Crane thrust wheel capable of being rapidly installed

Abstract

The utility model discloses a crane thrust wheel capable of being quickly mounted, which belongs to the technical field of crane thrust wheels and comprises a fixed table, connecting seats are arranged on two sides of the fixed table, bolts are arranged on the connecting seats, a main motor is arranged on the fixed table, a lead screw is arranged at the output end of the main motor, and a connecting rod is arranged at the bottom of the fixed table. According to the crane thrust wheel capable of being quickly mounted, the screw rod is rotated by starting the main motor. The lead screw rotates to drive the connecting rod in threaded connection with the lead screw to move horizontally, so that the protruding blocks on the connecting rod are inserted into the fixing blocks on the two sides of the thrust wheel body, the rotating rod is rotated to enable the linkage steel wire to be wound around the wire wheel, and the linkage steel wire pulls the inserting blocks to be contracted into the protruding blocks of the connecting rod. And then the rotating rod is loosened, and the inserting block is inserted into the fixing block through the elastic force of the auxiliary spring, so that the thrust wheel body is quickly fixed, and the mounting efficiency of the thrust wheel body is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of crane supporting wheels, in particular to a crane supporting wheel which can be quickly installed. Background Art

[0002] A crawler crane is a mobile crane that performs operations such as material lifting, transportation, loading and unloading, and installation. The track rollers serve as the load-bearing components of the chassis and roll on the guide rails or track plates of the crawler tracks to limit the lateral slippage of the crawler tracks. The track rollers are the main load-bearing structural components of crawler cranes, especially in large-tonnage crawler cranes. Their design and manufacturing quality are directly related to the safety of the entire crane. Traditional track rollers are often fixed by threaded connections or welding, which makes it inconvenient for workbench personnel to quickly install and disassemble them, greatly increasing the difficulty of installing the track rollers. Utility Model Content

[0003] In order to overcome the above defects, the utility model provides a crane supporting roller that can be quickly installed, which solves the problem that traditional crane supporting rollers are not convenient for quick installation and disassembly.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crane roller capable of being quickly installed, comprising a fixed platform, connecting seats are arranged on both sides of the fixed platform, bolts are arranged on the connecting seats, a main motor is arranged on the fixed platform, a screw rod is arranged at the output end of the main motor, a connecting rod is arranged at the bottom of the fixed platform, a roller body, a fixing piece and a rotating rod are arranged on the connecting rod, fixing blocks are arranged on both sides of the roller body, and a linkage rod is arranged on the rotating rod;

[0005] The two ends of the connecting rod are respectively provided with a limit member and a wire wheel, both sides of the wire wheel are provided with a connecting wire, the other end of the connecting wire is provided with an auxiliary spring and an insert block, the fixing member is provided with a guide rod, the guide rod is provided with a bearing member and a sliding rod, and the two sides of the sliding rod are respectively provided with a limit spring and a tooth block.

[0006] As a further solution of the utility model: the connecting seat and the main motor are both fixedly connected to the fixing platform, the bolt is threadedly connected to the connecting seat, a movable groove is opened on the fixing platform, the screw rod is inserted in the movable groove, and the output end of the main motor is fixedly connected to the screw rod.

[0007] As a further solution of the utility model: the connecting rod is slidably connected in the movable groove of the fixed platform, the connecting rod is threadedly connected to the two ends of the screw rod, the fixing piece is fixedly connected to one side of the connecting rod, the other side of the connecting rod is fixedly connected with a protrusion, and the protrusion is inserted into the fixing block, a sliding groove is provided on the protrusion, and the fixing block is fixedly connected to the two ends of the supporting wheel body.

[0008] As a further solution of the utility model: the connecting rod is inserted into the connecting rod, the limit member and the rotating rod are fixedly connected to one end of the connecting rod, the wire wheel is fixedly connected to the other end of the connecting rod, the wire wheel is arranged in the protrusion, and one end of the connecting steel wire is fixedly connected to the wire wheel.

[0009] As a further solution of the utility model: the other end of the linkage wire passes through the auxiliary spring and is fixedly connected to the plug block, the plug block is slidably connected in the slide groove of the protrusion, one end of the plug block passes through the protrusion and is plugged into the fixed block, and the auxiliary spring is installed in the slide groove of the protrusion.

[0010] As a further solution of the utility model: the guide rod is inserted into the fixing part, the bearing part and the slide rod are respectively fixedly connected to the two ends of the guide rod, the tooth block is fixedly connected to the slide rod, and the tooth block overlaps the limit member, the slide rod is slidably connected in the fixing part, and the two ends of the limit spring are respectively fixedly connected to the slide rod and the fixing part.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. The crane supporting roller that can be quickly installed starts the main motor to rotate the screw rod, and the rotation of the screw rod drives the connecting rod threaded therewith to move horizontally, so that the protrusions on the connecting rod are inserted into the fixed blocks on both sides of the supporting roller body, and the rotating rod is rotated to make the connecting wire wind around the wire wheel, and the connecting wire pulls the plug block to shrink into the protrusion of the connecting rod, and then the rotating rod is loosened and the plug block is inserted into the fixed block through the elastic force of the auxiliary spring, thereby realizing the rapid fixation of the supporting roller body and greatly improving the installation efficiency of the supporting roller body.

[0013] 2. The crane supporting roller that can be quickly installed, when the supporting roller body needs to be replaced, first reset the bearing part, then retract the tooth block into the fixing part through the elastic force of the limit spring, and after the supporting roller body is replaced, push the guide rod so that the slide rod drives the tooth block to overlap the limiting part, then rotate the bearing part ninety degrees, and fix the position of the tooth block through the elastic force of the limit spring, thereby avoiding the non-artificial rotation of the rotating rod, thereby ensuring the stability of the supporting roller body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a cross-sectional schematic diagram of the fixing platform of the utility model;

[0016] Figure 3 It is a cross-sectional schematic diagram of the fixing member of the utility model;

[0017] Figure 4 It is a cross-sectional schematic diagram of the connecting rod of the utility model;

[0018] In the figure: 1. fixed platform; 2. connecting seat; 3. main motor; 4. bolt; 5. connecting rod; 6. fixing block; 7. fixing piece; 8. rotating rod; 9. supporting wheel body; 10. screw rod; 11. limiting piece; 12. connecting rod; 13. plug block; 14. connecting wire; 15. auxiliary spring; 16. wire wheel; 17. guide rod; 18. bearing piece; 19. limiting spring; 20. sliding rod; 21. tooth block; 22. protrusion. DETAILED DESCRIPTION

[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, the utility model provides a technical solution: a crane supporting roller that can be quickly installed, including a fixed platform 1, a connecting seat 2 is arranged on both sides of the fixed platform 1, the connecting seat 2 and the main motor 3 are fixedly connected to the fixed platform 1, the bolt 4 is threadedly connected to the connecting seat 2, a movable groove is opened on the fixed platform 1, the screw rod 10 is inserted in the movable groove, and the output end of the main motor 3 is fixedly connected to the screw rod 10; the fixed platform 1 is fixed to the crane through the mutual cooperation of the connecting seat 2 and the bolt 4, and the main motor 3 is convenient for the subsequent installation and disassembly of the supporting roller body 9 through the cooperation of the screw rod 10.

[0021] A bolt 4 is provided on the connecting seat 2, a main motor 3 is provided on the fixed platform 1, a screw 10 is provided at the output end of the main motor 3, a connecting rod 5 is provided at the bottom of the fixed platform 1, the connecting rod 5 is slidably connected in the movable groove of the fixed platform 1, the connecting rod 5 is threadedly connected to the two ends of the screw 10, the fixing piece 7 is fixedly connected to one side of the connecting rod 5, and a protrusion 22 is fixedly connected to the other side of the connecting rod 5, and the protrusion 22 is inserted into the fixing block 6, a sliding groove is provided on the protrusion 22, and the fixing block 6 is fixedly connected to the two ends of the supporting wheel body 9; the rotation of the screw 10 causes the protrusion 22 on the connecting rod 5 to be inserted into the fixing blocks 6 on both sides of the supporting wheel body 9, and the fixing piece 7 is used to assist in positioning the limit piece 11 to facilitate the subsequent disassembly of the supporting wheel body 9.

[0022] A supporting wheel body 9, a fixing piece 7 and a rotating rod 8 are arranged on the connecting rod 5, and fixing blocks 6 are arranged on both sides of the supporting wheel body 9. A connecting rod 12 is arranged on the rotating rod 8, and the connecting rod 12 is inserted into the connecting rod 5. The limiting piece 11 and the rotating rod 8 are fixedly connected to one end of the connecting rod 12, and the wire wheel 16 is fixedly connected to the other end of the connecting rod 12. The wire wheel 16 is arranged in the protrusion 22, and one end of the connecting wire 14 is fixedly connected to the wire wheel 16; the rotating rod 8 is used to drive the connecting rod 12 and the limiting piece 11 to rotate, so that the connecting wire 14 is wound around the wire wheel 16, and the plug block 13 is pulled to retract into the protrusion 22 of the connecting rod 5 to facilitate the installation of the supporting wheel body 9.

[0023] A limit piece 11 and a wire wheel 16 are respectively provided at both ends of the linkage rod 12, and linkage wires 14 are provided on both sides of the wire wheel 16. The other end of the linkage wire 14 passes through an auxiliary spring 15 and is fixedly connected to the plug block 13. The plug block 13 is slidably connected in the slide groove of the protrusion 22. One end of the plug block 13 passes through the protrusion 22 and is plugged into the fixed block 6. The auxiliary spring 15 is installed in the slide groove of the protrusion 22; the elastic force of the auxiliary spring 15 is used to push the plug block 13 out, so that it is plugged into the fixed block 6, so as to facilitate the normal use of the supporting wheel body 9.

[0024] The other end of the linkage wire 14 is provided with an auxiliary spring 15 and an insert block 13, a guide rod 17 is provided on the fixing member 7, the guide rod 17 is inserted into the fixing member 7, a bearing member 18 and a slide bar 20 are respectively fixedly connected to the two ends of the guide rod 17, a tooth block 21 is fixedly connected to the slide bar 20, and the tooth block 21 overlaps with the limit member 11, the slide bar 20 is slidably connected in the fixing member 7, the two ends of the limit spring 19 are respectively fixedly connected to the slide bar 20 and the fixing member 7, a bearing member 18 and a slide bar 20 are provided on the guide rod 17, and a limit spring 19 and a tooth block 21 are respectively provided on both sides of the slide bar 20; the tooth block 21 is overlapped with the limit member 11 by pushing the guide rod 17, and then the bearing member 18 is rotated ninety degrees and the limit spring 19 cooperates to limit the rotation of the rotating rod 8, thereby effectively preventing the supporting wheel body 9 from falling off.

[0025] The working principle of the utility model is as follows: first, the main motor 3 is started so that the screw rod 10 drives the connecting rod 5 to move, so that the protrusion 22 on the connecting rod 5 is inserted into the fixed blocks 6 on both sides of the supporting wheel body 9, and then the bearing member 18 is reset, and the sliding rod 20 is pulled by the elastic force of the limit spring 19 to make the tooth block 21 separate from the overlap with the limit member 11, and then the insert block 13 is inserted into the fixed block 6 by the elastic force of the auxiliary spring 15, and then the guide rod 17 is pushed to make the tooth block 21 overlap the limit member 11, and the bearing member 18 is rotated ninety degrees, and then the position of the tooth block 21 is positioned by the cooperation of the limit spring 19, thereby avoiding the rotation of the limit member 11.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A crane roller capable of rapid installation, comprising a fixing platform (1), characterized in that: Connecting seats (2) are arranged on both sides of the fixed platform (1), bolts (4) are arranged on the connecting seats (2), a main motor (3) is arranged on the fixed platform (1), a screw rod (10) is arranged at the output end of the main motor (3), a connecting rod (5) is arranged at the bottom of the fixed platform (1), a supporting roller body (9), a fixing member (7) and a rotating rod (8) are arranged on the connecting rod (5), fixing blocks (6) are arranged on both sides of the supporting roller body (9), and a connecting rod (12) is arranged on the rotating rod (8); The two ends of the linkage rod (12) are respectively provided with a limit member (11) and a wire wheel (16); both sides of the wire wheel (16) are provided with a linkage wire (14); the other end of the linkage wire (14) is provided with an auxiliary spring (15) and an insert block (13); the fixing member (7) is provided with a guide rod (17); the guide rod (17) is provided with a bearing member (18) and a slide rod (20); and the two sides of the slide rod (20) are respectively provided with a limit spring (19) and a tooth block (21).

2. The crane roller capable of rapid installation according to claim 1, characterized in that: The connecting seat (2) and the main motor (3) are both fixedly connected to the fixing platform (1), the bolt (4) is threadedly connected to the connecting seat (2), a movable groove is provided on the fixing platform (1), the screw rod (10) is inserted into the movable groove, and the output end of the main motor (3) is fixedly connected to the screw rod (10).

3. The crane roller capable of rapid installation according to claim 2, characterized in that: The connecting rod (5) is slidably connected in a movable groove of the fixed platform (1); the connecting rod (5) is threadedly connected to the two ends of the screw rod (10); the fixing piece (7) is fixedly connected to one side of the connecting rod (5); a protrusion (22) is fixedly connected to the other side of the connecting rod (5); the protrusion (22) is plugged into the fixing block (6); a sliding groove is provided on the protrusion (22); and the fixing block (6) is fixedly connected to the two ends of the supporting wheel body (9).

4. The crane roller capable of rapid installation according to claim 3, characterized in that: The linkage rod (12) is inserted into the connecting rod (5), the limiting member (11) and the rotating rod (8) are fixedly connected to one end of the linkage rod (12), the wire wheel (16) is fixedly connected to the other end of the linkage rod (12), the wire wheel (16) is arranged in the protrusion (22), and one end of the linkage steel wire (14) is fixedly connected to the wire wheel (16).

5. The crane roller capable of rapid installation according to claim 4, characterized in that: The other end of the linkage wire (14) passes through the auxiliary spring (15) and is fixedly connected to the plug block (13); the plug block (13) is slidably connected to the slide groove of the protrusion (22); one end of the plug block (13) passes through the protrusion (22) and is plugged into the fixed block (6); the auxiliary spring (15) is installed in the slide groove of the protrusion (22).

6. The crane roller capable of rapid installation according to claim 4, characterized in that: The guide rod (17) is inserted into the fixing member (7), the bearing member (18) and the slide rod (20) are respectively fixedly connected to the two ends of the guide rod (17), the tooth block (21) is fixedly connected to the slide rod (20), and the tooth block (21) overlaps with the limit member (11), the slide rod (20) is slidably connected in the fixing member (7), and the two ends of the limit spring (19) are respectively fixedly connected to the slide rod (20) and the fixing member (7).

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