CN209909112U

CN209909112U - Double-groove belt pulley convenient to maintain

Info

Publication number: CN209909112U
Application number: CN201822263576.3U
Authority: CN
Inventors: 李元杰
Original assignee: Xiangyang Qijingte Mechanical And Electrical Manufacturing Co Ltd
Current assignee: Xiangyang Qijingte Mechanical And Electrical Manufacturing Co Ltd
Priority date: 2018-12-31
Filing date: 2018-12-31
Publication date: 2020-01-07
Anticipated expiration: 2028-12-31

Abstract

The utility model relates to a belt pulley technical field just discloses a double flute belt pulley convenient to maintain, including first drive wheel, the right side fixed mounting of first drive wheel has the second drive wheel, first transmission groove has been seted up to the outside of first drive wheel, the second transmission groove has been seted up to the outside of second drive wheel, the slot that quantity is four is seted up on the right side of first drive wheel, the left side fixed mounting of second drive wheel has quantity to be four and all extends to the inside axle of inserting of slot. This double flute belt pulley convenient to maintain can satisfy the rotational speed torsion conversion of different proportions, has stronger suitability, need not to produce multiple combination model, reduces the waste of material, improves economic benefits, and it is convenient simple to change the maintenance simultaneously, only needs to change wearing and tearing part after long-time use wearing and tearing and can continue to use, and the connection of its multi-structure makes inside friction and collision reduce, reduces its inside wearing and tearing speed.

Description

Double-groove belt pulley convenient to maintain

Technical Field

The utility model relates to a belt pulley technical field specifically is a double flute belt pulley convenient to maintain.

Background

The belt pulley belongs to a hub part, generally has a large relative size, generally takes casting and forging as the main manufacturing process, generally has a large size and is designed to be cast, the material is generally cast iron, and steel is rarely cast due to poor casting performance of the steel; generally, the belt pulley is small in size, can be designed to be forged, is made of steel, and is mainly used in occasions for transmitting power at 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 small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton ginning machines and the like.

The traditional double-groove belt pulley is low in applicability when in use, cannot meet the conversion between different rotating speeds and torque forces, is often required to produce various models, consumes more materials, purchases more equipment for production, cannot improve economic benefits, is troublesome to maintain and replace, needs to be replaced in a whole manner after certain parts are worn, causes great economic expenditure, and provides the double-groove belt pulley convenient to maintain to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a double flute belt pulley convenient to maintain possesses advantages such as the suitability is strong, and it is lower to have solved traditional double flute belt pulley suitability when using, can't satisfy the conversion of different rotational speeds and torsion, often needs to produce multiple model, consumes more material, purchases more equipment production, can't improve economic benefits, and maintains and change the trouble, needs whole change after certain part wearing and tearing, causes the problem of great economic expenditure.

(II) technical scheme

For the purpose that realizes above-mentioned suitability is strong, the utility model provides a following technical scheme: a double-groove belt pulley convenient to maintain comprises a first driving wheel, wherein a second driving wheel is fixedly arranged on the right side of the first driving wheel, a first driving groove is formed in the outer portion of the first driving wheel, a second driving groove is formed in the outer portion of the second driving wheel, four inserting grooves are formed in the right side of the first driving wheel, four inserting shafts extending into the inserting grooves are fixedly arranged on the left side of the second driving wheel, the first driving wheel and the second driving wheel are fixedly connected through a driving wheel sleeve, four limiting blocks extending into the inner portion of the right side of the second driving wheel are fixedly arranged on the outer portion of the right side of the driving wheel sleeve, four thread grooves are formed in one side, opposite to the driving wheel sleeve, of the first driving wheel and the second driving wheel, four auxiliary grooves communicated with the thread grooves are formed in the opposite side of the first driving wheel and the driving wheel sleeve, four equal fixed mounting in the inside of auxiliary tank has stop nut, four the equal cartridge in right side of auxiliary tank has the bolt that runs through stop nut and extend to the thread groove inside, the inside spread groove that quantity is two is seted up to the inside of driving wheel cover, the inside of driving wheel cover is seted up the protection groove that quantity is two.

Preferably, the outer diameter of the first driving wheel is larger than that of the second driving wheel, and the inner diameter of the first driving wheel is equal to that of the second driving wheel.

Preferably, the cross section of first transmission groove and second transmission groove all is the V type, the left side of inserting the axle all is half-circular arc, the slot with insert axle looks adaptation.

Preferably, the number of the limiting grooves which are matched with the limiting blocks is four, the auxiliary grooves comprise a hexagonal groove and a circular groove, and the circular groove is arranged on the left side of the hexagonal groove.

Preferably, the limiting nut is matched with the hexagonal groove, and the thread groove is in threaded connection with the bolt.

Preferably, a midpoint connecting line of the two connecting grooves forms a forty-five degree inclination angle with a horizontal line, and a midpoint connecting line of the two protective grooves is perpendicular to a midpoint connecting line of the two connecting grooves.

(III) advantageous effects

Compared with the prior art, the utility model provides a double flute belt pulley convenient to maintain possesses following beneficial effect:

the double-groove belt pulley convenient to maintain is characterized in that a bolt is twisted to separate the bolt from a thread groove and a limit nut, the limit nut is taken out, a transmission wheel sleeve can be separated from a first transmission wheel and a second transmission wheel through a limit block from the right side, an insertion shaft is separated from an insertion groove at the same time, the first transmission wheel and the second transmission wheel are replaced, the first transmission wheel and the second transmission wheel to be replaced are combined with the insertion shaft through the insertion groove, the combined first transmission wheel and the second transmission wheel are installed outside the transmission wheel sleeve through the limit block, the limit nut is placed inside an auxiliary groove, the bolt is inserted into the thread groove through the limit nut to complete threaded connection, and installation is completed, so that rotation speed and torsion conversion of different proportions is met after different first transmission wheels and second transmission wheels are replaced, the double-groove belt pulley convenient to maintain has strong applicability, various combined models do not need to be produced, waste of materials is reduced, meanwhile, the replacement and maintenance are convenient and simple, the long-time use can be continued only by replacing the worn part, the connection of multiple structures of the wear-resistant part reduces the internal friction and collision, and the internal wear speed of the wear-resistant part is reduced.

Drawings

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

fig. 2 is a left side view of the present invention;

FIG. 3 is a right side view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the device comprises a first driving wheel 1, a second driving wheel 2, a first driving groove 3, a second driving groove 4, an inserting groove 5, an inserting shaft 6, a driving wheel sleeve 7, a limiting block 8, a threaded groove 9, an auxiliary groove 10, a limiting nut 11, a bolt 12, a connecting groove 13 and a protective groove 14.

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. 1-4, a double-groove belt pulley convenient for maintenance comprises a first driving wheel 1, wherein the outer diameter of the first driving wheel 1 is larger than the outer diameter of a second driving wheel 2, the inner diameter of the first driving wheel 1 is equal to the inner diameter of the second driving wheel 2, the right side of the first driving wheel 1 is fixedly provided with the second driving wheel 2, the outer part of the first driving wheel 1 is provided with a first driving groove 3, the outer part of the second driving wheel 2 is provided with a second driving groove 4, the right side of the first driving wheel 1 is provided with four slots 5, the left side of the second driving wheel 2 is fixedly provided with four insertion shafts 6 which extend into the slots 5, the cross sections of the first driving groove 3 and the second driving groove 4 are both V-shaped, the left side of the insertion shaft 6 is both semi-circular, the slots 5 are matched with the insertion shafts 6, the inner parts of the first driving wheel 1 and the second driving wheel 2 are fixedly connected through a driving wheel sleeve, the right side of the transmission wheel sleeve 7 is fixedly provided with four limiting blocks 8 which are extended to the inside of the right side of the second transmission wheel 2, one side of the first transmission wheel 1, one side of the second transmission wheel 2 opposite to the transmission wheel sleeve 7 are respectively provided with four thread grooves 9, one side of the first transmission wheel 1, one side of the second transmission wheel 2 opposite to the transmission wheel sleeve 7 are respectively provided with four auxiliary grooves 10 which are communicated with the thread grooves 9, the right side of the inside of the second transmission wheel 2 is provided with four limiting grooves which are matched with the limiting blocks 8, the auxiliary grooves 10 comprise hexagonal grooves and circular grooves, the circular grooves are arranged at the left side of the hexagonal grooves, limiting nuts 11 are fixedly arranged inside the four auxiliary grooves 10, the right sides of the four auxiliary grooves 10 are respectively inserted with bolts 12 which extend to the inside of the thread grooves 9 through the limiting nuts 11, the limiting nuts 11 are matched with the hexagonal grooves, the thread grooves 9 are in threaded connection with the bolts 12, the transmission wheel sleeve 7 is internally provided with two connecting grooves 13, the transmission wheel sleeve 7 is internally provided with two protective grooves 14, the connecting line of the middle points of the two connecting grooves 13 is at an inclination angle of forty-five degrees with the horizontal line, the connecting line of the middle points of the two protective grooves 14 is perpendicular to the connecting line of the middle points of the two connecting grooves 13, a bolt 12 is twisted to separate the bolt 12 from a thread groove 9 and a limit nut 11, the limit nut 11 is taken out, the transmission wheel sleeve 7 can be separated from a first transmission wheel 1 and a second transmission wheel 2 through a limit block 8 from the right side, an insertion shaft 6 is separated from an insertion groove 5, the first transmission wheel 1 and a second transmission wheel 2 are replaced, the first transmission wheel 1 and the second transmission wheel 2 to be replaced are combined with the insertion shaft 6 through the insertion groove 5, the combined first transmission wheel 1 and second transmission wheel 2 are arranged outside the transmission wheel sleeve 7 through the limit block 8, the limit nut 11 is placed inside an auxiliary groove 10, bolt 12 is inserted into thread groove 9 through stop nut 11 again and is accomplished threaded connection, accomplish the installation, satisfy the rotational speed torsion conversion of different proportions after changing different first drive wheel 1 and second drive wheel 2, have stronger suitability, need not to produce multiple combination model, reduce the waste of material, improve economic benefits, it is convenient simple to change the maintenance simultaneously, only need change wearing and tearing part after long-time use wearing and tearing can continue to use, its multi-structure connection makes inside friction collision reduce, reduce its inside wearing and tearing speed.

In summary, in the double-groove belt pulley convenient for maintenance, the bolt 12 is twisted to separate the bolt 12 from the thread groove 9 and the limit nut 11, the limit nut 11 is taken out, the transmission wheel sleeve 7 can be separated from the first transmission wheel 1 and the second transmission wheel 2 through the limit block 8 from the right side, the insertion shaft 6 is separated from the insertion groove 5 at the same time, the first transmission wheel 1 and the second transmission wheel 2 are replaced, the first transmission wheel 1 and the second transmission wheel 2 to be replaced are combined with the insertion shaft 6 through the insertion groove 5, the combined first transmission wheel 1 and second transmission wheel 2 are installed outside the transmission wheel sleeve 7 through the limit block 8, the limit nut 11 is placed inside the auxiliary groove 10, the bolt 12 is inserted into the thread groove 9 through the limit nut 11 to complete threaded connection, installation is completed, and the rotating speed torque conversion of different proportions is met after the first transmission wheel 1 and second transmission wheel 2 are replaced, have stronger suitability, need not to produce multiple combination model, reduce the waste of material, improve economic benefits, it is convenient simple to change the maintenance simultaneously, only need to change wearing and tearing part and can continue to use after using the wearing and tearing for a long time, the connection of its multi-structure makes inside friction collision reduce, reduce its inside wearing and tearing speed, it is lower to have solved traditional double flute belt pulley suitability when using, can't satisfy the conversion of different rotational speeds and torsion, often need produce multiple model, consume more material, purchase more equipment production, can't improve economic benefits, and maintain and change the trouble, need whole change after certain part wearing and tearing, cause the problem of great economic expenditure.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. A double-groove belt pulley convenient to maintain comprises a first driving wheel (1) and is characterized in that: a second transmission wheel (2) is fixedly arranged on the right side of the first transmission wheel (1), a first transmission groove (3) is formed in the outer portion of the first transmission wheel (1), a second transmission groove (4) is formed in the outer portion of the second transmission wheel (2), four slots (5) are formed in the right side of the first transmission wheel (1), four insertion shafts (6) are fixedly arranged on the left side of the second transmission wheel (2) and extend into the slots (5), the first transmission wheel (1) and the second transmission wheel (2) are fixedly connected through a transmission wheel sleeve (7), four limiting blocks (8) are fixedly arranged on the outer portion of the right side of the transmission wheel sleeve (7) and extend into the inner portion of the right side of the second transmission wheel (2), four thread grooves (9) are formed in the opposite side of the first transmission wheel (1) and the second transmission wheel (2) and the transmission wheel sleeve (7), first drive wheel (1) and second drive wheel (2) all offer quantity for four and with screw groove (9) intercommunication auxiliary groove (10) in one side relative of drive wheel cover (7), four the equal fixed mounting in inside of auxiliary groove (10) has stop nut (11), four the equal cartridge in right side of auxiliary groove (10) has bolt (12) that runs through stop nut (11) and extend to screw groove (9) inside, spread groove (13) that quantity is two are offered to the inside of drive wheel cover (7), protective housing (14) that quantity is two are offered to the inside of drive wheel cover (7).

2. A maintenance-friendly double-grooved pulley as set forth in claim 1 wherein: the outer diameter of the first driving wheel (1) is larger than that of the second driving wheel (2), and the inner diameter of the first driving wheel (1) is equal to that of the second driving wheel (2).

3. A maintenance-friendly double-grooved pulley as set forth in claim 1 wherein: the cross section of first drive groove (3) and second drive groove (4) all is the V type, the left side of inserting axle (6) all is half-circular arc, slot (5) and insert axle (6) looks adaptation.

4. A maintenance-friendly double-grooved pulley as set forth in claim 1 wherein: the right side of the inside of the second driving wheel (2) is provided with four limiting grooves matched with the limiting blocks (8), the auxiliary groove (10) comprises a hexagonal groove and a circular groove, and the circular groove is formed in the left side of the hexagonal groove.

5. A maintenance-friendly double-grooved pulley as set forth in claim 4 in which: the limiting nut (11) is matched with the hexagonal groove, and the thread groove (9) is in threaded connection with the bolt (12).

6. A maintenance-friendly double-grooved pulley as set forth in claim 1 wherein: the connecting line of the middle points of the two connecting grooves (13) and the horizontal line form a forty-five degree inclination angle, and the connecting line of the middle points of the two protective grooves (14) and the connecting line of the middle points of the two connecting grooves (13) are perpendicular to each other.