CN210480693U - Special rotary bearing seat for tower crane - Google Patents
Special rotary bearing seat for tower crane Download PDFInfo
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- CN210480693U CN210480693U CN201921459301.5U CN201921459301U CN210480693U CN 210480693 U CN210480693 U CN 210480693U CN 201921459301 U CN201921459301 U CN 201921459301U CN 210480693 U CN210480693 U CN 210480693U
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Abstract
The utility model discloses a special rotatory swivel bearing of tower crane in slewing bearing technical field, first fixed plate right side sets up first bearing housing, first bearing housing upper portion sets up first connecting element, first connecting element upper portion sets up first side base, first side base upper portion right side sets up first fixed axle, first fixed axle right side sets up first cylindric lock, second fixed plate left side sets up the second bearing housing, second bearing housing upper portion sets up second coupling assembling, second coupling assembling upper portion sets up second side base, second side base upper portion left side sets up the second fixed axle, second fixed axle left side sets up the second cylindric lock, install slewing bearing between first cylindric lock and the second cylindric lock, slewing bearing bottom left side sets up first diagonal brace, slewing bearing bottom right side sets up the second diagonal brace. The bearing base rotates along the rotary bearing, and the two inclined support rods respectively move up and down along the two bearing sleeves, so that the overall stability of the bearing seat is ensured.
Description
Technical Field
The utility model relates to a slewing bearing technical field specifically is a special rotatory slewing bearing frame of tower crane.
Background
The bearing seat can accept comprehensive load and is especially large-sized and super-large, different bearing seats can be selected for use by one bearing, and different types of bearings can be selected for use by one bearing seat simultaneously, so the variety of the bearing seat is large, wherein the rotation of the tower crane is realized by the bearing seat, the special bearing seat for the tower crane on the existing market has a complex structure, a large volume, complex installation and disassembly processes, a bearing hole of the bearing seat is far away from a supporting surface, the supporting stability of the bearing seat is influenced, the long-time working state is realized, and the service life of the bearing seat is easy to reduce. Therefore, a special rotary bearing seat for a tower crane is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a special rotatory rotating bearing seat of tower crane to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a rotary swivel bearing seat special for a tower crane comprises a bearing base, wherein a first fixing plate is arranged on the left side of the upper portion of the bearing base, a first bolt assembly is arranged on the upper portion of the first fixing plate, a first bearing sleeve is arranged on the right side of the first fixing plate, a first connecting assembly is arranged on the upper portion of the first bearing sleeve, a first side base is arranged on the upper portion of the first connecting assembly, a first transmission shaft is arranged between the first connecting assembly and the first side base, a first trunnion is arranged on the left side of the upper portion of the first side base, a first fixing shaft is arranged on the right side of the upper portion of the first side base, a first cylindrical pin is arranged on the right side of the first fixing shaft, a second fixing plate is arranged on the right side of the upper portion of the bearing base, a second bolt assembly is arranged on the upper portion of the second fixing plate, a second, the improved bearing comprises a first connecting assembly, a second connecting assembly, a first cylindrical pin, a second cylindrical pin, a rotary bearing, a supporting plate, a first inclined supporting rod, a second inclined supporting rod, a mounting seat and a mounting assembly, wherein the second side base is arranged on the upper portion of the second connecting assembly, a second transmission shaft is arranged between the second connecting assembly and the second side base, a second trunnion is arranged on the right side of the upper portion of the second side base, a second fixed shaft is arranged on the left side of the upper portion of the second side base, a second cylindrical pin is arranged on the left side of the second fixed shaft, the rotary bearing is mounted between the first cylindrical pin and the second cylindrical pin, the bottom of the rotary bearing is provided with the supporting plate, the.
Preferably, the bottom of the first inclined supporting rod is connected with the bottom of the first bearing sleeve, and the bottom of the second inclined supporting rod is connected with the bottom of the second bearing sleeve.
Preferably, the first trunnion corresponds to a first fixed shaft position, and the second trunnion corresponds to a second fixed shaft position.
Preferably, slewing bearing includes the bearing, the bearing outside sets up the guard plate, guard plate upper portion outer wall all sets up the bolt, set up the recess on the guard plate, the guard plate bottom sets up the louvre, the guard plate left and right sides all sets up fixing bolt.
Preferably, the backup pad is equipped with the fixed plate, the fixed plate upper portion left and right sides all sets up first threaded rod, first threaded rod upper portion sets up rotatory handle, the fixed plate bottom left and right sides all sets up the second threaded rod, second threaded rod bottom sets up fixed sleeve, fixed sleeve bottom is installed in the backup pad upper end.
Compared with the prior art, the beneficial effects of the utility model are that: the protection plate outside the slewing bearing is arranged into two sections of semicircular arcs and is stable through a fixing bolt, so that the slewing bearing is convenient to mount and dismount; firstly, loosening the first threaded rod upwards, then loosening the second threaded rod downwards, adjusting the forward rotation and the reverse rotation of the two threaded rods according to actual requirements, adjusting the two threaded rods to initial positions after adjusting to corresponding positions, conveniently adjusting the height of a slewing bearing on a supporting plate, and further adjusting the height of a bearing seat according to actual requirements; the power is transmitted from the outside through the control box, so that the bearing base rotates along the rotary bearing, the two inclined support rods respectively move up and down along the two bearing sleeves, and the overall stability of the bearing seat is ensured.
Drawings
Fig. 1 is a schematic structural view of a rotary bearing seat of the present invention;
FIG. 2 is a schematic view of a rotary bearing according to the present invention;
fig. 3 is a schematic diagram of the structure of the supporting plate of the present invention.
In the figure: the bearing comprises a bearing base, a first fixing plate, a mounting base, a first bolt component, a first connecting component, a first transmission shaft 6, a first trunnion 7, a first side base 8, a first fixing shaft 9, a first cylindrical pin 10, a rotary bearing 11, a fixing bolt 111, a bolt 112, a groove 113, a protection plate 114, a bearing 115, a heat dissipation hole 116, a second cylindrical pin 12, a second fixing shaft 13, a second side base 14, a second trunnion 15, a second transmission shaft 16, a second connecting component 17, a second bolt component 18, a mounting component 19, a second fixing plate 20, a second bearing sleeve 21, a second inclined support rod 22, a support plate 23, a rotary handle 231, a first threaded rod 232, a fixing plate 233, a second threaded rod 234, a fixing sleeve 235, a first inclined support rod 24 and a first bearing sleeve 25.
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. 1-3, the present invention provides a technical solution: a special rotary swivel bearing seat for a tower crane comprises a bearing base 1, wherein a first fixing plate 2 is arranged on the left side of the upper part of the bearing base 1, a first bolt component 4 is arranged on the upper part of the first fixing plate 2, a first bearing sleeve 25 is arranged on the right side of the first fixing plate 2, a first connecting component 5 is arranged on the upper part of the first bearing sleeve 25, the first bearing sleeve 25 and the first connecting component 5 are both arranged on the right side of the first bolt component 4, a first side base 8 is arranged on the upper part of the first connecting component 5, a first transmission shaft 6 is arranged between the first connecting component 5 and the first side base 8, a first trunnion 7 is arranged on the left side of the upper part of the first side base 8, a first fixing shaft 9 is arranged on the right side of the upper part of the first fixing shaft 9, a second fixing plate 20 is arranged on the right side of the upper part of the bearing base 1, a second bolt component, a second bearing sleeve 21 is arranged on the left side of a second fixing plate 20, a second connecting assembly 17 is arranged on the upper portion of the second bearing sleeve 21, the second bearing sleeve 21 and the second connecting assembly 17 are arranged on the left side of a second bolt assembly 18, a second side base 14 is arranged on the upper portion of the second connecting assembly 17, a second transmission shaft 16 is arranged between the second connecting assembly 17 and the second side base 14, a second trunnion 15 is arranged on the right side of the upper portion of the second side base 14, a second fixing shaft 13 is arranged on the left side of the upper portion of the second side base 14, a second cylindrical pin 12 is arranged on the left side of the second fixing shaft 13, a slewing bearing 11 is arranged between the first cylindrical pin 10 and the second cylindrical pin 12, a support plate 23 is arranged at the bottom of the slewing bearing 11, a first inclined support rod 24 is arranged on the left side of the bottom of the slewing bearing 11, a second inclined support rod 22 is arranged on the right side of the bottom of the slewing bearing 11, the power is transmitted through the control box from the outside, the first transmission shaft 6, the second transmission shaft 16, the first fixing shaft 9 and the second fixing shaft 13 form a power device, so that the bearing base 1 rotates along the rotary bearing 11, when the rotary bearing 11 rotates, the first inclined support rod 24 and the second inclined support rod 22 move up and down along the first bearing sleeve 25 and the second bearing sleeve 21 respectively, the overall stability of the bearing base is ensured when the rotary bearing 11 rotates, the left side and the right side of the bottom of the bearing base 1 are provided with the mounting seats 3, and the bottom of the mounting seats 3 is provided with the mounting components 19.
The bottom of the first inclined stay bar 24 is connected with the bottom of the first bearing sleeve 25, and the bottom of the second inclined stay bar 22 is connected with the bottom of the second bearing sleeve 21;
the first trunnion 7 corresponds to the first fixed shaft 9 in position, and the second trunnion 15 corresponds to the second fixed shaft 13 in position;
the slewing bearing 11 comprises a bearing 115, a protection plate 114 is arranged outside the bearing 115, the protection plate 114 is arranged into two semicircular arcs, the protection plate 114 is divided into an upper protection plate and a lower protection plate, bolts 112 are arranged on the outer wall of the upper portion of the protection plate 114, grooves 113 are formed in the protection plate 114, heat dissipation holes 116 are formed in the bottom of the protection plate 114, the protection plate 114 can conduct quick heat dissipation through the heat dissipation holes 116, the problem that the service life of the slewing bearing 11 is reduced due to the fact that heat generated in the rotating process is difficult to release is solved, fixing bolts 111 are arranged on the left side and the right side of the protection plate 114, the left end and the right end of the protection plate 114 are stabilized through the fixing bolts 111, installation and disassembly;
The working principle is as follows: the bearing seat is installed on a tower body through an installation assembly 19, a rotary bearing 11 is fixed at the upper end of a supporting plate 23 through a first cylindrical pin 10 and a second cylindrical pin 12, a protective plate 114 outside the rotary bearing 11 is arranged into two semicircular arcs and is stable through a fixing bolt 111, a rotary handle 231 is fixedly installed at the upper end of a first threaded rod 232, the first threaded rod 232 is loosened upwards, a second threaded rod 234 is loosened downwards, the forward rotation and the reverse rotation of the two threaded rods are adjusted according to actual requirements, after the first threaded rod 232 and the second threaded rod 234 are adjusted to the initial positions, the height of the rotary bearing 11 on the supporting plate 23 is convenient to adjust, power is transmitted outside through a control box, a first transmission shaft 6, a second transmission shaft 16, a first fixing shaft 9 and a second fixing shaft 13 form a power device, and the bearing base 1 rotates along the rotary bearing 11, when the slewing bearing 11 rotates, the first diagonal brace 24 and the second diagonal brace 22 move up and down along the first bearing sleeve 25 and the second bearing sleeve 21 respectively, and the stability of the whole bearing seat is ensured when the slewing bearing 11 rotates.
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 (5)
1. The utility model provides a special rotatory swivel bearing seat of tower crane, includes bearing base (1), its characterized in that: the bearing base is characterized in that a first fixing plate (2) is arranged on the left side of the upper portion of the bearing base (1), a first bolt assembly (4) is arranged on the upper portion of the first fixing plate (2), a first bearing sleeve (25) is arranged on the right side of the first fixing plate (2), a first connecting assembly (5) is arranged on the upper portion of the first bearing sleeve (25), a first side base (8) is arranged on the upper portion of the first connecting assembly (5), a first transmission shaft (6) is arranged between the first connecting assembly (5) and the first side base (8), a first trunnion (7) is arranged on the left side of the upper portion of the first side base (8), a first fixing shaft (9) is arranged on the right side of the upper portion of the first side base (8), a first cylindrical pin (10) is arranged on the right side of the first fixing shaft (9), a second fixing plate (20) is arranged on the right side of the upper portion of the bearing base (1, a second bearing sleeve (21) is arranged on the left side of the second fixing plate (20), a second connecting assembly (17) is arranged on the upper portion of the second bearing sleeve (21), a second side base (14) is arranged on the upper portion of the second connecting assembly (17), a second transmission shaft (16) is arranged between the second connecting assembly (17) and the second side base (14), a second trunnion (15) is arranged on the right side of the upper portion of the second side base (14), a second fixing shaft (13) is arranged on the left side of the upper portion of the second side base (14), a second cylindrical pin (12) is arranged on the left side of the second fixing shaft (13), a rotary bearing (11) is installed between the first cylindrical pin (10) and the second cylindrical pin (12), a support plate (23) is arranged at the bottom of the rotary bearing (11), a first inclined support rod (24) is arranged on the left side of the bottom of the rotary bearing (11), and a second inclined support rod (22), both sides all set up mount pad (3) about bearing base (1) bottom, mount pad (3) bottom sets up installation component (19).
2. The special rotary swivel bearing block for the tower crane according to claim 1, wherein: the bottom of the first inclined supporting rod (24) is connected with the bottom of the first bearing sleeve (25), and the bottom of the second inclined supporting rod (22) is connected with the bottom of the second bearing sleeve (21).
3. The special rotary swivel bearing block for the tower crane according to claim 1, wherein: the first trunnion (7) corresponds to the first fixed shaft (9) in position, and the second trunnion (15) corresponds to the second fixed shaft (13) in position.
4. The special rotary swivel bearing block for the tower crane according to claim 1, wherein: slewing bearing (11) include bearing (115), bearing (115) outside sets up guard plate (114), guard plate (114) upper portion outer wall all sets up bolt (112), set up recess (113) on guard plate (114), guard plate (114) bottom sets up louvre (116), guard plate (114) left and right sides all sets up fixing bolt (111).
5. The special rotary swivel bearing block for the tower crane according to claim 1, wherein: backup pad (23) are equipped with fixed plate (233), fixed plate (233) upper portion left and right sides all sets up first threaded rod (232), first threaded rod (232) upper portion sets up rotatory handle (231), fixed plate (233) bottom left and right sides all sets up second threaded rod (234), second threaded rod (234) bottom sets up fixed sleeve (235), fixed sleeve (235) bottom is installed in backup pad (23) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921459301.5U CN210480693U (en) | 2019-09-04 | 2019-09-04 | Special rotary bearing seat for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921459301.5U CN210480693U (en) | 2019-09-04 | 2019-09-04 | Special rotary bearing seat for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210480693U true CN210480693U (en) | 2020-05-08 |
Family
ID=70538881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921459301.5U Active CN210480693U (en) | 2019-09-04 | 2019-09-04 | Special rotary bearing seat for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210480693U (en) |
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2019
- 2019-09-04 CN CN201921459301.5U patent/CN210480693U/en active Active
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