CN219469484U - Heavy-duty bearing pulley - Google Patents

Abstract

The utility model relates to a heavy-duty bearing pulley, which belongs to the technical field of auxiliary equipment of monorail cranes and comprises two parallel side plates, wherein two groups of bearing rollers are rotationally connected to the two side plates, each bearing roller comprises a roller, a wheel shaft and a deep groove ball bearing, the wheel shaft is fixedly connected to the side plate and is positioned at one side of the side plate, which is close to each other, the deep groove ball bearing is fixedly connected to the wheel shaft, the roller is provided with a stepped hole, the deep groove ball bearing is arranged in the stepped hole, one end of the outer side wall of the roller, which is close to a first retaining cover, is fixedly connected with a flange, the rollers are clamped on two sides of an I-shaped rail, and the flange is attached to the side wall of the I-shaped rail to play a guiding role, so that the bearing pulley is prevented from deviating.

Description

Heavy-duty bearing pulley

Technical Field

The utility model relates to the technical field of monorail crane auxiliary equipment, in particular to a heavy-duty bearing pulley.

Background

The bearing pulley is an important bearing device of the monorail crane, the bearing pulley is connected to the upper surface of the traction machine through a connecting rod, the traction machine drives the bearing pulley to walk on a suspended track, and the lower part of the bearing pulley is connected with a pneumatic hoist for hanging heavy objects. Because the track has the slope from top to bottom and horizontal turn, the phenomenon of off tracking can appear in current bearing pulley, to this problem, proposes a monorail crane heavy walking dolly in the current patent, and patent publication number CN105752840A includes bearing wheel and leading wheel, although has solved the problem of dolly off tracking, but bearing pulley's manufacturing cost straight line rises. In order to solve the problems, we propose a heavy-duty bearing pulley.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a heavy-duty bearing pulley which is realized by the following technical scheme:

the utility model provides a heavy load-bearing pulley, includes the curb plate that two parallel arrangement, two all rotate on the curb plate and be connected with two sets of bearing rollers, the bearing roller includes gyro wheel, shaft, deep groove ball bearing, first fender lid and second fender lid, shaft fixed connection just is located one side that the curb plate is close to each other on the curb plate, deep groove ball bearing fixed connection is on the shaft, the shoulder hole has been seted up to the gyro wheel, first fender lid, second fender lid and deep groove ball bearing install in the shoulder hole, first fender lid one side is supported on the step of shoulder hole, its another lateral wall and deep groove ball bearing contact, the second fender lid sets up in the opposite side of deep groove ball bearing, first ring channel has been seted up on the lateral wall of shoulder hole, install the first elastic retaining ring that is used for blockking the second fender lid in the first ring channel, the second ring channel is installed to be used for blockking the second elastic retaining ring on the shaft, the one end fixedly connected with retaining ring that the flange lateral wall is close to first fender lid.

The utility model is further provided with: two the curb plate lower extreme is connected with locating lever and bearing pole can be dismantled, the locating lever parallel arrangement has two, the locating lever includes threaded rod and I-bar, threaded rod fixed connection is in the both ends of I-bar, the threaded rod passes curb plate threaded connection and has hexagonal slotted nut, the curb plate supports at the both ends of I-bar, the bearing pole is located between two locating levers and is located the below of locating lever, bearing lever one end threaded connection has the bolt that is used for to the bearing lever joint.

The utility model is further provided with: the side plate is fixedly connected with a first auxiliary ring and a second auxiliary ring, the first auxiliary rings are respectively arranged on the side walls of the side plate, which are far away from each other, the first auxiliary rings are coaxially arranged with the positioning rod, the second auxiliary rings are respectively arranged on the side walls of the side plate, which are parallel, and the second auxiliary rings are coaxially arranged with the bearing rod.

The utility model is further provided with: and two ends of the side plate are fixedly connected with connecting plates respectively.

In summary, the beneficial technical effects of the utility model are as follows:

the outer side wall of the roller is fixedly connected with a flange at one end close to the first retaining cover, the roller is clamped at two sides of the I-shaped track, and the flange is attached to the side wall of the I-shaped track to play a role in guiding so as to prevent the bearing pulley from deviating; the utility model provides a starting from the structure of gyro wheel, under the condition that does not increase gyro wheel number, solve the problem of bearing pulley off tracking, alleviateed bearing pulley's manufacturing cost greatly.

Drawings

Fig. 1 is a front view for showing the overall structure of the present embodiment;

FIG. 2 is a cross-sectional view taken along section line A-A in FIG. 1;

fig. 3 is an enlarged view for showing the bearing roller.

Reference numerals: 1. a side plate; 2. a bearing roller; 3. a roller; 4. a wheel axle; 5. deep groove ball bearings; 6. a first blocking cover; 7. a second blocking cover; 8. a stepped hole; 9. a first annular groove; 10. a first circlip; 11. a second annular groove; 12. the second elastic retainer ring; 13. a flange; 14. an I-shaped track; 15. a positioning rod; 16. a load-bearing rod; 17. a threaded rod; 18. an I-shaped rod; 19. a hexagonal slotted nut; 20. a bolt; 21. a first auxiliary ring; 22. a second auxiliary ring; 23. and (5) connecting a plate.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1-3, the heavy-duty bearing pulley disclosed by the utility model comprises two parallel side plates 1, wherein two groups of bearing rollers 2 are rotatably connected to the two side plates 1, each bearing roller 2 comprises a roller 3, an axle 4, a deep groove ball bearing 5, a first retaining cap 6 and a second retaining cap 7, the axle 4 is fixedly connected to the side plate 1 and is positioned on one side of the two side plates 1, which is close to each other, the deep groove ball bearing 5 is fixedly connected to the axle 4, the roller 3 is provided with a stepped hole 8, the first retaining cap 6, the second retaining cap 7 and the deep groove ball bearing 5 are all arranged in the stepped hole 8, one side of the first retaining cap 6 abuts against a step of the stepped hole 8, the other side wall of the second retaining cap 7 is contacted with the deep groove ball bearing 5, the second retaining cap 7 is arranged on the other side of the deep groove ball bearing 5, a first annular groove 9 is arranged on the side wall of the stepped hole 8, a first elastic retainer ring 10 for blocking the second retaining cap 7 is arranged in the first annular groove 9, a second annular groove 11 is arranged on the axle 4, the second annular groove 11 is arranged on the second annular groove 11 is used for blocking the first annular groove ball bearing 5, the second retaining cap 12 is arranged on the side of the second annular groove 11, the second annular groove 11 is adjacent to the side of the first annular groove 3, a guide flange 13 is used for preventing the retaining flange 13 from being attached to the two sides of the I-shaped roller 13, and the side of the bearing pulley from being attached to one end 13 is fixed on the side, which is opposite to the side of the bearing flange 13. The utility model provides a starting from the structure of gyro wheel 3, under the circumstances that does not increase the 3 numbers of gyro wheel, solve the problem of bearing pulley off tracking, alleviateed bearing pulley's manufacturing cost greatly.

The lower extreme of both sides board 1 is dismantled and is connected with locating lever 15 and bearing pole 16, and locating lever 15 parallel arrangement has two, and locating lever 15 includes threaded rod 17 and I-bar 18, and threaded rod 17 fixed connection is in the both ends of I-bar 18, and I-bar 18 both ends contact respectively with both sides board 1 and fix a position both sides board 1, and threaded rod 17 passes curb plate 1 threaded connection and has hexagonal slotted nut 19, and hexagonal slotted nut 19 is used for fixing curb plate 1. The bearing rod 16 is located between the two positioning rods 15 and below the positioning rods 15, and one end of the bearing rod 16 is in threaded connection with a bolt 20 for clamping the bearing rod 16. Fixedly connected with first auxiliary ring 21 and second auxiliary ring 22 on curb plate 1, first auxiliary ring 21 sets up respectively on the lateral wall that curb plate 1 kept away from each other, and first auxiliary ring 21 and locating lever 15 coaxial setting and carry out auxiliary stay to locating lever 15 to avoid the deformation of locating lever 15. The second auxiliary rings 22 are respectively arranged on two parallel side walls of the side plate 1, and the second auxiliary rings 22 are coaxially arranged with the bearing rod 16 and are used for carrying out auxiliary support on the bearing rod 16 so as to avoid deformation of the bearing rod 16.

The two ends of the side plate 1 are fixedly connected with connecting plates 23 respectively, and the connecting plates 23 are used for being connected with a tractor (not shown in the figure).

The first circlip 10 and the second circlip 12 are B-shaped circlips for holes.

Claims (4)

1. The utility model provides a heavy-duty bearing pulley, includes curb plate (1) that two parallel arrangement, two all rotate on curb plate (1) and be connected with two sets of bearing roller (2), a serial communication port, bearing roller (2) include gyro wheel (3), shaft (4), deep groove ball bearing (5), first fender lid (6) and second fender lid (7), shaft (4) fixed connection just is located one side that curb plate (1) is close to each other on curb plate (1), deep groove ball bearing (5) fixed connection is on shaft (4), stepped hole (8) have been seted up to gyro wheel (3), first fender lid (6), second fender lid (7) and deep groove ball bearing (5) are installed in stepped hole (8), first fender lid (6) one side is supported on the step of stepped hole (8), and its another lateral wall and groove ball bearing (5) contact, second fender lid (7) set up in the opposite side of groove ball bearing (5), first (9) have been seted up on the lateral wall of stepped hole (8), first fender lid (7) and second fender lid (9) have been seted up in the annular groove (10) and have been used for setting up in the deep groove ball bearing (5), the second annular groove (11) is provided with a second elastic retainer ring (12) for blocking the deep groove ball bearing (5), and one end, close to the first blocking cover (6), of the outer side wall of the roller (3) is fixedly connected with a flange (13).

2. The heavy-duty bearing pulley according to claim 1, wherein two lower ends of the side plates (1) are detachably connected with positioning rods (15) and bearing rods (16), the two positioning rods (15) are arranged in parallel, each positioning rod (15) comprises a threaded rod (17) and an I-shaped rod (18), each threaded rod (17) is fixedly connected to two ends of each I-shaped rod (18), each threaded rod (17) penetrates through each side plate (1) to be connected with a hexagonal slotted nut (19), the side plate (1) abuts against two ends of each I-shaped rod (18), each bearing rod (16) is located between the two positioning rods (15) and below each positioning rod (15), and one end of each bearing rod (16) is connected with a bolt (20) for clamping the corresponding bearing rod (16) in a threaded manner.

3. A heavy-duty load carrier according to claim 2, characterized in that the side plates (1) are fixedly connected with a first auxiliary ring (21) and a second auxiliary ring (22), the first auxiliary rings (21) are respectively arranged on the side walls of the side plates (1) far away from each other, the first auxiliary rings (21) are coaxially arranged with the positioning rods (15), the second auxiliary rings (22) are respectively arranged on the two parallel side walls of the side plates (1), and the second auxiliary rings (22) are coaxially arranged with the load carrier rods (16).

4. A heavy-duty load carrier according to claim 1, characterized in that the two ends of the side plates (1) are fixedly connected with connecting plates (23), respectively.