Conveying track of crane

Abstract

The utility model discloses a conveying track of a crane, which comprises two conveying frames, the bottom of each conveying frame is provided with a sliding bottom groove, the upper side wall of each sliding bottom groove is provided with a limiting groove, the two sides of each limiting groove are provided with matched guide rails, and each matched guide rail is provided with a sliding groove. A sliding block is slidably connected into the sliding bottom groove. The lower side walls of the two sliding blocks are fixedly connected with the same conveying bottom frame, the lower inner wall of the conveying bottom frame is provided with a lifting device body, the front side wall of the conveying frame is fixedly connected with a supporting front plate, the upper side wall of the supporting front plate is provided with a driving motor, and the output end of the driving motor is fixedly connected with a transmission lead screw. According to the lifting device, the conveying frame can drive the conveying bottom frame to move front and back, so that the lifting device body can be driven to move, the lifting upper limit is high, high lateral tension can be borne, and the safety of the lifting device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting devices, in particular to a conveying track of a crane. Background Art

[0002] Workshop cranes are generally bridge cranes; bridge cranes are lifting equipment that are horizontally mounted above workshops, warehouses and material yards to lift materials. Its two ends are located on tall concrete columns or metal brackets, shaped like a bridge. The bridge of the bridge crane runs longitudinally along the tracks laid on the elevated platforms on both sides, and can make full use of the space under the bridge to lift materials without being hindered by ground equipment. It is the most widely used and largest type of lifting machinery.

[0003] Existing standard bridge cranes are difficult to withstand high lateral tension when lifting materials, and there will be safety hazards when used for a long time. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a conveying track of a crane, wherein the device is provided with a driving motor, a transmission screw, a sliding block and a transmission roller, and the driving motor can drive the sliding block to move along the sliding bottom groove through the transmission screw, thereby driving the main body of the lifting device to move, and the lifting effect is stable;

[0005] The device is provided with two conveying frames and a conveying base frame. The conveying frames can drive the conveying base frame to move forward and backward, thereby driving the main body of the lifting device to move. The upper lifting limit is high, and it can withstand higher lateral pulling force, thereby improving the safety of the device.

[0006] The utility model also provides a conveying track with the above-mentioned crane, including a conveying frame, wherein two conveying frames are provided, a sliding bottom groove is provided at the bottom of each conveying frame, a limiting groove is provided at the upper side wall of the sliding bottom groove, matching guide rails are provided at both sides of the limiting groove, a sliding block is slidably connected inside the sliding bottom groove, the limiting block is fixedly connected to the upper side wall of the sliding block, and the left side wall and the right side wall of the limiting block are rotatably connected to two transmission rollers;

[0007] The lower side walls of the two sliding blocks are fixedly connected to the same conveying base frame, the lower inner wall of the conveying base frame is installed with a lifting device body, the front side wall of the conveying frame is fixedly connected to a supporting front plate, the upper side wall of the supporting front plate is installed with a driving motor, and the output end of the driving motor is fixedly connected to a transmission screw.

[0008] The limiting block and the limiting groove are slidably connected to improve the sliding stability of the limiting block.

[0009] The transmission roller cooperates with the matching guide rail to facilitate the rolling of the transmission roller.

[0010] A reinforcing plate is fixedly connected to the middle of the conveying chassis to improve the structural strength of the conveying chassis.

[0011] The output end of the lifting device body is fixedly connected with a hook to facilitate lifting and hoisting.

[0012] The left side wall and the right side wall of the conveying frame are fixedly connected with connecting flanges, a plurality of fixing holes are evenly arranged inside the connecting flanges, and a plurality of reinforcing ribs are fixedly connected between the connecting flanges and the conveying frame to improve the structural strength of the connecting flanges.

[0013] Each of the transmission screws is threadedly connected to a sliding block.

[0014] The sliding block, the limiting block and the conveying chassis are made by using an integrated molding technology, thereby improving the structural strength of the conveying chassis. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic diagram of the structure of a conveying track of a crane.

[0016] Figure 2 The utility model is a schematic diagram of a conveying component of a conveying track of a crane.

[0017] Figure 3 The utility model is a cross-sectional schematic diagram of a conveying track of a crane.

[0018] Figure 4 The utility model is a bottom schematic diagram of a conveying track of a crane.

[0019] Legend:

[0020] 1. Conveying frame; 101. Supporting front plate; 102. Matching guide rail; 103. Limiting groove; 104. Sliding bottom groove; 2. Connecting flange; 201. Fixing hole; 202. Reinforcing rib; 3. Driving motor; 301. Transmission screw; 4. Conveying bottom frame; 401. Reinforcing plate; 402. Sliding block; 403. Limiting block; 404. Transmission roller; 5. Lifting device body; 501. Hook. DETAILED DESCRIPTION

[0021] Reference Figure 1-4The utility model embodiment is a conveying track of a crane, which includes a conveying frame 1, and the conveying frames 1 are provided with two. The bottom of each conveying frame 1 is provided with a sliding bottom groove 104, and the upper side wall of the sliding bottom groove 104 is provided with a limiting groove 103. Both sides of the limiting groove 103 are provided with matching guide rails 102. The interior of the sliding bottom groove 104 is slidably connected with a sliding block 402, and the upper side wall of the sliding block 402 is fixedly connected with the limiting block 403. The left side wall and the right side wall of the limiting block 403 are rotatably connected with two transmission rollers 404. The limiting block 403 is slidably connected to the limiting groove 103 to improve the sliding stability of the limiting block 403. The transmission roller 404 cooperates with the matching guide rail 102 to facilitate the rolling of the transmission roller 404. The middle part of the conveying chassis 4 is fixedly connected with a reinforcing plate 401 to improve the structural strength of the conveying chassis 4.

[0022] The lower side walls of the two sliding blocks 402 are fixedly connected to the same conveying base frame 4, the lower inner wall of the conveying base frame 4 is installed with a lifting device body 5, and the output end of the lifting device body 5 is fixedly connected with a hook 501 for easy lifting and hoisting. The front side wall of the conveying frame 1 is fixedly connected to a supporting front plate 101, and the upper side wall of the supporting front plate 101 is installed with a driving motor 3. The output end of the driving motor 3 is fixedly connected with a transmission screw 301, and each transmission screw 301 is threadedly connected to a sliding block 402. The left and right walls of the conveying frame 1 are fixedly connected with a connecting flange 2, and a plurality of fixing holes 201 are evenly arranged inside the connecting flange 2. A plurality of reinforcing ribs 202 are fixedly connected between the connecting flange 2 and the conveying frame 1 to improve the structural strength of the connecting flange 2. The sliding block 402, the limit block 403 and the conveying base frame 4 are made of one-piece molding technology to improve the structural strength of the conveying base frame 4.

[0023] The device is provided with a driving motor 3, a transmission screw 301, a sliding block 402 and a transmission roller 404. The driving motor 3 can drive the sliding block 402 to move along the sliding bottom groove 104 through the transmission screw 301, thereby driving the lifting device body 5 to move, and the lifting effect is stable; the device is provided with two conveying frames 1 and a conveying base frame 4. The conveying frame 1 can drive the conveying base frame 4 to move forward and backward, thereby driving the lifting device body 5 to move, and the upper limit of the lifting is high.

Claims

1. A conveying track of a crane, characterized in that: It comprises a conveying frame (1), wherein two conveying frames (1) are provided, each conveying frame (1) is provided with a sliding bottom groove (104) at the bottom, the upper side wall of the sliding bottom groove (104) is provided with a limiting groove (103), both sides of the limiting groove (103) are provided with matching guide rails (102), the interior of the sliding bottom groove (104) is slidably connected with a sliding block (402), the upper side wall of the sliding block (402) is fixedly connected to the limiting block (403), and the left side wall and the right side wall of the limiting block (403) are rotatably connected to two transmission rollers (404); The lower side walls of the two sliding blocks (402) are fixedly connected to the same conveying frame (4), the lower inner wall of the conveying frame (4) is installed with a lifting device body (5), the front side wall of the conveying frame (1) is fixedly connected to a supporting front plate (101), the upper side wall of the supporting front plate (101) is installed with a driving motor (3), and the output end of the driving motor (3) is fixedly connected to a transmission screw (301).

2. A conveying track for a crane according to claim 1, characterized in that: The limiting block (403) and the limiting groove (103) are slidably connected.

3. The conveying track of a crane according to claim 1, characterized in that: The transmission roller (404) cooperates with the matching guide rail (102).

4. The conveying track of a crane according to claim 1, characterized in that: A reinforcing plate (401) is fixedly connected to the middle portion of the conveying chassis (4).

5. The conveying track of a crane according to claim 1, characterized in that: The output end of the lifting device body (5) is fixedly connected with a lifting hook (501).

6. The conveying track of a crane according to claim 1, characterized in that: The left side wall and the right side wall of the conveying frame (1) are both fixedly connected with a connecting flange (2), a plurality of fixing holes (201) are evenly arranged inside the connecting flange (2), and a plurality of reinforcing ribs (202) are fixedly connected between the connecting flange (2) and the conveying frame (1).

7. The conveying track of a crane according to claim 1, characterized in that: Each of the transmission lead screws (301) is threadedly connected to a sliding block (402).

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