CN213161737U - Double rollers of replaceable roller screen - Google Patents
Double rollers of replaceable roller screen Download PDFInfo
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- CN213161737U CN213161737U CN202021555078.7U CN202021555078U CN213161737U CN 213161737 U CN213161737 U CN 213161737U CN 202021555078 U CN202021555078 U CN 202021555078U CN 213161737 U CN213161737 U CN 213161737U
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- gyro wheel
- roller
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- vice
- supporting part
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Abstract
The utility model discloses a change formula roller bearing sieve double-roller, including gyro wheel body, main gyro wheel, vice gyro wheel, screw hole, dead eye and keyway, be provided with main gyro wheel on the gyro wheel body, and the right side of main gyro wheel has vice gyro wheel through the fix with screw, one side integrated into one piece that main gyro wheel is close to vice gyro wheel has first supporting part, and one side integrated into one piece that vice gyro wheel kept away from main gyro wheel has the second supporting part, the surface of first supporting part and second supporting part all processes undulant groove, the dead eye has all been processed at the central point of main gyro wheel and vice gyro wheel, and processes the keyway on the inner wall of dead eye. This change formula roller screen double roller through the improvement to current roller screen double roller structure, can take place when unilateral position damages at roller screen double roller, as long as change the main gyro wheel that damages or vice gyro wheel, reduce the maintenance replacement cost.
Description
Technical Field
The utility model relates to a roller screen double-roller technical field specifically is a change formula roller screen double-roller.
Background
The roller screen is a screening device and is widely applied to occasions needing screening materials, such as coal mines, power plants, garbage plants and the like. For example, in a coal mine or a thermal power plant, the coal blocks have different particle sizes, and the coal blocks with larger particle sizes need to be screened out for further crushing, and the roller is a structure commonly used in a roller screen and can be divided into a single roller and a double roller according to the structure.
However, the existing double rollers for the roller screen are generally of an integrally formed structure, and when the double rollers are damaged on one side, the whole double rollers need to be replaced, so that the replacement cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a change formula roller bearing sieve double roller to solve the current roller bearing sieve that proposes in the above-mentioned background art and use double roller, generally be the integrated into one piece structure, when double roller takes place unilateral damage, need wholly change double roller, the problem that the replacement cost is big.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two rollers of change formula roller bearing sieve, includes gyro wheel body, main gyro wheel, vice gyro wheel, screw hole, dead eye and keyway, be provided with main gyro wheel on the gyro wheel body, and the right side of main gyro wheel has vice gyro wheel through the fix with screw, one side integrated into one piece that main gyro wheel is close to vice gyro wheel has first supporting part, and one side integrated into one piece that main gyro wheel was kept away from to vice gyro wheel has the second supporting part, the surface of first supporting part and second supporting part all processes undulant groove, the dead eye has all been processed at the central point of main gyro wheel and vice gyro wheel, and processes on the inner wall of dead eye and has the keyway.
Preferably, the mounting structure of the main roller and the auxiliary roller is a detachable structure, and the central lines of the main roller and the auxiliary roller are on the same horizontal straight line.
Preferably, the outer end of the first supporting portion is integrally formed with a connecting portion, and the outer diameter of the connecting portion is the same as the inner diameter of the connecting groove on the inner side of the auxiliary roller.
Preferably, the inner wall of the connecting groove is provided with a butt joint groove, and the butt joint groove is communicated with the screw hole on the auxiliary roller.
Preferably, the outer end equidistance part of connecting portion has the butt joint piece, and processing has the screw hole on the butt joint piece.
Compared with the prior art, the beneficial effects of the utility model are that: according to the replacement type roller screen double-roller, through the improvement of the structure of the existing roller screen double-roller, when the single-side part of the roller screen double-roller is damaged, only the damaged main roller or auxiliary roller is replaced, so that the maintenance and replacement cost is reduced;
the outer end integrated into one piece of the first supporting part in one side of the main roller has a connecting part, plays a role of being connected with the inner side connecting groove of the auxiliary roller in a matching mode, is favorable for positioning connection between the main roller and the auxiliary roller, has a butt joint block at the equidistant part of the outer end of the connecting part, plays a role of being connected with the butt joint groove in the inner wall of the connecting groove in a matching mode, can limit the connecting part, and is favorable for synchronous rotation of the main roller and the auxiliary roller.
Drawings
FIG. 1 is a schematic view of the roller body of the present invention;
FIG. 2 is a right side view of the roller body of the present invention;
FIG. 3 is a schematic view of the main roller structure of the present invention;
fig. 4 is a left side view structural diagram of the auxiliary roller of the present invention.
In the figure: 1. a roller body; 2. a main roller; 3. a secondary roller; 4. a first support section; 5. a surge tank; 6. a second support portion; 7. connecting grooves; 8. screw holes; 9. a bearing bore; 10. a keyway; 11. a connecting portion; 12. a butt joint block; 13. a threaded hole; 14. and (4) butting the grooves.
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, the present invention provides a technical solution: the utility model provides a two gyro wheels of change formula roller screen, including gyro wheel body 1, main gyro wheel 2, vice gyro wheel 3, first supporting part 4, undulant groove 5, second supporting part 6, spread groove 7, screw hole 8, dead eye 9, keyway 10, connecting portion 11, butt joint piece 12, screw hole 13 and butt joint groove 14, be provided with main gyro wheel 2 on the gyro wheel body 1, and the right side of main gyro wheel 2 has vice gyro wheel 3 through the fix with screw, one side integrated into one piece that main gyro wheel 2 is close to vice gyro wheel 3 has first supporting part 4, and one side integrated into one piece that vice gyro wheel 3 kept away from main gyro wheel 2 has second supporting part 6, undulant groove 5 has all been processed to the surface of first supporting part 4 and second supporting part 6, main gyro wheel 2 and the central point of vice gyro wheel 3 all process has dead eye 9, and processing has keyway 10 on the inner wall of dead eye 9.
The mounting structure of main gyro wheel 2 and vice gyro wheel 3 is detachable structure, and the central line between main gyro wheel 2 and vice gyro wheel 3 is on same horizontal straight line, the outer end integrated into one piece of first supporting part 4 has connecting portion 11, and the external diameter of connecting portion 11 is the same with the internal diameter of 3 inboard spread groove 7 of vice gyro wheel, butt joint groove 14 has been seted up on the inner wall of spread groove 7, and butt joint groove 14 is linked together with screw hole 8 on the vice gyro wheel 3, the outer end equidistance part of connecting portion 11 has butt joint piece 12, and it has screw hole 13 to process on the butt joint piece 12, it can realize the accurate butt joint installation between main gyro wheel 2 and the vice gyro wheel 3 to set up like this, realize the change maintenance to main gyro wheel 2 or vice gyro wheel 3 simplex.
The working principle is as follows: when the replaceable roller screen double-roller is used, as shown in figures 1-4, when the roller body 1 is installed, the connecting part 11 at the outer end of the first supporting part 4 at the outer side of the main roller 2 is firstly inserted into the connecting groove 7 at one side of the auxiliary roller 3, and the butt-joint block 12 at the outer end of the connecting part 11 is corresponding to the butt-joint groove 14 on the inner wall of the connecting groove 7, after the connecting part 11 is completely inserted into the connecting groove 7, screws are used to penetrate through the screw holes 8 on the auxiliary roller 3, the inner ends of the screws are screwed in the screw holes 13 on the butt joint block 12, the main roller 2 and the auxiliary roller 3 can be fixed in a butt joint way, then the main roller 2 and the auxiliary roller 3 are fixed on a rotating shaft of the roller screen through the bearing hole 9 and the key slot 10, a series of operations of the double rollers of the replaceable roller screen are completed, and the contents not described in detail in the present specification belong to the prior art known to those skilled in the art.
It should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, and are only used for the convenience of simplifying the description of the present invention, but do not indicate or imply that the device or element to which the present invention is applied must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the scope of the present invention, the standard parts used in the present invention can be purchased from the market, the special-shaped parts can be customized according to the descriptions of the specification and the drawings, the specific connection modes of the various parts are realized by conventional means such as bolts, rivets, welding, etc. which are well-known in the art, and the machines, parts and devices are all adopted in the prior art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a two rollers of change formula roller screen, includes gyro wheel body (1), main gyro wheel (2), vice gyro wheel (3), screw hole (8), dead eye (9) and keyway (10), its characterized in that: be provided with main gyro wheel (2) on gyro wheel body (1), and the right side of main gyro wheel (2) has vice gyro wheel (3) through the fix with screw, one side integrated into one piece that main gyro wheel (2) are close to vice gyro wheel (3) has first supporting part (4), and one side integrated into one piece that main gyro wheel (2) were kept away from in vice gyro wheel (3) has second supporting part (6), undulant groove (5) have all been processed to the surface of first supporting part (4) and second supporting part (6), dead eye (9) have all been processed at the central point of main gyro wheel (2) and vice gyro wheel (3), and processing has keyway (10) on the inner wall of dead eye (9).
2. The double roller of a replacement roller screen according to claim 1, wherein: the mounting structures of the main roller (2) and the auxiliary roller (3) are detachable structures, and the central lines of the main roller (2) and the auxiliary roller (3) are on the same horizontal straight line.
3. The double roller of a replacement roller screen according to claim 1, wherein: the outer end of the first supporting part (4) is integrally formed with a connecting part (11), and the outer diameter of the connecting part (11) is the same as the inner diameter of the connecting groove (7) on the inner side of the auxiliary roller (3).
4. The double roller of a replacement roller screen according to claim 3, wherein: and the inner wall of the connecting groove (7) is provided with a butt joint groove (14), and the butt joint groove (14) is communicated with a screw hole (8) on the auxiliary roller (3).
5. The double roller of a replacement roller screen according to claim 3, wherein: the outer end equidistance part of connecting portion (11) has butt joint piece (12), and processing has screw hole (13) on butt joint piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555078.7U CN213161737U (en) | 2020-07-31 | 2020-07-31 | Double rollers of replaceable roller screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555078.7U CN213161737U (en) | 2020-07-31 | 2020-07-31 | Double rollers of replaceable roller screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213161737U true CN213161737U (en) | 2021-05-11 |
Family
ID=75797553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021555078.7U Active CN213161737U (en) | 2020-07-31 | 2020-07-31 | Double rollers of replaceable roller screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213161737U (en) |
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2020
- 2020-07-31 CN CN202021555078.7U patent/CN213161737U/en active Active
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