CN222794683U - Scraper guide wheel of round coal yard stacker-reclaimer - Google Patents
Scraper guide wheel of round coal yard stacker-reclaimer Download PDFInfo
- Publication number
- CN222794683U CN222794683U CN202420129573.3U CN202420129573U CN222794683U CN 222794683 U CN222794683 U CN 222794683U CN 202420129573 U CN202420129573 U CN 202420129573U CN 222794683 U CN222794683 U CN 222794683U
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- transmission shaft
- shaft body
- guide wheel
- roller
- coal yard
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Abstract
The utility model relates to a scraper guide wheel of a round coal yard stacker-reclaimer, which comprises a roller, a connecting shaft, a transmission shaft body and a sleeve, wherein the outer side surface of the transmission shaft body is an ellipsoid, a pipe cavity matched with the transmission shaft body is correspondingly arranged in the sleeve, the transmission shaft body is rotationally arranged in the pipe cavity, the roller is sleeved outside the sleeve, and one end of the transmission shaft body is fixedly connected with an external scraper through the connecting shaft. The ellipsoidal structure can limit the axial deflection of the transmission shaft body and does not influence radial rotation by arranging the transmission shaft body and the tube cavity of the ellipsoidal structure, so that the roller can be effectively prevented from falling off from the connecting shaft, and potential safety hazards caused by the falling roller to the operation of the coal pulverizer and coal mill equipment are avoided.
Description
Technical Field
The utility model relates to the technical field of bulk cargo conveying, in particular to a scraper guide wheel of a round coal yard stacker-reclaimer.
Background
In bulk coal conveying enterprises such as thermal power plants, steel, chemical industry, colliery, etc., circular coal yard stacker-reclaimer is at daily coal in-process of getting, and scraper blade extracting mechanism leading wheel is because being connected through the bearing between connecting axle and the gyro wheel, unstable leads to the gyro wheel to drop into the coal pile from the connecting axle, brings very big potential safety hazard to the operation of coal breaker and coal pulverizer equipment.
Disclosure of utility model
The utility model aims to solve the technical problem of researching a scraper guide wheel of a round coal yard stacker-reclaimer, which can stably run without falling off.
The technical scheme for solving the technical problems is as follows:
The utility model provides a circular coal yard stacker reclaimer scraper blade leading wheel, includes gyro wheel, connecting axle, transmission shaft body and sleeve pipe, and the lateral surface of transmission shaft body is the ellipsoid, and intraductal correspondence is provided with the lumen with transmission shaft looks adaptation, establishes in the lumen in the transmission shaft body rotation, and the sleeve pipe overcoat is equipped with the gyro wheel, and transmission shaft body one end passes through connecting axle and outside scraper blade fixed connection.
The ellipsoidal structure can limit the axial deflection of the transmission shaft body and does not influence radial rotation by arranging the transmission shaft body and the tube cavity of the ellipsoidal structure, so that the roller can be effectively prevented from falling off from the connecting shaft, and potential safety hazards caused by the falling roller to the operation of the coal pulverizer and coal mill equipment are avoided.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, a plurality of annular grooves are formed in the transmission shaft body, a plurality of balls are arranged in each annular groove in a rolling mode, and the balls are in rolling connection with the inner wall of the tube cavity.
Further, the balls are alloy steel balls, and lubricating oil is coated in the ring grooves and on the inner wall of the tube cavity.
Further, the sleeve is formed by buckling two splicing sheets, the second threaded holes are horizontally formed in each splicing sheet, the first threaded holes are formed in the rollers corresponding to the second threaded holes, and the splicing sheets and the rollers penetrate through the first threaded holes and the second threaded holes through screws to be fixedly connected.
Further, a sealing cover is arranged outside the roller at the other end of the transmission shaft body.
Drawings
FIG. 1 is a partial structural cross-sectional view of a scraper guide wheel of a round coal yard stacker-reclaimer of the present utility model;
FIG. 2 is a schematic diagram of a sleeve structure of a scraper guide wheel of a round coal yard stacker-reclaimer of the present utility model;
FIG. 3 is a cross-sectional view of a portion of the structure of a drive shaft of a scraper guide of a round coal yard stacker-reclaimer of the present utility model.
FIG. 4 is a schematic structural view of a scraper guide wheel of a round coal yard stacker-reclaimer of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. The device comprises a roller, 11, a first threaded hole, 2, a connecting shaft, 3, a transmission shaft body, 31, a ring groove, 32, balls, 4, a sleeve, 41, a tube cavity, 42, a splice piece, 421, a second threaded hole, 5, a screw, 6 and a sealing cover.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1-4, the scraper guide wheel of the round coal yard stacker-reclaimer in the embodiment 1 of the utility model comprises a roller 1, a connecting shaft 2, a transmission shaft body 3 and a sleeve 4, wherein the outer side surface of the transmission shaft body 3 is an ellipsoid, a pipe cavity 41 matched with the transmission shaft body 3 is correspondingly arranged in the sleeve 4, the transmission shaft body 3 is rotationally arranged in the pipe cavity 41, the roller 1 is sleeved outside the sleeve 4, and one end of the transmission shaft body 3 is fixedly connected with an external scraper through the connecting shaft 2.
Through setting up the transmission shaft body 3 and the lumen 41 of ellipsoid, the axial skew of transmission shaft body 3 can be restricted to the ellipsoid structure and radial rotation is not influenced to can effectively avoid gyro wheel 1 to drop from connecting axle 2, avoid gyro wheel 1 that drops to bring the potential safety hazard to coal breaker and coal pulverizer equipment operation.
The utility model relates to a scraper guide wheel of a round coal yard stacker reclaimer, which is characterized in that on the basis of embodiment 1, a transmission shaft body 3 is provided with a plurality of ring grooves 31, a plurality of balls 32 are arranged in each ring groove 31 in a rolling way, and the balls 32 are in rolling connection with the inner wall of a pipe cavity 41. The ring groove 31 and the ball 32 are arranged in the transmission shaft body 3, so that friction between the pipe cavity 41 and the transmission shaft body 3 when the roller 1 rotates is reduced, and daily work of the guide wheel is facilitated.
In the scraper guide wheel of the round coal yard stacker-reclaimer in embodiment 3 of the present utility model, on the basis of embodiment 2, the balls 32 are alloy steel balls, and the inside of the ring groove 31 and the inner wall of the pipe cavity 41 are coated with lubricating oil. The alloy steel balls have high strength and good wear resistance, and lubricating oil can be attached to the surfaces of the balls 32 and the transmission shaft body 3, so that the wear of the balls 32 and the transmission shaft body 3 is reduced.
The utility model embodiment 4 relates to a scraper guide wheel of a round coal yard stacker reclaimer, wherein on the basis of embodiment 1, a sleeve 4 is formed by buckling two splicing sheets 42, each splicing sheet 42 is horizontally provided with a second threaded hole 421, a roller 1 is provided with a first threaded hole 11 corresponding to the second threaded hole 421, and the splicing sheets 42 and the roller 1 are fixedly connected through the first threaded hole 11 and the second threaded hole 421 by screws 5. The spliced sleeve 4 can facilitate daily maintenance on the transmission shaft body 3, so that the transmission shaft body 3 is in a good working state, and the guide wheel rotates smoothly.
The embodiment 5 of the utility model relates to a scraper guide wheel of a round coal yard stacker reclaimer, and on the basis of the embodiment 1, a sealing cover 6 is arranged outside a roller 1 at the other end of a transmission shaft body 3. Preventing coal ash from invading into the gap between the transmission shaft body 3 and the pipe cavity 41, increasing abrasion and prolonging the service life of the guide wheel.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides a circular coal yard stacker reclaimer scraper blade leading wheel, its characterized in that, including gyro wheel (1), connecting axle (2), transmission shaft body (3) and sleeve pipe (4), the lateral surface of transmission shaft body (3) is the ellipsoid, correspond in sleeve pipe (4) be provided with lumen (41) of transmission shaft body (3) looks adaptation, establish in transmission shaft body (3) rotation lumen (41), sleeve pipe (4) overcoat is equipped with gyro wheel (1), transmission shaft body (3) one end is through connecting axle (2) and outside scraper blade fixed connection.
2. The scraper guide wheel of the round coal yard stacker-reclaimer according to claim 1, wherein a plurality of ring grooves (31) are formed in the transmission shaft body (3), a plurality of balls (32) are arranged in each ring groove (31) in a rolling mode, and the balls (32) are in rolling connection with the inner wall of the pipe cavity (41).
3. The scraper guide wheel of the round coal yard stacker-reclaimer according to claim 2, wherein the balls (32) are alloy steel balls, and lubricating oil is coated on the inner part of the ring groove (31) and the inner wall of the pipe cavity (41).
4. The scraper guide wheel of the circular coal yard stacker-reclaimer according to claim 1, wherein the sleeve (4) is formed by buckling two splicing sheets (42), each splicing sheet (42) is horizontally provided with a second threaded hole (421), the roller (1) is provided with a first threaded hole (11) corresponding to the second threaded hole (421), so that the splicing sheets (42) and the roller (1) penetrate through the first threaded hole (11) through screws (5), and the second threaded holes (421) are fixedly connected.
5. The scraper guide wheel of the round coal yard stacker-reclaimer according to claim 1, wherein a sealing cover (6) is arranged outside the roller (1) at the other end of the transmission shaft body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420129573.3U CN222794683U (en) | 2024-01-18 | 2024-01-18 | Scraper guide wheel of round coal yard stacker-reclaimer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420129573.3U CN222794683U (en) | 2024-01-18 | 2024-01-18 | Scraper guide wheel of round coal yard stacker-reclaimer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222794683U true CN222794683U (en) | 2025-04-25 |
Family
ID=95412726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420129573.3U Active CN222794683U (en) | 2024-01-18 | 2024-01-18 | Scraper guide wheel of round coal yard stacker-reclaimer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222794683U (en) |
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2024
- 2024-01-18 CN CN202420129573.3U patent/CN222794683U/en active Active
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