CN210235130U - Thrust wheel for crawler crane - Google Patents
Thrust wheel for crawler crane Download PDFInfo
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- CN210235130U CN210235130U CN201921041957.5U CN201921041957U CN210235130U CN 210235130 U CN210235130 U CN 210235130U CN 201921041957 U CN201921041957 U CN 201921041957U CN 210235130 U CN210235130 U CN 210235130U
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- thrust wheel
- rod
- connecting block
- crawler crane
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Abstract
The utility model provides a thrust wheel for crawler crane, including first fixed plate, dismantlement installation mechanism and stop gear, dismantle installation mechanism and be located the both sides of first fixed plate, it includes the mounting panel to dismantle installation mechanism, the mounting panel sets up in the top of first fixed plate, the tip of lead screw is provided with the handle, the avris of fly leaf is through the middle part interconnect of first pivot and first connecting block. The utility model provides a thrust wheel for crawler crane, through corotation or reversal handle, make the fly leaf can do and remove left or right, thereby make first connecting block can separate with the thrust wheel main part, thereby make things convenient for the thrust wheel main part to dismantle the after maintenance, be provided with the spring simultaneously, make the card that the upper end of gag lever post can be firm in the inside of lead screw, thereby avoided the lead screw because of the phenomenon of vibrations rotation, the effectual phenomenon of droing appears in the thrust wheel main part of having avoided, the emergence of accident has been avoided.
Description
Technical Field
The utility model relates to a hoist thrust wheel field especially relates to a thrust wheel for crawler crane.
Background
The crawler crane is a self-propelled crane for high-rise building construction, is a movable arm rotating crane which runs by using a crawler, has large crawler grounding area, good trafficability and strong adaptability, can run with load, is suitable for hoisting operation in a building site, and the thrust wheel is an important supporting component of the crane.
The utility model discloses a hoist thrust wheel convenient to dismouting like utility model with grant bulletin number CN208648573U, it is through the dismantlement maintenance of convenient thrust wheel main part, but the disassembly body goes on through the screw thread, and although the screw thread has certain self-locking function, but along with long-time use, leads to the phenomenon of rotation easily, leads to the phenomenon that the thrust wheel main part drops, leads to the emergence of accident easily.
Therefore, it is necessary to provide a track roller for a crawler crane to solve the above technical problems.
Disclosure of Invention
The utility model provides a thrust wheel for crawler crane has solved current hoist thrust wheel and has not been convenient for dismantle the installation, and does not have limit function's problem.
In order to solve the technical problem, the utility model provides a thrust wheel for a crawler crane, which comprises a first fixing plate, a dismounting and mounting mechanism and a limiting mechanism, wherein the dismounting and mounting mechanism is arranged at two sides of the first fixing plate, the dismounting and mounting mechanism comprises a mounting plate, the mounting plate is arranged at the top of the first fixing plate, a bolt is arranged at the edge of the mounting plate, a lead screw penetrates through the middle part of the first fixing plate, a handle is arranged at the end part of the lead screw, a limiting block is connected with the other end part of the lead screw, the limiting block is arranged in a movable plate, a movable block is fixed at the top of the movable plate and is arranged in the mounting plate, the side of the movable plate is connected with the middle part of a first connecting block through a first rotating shaft, the first connecting block is arranged in one side of the thrust wheel main body, and a second connecting block is arranged in, the middle part of the second connecting block is connected with the side of the second fixing plate through a second rotating shaft, and the second fixing plate is arranged at the bottom of the mounting plate.
Preferably, stop gear installs in the avris of first fixed plate, stop gear includes the bearing plate, the bearing plate is fixed in the avris of first fixed plate, and the inside of bearing plate runs through there is the gag lever post to the upper end of gag lever post is installed in the inside of lead screw, the outer wall of gag lever post is provided with the dead lever, and is provided with the spring between dead lever and the bearing plate, and spring mounting is in the outer wall of gag lever post, and the avris of gag lever post lower extreme is fixed with the horizontal pole moreover.
Preferably, the outer wall of the screw rod and the inner wall of the first fixing plate are both designed to be in a thread structure, and the screw rod is in threaded connection with the first fixing plate.
Preferably, the outer wall of the limiting block is attached to the inner wall of the movable plate, and the limiting block and the movable plate form a rotating structure.
Preferably, the movable blocks are symmetrically arranged about the central axis of the mounting plate, and the movable blocks and the mounting plate form a sliding structure.
Preferably, the vertical section of first connecting block and second connecting block all designs to regular hexagon structure, and first connecting block and second connecting block are the block with the thrust wheel main part and are connected.
Preferably, the limiting rod is connected with the screw rod in a clamping mode, and the limiting rod, the spring and the bearing plate are all in penetrating connection.
Preferably, the number of the fixing rods is two, and the fixing rods are symmetrically arranged around the central axis of the limiting rod.
Compared with the prior art, the utility model provides a thrust wheel for crawler crane has following beneficial effect:
the utility model provides a thrust wheel for crawler crane, through corotation or reversal handle, make the fly leaf can do and remove left or right, thereby make first connecting block can separate with the thrust wheel main part, thereby make things convenient for the thrust wheel main part to dismantle the after maintenance, be provided with the spring simultaneously, make the card that the upper end of gag lever post can be firm in the inside of lead screw, thereby avoided the lead screw because of the phenomenon of vibrations rotation, the effectual phenomenon of droing appears in the thrust wheel main part of having avoided, the emergence of accident has been avoided.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a thrust wheel for a crawler crane according to the present invention;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is a schematic view of the movable block of FIG. 1;
FIG. 4 is a schematic view showing the structure of the second connecting block shown in FIG. 1;
fig. 5 is a schematic view of the spring mounting shown in fig. 2.
Reference numbers in the figures: 1. the device comprises a first fixing plate, 2, a mounting plate, 3, a bolt, 4, a screw rod, 5, a handle, 6, a limiting block, 7, a movable plate, 8, a movable block, 9, a first rotating shaft, 10, a first connecting block, 11, a supporting wheel main body, 12, a second connecting block, 13, a second rotating shaft, 14, a second fixing plate, 15, a bearing plate, 16, a limiting rod, 17, a fixing rod, 18, a spring, 19 and a cross rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a thrust wheel for a crawler crane according to a preferred embodiment of the present invention; FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1; FIG. 3 is a schematic view of the movable block of FIG. 1; FIG. 4 is a schematic view showing the structure of the second connecting block shown in FIG. 1; fig. 5 is a schematic view of the spring mounting shown in fig. 2. A track roller for a crawler crane comprises a first fixing plate 1, a dismounting and mounting mechanism and a limiting mechanism, wherein the dismounting and mounting mechanism is positioned at two sides of the first fixing plate 1, the dismounting and mounting mechanism comprises a mounting plate 2, the mounting plate 2 is arranged at the top of the first fixing plate 1, a bolt 3 is mounted at the edge of the mounting plate 2, a lead screw 4 penetrates through the middle of the first fixing plate 1, a handle 5 is arranged at the end part of the lead screw 4, a limiting block 6 is connected to the other end part of the lead screw 4, the limiting block 6 is arranged in a movable plate 7, a movable block 8 is fixed at the top of the movable plate 7 and is mounted in the mounting plate 2, the side of the movable plate 7 is connected with the middle of a first connecting block 10 through a first rotating shaft 9, the first connecting block 10 is mounted in one side of a track roller main body 11, and a second connecting block 12 is arranged in, the avris interconnect of second connecting block 12's middle part through second pivot 13 and second fixed plate 14, and second fixed plate 14 sets up in the bottom of mounting panel 2, has made things convenient for the dismantlement of thrust wheel main part 11 to make things convenient for thrust wheel main part 11 to dismantle the maintenance.
The phenomenon of rotation has been avoided appearing in lead screw 4, thereby the emergence of accident has been avoided droing of thrust wheel main part 11, this embodiment, it is preferred, stop gear installs in the avris of first fixed plate 1, stop gear includes bearing plate 15, bearing plate 15 is fixed in the avris of first fixed plate 1, and the inside of bearing plate 15 runs through there is gag lever post 16, and install in the inside of lead screw 4 in the upper end of gag lever post 16, the outer wall of gag lever post 16 is provided with dead lever 17, and be provided with spring 18 between dead lever 17 and the bearing plate 15, and spring 18 installs in the outer wall of gag lever post 16, and the avris of gag lever post 16 lower extreme is fixed with horizontal pole 19 moreover.
When the screw rod 4 is ensured to rotate, the screw rod 4 can rotate and move on the first fixing plate 1, in this embodiment, preferably, the outer wall of the screw rod 4 and the inner wall of the first fixing plate 1 are both designed to be in a thread-like structure, and the screw rod 4 is in threaded connection with the first fixing plate 1.
When the screw rod 4 is ensured to rotate, the screw rod 4 can drive the limiting block 6 to rotate in the movable plate 7, so that the movable plate 7 can be driven to move, in this embodiment, preferably, the outer wall of the limiting block 6 is attached to the inner wall of the movable plate 7, and the limiting block 6 and the movable plate 7 form a rotating structure.
When the movable plate 7 moves, the movable block 8 can move inside the mounting plate 2, so that the movable plate 7 can move along a straight line, preferably, in the embodiment, two movable blocks 8 are symmetrically arranged about the central axis of the mounting plate 2, and the movable blocks 8 and the mounting plate 2 form a sliding structure.
Guaranteed that thrust wheel main part 11 can drive first pivot 9 and the rotation of second pivot 13 through first connecting block 10 and second connecting block 12, this embodiment, it is preferred, the vertical section of first connecting block 10 and second connecting block 12 all designs into regular hexagon structure, and first connecting block 10 and second connecting block 12 are the block with thrust wheel main part 11 and are connected.
When the limiting rod 16 is clamped with the screw rod 4 under the action of the spring 18, the screw rod 4 cannot rotate, in the embodiment, preferably, the limiting rod 16 is in clamping connection with the screw rod 4, and the limiting rod 16, the spring 18 and the bearing plate 15 are all in through connection.
The spring 18 is guaranteed to be compressed by the fixing rod 17, the spring 18 and the limiting rod 16 are prevented from falling off, preferably, the number of the fixing rods 17 is two, and the fixing rods 17 are symmetrically arranged about the central axis of the limiting rod 16.
The utility model provides a thrust wheel for crawler crane's theory of operation as follows:
the thrust wheel main body 11 needs to be disassembled for maintenance, at this time, the cross rod 19 is pulled downwards, then the cross rod 19 drives the limiting rod 16 to move downwards on the bearing plate 15, the fixing rod 17 compresses the spring 18, meanwhile, the limiting rod 16 is separated from the screw rod 4, then the handle 5 is rotated forwards, then the handle 5 drives the screw rod 4 and the limiting block 6 to rotate, because the screw rod 4 is in threaded connection with the first fixing plate 1, the screw rod 4 drives the movable plate 7 to move towards the right side under the limit of the movable block 8, so that the first rotating shaft 9 and the first connecting block 10 on the movable plate 7 are separated from the thrust wheel main body 11, then the thrust wheel main body 11 is taken down from the second connecting block 12, the disassembly of the thrust wheel main body 11 can be completed, when the maintenance or the replacement of the thrust wheel main body 11 is completed, at this time, the thrust wheel main body 11 is installed back to the original position, then the handle 5 is rotated backwards, the first connecting block 10 moves towards the left side to be clamped with the thrust wheel main body 11, meanwhile, the limiting hole in the screw rod 4 is aligned with the limiting rod 16, and at the moment, under the action of the spring 18, the limiting rod 16 is clamped with the limiting hole in the screw rod 4, so that the phenomenon that the screw rod 4 rotates automatically is avoided.
Compared with the prior art, the utility model provides a thrust wheel for crawler crane has following beneficial effect:
1. the movable plate 7 can move leftwards or rightwards through the forward rotation or reverse rotation handle 5, so that the first connecting block 10 can be separated from the thrust wheel main body 11, and the thrust wheel main body 11 is convenient to repair after being detached
2. Meanwhile, the spring 18 is arranged, so that the upper end of the limiting rod 16 can be stably clamped in the lead screw 4, the phenomenon that the lead screw 4 rotates due to vibration is avoided, the phenomenon that the supporting wheel main body 11 falls off is effectively avoided, and accidents are avoided.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a thrust wheel for crawler crane, includes first fixed plate (1), dismantles installation mechanism and stop gear, its characterized in that: the disassembly and installation mechanism is positioned on two sides of a first fixed plate (1), the disassembly and installation mechanism comprises an installation plate (2), the installation plate (2) is arranged on the top of the first fixed plate (1), a bolt (3) is installed at the edge of the installation plate (2), a screw rod (4) penetrates through the middle of the first fixed plate (1), the end part of the screw rod (4) is provided with a handle (5), the other end part of the screw rod (4) is connected with a limiting block (6), the limiting block (6) is arranged in a movable plate (7), the top of the movable plate (7) is fixed with a movable block (8), the movable block (8) is arranged in the mounting plate (2), the side of the movable plate (7) is connected with the middle part of a first connecting block (10) through a first rotating shaft (9), and the first connecting block (10) is arranged in the inner part of one side of a supporting wheel main body (11), and the inside of thrust wheel main part (11) opposite side is provided with second connecting block (12), the avris interconnect of second connecting block (12) middle part through second pivot (13) and second fixed plate (14), and second fixed plate (14) set up in the bottom of mounting panel (2).
2. The thrust wheel for the crawler crane according to claim 1, wherein the limiting mechanism is mounted on the side of the first fixing plate (1), the limiting mechanism comprises a bearing plate (15), the bearing plate (15) is fixed on the side of the first fixing plate (1), a limiting rod (16) penetrates through the inside of the bearing plate (15), the upper end of the limiting rod (16) is mounted inside the screw rod (4), a fixing rod (17) is arranged on the outer wall of the limiting rod (16), a spring (18) is arranged between the fixing rod (17) and the bearing plate (15), the spring (18) is mounted on the outer wall of the limiting rod (16), and a side cross rod (19) is fixed on the lower end of the limiting rod (16).
3. The thrust wheel for the crawler crane according to claim 1, wherein the outer wall of the screw rod (4) and the inner wall of the first fixing plate (1) are both designed to be of a thread-like structure, and the screw rod (4) is in threaded connection with the first fixing plate (1).
4. The thrust wheel for the crawler crane according to claim 1, wherein the outer wall of the stopper (6) and the inner wall of the movable plate (7) are attached to each other, and the stopper (6) and the movable plate (7) form a rotating structure.
5. The thrust wheel for a crawler crane according to claim 1, wherein two movable blocks (8) are symmetrically arranged about the central axis of the mounting plate (2), and the movable blocks (8) and the mounting plate (2) constitute a sliding structure.
6. The thrust wheel for the crawler crane according to claim 1, wherein the vertical sections of the first connecting block (10) and the second connecting block (12) are designed to be regular hexagonal structures, and the first connecting block (10) and the second connecting block (12) are connected with the thrust wheel body (11) in a clamping manner.
7. The thrust wheel for the crawler crane according to claim 2, wherein the limit rod (16) is connected with the screw rod (4) in a clamping manner, and the limit rod (16), the spring (18) and the bearing plate (15) are connected in a penetrating manner.
8. The thrust wheel for a crawler crane according to claim 2, wherein the fixing rods (17) are provided in two, and the fixing rods (17) are symmetrically provided about a central axis of the stopper rod (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041957.5U CN210235130U (en) | 2019-07-05 | 2019-07-05 | Thrust wheel for crawler crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041957.5U CN210235130U (en) | 2019-07-05 | 2019-07-05 | Thrust wheel for crawler crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210235130U true CN210235130U (en) | 2020-04-03 |
Family
ID=69989866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921041957.5U Active CN210235130U (en) | 2019-07-05 | 2019-07-05 | Thrust wheel for crawler crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210235130U (en) |
-
2019
- 2019-07-05 CN CN201921041957.5U patent/CN210235130U/en active Active
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