidistance distributes around the both sides of first wheel body, the both sides and the first lug welding of first wheel body, the middle part and the primary shaft of first wheel body both sides are connected through first key buckle, first wheel body with connect through the belt between the second wheel body, the middle part and the second lug welding of the both sides of second wheel body, the equidistance is equipped with the second recess on the second wheel body, first recess with second recess surface is equipped with the insection, the middle part and the secondary shaft of second wheel body both sides pass through second key buckle and are connected.

Further, the first groove and the second groove are reverse trapezoidal annular grooves.

Furthermore, a circular groove is formed in the middle of the first bump and the second bump.

Furthermore, the depth of the insection is 2mm, and the distance is 1.5 mm.

Further, the first wheel body and the second wheel body are made of 45# steel.

Furthermore, the belt is made of fireproof fiber and nylon fiber composite materials.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses be equipped with the insection at the recess inner wall of belt junction, greatly strengthened frictional force, reduced the loss of mechanical energy, the degree of depth that the recess was reserved can cause unnecessary space, as the vent, avoids the overheated lax that arouses the belt of belt, and fire prevention fibre still in the belt material avoids the thermal wear overweight.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 perspective view of a large belt pulley of a pulverizer;

FIG. 2 is a schematic front view of a shredder big pulley;

FIG. 3 is a schematic side view of a large pulley of a shredder large pulley.

Reference numerals:

1. a first wheel body; 2. a belt; 3. a circular hole; 4. a first bump; 5. a first shaft; 6. a first key; 7. A first groove; 8. a second groove; 9. a second wheel body; 10. a second key; 11. a second shaft; 12. a second bump; 13. insection.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a large belt pulley for a pulverizer according to an embodiment of the present invention includes a first pulley body 1, a second pulley body 9 and a belt 2, wherein a first groove 7 is equidistantly formed on the first pulley body 1, round holes 3 are formed on both sides of the first pulley body 1, the round holes 3 are equidistantly distributed around both sides of the first pulley body 1, thereby saving steel consumption and reducing heat in the pulley body, the two sides of the first pulley body 1 are welded to first protrusions 4, the middle portions of both sides of the first pulley body 1 are connected to a first shaft 5 through a first key 6, the first pulley body 1 is connected to the second pulley body 9 through the belt 2, the middle portions of both sides of the second pulley body 9 are welded to second protrusions 12, a second groove 8 is equidistantly formed on the second pulley body 9, the surfaces of the first groove 7 and the second groove 8 are provided with teeth 13, the friction force between the second wheel body 9 and the belt 2 is increased, energy loss is reduced, the middle parts of the two sides of the second wheel body are connected with the second shaft 11 through the second key 10 in a buckling mode, and the fixed shaft and the wheel body are fixed.

Through the above technical scheme of the utility model, first recess 7 with second recess 8 is for falling trapezoidal annular groove, is connected with belt 2, first lug 4 with the middle part of second lug is equipped with the circular slot, the degree of depth of insection 13 is 2mm, and the interval is 1.5mm, and the space of reserving is regarded as the ventilation hole, first wheel body 1 with second wheel body 9 adopts 45# steel to make, very big reinforcing hardness and toughness, belt 2 adopts the composite material of fire prevention fibre and nylon fiber, has the firm efficiency of putting a fire.

The working principle is as follows:

the utility model discloses well belt 2 is connected first wheel body 1 and second wheel body 9, and round hole 3 has reduced the steel quantity, and as the ventilation hole simultaneously, to the wheel body heat dissipation, the insection 13 of recess inner wall has strengthened in the friction with belt 2, reduces energy loss, and the space that the bottom was reserved can be the vent, prevents that belt 2 is overheated to cause and relaxes.

In summary, the following steps: the utility model discloses be equipped with the insection at the recess inner wall of belt junction, greatly strengthened frictional force, reduced the loss of mechanical energy, the degree of depth that the recess was reserved can cause unnecessary space, as the vent, avoids the overheated lax that arouses the belt of belt, and fire prevention fibre still in the belt material avoids the thermal wear overweight.

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 large belt pulley of the pulverizer is characterized by comprising a first wheel body (1), a second wheel body (9) and a belt (2), wherein a first groove (7) is equidistantly formed in the first wheel body (1), round holes (3) are arranged on two sides of the first wheel body (1), the round holes (3) are equidistantly distributed on the periphery of two sides of the first wheel body (1), two sides of the first wheel body (1) are welded with first convex blocks (4), middle parts of two sides of the first wheel body (1) are connected with a first shaft (5) in a buckling mode through first keys (6), the first wheel body (1) is connected with the second wheel body (9) through the belt (2), middle parts of two sides of the second wheel body (9) are welded with second convex blocks (12), a second groove (8) is equidistantly formed in the second wheel body (9), and tooth patterns (13) are arranged on the surfaces of the first groove (7) and the second groove (8), the middle parts of two sides of the second wheel body (9) are connected with a second shaft (11) in a buckling mode through a second key (10).

2. A shredder big pulley according to claim 1, characterised in that said first groove (7) and said second groove (8) are inverted trapezoidal annular grooves.

3. A large pulley for grinders according to claim 1, characterized in that the first cam (4) and the second cam are provided with a circular groove in their middle.

4. A shredder big pulley according to claim 1, characterised in that the depth of the insections (13) is 2mm and the pitch is 1.5 mm.

5. A shredder big pulley according to claim 1, characterised in that the first pulley body (1) and the second pulley body (9) are made of 45# steel.

6. The large belt pulley of a pulverizer as claimed in claim 1, wherein the belt (2) is made of a composite material of fireproof fibers and nylon fibers.