Low-clearance double-beam hoist trolley

Abstract

The utility model discloses a low clearance double-beam hoist trolley, relates to the technical field of double-beam hoist trolleys, and particularly comprises a cross beam and a crane car, the upper surface of the cross beam is connected with the crane car in a sliding mode, a track is arranged on the upper surface of the cross beam, a fixing block is fixedly connected with the inner wall of the track, and the fixing block is fixedly connected with the cross beam. A sliding groove is formed in the upper surface of the fixing block, a mounting block is fixedly connected to the lower surface of the crane car, a sliding wheel is fixedly mounted on the lower surface of the mounting block, and a wheel groove is formed in the inner side wall of the rail. According to the low-clearance double-beam hoist trolley, through the arrangement of the rail and the cooperative arrangement of the wheel groove, the shell, the movable plate, the supporting rod, the mounting rod, the first spring, the sliding sleeve, the movable block, the groove and the pulley, when a crane car moves, the crane car is limited during moving through the elasticity of the first spring and the movement of the pulley in the wheel groove, and the crane car is prevented from moving; and shaking is avoided, and therefore the limiting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of double-beam hoist trolleys, in particular to a low-headroom double-beam hoist trolley. Background Art

[0002] Gantry crane is a variation of bridge crane, also called gantry crane, which is mainly used for loading and unloading operations in outdoor cargo yards, material yards and bulk cargo. Gantry crane has the characteristics of high site utilization, large operating range, wide adaptability and strong versatility. It is widely used in port cargo yards. Its metal structure is like a door-shaped frame, with two legs installed under the load-bearing main beam, which can walk directly on the ground track, and the two ends of the main beam can have outward cantilever beams.

[0003] A low-headroom double-beam hoist trolley is disclosed in the Chinese utility model patent application disclosure specification CN202120572815.2. Most of the existing ones are only provided with walking wheels. The equipment is prone to shaking during operation, which leads to unstable operation and is not conducive to use. In addition, the steel cable is prone to scratching against the corners of the equipment during lifting, which leads to serious wear of the steel cable, which is not conducive to use. Therefore, a low-headroom double-beam hoist trolley is needed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a low-headroom double-beam hoist trolley, which solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a low-headroom double-beam hoist trolley, comprising a crossbeam and a lifting vehicle, the upper surface of the crossbeam is slidably connected to the lifting vehicle, a track is provided on the upper surface of the crossbeam, a fixed block is fixedly connected to the inner wall of the track, a sliding groove is provided on the upper surface of the fixed block, a mounting block is fixedly connected to the lower surface of the lifting vehicle, a sliding wheel is fixedly installed on the lower surface of the mounting block, a wheel groove is provided on the inner side wall of the track, a shell is fixedly connected to one side of the mounting block, a sliding groove is provided on the inner wall of the shell, and a slider is slidably connected to the inner wall of the sliding groove.

[0006] Optionally, a moving plate is fixedly connected to the lower surface of the sliding block, and a supporting rod is fixedly connected to one side of the moving plate.

[0007] Optionally, a mounting rod is fixedly connected to the inner side wall of the shell, and a first spring is provided on the outer surface of the mounting rod.

[0008] Optionally, a sliding sleeve is slidably connected to the outer surface of the mounting rod, one side of the sliding sleeve is fixedly connected to the first spring, and the lower surface of the support rod is fixedly connected to the sliding sleeve.

[0009] Optionally, a movable block is fixedly connected to one side of the movable plate, a groove is provided on one side of the movable block, and a pulley is connected to one side of the movable block.

[0010] Optionally, a support plate is fixedly connected to the lower surface of the lifting truck, and a fixing rod is fixedly connected to the inner wall of the support plate.

[0011] Optionally, a second spring is disposed on the outer surface of the fixed rod, a movable plate is fixedly connected to the lower surface of the second spring, and an inner wall of the movable plate is slidably connected to the fixed rod.

[0012] Optionally, a connecting block is fixedly connected to one side of the movable plate, the inner wall of the connecting block is slidably connected to the fixed rod, the back of the connecting block is fixedly connected to a connecting plate, one side of the connecting plate is fixedly connected to an inclined plate, and the inner wall of the inclined plate is rotatably connected to a roller. Beneficial Effects

[0013] The utility model provides a low-headroom double-beam hoist trolley, which has the following beneficial effects:

[0014] 1. The low-headroom double-beam hoist trolley has a limiting effect through the setting of the track. Through the coordinated setting of the track and the pulley, during use, through the coordinated setting between the wheel groove, the shell, the movable plate, the support rod, the mounting rod, the first spring, the sliding sleeve, the movable block, the groove and the pulley, when the lifting vehicle moves, the elasticity of the first spring and the movement of the pulley in the wheel groove can limit the lifting vehicle when moving to avoid shaking, thereby playing a limiting role and achieving the purpose of limiting.

[0015] 2. The low-headroom double-beam hoist trolley has a protective effect through the setting of the lifting truck. Through the coordinated setting of the lifting truck and the drum, during use, through the coordinated setting of the support plate, the fixed rod, the second spring, the movable plate, the connecting block, the connecting plate, the inclined plate and the drum, when lifting, the steel cable hits the drum to rotate, avoiding scratches on the steel cable and causing serious wear of the steel cable. Moreover, through the elasticity of the second spring, the device has a gentleness and a protective effect, thereby playing a protective role and achieving the purpose of protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic structural diagram of the internal section of the track of the utility model;

[0018] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0019] Figure 4 It is a structural schematic diagram of the main cross-section of the utility model;

[0020] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure at point B.

[0021] In the figure: 1, crossbeam; 2, crane; 3, track; 4, fixed block; 5, sliding groove; 6, mounting block; 7, sliding wheel; 8, wheel groove; 9, housing; 10, sliding groove; 11, slider; 12, moving plate; 13, support rod; 14, mounting rod; 15, first spring; 16, sliding sleeve; 17, movable block; 18, groove; 19, pulley; 20, support plate; 21, fixed rod; 22, second spring; 23, movable plate; 24, connecting block; 25, connecting plate; 26, inclined plate; 27, roller. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example 1

[0023] See also Figure 1-3 The utility model provides a technical solution: a low-headroom double-beam hoist trolley, comprising a crossbeam 1 and a lifting vehicle 2, the upper surface of the crossbeam 1 is slidably connected to the lifting vehicle 2, a track 3 is provided on the upper surface of the crossbeam 1, a fixed block 4 is fixedly connected to the inner wall of the track 3, a sliding groove 5 is provided on the upper surface of the fixed block 4, a mounting block 6 is fixedly connected to the lower surface of the lifting vehicle 2, a sliding wheel 7 is fixedly installed on the lower surface of the mounting block 6, a wheel groove 8 is provided on the inner side wall of the track 3, a shell 9 is fixedly connected to one side of the mounting block 6, a slide groove 10 is provided on the inner wall of the shell 9, and the inner wall of the slide groove 10 is slidably connected to the inner wall of the slide groove 10. A slider 11 is connected, a movable plate 12 is fixedly connected to the lower surface of the slider 11, a support rod 13 is fixedly connected to one side of the movable plate 12, a mounting rod 14 is fixedly connected to the inner side wall of the housing 9, a first spring 15 is provided on the outer surface of the mounting rod 14, a sliding sleeve 16 is slidably connected to the outer surface of the mounting rod 14, one side of the sliding sleeve 16 is fixedly connected to the first spring 15, the lower surface of the support rod 13 is fixedly connected to the sliding sleeve 16, a movable block 17 is fixedly connected to one side of the movable plate 12, a groove 18 is provided on one side of the movable block 17, and a pulley 19 is connected to one side of the movable block 17.

[0024] When in use, the low-headroom double-beam hoist trolley has a limiting effect through the setting of the track 3. Through the coordinated setting of the track 3 and the pulley 19, during use, through the coordinated setting of the wheel groove 8, the shell 9, the movable plate 12, the support rod 13, the mounting rod 14, the first spring 15, the sliding sleeve 16, the movable block 17, the groove 18 and the pulley 19, when the lifting vehicle 2 moves, through the elasticity of the first spring 15 and the movement of the pulley 19 in the wheel groove 8, the lifting vehicle 2 is limited when moving to avoid shaking, thereby playing a limiting role and achieving the purpose of limiting. Example 2

[0025] See also Figure 4-5 The utility model provides a technical solution: a low-headroom double-beam hoist trolley, comprising a crossbeam 1 and a lifting vehicle 2, the upper surface of the crossbeam 1 is slidably connected to the lifting vehicle 2, the lower surface of the lifting vehicle 2 is fixedly connected with a support plate 20, the inner wall of the support plate 20 is fixedly connected with a fixed rod 21, the outer surface of the fixed rod 21 is provided with a second spring 22, the lower surface of the second spring 22 is fixedly connected with a movable plate 23, the inner wall of the movable plate 23 is slidably connected to the fixed rod 21, one side of the movable plate 23 is fixedly connected with a connecting block 24, the inner wall of the connecting block 24 is slidably connected to the fixed rod 21, the connecting block 2 A connecting plate 25 is fixedly connected to the back of 4, an inclined plate 26 is fixedly connected to one side of the connecting plate 25, a roller 27 is rotatably connected to the inner wall of the inclined plate 26, a track 3 is provided on the upper surface of the crossbeam 1, a fixing block 4 is fixedly connected to the inner wall of the track 3, a sliding groove 5 is provided on the upper surface of the fixing block 4, a mounting block 6 is fixedly connected to the lower surface of the lifting vehicle 2, a sliding wheel 7 is fixedly installed on the lower surface of the mounting block 6, a wheel groove 8 is provided on the inner side wall of the track 3, a shell 9 is fixedly connected to one side of the mounting block 6, a sliding groove 10 is provided on the inner wall of the shell 9, and a slider 11 is slidably connected to the inner wall of the sliding groove 10.

[0026] When in use, the low-headroom double-beam hoist trolley has a protective effect through the setting of the lifting truck 2. Through the coordinated setting of the lifting truck 2 and the drum 27, during use, through the coordinated setting of the support plate 20, the fixed rod 21, the second spring 22, the movable plate 23, the connecting block 24, the connecting plate 25, the inclined plate 26 and the drum 27, when lifting, the steel cable hits the drum 27, causing the drum 27 to rotate, avoiding scratches on the steel cable and causing serious wear of the steel cable, and the elasticity of the second spring 22 makes the device gentle and has a protective effect, thereby playing a protective role and achieving the purpose of protection.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A low headroom double-beam hoist trolley, comprising a crossbeam (1) and a lifting vehicle (2), characterized in that: The upper surface of the crossbeam (1) is slidably connected to the crane (2); a track (3) is provided on the upper surface of the crossbeam (1); a fixing block (4) is fixedly connected to the inner wall of the track (3); a sliding groove (5) is provided on the upper surface of the fixing block (4); a mounting block (6) is fixedly connected to the lower surface of the crane (2); a sliding wheel (7) is fixedly mounted on the lower surface of the mounting block (6); a wheel groove (8) is provided on the inner side wall of the track (3); a housing (9) is fixedly connected to one side of the mounting block (6); a sliding groove (10) is provided on the inner wall of the housing (9); a sliding block (11) is slidably connected to the inner wall of the sliding groove (10).

2. A low headroom double-beam hoist trolley according to claim 1, characterized in that: A moving plate (12) is fixedly connected to the lower surface of the sliding block (11), and a supporting rod (13) is fixedly connected to one side of the moving plate (12).

3. A low headroom double-beam hoist trolley according to claim 2, characterized in that: The inner side wall of the housing (9) is fixedly connected to a mounting rod (14), and the outer surface of the mounting rod (14) is provided with a first spring (15).

4. A low headroom double-beam hoist trolley according to claim 3, characterized in that: The outer surface of the mounting rod (14) is slidably connected to a sliding sleeve (16), one side of the sliding sleeve (16) is fixedly connected to the first spring (15), and the lower surface of the support rod (13) is fixedly connected to the sliding sleeve (16).

5. The low headroom double-beam hoist trolley according to claim 4, characterized in that: A movable block (17) is fixedly connected to one side of the movable plate (12), a groove (18) is provided on one side of the movable block (17), and a pulley (19) is connected to one side of the movable block (17).

6. The low headroom double-beam hoist trolley according to claim 1, characterized in that: A support plate (20) is fixedly connected to the lower surface of the lifting vehicle (2), and a fixing rod (21) is fixedly connected to the inner wall of the support plate (20).

7. The low headroom double-beam hoist trolley according to claim 6, characterized in that: A second spring (22) is provided on the outer surface of the fixed rod (21), a movable plate (23) is fixedly connected to the lower surface of the second spring (22), and an inner wall of the movable plate (23) is slidably connected to the fixed rod (21).

8. The low headroom double-beam hoist trolley according to claim 7, characterized in that: A connecting block (24) is fixedly connected to one side of the movable plate (23); an inner wall of the connecting block (24) is slidably connected to a fixed rod (21); a connecting plate (25) is fixedly connected to the back side of the connecting block (24); an inclined plate (26) is fixedly connected to one side of the connecting plate (25); and a roller (27) is rotatably connected to the inner wall of the inclined plate (26).

Images