Winch device for crane
By introducing guide rollers and slide rails into the crane winch device, the problem of wire rope overlap was solved, enabling the wire rope to be smoothly wound and unwound on the winch, thus improving the winch's efficiency and safety.
Patent Information
- Application Number
- CN202522394548.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-11-12
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2035-11-12
AI Technical Summary
When a crane winch is winding up or unwinding a wire rope, the wire rope is prone to tipping to one side and overlapping, which affects its subsequent use.
A winch device is adopted, including a fixed frame, a dual-output gearbox, a winch roller, a rotating shaft, a transmission gear, and a guide structure. Through the design of guide rollers and slide rails, it is ensured that the wire rope does not rub against external objects during the winding and unwinding process, and slides on the rotating shaft to avoid overlapping.
The wire rope does not rub against external objects during the winding and unwinding process, avoiding overlapping and improving the efficiency and safety of the winch.
Smart Images
Figure CN223659713U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a crane winch technical field especially relates to a winch device for crane. BACKGROUND
[0002] The crane refers to in a certain range vertical hoisting and horizontal transport heavy load multi -action hoisting machinery. Also called the overhead crane, the navigation is suspended, the crane, and the winch is with vertical installation's winch cylinder, usually provided with winch on the crane, and the winch is generally directly installed and connected on the crane frame, thereby hoisting heavy load in a certain range vertically.
[0003] At present, when the crane winch hoists external objects by winding the steel wire rope, the steel wire rope is easy to be stacked on one side during winding on the winch roller, thereby affecting subsequent winding use. UTILITY MODEL CONTENTS
[0004] The utility model discloses a winch device for crane provides a winch device for crane.
[0005] To solve the above technical problem, the basic idea of the technical scheme adopted by the utility model is:
[0006] A winch device for crane, including fixed frame, the fixed frame one side is installed double output gearbox, the fixed frame both sides inner wall between the middle place rotation is provided with winch roller, the winch roller one end slidingly penetrates to the one side of fixed frame, the fixed frame both sides inner wall between the front side edge close rotation is provided with the pivot, the pivot one end slidingly penetrates to the one side of fixed frame, the pivot one end is fixed with first transmission gear, the winch roller one end is fixed with second transmission gear.
[0007] Optionally, the two output gears are provided on the two output ends of the double output gearbox, and the two output gears are respectively engaged with the first transmission gear and the second transmission gear.
[0008] Optionally, the fixed frame is provided with a side frame on one side, the double output gearbox is located in the inside of the side frame, and the input end of the double output gearbox is fixed with a pulley.
[0009] Optionally, the guide rods are fixed on the front and back of the pivot between the two inner walls of the fixed frame, the first slide is spirally formed on the outer surface of the pivot in the clockwise direction, and the second slide is threadedly formed on the outer surface of the pivot in the counterclockwise direction.
[0010] Optionally, the two ends of the first slide and the two ends of the second slide are correspondingly communicated with each other, and the annular steel is slidably arranged on the outer surface of the pivot.
[0011] Optionally, the two guide rods are slidably penetrated through the annular steel, the top of the annular steel is fixed with an arc-shaped plate, a plurality of guide rollers are rotationally arranged between the inner walls of the two sides of the arc-shaped plate and close to the front side edges, and the plurality of guide rollers are distributed in a fan shape.
[0012] Optionally, the inner wall of the annular steel is rotationally arranged with a rhombic block, and the rhombic block is slidably clamped in the interiors of the first sliding channel and the second sliding channel.
[0013] Compared with the prior art, the technical scheme has the following beneficial effects, of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below:
[0014] 1. In the utility model, when the winch roller reels the steel wire rope to hoist the external object, the steel wire rope needs to pass through the arc-shaped plate, so that the outer surface of the steel wire rope is in close contact with the plurality of guide rollers. At this time, the steel wire rope will not rub against the external object during the reeling and unreeling process. Moreover, when the winch roller reels and unreels the steel wire rope, the annular steel will slide along the rotating shaft, so that the steel wire rope will not be stacked when it is reeled onto the winch roller.
[0015] 2. In the utility model, when the rotating shaft rotates, the rhombic block slides in the interiors of the first sliding channel and the second sliding channel, and is guided by the two guide rods, so that the rotating shaft can drive the annular steel to slide left and right on the outer surface of the rotating shaft when the rotating shaft rotates, thereby changing the position of the steel wire rope. Moreover, when the rhombic block slides to the end of the first sliding channel and the second sliding channel, it is transitioned through the connecting part at the end of the first sliding channel and the second sliding channel, so that it slides between the first sliding channel and the second sliding channel, thereby driving the annular steel to reciprocate on the outer surface of the rotating shaft. BRIEF DESCRIPTION OF DRAWINGS
[0016] The drawings described in the following description are only some embodiments, and other drawings can be obtained by those skilled in the art without creative labor. In the drawings:
[0017] Figure 1 A front view of the winch device for the crane is provided for the utility model;
[0018] Figure 2 A bottom view of the winch device for the crane is provided for the utility model;
[0019] Figure 3 A front view of the rotating shaft in the winch device for the crane is provided for the utility model;
[0020] Figure 4 A front view of the annular steel in the winch device for the crane is provided for the utility model.
[0021] The attached diagram lists the components represented by each number as follows:
[0022] 1. Fixed frame; 2. Side frame; 3. Dual output gearbox; 4. Pulley; 5. Winch roller; 6. Shaft; 7. Guide rod; 8. Output gear; 9. First transmission gear; 10. Second transmission gear; 11. Ring steel; 12. First slide rail; 13. Second slide rail; 14. Arc plate; 15. Guide roller; 16. Rhombus block.
[0023] It should be noted that these accompanying drawings and textual descriptions are not intended to limit the scope of the present invention in any way, but rather to illustrate the concept of the present invention to those skilled in the art by referring to specific embodiments. Detailed Implementation
[0024] The present invention will now be described in further detail with reference to the accompanying drawings.
[0025] Example 1, such as Figures 1-4 As shown, this utility model provides a winch device for cranes: it includes a fixed frame 1, a dual-output gearbox 3 installed on one side of the fixed frame 1, a winch roller 5 rotatably arranged between the inner walls of the two sides of the fixed frame 1 at the middle, one end of the winch roller 5 slidingly penetrating to one side of the fixed frame 1, a rotating shaft 6 rotatably arranged between the inner walls of the two sides of the fixed frame 1 near the front edge, one end of the rotating shaft 6 slidingly penetrating to one side of the fixed frame 1, a first transmission gear 9 fixed to one end of the rotating shaft 6, and a second transmission gear 10 fixed to one end of the winch roller 5.
[0026] The effect achieved by the entire embodiment 1 is that when the winch roller 5 winds up the wire rope to lift the external object, the wire rope needs to pass through the arc plate 14 so that the outer surface of the wire rope is in contact with the multiple guide rollers 15. At this time, the wire rope will not rub against the external object during the winding and unwinding process. At the same time as the winch roller 5 rotates to wind and unwind the wire rope, the annular steel 11 will slide along the rotating shaft 6 so that the wire rope will not overlap when it is wound onto the winch roller 5.
[0027] Example 2, as Figures 1-4As shown, the two output ends of the double output gearbox 3 are provided with output gears 8, the two output gears 8 are respectively correspondingly meshed with the first transmission gear 9 and the second transmission gear 10, one side of the fixed frame 1 is provided with a side frame 2, the double output gearbox 3 is located inside the side frame 2, the input end of the double output gearbox 3 is fixedly provided with a pulley 4, the front and back of the rotating shaft 6 between the inner walls of the two sides of the fixed frame 1 are fixedly provided with guide rods 7, the outer surface of the rotating shaft 6 is spirally provided with a first sliding groove 12 in the clockwise direction, the outer surface of the rotating shaft 6 is threadedly provided with a second sliding groove 13 in the counterclockwise direction, the two ends of the first sliding groove 12 and the two ends of the second sliding groove 13 are correspondingly communicated with each other, the outer surface of the rotating shaft 6 is slidably provided with a ring steel 11, the two guide rods 7 are correspondingly slidably penetrated through the ring steel 11, the top of the ring steel 11 is fixedly provided with an arc-shaped plate 14, a plurality of guide rollers 15 are rotatably arranged between the inner walls of the two sides of the arc-shaped plate 14 near the front side edge, the plurality of guide rollers 15 are distributed in a fan shape, the inner wall of the ring steel 11 is rotatably provided with a rhombic block 16, and the rhombic block 16 is slidably clamped inside the first sliding groove 12 and the second sliding groove 13.
[0028] The effect achieved by the whole embodiment 2 is that when the rotating shaft 6 rotates, the rhombic block 16 slides in the first sliding groove 12 and the second sliding groove 13, and is guided by the two guide rods 7, so that the rotating shaft 6 can drive the ring steel 11 to slide left and right on the outer surface of the rotating shaft 6 when rotating, so as to change the position of the steel wire rope winding, and when the rhombic block 16 slides to the end of the first sliding groove 12 and the second sliding groove 13, it is transitioned through the connecting part at the end of the first sliding groove 12 and the second sliding groove 13, so as to slide between the first sliding groove 12 and the second sliding groove 13, thereby driving the ring steel 11 to reciprocate on the outer surface of the rotating shaft 6.
[0029] Working principle: when the winch roller 5 winds the steel wire rope to hoist the external object, the steel wire rope needs to pass through the arc-shaped plate 14, so that the outer surface of the steel wire rope is in close contact with the plurality of guide rollers 15, at this time the steel wire rope will not rub with the external object during winding and unwinding, and the ring steel 11 will slide along the rotating shaft 6 while the winch roller 5 rotates to wind and unwind the steel wire rope, so that the steel wire rope will not be stacked when winding on the winch roller 5, when the rotating shaft 6 rotates, the rhombic block 16 slides in the first sliding groove 12 and the second sliding groove 13, and is guided by the two guide rods 7, so that the rotating shaft 6 can drive the ring steel 11 to slide left and right on the outer surface of the rotating shaft 6 when rotating, so as to change the position of the steel wire rope winding, and when the rhombic block 16 slides to the end of the first sliding groove 12 and the second sliding groove 13, it is transitioned through the connecting part at the end of the first sliding groove 12 and the second sliding groove 13, so as to slide between the first sliding groove 12 and the second sliding groove 13, thereby driving the ring steel 11 to reciprocate on the outer surface of the rotating shaft 6.
[0030] The utility model is not limited to the above-mentioned embodiment, any person should know the structure change made under the inspiration of the utility model, any technical scheme with the same or similar to the utility model falls into the protection scope of the utility model. The utility model is not described in detail the technology, shape, structure part is the known technology.
Claims
1. A winch device for a crane, comprising a fixed frame (1), characterized in that: A dual-output gearbox (3) is installed on one side of the fixed frame (1). A winch roller (5) is rotatably arranged between the inner walls of the two sides of the fixed frame (1) at the middle. One end of the winch roller (5) slides through to one side of the fixed frame (1). A rotating shaft (6) is rotatably arranged between the inner walls of the two sides of the fixed frame (1) near the front edge. One end of the rotating shaft (6) slides through to one side of the fixed frame (1). A first transmission gear (9) is fixed to one end of the rotating shaft (6), and a second transmission gear (10) is fixed to one end of the winch roller (5).
2. A winch device for a crane according to claim 1, characterized in that: The dual-output gearbox (3) is provided with output gears (8) at both output ends, and the two output gears (8) mesh with the first transmission gear (9) and the second transmission gear (10) respectively.
3. A winch device for a crane according to claim 2, characterized in that: A side frame (2) is provided on one side of the fixed frame (1), and the dual-output gearbox (3) is located inside the side frame (2). A pulley (4) is fixed at the input end of the dual-output gearbox (3).
4. A winch device for a crane according to claim 3, characterized in that: Guide rods (7) are fixed between the inner walls of the two sides of the fixed frame (1) at the front and rear of the rotating shaft (6). The outer surface of the rotating shaft (6) is spirally provided with a first slide (12) in the clockwise direction, and the outer surface of the rotating shaft (6) is spirally provided with a second slide (13) in the counterclockwise direction.
5. A winch device for a crane according to claim 4, characterized in that: The two ends of the first slide (12) and the two ends of the second slide (13) are connected to each other, and the outer surface of the rotating shaft (6) is slidably provided with annular steel (11).
6. A winch device for a crane according to claim 5, characterized in that: Both guide rods (7) slide through the annular steel (11). An arc plate (14) is fixed to the top of the annular steel (11). Multiple guide rollers (15) are rotatably arranged between the inner walls of the two sides of the arc plate (14) near the front edge. The multiple guide rollers (15) are distributed in a fan shape.
7. A winch device for a crane according to claim 6, characterized in that: The inner wall of the ring steel (11) is provided with a rhombus block (16) which slides and engages inside the first slide rail (12) and the second slide rail (13).