Slewing bearing mounting seat of marine equipment crane

Abstract

The utility model discloses a marine equipment crane slewing bearing mounting seat which comprises a mounting base, a first shaft sleeve base and a second shaft sleeve base, a gear motor is arranged on the end face of one side of the mounting base, the first shaft sleeve base is mounted at the end of the other side of the mounting base through a bolt, and the first shaft sleeve base is reinforced and mounted through the second shaft sleeve base. A bearing groove is inwards formed in the end face of the side, away from the second shaft sleeve base, of the first shaft sleeve base, threaded holes are evenly formed in the end face of the outward side of the bearing groove in the circumferential direction, and a bearing mechanism is installed on the first shaft sleeve base through the threaded holes, so that the bearing mechanism is fixedly installed through the threaded holes; the shaft sleeve base I is reinforced and mounted on the mounting base through the shaft sleeve base II; the first shaft sleeve base is reinforced and installed through the second shaft sleeve base, the first shaft sleeve base and the bearing mechanism are reinforced and installed through bolts, the bearing mechanism is stably installed, and disassembly and maintenance are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of a slewing bearing mounting seat for a crane, in particular to a slewing bearing mounting seat for a marine equipment crane. Background Art

[0002] The crane reducer is one of the core components of the crane transmission system, which consists of a motor, a reducer and a travel mechanism. The reducer mainly plays the role of reducing the high-speed rotation torque of the motor and provides a large torque output to achieve the purpose of easily lifting and moving goods.

[0003] Publication (announcement) number: CN217418000U, a slewing mechanism and a crane, relating to the technical field of engineering machinery, the slewing mechanism comprises a turntable base plate, a slewing bearing, a slewing reducer and a follower assembly, the slewing bearing comprises a moving ring and a stationary gear ring, the turntable base plate is mounted on the moving ring, the slewing reducer is mounted on the turntable base plate, the output shaft of the slewing reducer is provided with a driving gear, and the driving gear is meshed with the stationary gear ring; the follower assembly comprises a driven gear, a bearing and a housing, the housing is mounted on the turntable base plate; the bearing is arranged in the housing; the driven gear is connected to the inner ring of the bearing and meshed with the stationary gear ring.

[0004] In the prior art, the bearing base assembled on the crane reducer is installed with an interference fit, which causes certain maintenance difficulties for subsequent repairs or replacements. In addition, there is also a structure that is installed by slot clamping, which is convenient for disassembly during maintenance, but the bearing seat installation is not stable and it is easy to cause the bearing installation base to break, affecting the safe use of the bearing. Therefore, it is necessary to provide a slewing bearing mounting seat for marine equipment crane. Utility Model Content

[0005] In view of the problems existing in the above-mentioned prior art, the utility model provides a slewing bearing mounting seat for a marine equipment crane, the purpose of which is to solve the above-mentioned technical problems.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a slewing bearing mounting seat for a marine equipment crane, comprising a mounting base, a sleeve base one, and a sleeve base two. One side end face of the mounting base is set as a reduction motor, and the other side end of the mounting base is installed with the sleeve base one by bolts. The sleeve base one is reinforced and installed by the sleeve base two, and the sleeve base two is fixed to the mounting base by bolts. The sleeve base two is fixed to the sleeve base one by a bolt rod, and the output end of the reduction motor is connected to the transmission shaft through a reduction transmission mechanism. The end face of the sleeve base one on one side away from the sleeve base two is inwardly opened as a bearing groove, and the end face of the side facing outward of the bearing groove is circumferentially evenly opened with threaded holes, and the sleeve base one is installed with the bearing mechanism through the threaded holes.

[0007] Preferably, the middle portion of the mounting base is arranged as a fixing groove, and shaft sleeve base 1 and shaft sleeve base 2 are installed inside the fixing groove.

[0008] Preferably, a mounting groove 1 is provided on the end face of the mounting base away from the reduction motor, and a fixing plate 2 is provided on the end face of the sleeve base 1 away from the sleeve base 2. The fixing plate 2 is embedded in the mounting groove 1 and installed by bolts.

[0009] Preferably, a second installation groove is symmetrically provided in the middle of the installation base and along both sides of its axis, and a fixing plate 1 is provided on both sides of the second installation groove corresponding to the second installation groove, and the first fixing plate is embedded in the second installation groove and installed by bolts.

[0010] Preferably, the mounting base is provided with positioning screw holes symmetrically along both sides of its axis.

[0011] In summary, the utility model provides a slewing bearing mounting seat for a marine equipment crane, wherein a sleeve base 1 and a sleeve base 2 are sequentially arranged on one side of the upper part of the mounting base, and both the sleeve base 1 and the sleeve base 2 have through holes along the axial direction for mounting a transmission shaft, and the sleeve base 1 is used for mounting a bearing mechanism, and a sleeve base 2 is arranged on the end face of the sleeve base 1 away from the bearing mechanism, and the sleeve base 2 is mounted on the mounting base through bolts, and the sleeve base 2 is mounted through the bolt rod of the sleeve base 1, so that the bearing mechanism is fixedly mounted through the threaded hole, and the sleeve base 1 is reinforced and mounted on the mounting base through the sleeve base 2; the technical problems in the prior art that the hard fit is difficult to install and maintain, and the stability of the installation by the clamping method is poor, which is easy to cause breakage, are solved, and the sleeve base 1 is reinforced and mounted through the sleeve base 2, and the sleeve base 1 and the bearing mechanism are reinforced and mounted through bolts, so that the bearing mechanism is stably installed and convenient to disassemble and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the slewing bearing mounting seat of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the fixing groove and the bearing mechanism of the utility model;

[0014] Figure 3 It is a schematic diagram of the bearing groove and threaded hole structure of the utility model;

[0015] Figure 4 It is a schematic diagram of the installation structure of the installation base and the shaft sleeve base 1 and the shaft sleeve base 2 of the utility model;

[0016] In the figure: mounting base 1, sleeve base 1 2, sleeve base 2 3, reduction motor 4, reduction transmission mechanism 5, transmission shaft 6, bearing groove 7, threaded hole 11, bearing mechanism 12, fixing groove 13, mounting groove 1 14, mounting groove 2 15, fixing plate 1 16, fixing plate 2 17, positioning screw hole 21. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] like Figures 1 to 4 As shown:

[0019] The utility model discloses a slewing bearing mounting seat for a marine equipment crane, comprising a mounting base 1, a sleeve base 1 2 and a sleeve base 2 3. One side end face of the mounting base 1 is arranged to be a reduction motor 4. The other side end of the mounting base 1 is provided with a sleeve base 1 2 by bolts. The sleeve base 1 2 is reinforced and installed by the sleeve base 2 3. The sleeve base 2 3 is fixed to the mounting base 1 by bolts. The sleeve base 2 3 is fixed to the sleeve base 1 2 by bolt rods. The output end of the reduction motor 4 is connected to a transmission shaft 6 by a reduction transmission mechanism 5. One side end face of the sleeve base 1 2 away from the sleeve base 2 3 is provided inwardly with a bearing groove 7. One side end face of the bearing groove 7 facing outward is provided with threaded holes 11 evenly in the circumferential direction. The sleeve base 1 2 is provided with a bearing mechanism 12 by the threaded holes 11.

[0020] In order to solve the technical problems of poor installation stability and inconvenient maintenance in the prior art, the structure adopted by the present invention is as follows: one side of the upper part of the installation base 1 is sequentially arranged with a sleeve base 2 and a sleeve base 2 3, and the sleeve base 1 2 and the sleeve base 2 3 both have through holes along the axial direction for installing the transmission shaft 6, and the sleeve base 1 2 is used to install the bearing mechanism 12, and a sleeve base 2 3 is arranged on the end face of the sleeve base 1 2 away from the bearing mechanism 12, and the sleeve base 2 3 is installed on the installation base 1 by bolts, and the sleeve base 2 3 is installed by the sleeve base 1 2 bolt rod, so that the bearing mechanism 12 is fixedly installed through the threaded hole 11, and the sleeve base 2 3 is reinforced and installed on the installation base 1 by the sleeve base 2 3; the technical problems of the prior art that the installation and maintenance are difficult due to the hard fit, and the installation stability is poor due to the clamping method, which is easy to cause breakage, are solved, and the sleeve base 2 3 is used to reinforce the installation of the sleeve base 1 2, and the sleeve base 1 2 and the bearing mechanism 12 are reinforced and installed by bolts, so that the bearing mechanism 12 is stably installed and convenient to disassemble and maintain.

[0021] In at least one embodiment, in order to realize the installation and positioning of the sleeve base 1 2 and the sleeve base 2 3 and to set them coaxially with the reduction motor 4, the middle part of the installation base 1 is set as a fixing groove 13, and the sleeve base 1 2 and the sleeve base 2 3 are installed inside the fixing groove 13.

[0022] At least in one embodiment, in order to achieve stable installation of the sleeve base 12 and stable installation of the bearing mechanism 12 through the sleeve base 12, a mounting groove 14 is provided on the end surface of the mounting base 1 away from the reduction motor 4, and the end surface of the sleeve base 12 away from the sleeve base 23 is provided with a fixing plate 2 17, which is embedded in the mounting groove 14 and installed by bolts. The sleeve base 12 is installed on the mounting base 1 by bolts, and the mounting groove 14 is embedded in the fixing plate 2 17 and fixed by bolts, so that the stable installation of the bearing mechanism 12 on the sleeve base 12 is strengthened, and the fixed installation of the bearing mechanism 12 is achieved.

[0023] In at least one embodiment, in order to further reinforce the installation of the sleeve base 1 through the sleeve base 2 3, a mounting groove 2 15 is symmetrically provided in the middle of the mounting base 1 and along both sides of its axis, and the fixing plates 16 on both sides of the sleeve base 2 3 correspond to the mounting groove 2 15, and the fixing plates 16 are embedded in the mounting groove 2 15 and installed by bolts. In this way, the sleeve base 1 2 is fixedly installed through the sleeve base 2 3, and the bearing mechanism 12 is fixed to the sleeve base 1 2 through the sleeve base 2 3 during the transmission process, and the bearing mechanism 12 is installed on the sleeve base 1 2 by bolts, so that the bearing mechanism 12 is fixedly installed, and the safety problem of the bearing mechanism 12 breaking is avoided.

[0024] In at least one embodiment, the mounting base 1 is provided with positioning screw holes 21 symmetrically along the axis thereof, and a protective cover is installed through the positioning screw holes 21 to increase the protection of the transmission structure of the reducer and provide transmission stability for the bearing mechanism 12 .

[0025] The embodiments of the present invention are only used to illustrate the present invention and do not constitute a limitation on the scope of the claims. Other substantially equivalent alternatives that can be thought of by those skilled in the art are all within the protection scope of the present invention.

Claims

1. A slewing bearing mounting seat for a marine equipment crane, characterized in that: The invention comprises a mounting base (1), a sleeve base 1 (2), and a sleeve base 2 (3). One end surface of the mounting base (1) is provided with a reduction motor (4). The other end of the mounting base (1) is mounted with the sleeve base 1 (2) by means of bolts. The sleeve base 1 (2) is reinforced and mounted by means of the sleeve base 2 (3). The sleeve base 2 (3) is fixed to the mounting base (1) by means of bolts. The sleeve base 2 (3) is fixedly mounted with the sleeve base 1 (2) by means of bolt rods. The output end of the reduction motor (4) is connected to the transmission shaft (6) by means of a reduction transmission mechanism (5). The end surface of the sleeve base 1 (2) on one side away from the sleeve base 2 (3) is provided with a bearing groove (7) inwardly. The end surface of the bearing groove (7) on one side facing outward is provided with threaded holes (11) evenly in the circumferential direction. The sleeve base 1 (2) is provided with a bearing mechanism (12) by means of the threaded holes (11).

2. The slewing bearing mounting seat for a marine equipment crane according to claim 1, characterized in that: The middle portion of the mounting base (1) is provided with a fixing groove (13), and a shaft sleeve base 1 (2) and a shaft sleeve base 2 (3) are mounted inside the fixing groove (13).

3. The slewing bearing mounting seat for a marine equipment crane according to claim 1, characterized in that: An end surface of the mounting base (1) away from the reduction motor (4) is provided with a mounting groove 1 (14), and an end surface of the shaft sleeve base 1 (2) away from the shaft sleeve base 2 (3) is provided with a fixing plate 2 (17). The fixing plate 2 (17) is embedded in the mounting groove 1 (14) and is installed by bolts.

4. The slewing bearing mounting seat for a marine equipment crane according to claim 1, characterized in that: A second mounting groove (15) is symmetrically provided in the middle of the mounting base (1) and along both sides of the axis thereof. A first fixing plate (16) is provided on both sides of the second sleeve base (3) corresponding to the second mounting groove (15). The first fixing plate (16) is embedded in the second mounting groove (15) and mounted by bolts.

5. The slewing bearing mounting seat for a marine equipment crane according to claim 1, characterized in that: The mounting base (1) is provided with positioning screw holes (21) symmetrically along both sides of its axis.

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